Zapata County, Texas
Location in the state of Texas
Texas's location in the U.S.
Founded	January 22, 1858
Named for	Colonel José Antonio de Zapata
Seat	Zapata
Largest community	Zapata
Area
• Total	1,058 sq mi (2,740 km2)
• Land	998 sq mi (2,585 km2)
• Water	60 sq mi (155 km2), 5.6
Time zone	Central: UTC-6/-5
Website	www.co.zapata.tx.us
Footnotes: For infobox source see

County Well Data

Well ID	Operator Name	Well Type	Lease
42-505-00027	FOX, HEWITT B., INC.	Gas
42-505-00101	ATLANTIC RICHFIELD CO.	Gas
42-505-00106	VELA, VICTOR H.	Oil
42-505-00111	RITTER PROPERTIES, LTD.	Oil
42-505-00118	RITTER PROPERTIES, LTD.	Oil
42-505-00317	ROWDEN, RALPH	Gas
42-505-00318	ROWDEN, RALPH	Gas
42-505-00383	ROWDEN, RALPH	Gas
42-505-00387	Gulf Oil Corp.	Gas
42-505-00390	DORAN ENERGY CORPORATION	Gas
42-505-00396	Gulf Oil Corp.	Gas
42-505-00397	WEST TEXAS EXP. CO., INC. H.L.B.	Gas
42-505-00400	DORAN ENERGY CORPORATION	Gas
42-505-00406	Pennzoil Producing Co.	Gas
42-505-00408	Pennzoil Producing Co.	Gas
42-505-00432		Gas
42-505-00433	GAS TRANSMISSION ORGANIZATIONINC	Gas
42-505-00448
42-505-00450	Sun Exploration & Production Co.	Gas
42-505-00454	Sun Exploration & Production Co.	Gas
42-505-00468	Sun Exploration & Production Co.	Gas
42-505-00473	Sun Exploration & Production Co.	Gas
42-505-00477
42-505-00480	GULF ENERGY PRODUCING COMPANY	Gas
42-505-00482	SUN OIL CO., DX DIV.	Gas
42-505-00597
42-505-00632	FLORES-SAN MIGUEL, INC.	Gas	010094
42-505-00658	FLORES-SAN MIGUEL, INC.	Oil	00209
42-505-00663	FLORES-SAN MIGUEL, INC.	Gas	010096
42-505-00664	FLORES-SAN MIGUEL, INC.	Gas	010095
42-505-00667	FLORES-SAN MIGUEL, INC.	Gas	010097
42-505-00670
42-505-00671	FLORES-SAN MIGUEL, INC.	Gas	010088
42-505-00676	DUGGER, GLENN	Gas	037797
42-505-00677	ZAPATA OIL PARTNERS, L.L.C.	Gas	087367
42-505-00680	ZAPATA OIL PARTNERS, L.L.C.	Gas	089665
42-505-00683	ZAPATA OIL PARTNERS, L.L.C.	Oil	01304
42-505-00684	ZAPATA OIL PARTNERS, L.L.C.	Oil	01304
42-505-00685	KATCO PRODUCTION	Gas	087816
42-505-00686	ZAPATA OIL PARTNERS, L.L.C.	Oil	01304
42-505-00687	ZAPATA OIL PARTNERS, L.L.C.	Oil	01304
42-505-00688	KATCO PRODUCTION	Gas	087326
42-505-00690	ZAPATA OIL PARTNERS, L.L.C.	Oil	13303
42-505-00691	ZAPATA OIL PARTNERS, L.L.C.	Oil	01304
42-505-00692	ZAPATA OIL PARTNERS, L.L.C.	Gas	090900
42-505-00693	Texaco Inc.	Oil	13303
42-505-00694	ZAPATA OIL PARTNERS, L.L.C.	Gas	090162
42-505-00695	KATCO PRODUCTION	Gas	086614
42-505-00696	ZAPATA OIL PARTNERS, L.L.C.	Oil	01304
42-505-00697	ZAPATA OIL PARTNERS, L.L.C.	Oil	01304
42-505-00698	ZAPATA OIL PARTNERS, L.L.C.	Oil	01304
42-505-00699	ZAPATA OIL PARTNERS, L.L.C.	Oil	13303
42-505-00700	ZAPATA OIL PARTNERS, L.L.C.	Oil	01304
42-505-00701	ZAPATA OIL PARTNERS, L.L.C.	Oil	13303
42-505-00702	ZAPATA OIL PARTNERS, L.L.C.	Oil	13303
42-505-00703	ZAPATA OIL PARTNERS, L.L.C.	Oil	13303
42-505-00704	ZAPATA OIL PARTNERS, L.L.C.	Oil	13303
42-505-00705	ZAPATA OIL PARTNERS, L.L.C.	Oil	13303
42-505-00747	KOVAR OPERATING, LLC	Oil	01303
42-505-00748	KOVAR OPERATING, LLC	Oil	01303
42-505-00773	KOVAR OPERATING, LLC	Oil	01303
42-505-00774	KOVAR OPERATING, LLC	Oil	01303
42-505-00776	KOVAR OPERATING, LLC	Oil	01303
42-505-00778	KOVAR OPERATING, LLC	Oil	01303
42-505-00804	KOVAR OPERATING, LLC	Oil	01303
42-505-00807	KOVAR OPERATING, LLC	Oil	01303
42-505-00815	KOVAR OPERATING, LLC	Oil	01303
42-505-00836	KOVAR OPERATING, LLC	Oil	01303
42-505-00837	KOVAR OPERATING, LLC	Oil	01303
42-505-00853	KOVAR OPERATING, LLC	Oil	01303
42-505-00864	KOVAR OPERATING, LLC	Oil	01305
42-505-00865	KOVAR OPERATING, LLC	Oil	01305
42-505-00866	KOVAR OPERATING, LLC	Oil
42-505-00867	KOVAR OPERATING, LLC	Oil	01305
42-505-00868	KOVAR OPERATING, LLC	Oil	01305
42-505-00870	KOVAR OPERATING, LLC	Oil
42-505-00871	KOVAR OPERATING, LLC	Oil	01305
42-505-00872	KOVAR OPERATING, LLC	Oil	01305
42-505-00873	KOVAR OPERATING, LLC	Oil
42-505-00874	KOVAR OPERATING, LLC	Oil
42-505-00876	KOVAR OPERATING, LLC	Oil
42-505-00879	KOVAR OPERATING, LLC	Oil	01305
42-505-00880	KOVAR OPERATING, LLC	Oil
42-505-00882	Texaco Inc.	Gas
42-505-00884	KOVAR OPERATING, LLC	Gas	217467
42-505-00886	KOVAR OPERATING, LLC	Oil
42-505-00887	KOVAR OPERATING, LLC	Oil
42-505-00888	KOVAR OPERATING, LLC	Oil
42-505-00890	KOVAR OPERATING, LLC	Oil
42-505-00891	KOVAR OPERATING, LLC	Oil
42-505-00892	KOVAR OPERATING, LLC	Oil
42-505-00893	KOVAR OPERATING, LLC	Oil
42-505-00895	KOVAR OPERATING, LLC	Oil
42-505-00896	KOVAR OPERATING, LLC	Oil
42-505-00897	KOVAR OPERATING, LLC	Oil
42-505-00898	KOVAR OPERATING, LLC	Oil
42-505-00899	Texaco Inc.	Gas
42-505-00900	KOVAR OPERATING, LLC	Oil
42-505-00901	KOVAR OPERATING, LLC	Oil
42-505-00902	KOVAR OPERATING, LLC	Oil
42-505-00904	KOVAR OPERATING, LLC	Oil	01305
42-505-00905	KOVAR OPERATING, LLC	Oil
42-505-00906	KOVAR OPERATING, LLC	Oil
42-505-00907	KOVAR OPERATING, LLC	Oil
42-505-00908	KOVAR OPERATING, LLC	Oil
42-505-00909
42-505-00910	KOVAR OPERATING, LLC	Oil
42-505-00911	KOVAR OPERATING, LLC	Oil	01305
42-505-00912	KOVAR OPERATING, LLC	Oil
42-505-00913	KOVAR OPERATING, LLC	Oil
42-505-00914	KOVAR OPERATING, LLC	Oil	01305
42-505-00915	KOVAR OPERATING, LLC	Oil
42-505-00916	KOVAR OPERATING, LLC	Oil	01305
42-505-00917	KOVAR OPERATING, LLC	Oil
42-505-00919	KOVAR OPERATING, LLC	Oil	01305
42-505-00920	KOVAR OPERATING, LLC	Oil
42-505-00921	KOVAR OPERATING, LLC	Oil	01305
42-505-00922	KOVAR OPERATING, LLC	Oil
42-505-00923	KOVAR OPERATING, LLC	Oil
42-505-00924	KOVAR OPERATING, LLC	Oil	01305
42-505-00925	KOVAR OPERATING, LLC	Oil	01305
42-505-00926	KOVAR OPERATING, LLC	Oil
42-505-00928	KOVAR OPERATING, LLC	Oil	01305
42-505-00930	KOVAR OPERATING, LLC	Oil
42-505-00931	TEXACO E & P INC.	Oil
42-505-00934	KOVAR OPERATING, LLC	Oil
42-505-00935	KOVAR OPERATING, LLC	Oil
42-505-00936	KOVAR OPERATING, LLC	Oil
42-505-00937	KOVAR OPERATING, LLC	Oil
42-505-00938	KOVAR OPERATING, LLC	Oil
42-505-00939	KOVAR OPERATING, LLC	Oil
42-505-00940	KOVAR OPERATING, LLC	Oil
42-505-00941	KOVAR OPERATING, LLC	Oil
42-505-00942	KOVAR OPERATING, LLC	Oil
42-505-00945	KOVAR OPERATING, LLC	Oil
42-505-00946	KOVAR OPERATING, LLC	Oil	01305
42-505-00947	KOVAR OPERATING, LLC	Oil
42-505-00952	KOVAR OPERATING, LLC	Oil	01303
42-505-00959	KOVAR OPERATING, LLC	Oil	01303
42-505-00961	KOVAR OPERATING, LLC	Oil
42-505-00962	KOVAR OPERATING, LLC	Oil
42-505-00963	KOVAR OPERATING, LLC	Oil
42-505-00964	KOVAR OPERATING, LLC	Oil
42-505-01001	FLORES-SAN MIGUEL, INC.	Gas	010093
42-505-01004
42-505-01005	Pennzoil Producing Co.	Gas
42-505-01006	KOVAR OPERATING, LLC	Oil	05823
42-505-01007	Pennzoil Producing Co.	Gas	037148
42-505-01008	Texaco Inc.	Gas
42-505-01009	KOVAR OPERATING, LLC	Gas	039785
42-505-01010	KOVAR OPERATING, LLC	Gas	083021
42-505-01011	GAS TRANSMISSION ORGANIZATION	Gas	010090
42-505-01022	FLORES-SAN MIGUEL, INC.	Gas	010089
42-505-01023	FLORES-SAN MIGUEL, INC.	Gas	010091
42-505-01025	FLORES-SAN MIGUEL, INC.	Gas	010092
42-505-01039
42-505-01041	ENERGY 2000, INC.	Oil
42-505-01042	ENERGY 2000, INC.	Oil
42-505-01045	ENERGY 2000, INC.	Oil	00712
42-505-01046	ENERGY 2000, INC.	Oil
42-505-01048
42-505-01049
42-505-01050
42-505-01052
42-505-01053
42-505-01056
42-505-01057	ENERGY 2000, INC.	Oil	00712
42-505-01058
42-505-01059
42-505-01060	ENERGY 2000, INC.	Oil	00712
42-505-01063
42-505-01064
42-505-01066
42-505-01067	ENERGY 2000, INC.	Oil	00712
42-505-01068	ENERGY 2000, INC.	Oil	00711
42-505-01071
42-505-01072	ENERGY 2000, INC.	Oil	00712
42-505-01073
42-505-01074	ENERGY 2000, INC.	Oil	00711
42-505-01075
42-505-01076	ENERGY 2000, INC.	Oil	00710
42-505-01082
42-505-01083
42-505-01084
42-505-01086	ENERGY 2000, INC.	Oil
42-505-01087
42-505-01089	ENERGY 2000, INC.	Oil	00711
42-505-01091
42-505-01092	ENERGY 2000, INC.	Oil	00711
42-505-01093	ENERGY 2000, INC.	Oil
42-505-01095
42-505-01096
42-505-01097	ENERGY 2000, INC.	Oil	00710
42-505-01098	ENERGY 2000, INC.	Oil
42-505-01099	ENERGY 2000, INC.	Oil
42-505-01103	ENERGY 2000, INC.	Oil	00711
42-505-01104	ENERGY 2000, INC.	Oil	00711
42-505-01106
42-505-01108	ENERGY 2000, INC.	Oil
42-505-01110	ENERGY 2000, INC.	Oil
42-505-01111
42-505-01112
42-505-01113	Gulf Oil Corp.	Gas
42-505-01122	ENERGY 2000, INC.	Oil	05455
42-505-01123
42-505-01124	ENERGY 2000, INC.	Oil	05455
42-505-01137	ENERGY 2000, INC.	Oil	00709
42-505-01139
42-505-01141
42-505-01142	ENERGY 2000, INC.	Oil
42-505-01143
42-505-01144	ENERGY 2000, INC.	Oil
42-505-01145	ENERGY 2000, INC.	Oil
42-505-01146	ENERGY 2000, INC.	Oil
42-505-01147
42-505-01148
42-505-01149	ENERGY 2000, INC.	Oil
42-505-01150	ENERGY 2000, INC.	Oil	05301
42-505-01152	ENERGY 2000, INC.	Oil
42-505-01153	ENERGY 2000, INC.	Oil	00709
42-505-01154	ENERGY 2000, INC.	Oil
42-505-01155
42-505-01156	ENERGY 2000, INC.	Oil
42-505-01157	ENERGY 2000, INC.	Oil	00709
42-505-01158
42-505-01159
42-505-01162	ENERGY 2000, INC.	Oil	00709
42-505-01163	ENERGY 2000, INC.	Oil
42-505-01164	ENERGY 2000, INC.	Oil
42-505-01165
42-505-01166	ENERGY 2000, INC.	Oil	00709
42-505-01167
42-505-01169
42-505-01170	ENERGY 2000, INC.	Oil
42-505-01171
42-505-01172	ENERGY 2000, INC.	Oil	00709
42-505-01175
42-505-01177	ENERGY 2000, INC.	Oil	05301
42-505-01178	ENERGY 2000, INC.	Oil
42-505-01179	ENERGY 2000, INC.	Oil
42-505-01180	ENERGY 2000, INC.	Oil	05301
42-505-01181
42-505-01182
42-505-01185	ENERGY 2000, INC.	Oil	05455
42-505-01194	ENERGY 2000, INC.	Oil
42-505-01199	ENERGY 2000, INC.	Oil	05455
42-505-01203	ENERGY 2000, INC.	Oil	05455
42-505-01205	ENERGY 2000, INC.	Oil
42-505-01215
42-505-01217	ENERGY 2000, INC.	Oil	05301
42-505-01218	ENERGY 2000, INC.	Oil	05301
42-505-01221	ENERGY 2000, INC.	Oil	05301
42-505-01222	ENERGY 2000, INC.	Oil
42-505-01223
42-505-01226	ENERGY 2000, INC.	Oil	05301
42-505-01230	ENERGY 2000, INC.	Oil	05301
42-505-01231	ENERGY 2000, INC.	Oil
42-505-01232	ENERGY 2000, INC.	Oil
42-505-01234	ENERGY 2000, INC.	Oil
42-505-01237	BXP OPERATING, LLC	Gas	010273
42-505-01247	ENERGY 2000, INC.	Oil
42-505-01248	ENERGY 2000, INC.	Oil	05301
42-505-01249	ENERGY 2000, INC.	Oil	05301
42-505-01250
42-505-01253
42-505-01254	ENERGY 2000, INC.	Oil	00724
42-505-01255
42-505-01257
42-505-01260	ENERGY 2000, INC.	Oil	00724
42-505-01262	ENERGY 2000, INC.	Oil	00724
42-505-01263	ENERGY 2000, INC.	Oil	05301
42-505-01264	ENERGY 2000, INC.	Oil	05301
42-505-01270	ENERGY 2000, INC.	Oil
42-505-01272	ENERGY 2000, INC.	Oil
42-505-01275	ENERGY 2000, INC.	Oil	00724
42-505-01276	ENERGY 2000, INC.	Oil	00724
42-505-01278	ENERGY 2000, INC.	Oil	00724
42-505-01279	ENERGY 2000, INC.	Oil	00724
42-505-01282	ENERGY 2000, INC.	Oil	05301
42-505-01283	BXP OPERATING, LLC	Gas	010275
42-505-01285	ENERGY 2000, INC.	Oil
42-505-01287
42-505-01288
42-505-01289	ENERGY 2000, INC.	Oil
42-505-01290	ENERGY 2000, INC.	Oil
42-505-01291
42-505-01292	ENERGY 2000, INC.	Oil
42-505-01293	ENERGY 2000, INC.	Oil
42-505-01294	ENERGY 2000, INC.	Oil
42-505-01296
42-505-01300	KLEINER,C.J.EST.-TURNER & FISKE	Gas
42-505-01308	COWAN, J. H. & TURNER, R. C.	Oil
42-505-01320	ENERGY 2000, INC.	Oil
42-505-01321
42-505-01360	KILLAM OIL COMPANY	Oil
42-505-01394
42-505-01397	VILLALON, J. ANTONIO, TRUSTEE	Oil
42-505-01399	VILLALON, J. ANTONIO, TRUSTEE	Oil	00722
42-505-01400	VILLALON, J. ANTONIO, TRUSTEE	Oil
42-505-01401	VILLALON, J. ANTONIO, TRUSTEE	Oil
42-505-01403	VILLALON, J. ANTONIO, TRUSTEE	Oil	00722
42-505-01404	VILLALON, J. ANTONIO, TRUSTEE	Oil	00718
42-505-01405	VILLALON, J. ANTONIO, TRUSTEE	Oil	00718
42-505-01406	VILLALON, J. ANTONIO, TRUSTEE	Oil	00718
42-505-01407	VILLALON, J. ANTONIO, TRUSTEE	Oil	00718
42-505-01408	VILLALON, J. ANTONIO, TRUSTEE	Oil	00718
42-505-01409	VILLALON, J. ANTONIO, TRUSTEE	Oil	00718
42-505-01410	VILLALON, J. ANTONIO, TRUSTEE	Oil
42-505-01411
42-505-01412	VILLALON, J. ANTONIO, TRUSTEE	Oil
42-505-01413	VILLALON, J. ANTONIO, TRUSTEE	Oil	00718
42-505-01416	VILLALON, J. ANTONIO, TRUSTEE	Oil	00718
42-505-01417	VILLALON, J. ANTONIO, TRUSTEE	Oil	00718
42-505-01426
42-505-01427
42-505-01430	VILLALON, J. ANTONIO, TRUSTEE	Oil	00718
42-505-01432	VILLALON, J. ANTONIO, TRUSTEE	Oil
42-505-01434
42-505-01441
42-505-01442
42-505-01443	VILLALON, J. ANTONIO, TRUSTEE	Oil
42-505-01444
42-505-01445	VILLALON, J. ANTONIO, TRUSTEE	Oil
42-505-01455	VILLALON, J. ANTONIO, TRUSTEE	Oil
42-505-01456	TRANSCON ENERGY CORPORATION	Oil	12573
42-505-01457	VILLALON, J. ANTONIO, TRUSTEE	Oil	00718
42-505-01459	VILLALON, J. ANTONIO, TRUSTEE	Oil	00718
42-505-01460	VILLALON, J. ANTONIO, TRUSTEE	Oil
42-505-01461	VILLALON, J. ANTONIO, TRUSTEE	Oil	00718
42-505-01462	VILLALON, J. ANTONIO, TRUSTEE	Oil	00718
42-505-01542	VILLALON, J. ANTONIO, TRUSTEE	Oil	00718
42-505-01549
42-505-01553		Gas
42-505-01576	KLEINER,C.J.EST.-TURNER & FISKE	Oil	00717
42-505-01579	VILLALON, J. ANTONIO, TRUSTEE	Oil	00723
42-505-01580	VILLALON, J. ANTONIO, TRUSTEE	Oil	00723
42-505-01586	VILLALON, J. ANTONIO, TRUSTEE	Oil	00723
42-505-01617
42-505-01636
42-505-01640
42-505-01650
42-505-01654
42-505-01658
42-505-01677	KLEINER,C.J.EST.-TURNER & FISKE	Oil
42-505-01688	KLEINER,C.J.EST.-TURNER & FISKE	Oil
42-505-01708	KLEINER,C.J.EST.-TURNER & FISKE	Oil
42-505-01739	THRASH OIL & GAS CO.	Oil	09473
42-505-01741	THRASH OIL & GAS CO.	Oil	09473
42-505-01756	THRASH OIL & GAS CO.	Gas
42-505-01768	GULF ENERGY DEVELOPMENT CORP.	Gas
42-505-01781	CALPINE NATURAL GAS COMPANY	Gas	011581
42-505-01783	ARETE OPERATING COMPANY, LLC	Gas	011580
42-505-01786
42-505-01787	TEXAS OIL & GAS CORP.	Gas
42-505-01788
42-505-01789
42-505-01790	SHERIDAN ENERGY,INC.	Gas	030651
42-505-01791	PRIZE OPERATING COMPANY	Gas	011582
42-505-01792
42-505-01794	PRIZE OPERATING COMPANY	Gas
42-505-01814	HEDGE OIL CO.	Gas
42-505-01815	SOUTHERN PET. EXPL., INC.	Gas
42-505-01816	SOUTHERN PET. EXPL., INC.	Gas
42-505-01820	HEDGE OIL CO.	Gas
42-505-01827	SCHIMMEL OIL COMPANY	Gas
42-505-01828	DELANGE, RODNEY, ETAL	Gas
42-505-01835
42-505-01836
42-505-01837
42-505-01838
42-505-01839
42-505-01840
42-505-01841
42-505-01842
42-505-01843
42-505-01845
42-505-01846
42-505-01847
42-505-01848
42-505-01849
42-505-01850
42-505-01851
42-505-01852
42-505-01853	FOX, HEWITT B., INC.	Gas
42-505-01855	MILLER & FOX MINERALS CORP.	Gas
42-505-01856
42-505-01857
42-505-01858
42-505-01859
42-505-01860	MILLER & FOX MINERALS CORP.	Gas
42-505-01862	FOX, HEWITT B., INC.	Gas
42-505-01865	FOX, HEWITT B., INC.	Gas
42-505-01872
42-505-01875	FOX, HEWITT B., INC.	Gas
42-505-01876
42-505-01925	COUGAR GATHERING CORPORATION	Gas
42-505-01928	COUGAR GATHERING CORPORATION	Gas
42-505-01929	COUGAR GATHERING CORPORATION	Gas
42-505-01930	COUGAR GATHERING CORPORATION	Gas
42-505-01931	SOMAC EXPLORATION COMPANY	Gas
42-505-01932	MUELLER ENGINEERING CORP.	Gas
42-505-01935	RIO GRANDE VALLEY GAS CO.	Gas
42-505-01936	HOPE PRODUCTION COMPANY	Gas
42-505-01939	GARNER, SAM	Gas
42-505-01940	GARNER, SAM	Gas
42-505-01944	GARNER, SAM	Gas
42-505-01947	HOPE PRODUCTION COMPANY	Gas
42-505-01948	HOPE PRODUCTION COMPANY	Gas
42-505-01950	RIO GRANDE VALLEY GAS CO.	Gas
42-505-01951	RIO GRANDE VALLEY GAS CO.	Gas
42-505-01957	RIO GRANDE VALLEY GAS CO.	Gas
42-505-01959	COASTAL STATES GAS PROD. CO.	Gas
42-505-01961	RIO GRANDE VALLEY GAS CO.	Gas	073574
42-505-01962	Coastal Oil & Gas Corporation	Gas	080565
42-505-01963	COASTAL STATES GAS PROD. CO.	Gas	056997
42-505-01998	LIVINGSTON OIL CO.	Gas
42-505-02000	Texas Pacific Oil Company, Inc.	Gas
42-505-02001	LIVINGSTON OIL CO.	Gas
42-505-02007	Petroleum Corporation Of Texas	Oil
42-505-02009	SATCO, INC.	Oil	00628
42-505-02010	SATCO, INC.	Oil	04093
42-505-02011	SATCO, INC.	Oil	00628
42-505-02017	SATCO, INC.	Oil
42-505-02031	SATCO, INC.	Oil	04016
42-505-02033		Gas
42-505-02040
42-505-02041
42-505-02049
42-505-02050
42-505-02051
42-505-02062
42-505-02086	THRASH OIL & GAS CO.	Oil
42-505-02087	THRASH OIL & GAS CO.	Oil
42-505-02092	THRASH OIL & GAS CO.	Oil
42-505-02107	THRASH OIL & GAS CO.	Oil	09473
42-505-02118
42-505-02127
42-505-02141	THRASH OIL & GAS CO.	Oil
42-505-02174	THRASH OIL & GAS CO.	Oil
42-505-02176	THRASH OIL & GAS CO.	Oil
42-505-02188	THRASH OIL & GAS CO.	Oil
42-505-02205
42-505-02217	THRASH OIL & GAS CO.	Oil
42-505-02218
42-505-02229	THRASH OIL & GAS CO.	Oil
42-505-02240	THRASH OIL & GAS CO.	Oil
42-505-02303	SOHIO PETROLEUM CO.	Oil
42-505-02304	SOHIO PETROLEUM CO.	Gas
42-505-02307
42-505-02310
42-505-02315		Gas
42-505-02320
42-505-02332	THRASH OIL & GAS CO.	Oil	07885
42-505-02393	THRASH OIL & GAS CO.	Oil	07885
42-505-02394	THRASH OIL & GAS CO.	Oil	07885
42-505-02395	THRASH OIL & GAS CO.	Oil	07885
42-505-02396	THRASH OIL & GAS CO.	Oil	07885
42-505-02397	THRASH OIL & GAS CO.	Oil	07885
42-505-02398	THRASH OIL & GAS CO.	Oil	07885
42-505-02399	THRASH OIL & GAS CO.	Oil	07885
42-505-02400	THRASH OIL & GAS CO.	Oil	07885
42-505-02401	THRASH OIL & GAS CO.	Oil	07885
42-505-02402	THRASH OIL & GAS CO.	Oil	07885
42-505-02403	THRASH OIL & GAS CO.	Oil	07885
42-505-02404	THRASH OIL & GAS CO.	Oil	07885
42-505-02405	THRASH OIL & GAS CO.	Oil	07885
42-505-02407	THRASH OIL & GAS CO.	Oil	07885
42-505-02408	THRASH OIL & GAS CO.	Oil
42-505-02409	THRASH OIL & GAS CO.	Oil	07885
42-505-02410	THRASH OIL & GAS CO.	Oil	07885
42-505-02411	THRASH OIL & GAS CO.	Oil	07885
42-505-02412	THRASH OIL & GAS CO.	Oil	07885
42-505-02414	THRASH OIL & GAS CO.	Oil	07885
42-505-02415	THRASH OIL & GAS CO.	Oil	07885
42-505-02416	THRASH OIL & GAS CO.	Oil	07885
42-505-02417	THRASH OIL & GAS CO.	Oil	07885
42-505-02418	THRASH OIL & GAS CO.	Oil	07885
42-505-02419	THRASH OIL & GAS CO.	Oil	07885
42-505-02421	THRASH OIL & GAS CO.	Oil	07885
42-505-02422	THRASH OIL & GAS CO.	Oil	07885
42-505-02423	THRASH OIL & GAS CO.	Oil	07885
42-505-02424	THRASH OIL & GAS CO.	Oil	07885
42-505-02425	THRASH OIL & GAS CO.	Oil	07885
42-505-02426	THRASH OIL & GAS CO.	Oil	07885
42-505-02427	THRASH OIL & GAS CO.	Oil	07885
42-505-02429	THRASH OIL & GAS CO.	Oil	07885
42-505-02430	THRASH OIL & GAS CO.	Oil	07885
42-505-02431	THRASH OIL & GAS CO.	Oil	07885
42-505-02433	THRASH OIL & GAS CO.	Oil	07885
42-505-02435	THRASH OIL & GAS CO.	Oil	07885
42-505-02436	THRASH OIL & GAS CO.	Oil	07885
42-505-02438	THRASH OIL & GAS CO.	Oil	07885
42-505-02441	THRASH OIL & GAS CO.	Oil	07885
42-505-02442	THRASH OIL & GAS CO.	Oil	07885
42-505-02444	ZAPATA MINERALS CO.	Oil	01307
42-505-02445	ZAPATA MINERALS CO.	Oil	01307
42-505-02450	ZAPATA MINERALS CO.	Oil	01307
42-505-02451	ZAPATA MINERALS CO.	Oil
42-505-02452	ZAPATA MINERALS CO.	Oil	01307
42-505-02453	ZAPATA MINERALS CO.	Oil	01307
42-505-02454	ZAPATA MINERALS CO.	Oil	01307
42-505-02455	ZAPATA MINERALS, INC.	Gas
42-505-02458	ZAPATA MINERALS CO.	Oil	01307
42-505-02459	ZAPATA MINERALS CO.	Oil	01307
42-505-02460	ZAPATA MINERALS CO.	Oil	01307
42-505-02461	ZAPATA MINERALS CO.	Oil	01307
42-505-02462	ZAPATA MINERALS CO.	Oil	01307
42-505-02464	ZAPATA MINERALS CO.	Oil	01307
42-505-02466	ZAPATA MINERALS CO.	Oil	01307
42-505-02467	ZAPATA MINERALS CO.	Oil	01307
42-505-02468	ZAPATA MINERALS CO.	Oil	01307
42-505-02469	ZAPATA MINERALS CO.	Oil	01307
42-505-02470	ZAPATA MINERALS CO.	Oil	01307
42-505-02472	ZAPATA MINERALS CO.	Oil	01307
42-505-02507	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-02513	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-02520	HOLMES OIL, INC.	Gas	031779
42-505-02567	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-02581	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-02589	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-02590	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-02591	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-02595	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-02596	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-02599	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-02604	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-02605	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-02608	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-02667	MCCALEB & DAVIS	Gas	121312
42-505-02716	FRIO PRODUCTION CO.	Gas
42-505-02746	TEXPRO, INC.	Oil	00457
42-505-02747	TEXPRO, INC.	Oil	00457
42-505-02749	TEXPRO, INC.	Oil	00457
42-505-02754	TEXPRO, INC.	Oil	00457
42-505-02756	TEXPRO, INC.	Oil	00457
42-505-02757	TEXPRO, INC.	Oil	00457
42-505-02759	TEXPRO, INC.	Oil	00457
42-505-02761	TEXPRO, INC.	Oil	00457
42-505-02765	TEXPRO, INC.	Oil	00457
42-505-02768	TEXPRO, INC.	Oil	00457
42-505-02883
42-505-02885	TEXPRO, INC.	Gas
42-505-02886	TEXPRO, INC.	Gas
42-505-02888	GULF ENERGY DEVELOPMENT CORP.	Gas
42-505-02892
42-505-02895	Holden Energy Corporation	Gas	011539
42-505-02896	XTO ENERGY INC.	Gas	022896
42-505-02897	XTO ENERGY INC.	Gas	011543
42-505-02899	XTO ENERGY INC.	Gas	011556
42-505-02901	PIONEER NATURAL RES. USA, INC.	Gas	011546
42-505-02912	L & F DRILLING CO.	Gas
42-505-02915	GULF ENERGY PRODUCING COMPANY	Gas
42-505-02917	XTO ENERGY INC.	Gas	011540
42-505-02918	XTO ENERGY INC.	Gas	011555
42-505-02919	XTO ENERGY INC.	Gas	011542
42-505-02920	GULF RESOURCES, INC.	Gas	048054
42-505-02928	TENNECO OIL CO.	Gas
42-505-02929	TIPCO	Gas
42-505-02930	XTO ENERGY INC.	Gas	011537
42-505-02931	XTO ENERGY INC.	Gas
42-505-02933	TEXAS OIL & GAS CORP.	Gas
42-505-02934	PARKER & PARSLEY PRODUCING L.P.	Gas	011525
42-505-02938	TEXAS OIL & GAS CORP.	Gas
42-505-02949	XTO ENERGY INC.	Gas	011533
42-505-02952	XTO ENERGY INC.	Gas	011519
42-505-02953	TEXAS OIL & GAS CORP.	Gas
42-505-02954	TXO Production Corp.	Gas
42-505-02957	XTO ENERGY INC.	Gas	011527
42-505-02958	TXO Production Corp.	Gas
42-505-02960	TEXAS OIL & GAS CORP.	Gas
42-505-02961	XTO ENERGY INC.	Gas	011523
42-505-02967	MUSTANG OIL & GAS CORPORATION	Gas	011516
42-505-02968	SONITT PETROLEUM CORP.	Gas
42-505-02969	BRIDGE OIL COMPANY, L. P.	Gas	011531
42-505-02971	XTO ENERGY INC.	Gas	031118
42-505-02972	GULF ENERGY PRODUCING COMPANY	Gas
42-505-02974	GULF ENERGY PRODUCING COMPANY	Gas
42-505-02975	SONITT PETROLEUM CORP.	Gas
42-505-02978	SONITT PETROLEUM CORP.	Gas
42-505-02979	SONITT PETROLEUM CORP.	Gas
42-505-02980	GULF ENERGY PRODUCING COMPANY	Gas
42-505-02982	SONITT PETROLEUM CORP.	Gas
42-505-02983	SONITT PETROLEUM CORP.	Gas
42-505-02991
42-505-02994
42-505-02997
42-505-03000	ZAPATA OIL PARTNERS, L.L.C.	Oil	01304
42-505-03002	ZAPATA OIL PARTNERS, L.L.C.	Oil	13303
42-505-03012	KILLAM & HURD, LTD.	Gas
42-505-03016	KOVAR OPERATING, LLC	Oil
42-505-03017	KOVAR OPERATING, LLC	Oil
42-505-03018	KOVAR OPERATING, LLC	Oil
42-505-03019	KOVAR OPERATING, LLC	Oil	07871
42-505-03020	KOVAR OPERATING, LLC	Oil	07871
42-505-03022	KOVAR OPERATING, LLC	Oil	06058
42-505-03023	KOVAR OPERATING, LLC	Oil	06058
42-505-03024	KOVAR OPERATING, LLC	Oil	06058
42-505-03025	KOVAR OPERATING, LLC	Oil	05823
42-505-03026	KOVAR OPERATING, LLC	Oil	01305
42-505-03027	KOVAR OPERATING, LLC	Oil
42-505-03028	KOVAR OPERATING, LLC	Oil
42-505-03029	KOVAR OPERATING, LLC	Oil
42-505-03030	KOVAR OPERATING, LLC	Oil
42-505-03031	KOVAR OPERATING, LLC	Oil
42-505-03032	KOVAR OPERATING, LLC	Oil
42-505-03033	KOVAR OPERATING, LLC	Oil
42-505-03034	KOVAR OPERATING, LLC	Oil
42-505-03035	KOVAR OPERATING, LLC	Oil
42-505-03036	KOVAR OPERATING, LLC	Oil	01305
42-505-03043
42-505-03044	ARTHUR & ARTHUR INC.	Oil	06145
42-505-03045	ARTHUR & ARTHUR INC.	Oil	06145
42-505-03046	ARTHUR & ARTHUR INC.	Oil	06145
42-505-03047	KILLAM OIL COMPANY	Oil
42-505-03049	KILLAM OIL COMPANY	Oil
42-505-03053	MILES PRODUCTION CO.	Gas
42-505-03056	COUGAR GATHERING CORPORATION	Gas
42-505-03058	MARWELL PETROLEUM LTD PARTNRSHIP	Gas	080657
42-505-03068	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-03070	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-03071	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-03074	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-03075	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-03079
42-505-03089	GULF ENERGY DEVELOPMENT CORP.	Gas
42-505-03090	GULF ENERGY PRODUCING COMPANY	Oil
42-505-03091	GULF ENERGY DEVELOPMENT CORP.	Oil
42-505-03092	BLACKBEARD OPERATING, LLC	Oil
42-505-03094	CODY ENERGY LLC	Gas	032724
42-505-03097	TIPCO	Oil
42-505-03098	Holden Energy Corporation	Gas
42-505-03099	TXO Production Corp.	Gas
42-505-03100	TXO Production Corp.	Gas
42-505-03101		Gas
42-505-03107	FLORES-SAN MIGUEL, INC.	Gas	033449
42-505-03108	CENTRAL PRODUCERS, INC.	Gas
42-505-03111	CENTRAL PRODUCERS, INC.	Gas
42-505-03115	GAS TRANSMISSION ORGANIZATIONINC	Gas
42-505-03122	KOVAR OPERATING, LLC	Oil	05823
42-505-03123	KOVAR OPERATING, LLC	Oil	05823
42-505-03124	KOVAR OPERATING, LLC	Oil	05823
42-505-03125	KOVAR OPERATING, LLC	Oil
42-505-03126	KOVAR OPERATING, LLC	Oil
42-505-03127	KOVAR OPERATING, LLC	Oil
42-505-03128	KOVAR OPERATING, LLC	Oil
42-505-03147	ZAPATA OIL PARTNERS, L.L.C.	Gas	086615
42-505-03148	KOVAR OPERATING, LLC	Oil	05823
42-505-03149	KOVAR OPERATING, LLC	Oil	05823
42-505-03150	KOVAR OPERATING, LLC	Oil	05823
42-505-03151	KOVAR OPERATING, LLC	Oil
42-505-03154	KOVAR OPERATING, LLC	Oil	05823
42-505-03155	KOVAR OPERATING, LLC	Oil	05823
42-505-03156	KOVAR OPERATING, LLC	Gas	038703
42-505-03157	KOVAR OPERATING, LLC	Oil	05823
42-505-03158	KOVAR OPERATING, LLC	Oil	05823
42-505-03159	KOVAR OPERATING, LLC	Oil
42-505-03160	KOVAR OPERATING, LLC	Oil	05823
42-505-03161	Texaco Inc.	Oil	06750
42-505-03162	KOVAR OPERATING, LLC	Oil
42-505-03163	KOVAR OPERATING, LLC	Oil
42-505-03164	KOVAR OPERATING, LLC	Oil	07871
42-505-03166	RESS PRODUCTION CO.	Gas	039084
42-505-03167	KOVAR OPERATING, LLC	Oil	05823
42-505-03168	KOVAR OPERATING, LLC	Oil	05823
42-505-03169	KOVAR OPERATING, LLC	Oil	05823
42-505-03170	KOVAR OPERATING, LLC	Oil
42-505-03174
42-505-03177
42-505-03182	DOMINION EXPL. & PROD., INC.	Gas	038805
42-505-03185	TEXPRO, INC.	Oil	00457
42-505-03188
42-505-03199	KILLAM OIL CO., LTD.	Gas	040968
42-505-03200	Pennzoil Producing Co.	Gas	051414
42-505-03201	KOVAR OPERATING, LLC	Gas	041067
42-505-03202	KOVAR OPERATING, LLC	Gas	041065
42-505-03203	Pennzoil Producing Co.	Gas
42-505-03209	BASIC EARTH SCIENCE SYSTEMS,INC.	Oil	07885
42-505-03211	KILLAM OIL CO., LTD.	Gas	041719
42-505-03212
42-505-03215	HEDGE OIL CO.	Gas
42-505-03216	JIN PETROLEUM LLC	Gas	042813
42-505-03220
42-505-03225
42-505-03227
42-505-03239	KOVAR OPERATING, LLC	Oil	05823
42-505-03240	MCCALEB & DAVIS	Oil
42-505-03245	BASIC EARTH SCIENCE SYSTEMS,INC.	Oil	07885
42-505-03246	BASIC EARTH SCIENCE SYSTEMS,INC.	Oil	07885
42-505-03247
42-505-03249	KING RESOURCES CO.	Oil
42-505-03250	CENTRAL PRODUCERS, INC.	Gas
42-505-03254
42-505-03267	THRASH OIL & GAS CO.	Oil	07885
42-505-03271	WESTPORT OIL AND GAS COMPANY, LP	Gas	070650
42-505-03272	HAMON, JAKE L.	Gas
42-505-03278	Coastal Oil & Gas Corporation	Gas
42-505-03286	TRANSAMERICAN NATURAL GAS CORP.	Gas
42-505-20016	JIN PETROLEUM LLC	Gas	044648
42-505-20031
42-505-20040	FINALY RESOURCES LLC	Oil	07194
42-505-20086
42-505-20112	FINALY RESOURCES LLC	Oil	07076
42-505-30002	Petro-Lewis Corporation	Gas	056689
42-505-30007	KIMMELL, C. E.	Gas	046401
42-505-30010	THRASH OIL & GAS CO.	Oil	07885
42-505-30011	THRASH OIL & GAS CO.	Oil	07885
42-505-30013	FINALY RESOURCES LLC	Oil
42-505-30015	PEREZ, H. F.	Oil
42-505-30019	PEREZ, H. F.	Oil
42-505-30020	PEREZ, H. F.	Oil
42-505-30021	PEREZ, H. F.	Oil
42-505-30023	PEREZ, H. F.	Oil
42-505-30024	PEREZ, H. F.	Oil
42-505-30025	KILLAM OIL CO., LTD.	Gas	047098
42-505-30026	J. & M. WELL SERVICE, INC.	Gas
42-505-30027	PEREZ, H. F.	Oil
42-505-30028	PEREZ, H. F.	Oil
42-505-30029
42-505-30030
42-505-30031
42-505-30032
42-505-30035
42-505-30038
42-505-30039	FINALY RESOURCES LLC	Oil
42-505-30040	KOVAR OPERATING, LLC	Oil	07871
42-505-30041	KOVAR OPERATING, LLC	Oil	07871
42-505-30044	MCCABE, J. C.	Gas	079217
42-505-30047	KOSATA ENERGY, INC.	Gas
42-505-30048	Miller & Fox Drilling Corp.	Gas
42-505-30051	HILCORP ENERGY COMPANY	Gas	048169
42-505-30052	Pennzoil Producing Co.	Gas	048014
42-505-30053
42-505-30062	Rosetta Resources Operating Lp	Gas	098654
42-505-30063	Coastal Oil & Gas Corporation	Gas	071356
42-505-30064	Texaco Inc.	Oil	07871
42-505-30065	KOVAR OPERATING, LLC	Oil	06058
42-505-30066	KOVAR OPERATING, LLC	Oil	07871
42-505-30067
42-505-30068	FINALY RESOURCES LLC	Oil	07715
42-505-30069	KILLAM OIL CO., LTD.	Gas	052600
42-505-30070	TEXAS GAS PRODUCTION COMPANY	Gas
42-505-30077	DELTA SEABOARD WELL SVC, INC.	Gas	212819
42-505-30079	DOMINION EXPL. & PROD., INC.	Gas	051171
42-505-30081	PENNZOIL EXPLORATION & PROD. CO.	Gas	050275
42-505-30083	FINALY RESOURCES LLC	Oil	07715
42-505-30084	KOVAR OPERATING, LLC	Oil	07871
42-505-30085	Pennzoil Company	Gas
42-505-30086	KOVAR OPERATING, LLC	Oil	07871
42-505-30088	KOVAR OPERATING, LLC	Oil	07871
42-505-30090	HNG Oil Company	Gas	131965
42-505-30093	KOVAR OPERATING, LLC	Oil	07871
42-505-30094	KOVAR OPERATING, LLC	Oil	07871
42-505-30097	KOVAR OPERATING, LLC	Oil	07871
42-505-30098	KOVAR OPERATING, LLC	Gas	224431
42-505-30099	KOVAR OPERATING, LLC	Oil	06058
42-505-30100	KOVAR OPERATING, LLC	Oil	06058
42-505-30101	KOVAR OPERATING, LLC	Oil	06058
42-505-30102	KOVAR OPERATING, LLC	Oil	07871
42-505-30103	Pennzoil Producing Co.	Gas
42-505-30104	S M K ENERGY CORPORATION	Oil	06750
42-505-30105	KOVAR OPERATING, LLC	Oil	07871
42-505-30106	KOVAR OPERATING, LLC	Oil
42-505-30107	KOVAR OPERATING, LLC	Oil	07871
42-505-30108	KOVAR OPERATING, LLC	Oil	06058
42-505-30109	KOVAR OPERATING, LLC	Oil	07871
42-505-30112	KILLAM OIL COMPANY	Gas
42-505-30113	Pennzoil Producing Co.	Gas	060878
42-505-30114	PENNZOIL EXPLORATION & PROD. CO.	Gas	051749
42-505-30115	HILCORP ENERGY COMPANY	Oil	07905
42-505-30120	THRASH OIL & GAS CO.	Oil	07885
42-505-30121	THRASH OIL & GAS CO.	Oil	07885
42-505-30122	THRASH OIL & GAS CO.	Oil	07885
42-505-30123	THRASH OIL & GAS CO.	Oil
42-505-30124	THRASH OIL & GAS CO.	Oil	07885
42-505-30125	THRASH OIL & GAS CO.	Oil
42-505-30126	THRASH OIL & GAS CO.	Oil
42-505-30127	THRASH OIL & GAS CO.	Oil
42-505-30128	THRASH OIL & GAS CO.	Oil	07885
42-505-30129	THRASH OIL & GAS CO.	Oil	07885
42-505-30133	TEXAS DRILLING CO.
42-505-30137	HILCORP ENERGY COMPANY	Gas	053630
42-505-30138	KILLAM OIL CO., LTD.	Oil	08052
42-505-30141	DEVON ENERGY PRODUCTION CO, L.P.	Gas	061823
42-505-30142	KOVAR OPERATING, LLC	Oil	07871
42-505-30143	Texaco Inc.	Oil	06058
42-505-30144	KOVAR OPERATING, LLC	Oil	06058
42-505-30146	TRANSCON ENERGY CORPORATION	Oil	12006
42-505-30148	TIJERINA, RODOLFO
42-505-30150	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30152	KILLAM OIL CO., LTD.	Oil
42-505-30153	GULF ENERGY DEVELOPMENT CORP.	Gas
42-505-30154	Pennzoil Producing Co.	Gas	054669
42-505-30155	KOVAR OPERATING, LLC	Oil	07871
42-505-30156	KOVAR OPERATING, LLC	Gas	155632
42-505-30157	KILLAM OIL CO., LTD.	Oil	08052
42-505-30160	KILLAM OIL CO., LTD.	Oil	08052
42-505-30161	MONTECRISTO EXPLORATION, INC.	Gas	058047
42-505-30163	KILLAM OIL CO., LTD.	Oil
42-505-30164	KOVAR OPERATING, LLC	Oil	07871
42-505-30165	KOVAR OPERATING, LLC	Oil	07871
42-505-30166	KOVAR OPERATING, LLC	Oil	05823
42-505-30167	KILLAM OIL CO., LTD.	Oil
42-505-30169	KILLAM OIL CO., LTD.	Oil
42-505-30170	DEVON ENERGY PRODUCTION CO, L.P.	Gas	074554
42-505-30171	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30173	KILLAM OIL CO., LTD.	Oil
42-505-30175	KOVAR OPERATING, LLC	Oil	07871
42-505-30178	Linn Operating, LLC	Gas	066742
42-505-30179	KILLAM OIL CO., LTD.	Oil	08052
42-505-30180	KILLAM OIL CO., LTD.	Oil	08052
42-505-30181	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30182	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30183	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30184	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30185	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30186	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30187	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30188	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30189	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30190	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30191	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30192	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30193	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30194	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30195	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30196	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30197	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30198	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30199	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30200	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30201	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30202	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30203	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30204	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30205	HUGHES & HUGHES	Gas
42-505-30206	ENRON OIL & GAS COMPANY	Gas	055672
42-505-30208	KOVAR OPERATING, LLC	Oil	06058
42-505-30209	KOVAR OPERATING, LLC	Oil	06058
42-505-30211	HILCORP ENERGY COMPANY	Oil	08216
42-505-30213	KIMMELL, C. E.	Gas	056635
42-505-30214	Pennzoil Producing Co.	Gas
42-505-30216	Gulf Oil Corp.	Gas
42-505-30218	KOVAR OPERATING, LLC	Oil	07871
42-505-30219	HILCORP ENERGY COMPANY	Oil	08228
42-505-30220	BXP OPERATING, LLC	Oil	08254
42-505-30223	BXP OPERATING, LLC	Oil	08254
42-505-30224	KOVAR OPERATING, LLC	Oil	07871
42-505-30225	KOVAR OPERATING, LLC	Oil	07871
42-505-30226	KOVAR OPERATING, LLC	Oil	01305
42-505-30227	ENRON OIL & GAS COMPANY	Gas	056756
42-505-30229	HILCORP ENERGY COMPANY	Gas	177755
42-505-30230	GECKO OIL & GAS, INC.	Gas	060200
42-505-30231	NORGAS ENERGY	Gas	064847
42-505-30232	HILCORP ENERGY COMPANY	Oil	08216
42-505-30234	HILCORP ENERGY COMPANY	Oil	08216
42-505-30235	HILCORP ENERGY COMPANY	Oil	08216
42-505-30237	KOVAR OPERATING, LLC	Oil
42-505-30238	KOVAR OPERATING, LLC	Oil	06058
42-505-30239	KOVAR OPERATING, LLC	Oil	08328
42-505-30241	KOVAR OPERATING, LLC	Oil	06058
42-505-30242	HNG Oil Company	Gas
42-505-30244	TIJERINA, RODOLFO	Gas	059809
42-505-30245	KOVAR OPERATING, LLC	Oil
42-505-30246	KOVAR OPERATING, LLC	Oil	06058
42-505-30250	Pennzoil Producing Co.	Gas
42-505-30252	Pennzoil Producing Co.	Gas
42-505-30254	LAGUNA OPERATING LLC	Gas	065065
42-505-30255	KIMMELL, C. E.	Gas	059384
42-505-30258	KOVAR OPERATING, LLC	Oil
42-505-30259	PROLINE ENERGY RESOURCES INC	Gas	058310
42-505-30260	KOVAR OPERATING, LLC	Oil
42-505-30265	KOVAR OPERATING, LLC	Oil	05823
42-505-30266	TRANSAMERICAN NATURAL GAS CORP.	Gas
42-505-30267	TEXCAN RESOURCES CORP.	Gas	062810
42-505-30268	TXO Production Corp.	Gas	104848
42-505-30269	HUGHES, DAN A. COMPANY, L.P.	Oil	08882
42-505-30270
42-505-30271	HILCORP ENERGY COMPANY	Oil	08646
42-505-30273	ZAPATA OIL PARTNERS, L.L.C.	Oil	13303
42-505-30274	TRANSAMERICAN NATURAL GAS CORP.	Gas
42-505-30275	GHR ENERGY CORP.	Gas	060439
42-505-30277	COTTON, W. L.	Gas	081528
42-505-30280	HUGHES & HUGHES	Gas
42-505-30285	TXO Production Corp.	Gas
42-505-30287	ENERGY 2000, INC.	Gas	201374
42-505-30288	PENNZOIL EXPLORATION & PROD. CO.	Gas	133013
42-505-30289	VILLALON, J. ANTONIO, TRUSTEE	Oil	00718
42-505-30292	NORTH AMERICAN PRODUCTION CO.	Gas	062005
42-505-30293	HUGHES & HUGHES	Gas	061744
42-505-30299	TXO Production Corp.	Gas
42-505-30300	HILCORP ENERGY COMPANY	Gas	245693
42-505-30301	HILCORP ENERGY COMPANY	Gas	062293
42-505-30303	GOOD HOPE REFINERIES, INC.	Gas
42-505-30304	MIDWEST OPERATING, LLC	Gas	062047
42-505-30305	HILCORP ENERGY COMPANY	Gas	063329
42-505-30306	KIMMELL, C. E.	Gas	064465
42-505-30308	NORGAS ENERGY	Gas	062315
42-505-30309	FLORES-SAN MIGUEL, INC.	Gas	062316
42-505-30310	BEEHIVE OPERATING, LLC	Gas	071016
42-505-30311	CONOCOPHILLIPS COMPANY	Gas	062004
42-505-30312	CONOCOPHILLIPS COMPANY	Gas	062860
42-505-30314	ENERGY 2000, INC.	Oil	00711
42-505-30315	Gulf Oil Corp.	Gas
42-505-30316	Gulf Oil Corp.	Gas
42-505-30318	Conoco Inc.	Gas	063915
42-505-30319	MUELLER ENGINEERING CORP.	Gas	098349
42-505-30320	TRANSAMERICAN NATURAL GAS CORP.	Gas
42-505-30321	BLACKBEARD OPERATING, LLC	Gas	062777
42-505-30322	Pennzoil Producing Co.	Gas
42-505-30323	HILCORP ENERGY COMPANY	Gas	062841
42-505-30324	Conoco Inc.	Gas	062672
42-505-30325	CONOCOPHILLIPS COMPANY	Gas	064072
42-505-30326	GOOD HOPE REFINERIES, INC.	Gas
42-505-30327	GOOD HOPE REFINERIES, INC.	Gas	065181
42-505-30329	HILCORP ENERGY COMPANY	Gas	062859
42-505-30330	BLACKBEARD OPERATING, LLC	Gas	064632
42-505-30332	HILCORP ENERGY COMPANY	Gas	063229
42-505-30334	Conoco Inc.	Gas	063916
42-505-30335	CHEVRON U. S. A. INC.	Gas	063142
42-505-30336	CHEVRON U. S. A. INC.	Gas
42-505-30337	CONOCOPHILLIPS COMPANY	Gas	062830
42-505-30338	BLACKBEARD OPERATING, LLC	Gas	063472
42-505-30339	BLACKBEARD OPERATING, LLC	Gas	065220
42-505-30340	Conoco Inc.	Gas	063816
42-505-30341	Coastal Oil & Gas Corporation	Gas	149933
42-505-30342	HILCORP ENERGY COMPANY	Gas	065056
42-505-30345	HILCORP ENERGY COMPANY	Gas	070632
42-505-30347
42-505-30348	Conoco Inc.	Gas	063870
42-505-30349	Pennzoil Producing Co.	Gas
42-505-30350	CHEVRON U. S. A. INC.	Gas
42-505-30352	ENERGY 2000, INC.	Gas	063944
42-505-30353	HILCORP ENERGY COMPANY	Gas	063917
42-505-30354	HILCORP ENERGY COMPANY	Gas	070208
42-505-30355	MCCABE, J. C.	Gas	072758
42-505-30356	Gulf Oil Corp.	Gas
42-505-30358
42-505-30359	Gas Producing Enterprises, Inc.	Gas	065527
42-505-30360	Coastal Oil & Gas Corporation	Gas
42-505-30364	BLACKBEARD OPERATING, LLC	Gas	066243
42-505-30367	Conoco Inc.	Gas	064983
42-505-30368	TRANSAMERICAN NATURAL GAS CORP.	Gas
42-505-30372	CONOCOPHILLIPS COMPANY	Oil	08681
42-505-30373	Conoco Inc.	Gas	064057
42-505-30375	Conoco Inc.	Gas	067639
42-505-30378	FLORES, RUBEN DR.	Gas	072509
42-505-30383	YATES OPERATING CORP.	Gas	066494
42-505-30386	Gulf Oil Corp.	Oil
42-505-30387	GOOD HOPE REFINERIES, INC.	Gas
42-505-30388	HILCORP ENERGY COMPANY	Gas	064507
42-505-30391	Gulf Oil Corp.	Gas
42-505-30395	CFO RESOURCES, INC.	Gas	066150
42-505-30399	CHEVRON U. S. A. INC.	Gas	065308
42-505-30400	MIDWEST OPERATING, LLC	Gas	114123
42-505-30401	HNG Oil Company	Gas
42-505-30402	HILCORP ENERGY COMPANY	Gas	065406
42-505-30403	HILCORP ENERGY COMPANY	Gas	065943
42-505-30404	Gulf Oil Corp.	Gas
42-505-30405	DEVON ENERGY PRODUCTION CO, L.P.	Gas	065732
42-505-30409
42-505-30412	HILCORP ENERGY COMPANY	Gas	066065
42-505-30413
42-505-30414	Coastal Oil & Gas Corporation	Gas
42-505-30415	CONOCOPHILLIPS COMPANY	Gas	066625
42-505-30416
42-505-30417	YATES OPERATING CORP.	Gas	066567
42-505-30418	NORTH AMERICAN PRODUCTION CO.	Gas	065861
42-505-30419	NORTH AMERICAN PRODUCTION CO.	Gas	065830
42-505-30420	HUGHES & HUGHES	Gas
42-505-30421	CONOCOPHILLIPS COMPANY	Gas	066390
42-505-30422	CHEVRON U. S. A. INC.	Gas	066149
42-505-30423	Gas Producing Enterprises, Inc.	Gas	077695
42-505-30424	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30425	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-30427	TRANSAMERICAN NATURAL GAS CORP.	Gas	068912
42-505-30428	MERIT ENERGY COMPANY	Gas	097235
42-505-30429	HILCORP ENERGY COMPANY	Gas	066775
42-505-30430	KENDRICK, BARBARA S.	Oil	08756
42-505-30431	HILCORP ENERGY COMPANY	Gas	066461
42-505-30433	LAGUNA OPERATING LLC	Gas	066726
42-505-30434	ARCO OIL & GAS CO.	Gas	069980
42-505-30435	KENDRICK, BARBARA S.	Oil	08756
42-505-30437	CHEVRON U. S. A. INC.	Gas	066628
42-505-30438	BLUESTONE NATURAL RES. II, LLC	Gas	066774
42-505-30439	Pennzoil Company	Oil
42-505-30441
42-505-30442	CONOCOPHILLIPS COMPANY	Gas	066288
42-505-30443
42-505-30444	HILCORP ENERGY COMPANY	Gas	067223
42-505-30445	HILCORP ENERGY COMPANY	Gas	067199
42-505-30446	ARETE OPERATING COMPANY, LLC	Gas	069139
42-505-30448	ARCO OIL & GAS CO.	Oil	08917
42-505-30449	HILCORP ENERGY COMPANY	Gas	067200
42-505-30451
42-505-30453	KILLAM OIL CO., LTD.	Gas	068148
42-505-30454	ARCO OIL & GAS CO.	Gas	068608
42-505-30455	HILCORP ENERGY COMPANY	Gas	067198
42-505-30456	HILCORP ENERGY COMPANY	Gas	069080
42-505-30457	Pennzoil Producing Co.	Gas
42-505-30458	Coastal Oil & Gas Corporation	Gas
42-505-30459	TRANSAMERICAN NATURAL GAS CORP.	Gas	068619
42-505-30461	ARCO OIL & GAS CO.	Oil	08916
42-505-30462
42-505-30464	ARCO OIL & GAS CO.	Gas	068609
42-505-30465	CONOCOPHILLIPS COMPANY	Gas	068331
42-505-30466	HILCORP ENERGY COMPANY	Gas	067539
42-505-30467	SAMEDAN OIL CORPORATION	Gas
42-505-30468	MERIT ENERGY COMPANY	Gas	068875
42-505-30469	ARCO OIL & GAS CO.	Gas
42-505-30471	ARCO OIL & GAS CO.	Oil	08917
42-505-30472	CHEVRON U. S. A. INC.	Gas
42-505-30473
42-505-30477	BLACKBEARD OPERATING, LLC	Gas	069268
42-505-30480	ARCO OIL & GAS CO.	Gas	069055
42-505-30481	ARCO OIL & GAS CO.	Gas	069940
42-505-30482	FLORES-SAN MIGUEL, INC.	Gas	072990
42-505-30486	ENRON OIL & GAS COMPANY	Gas	125203
42-505-30487	NORTH AMERICAN PRODUCTION CO.	Gas	068616
42-505-30488	NORTH AMERICAN PRODUCTION CO.	Gas	068614
42-505-30489	NORTH AMERICAN PRODUCTION CO.	Gas	068615
42-505-30490	BLACKBEARD OPERATING, LLC	Gas	068837
42-505-30491	HILCORP ENERGY COMPANY	Gas	070213
42-505-30492	HILCORP ENERGY COMPANY	Gas	070212
42-505-30493	MOBIL PRODUCING TX. & N.M. INC.	Oil
42-505-30494	Conoco Inc.	Gas	071940
42-505-30495	MONTECRISTO EXPLORATION, INC.	Gas	069473
42-505-30497	HILCORP ENERGY COMPANY	Gas	069227
42-505-30498
42-505-30502	GOOD HOPE REFINERIES, INC.	Gas
42-505-30503	YATES OPERATING CORP.	Gas	072953
42-505-30504	HILCORP ENERGY COMPANY	Gas	068973
42-505-30505	ARCO OIL & GAS CO.	Gas	072254
42-505-30506	ARCO OIL & GAS CO.	Gas	073234
42-505-30508	HILCORP ENERGY COMPANY	Gas	069203
42-505-30510	Conoco Inc.	Gas	070631
42-505-30511	CONOCOPHILLIPS COMPANY	Gas	070210
42-505-30512	CONOCOPHILLIPS COMPANY	Gas	069710
42-505-30513	TRANSAMERICAN NATURAL GAS CORP.	Gas	070971
42-505-30514	CFO RESOURCES, INC.	Gas	069143
42-505-30515	Gulf Oil Corp.	Gas
42-505-30516	Pennzoil Company	Oil
42-505-30517	HILCORP ENERGY COMPANY	Gas	070637
42-505-30518	HNG Oil Company	Gas	104284
42-505-30519	CHEVRON U. S. A. INC.	Gas
42-505-30520	ENRON OIL & GAS COMPANY	Gas	137503
42-505-30522	CHEVRON U. S. A. INC.	Gas	070159
42-505-30523	ARCO OIL & GAS CO.	Gas	075467
42-505-30524	SANCHEZ-O'BRIEN & WATSON OIL COR	Oil
42-505-30527	HURD ENTERPRISES, LTD.	Gas	069907
42-505-30528	TXO Production Corp.	Gas
42-505-30529	ENRON OIL & GAS COMPANY	Gas	069973
42-505-30530	CONOCOPHILLIPS COMPANY	Gas	113322
42-505-30532	CONOCOPHILLIPS COMPANY	Gas	072049
42-505-30534	BLACKBEARD OPERATING, LLC	Gas	070578
42-505-30535	BLACKBEARD OPERATING, LLC	Gas	070194
42-505-30536	HILCORP ENERGY COMPANY	Gas	072383
42-505-30540	HILCORP ENERGY COMPANY	Gas	070524
42-505-30541	HILCORP ENERGY COMPANY	Gas	072384
42-505-30542
42-505-30545	Gulf Oil Corp.	Gas
42-505-30547
42-505-30548	Gulf Oil Corp.	Gas
42-505-30549	ENRON OIL & GAS COMPANY	Gas	072420
42-505-30551	IPACT	Gas	211445
42-505-30552	HILCORP ENERGY COMPANY	Gas	071293
42-505-30553	PENNZOIL EXPLORATION & PROD. CO.	Gas	076336
42-505-30554	CHEVRON U. S. A. INC.	Gas	070893
42-505-30555
42-505-30556	Gulf Oil Corp.	Gas
42-505-30557	CHEVRON U. S. A. INC.	Gas
42-505-30558	PENNZOIL EXPLORATION & PROD. CO.	Gas	071393
42-505-30559	Gulf Oil Corp.	Gas
42-505-30560	BLACKBEARD OPERATING, LLC	Gas	071362
42-505-30561	Gulf Oil Corp.	Gas
42-505-30562	ENRON OIL & GAS COMPANY	Gas	071814
42-505-30563	Gas Producing Enterprises, Inc.	Gas
42-505-30564	CHEVRON U. S. A. INC.	Gas
42-505-30566	HUGHES & HUGHES	Oil
42-505-30568	HNG Oil Company	Gas
42-505-30569	Transtexas Gas Corporation	Gas	072200
42-505-30570	CONOCOPHILLIPS COMPANY	Gas	074873
42-505-30571	KILLAM OIL CO., LTD.	Gas	169701
42-505-30572	Gulf Oil Corp.	Gas
42-505-30574	HILCORP ENERGY COMPANY	Gas	071961
42-505-30577	Pennzoil Producing Co.	Gas
42-505-30578	KOVAR OPERATING, LLC	Gas	071653
42-505-30580	S M K ENERGY CORPORATION	Gas	071076
42-505-30581	ENERQUEST OPERATING L.L.C.	Gas	073018
42-505-30583	Pennzoil Producing Co.	Gas
42-505-30584	Gulf Oil Corp.	Oil
42-505-30585	ENRON OIL & GAS COMPANY	Gas	131143
42-505-30586	HILCORP ENERGY COMPANY	Gas	072592
42-505-30587	CHEVRON U. S. A. INC.	Gas	074920
42-505-30588	BLACKBEARD OPERATING, LLC	Gas	072220
42-505-30589	Gulf Oil Corp.
42-505-30590	HNG Oil Company	Gas
42-505-30593	LAGUNA OPERATING LLC	Gas	072421
42-505-30594	KILLAM OIL CO., LTD.	Gas	072438
42-505-30595	ENRON OIL & GAS COMPANY	Gas	086477
42-505-30596	HILCORP ENERGY COMPANY	Gas	073806
42-505-30598	BLACKBEARD OPERATING, LLC	Gas	072247
42-505-30601	OTEX ENERGY INC.	Gas	074836
42-505-30602	HILCORP ENERGY COMPANY	Gas	073795
42-505-30604	Gas Producing Enterprises, Inc.	Gas
42-505-30605	Houston Oil & Minerals Corp.	Gas
42-505-30606	Pennzoil Producing Co.	Gas
42-505-30607	ENRON OIL & GAS COMPANY	Gas	106533
42-505-30608	KILLAM OIL COMPANY	Gas
42-505-30609	ENTEX PETR., INC.	Gas
42-505-30864	Gulf Oil Corp.
42-505-30865	GOOD HOPE REFINERIES, INC.
42-505-30866	GOOD HOPE REFINERIES, INC.
42-505-30867	PINTAIL PRODUCTION CO., INC.	Gas	073803
42-505-30868	Gulf Oil Corp.
42-505-30869	BLACKBEARD OPERATING, LLC	Gas	075657
42-505-30870	KILLAM & HURD, LTD.
42-505-30871	KILLAM OIL COMPANY	Gas	121429
42-505-30872	MANGES, CLINTON
42-505-30873	BLACKBEARD OPERATING, LLC	Gas	073452
42-505-30874	HNG Oil Company	Gas
42-505-30875	CHEVRON U. S. A. INC.	Gas	073801
42-505-30876	Gulf Oil Corp.
42-505-30877	BLACKBEARD OPERATING, LLC	Gas	076015
42-505-30878	HUGHES & HUGHES
42-505-30879	HILCORP ENERGY COMPANY	Gas	075447
42-505-30880	VAST OIL TX OPERATING LLC	Gas	073802
42-505-30881	KILLAM & HURD, LTD.
42-505-30882	Gulf Oil Corp.
42-505-30883	SUBURBAN PROPANE GAS CORP.
42-505-30884	SANCHEZ-O'BRIEN PETRO. CORP.
42-505-30885	TRANSAMERICAN NATURAL GAS CORP.	Gas	076816
42-505-30886	KILLAM & HURD, LTD.
42-505-30887	KILLAM & HURD, LTD.
42-505-30888	BLUESTONE NATURAL RES. II, LLC	Gas	075828
42-505-30889	KILLAM OIL COMPANY	Oil
42-505-30890	Pennzoil Producing Co.
42-505-30891	LAGUNA OPERATING LLC	Gas	078143
42-505-30892	LAGUNA OPERATING LLC	Gas	073529
42-505-30893	TX ENERGY SERVICES, LLC	Gas	074918
42-505-30894	HUGHES & HUGHES-PENNZOIL PROD CO	Gas
42-505-30895	TEXAS OIL & GAS CORP.
42-505-30896	HILCORP ENERGY COMPANY	Gas	074874
42-505-30897	CHEVRON U. S. A. INC.	Gas	074257
42-505-30898	BLACKBEARD OPERATING, LLC	Gas	074275
42-505-30899	HILCORP ENERGY COMPANY	Gas	074875
42-505-30900	CHEVRON U. S. A. INC.	Gas	078163
42-505-30901	HILCORP ENERGY COMPANY	Gas	075318
42-505-30902	Pennzoil Producing Co.
42-505-30903	TEXCAN RESOURCES CORP.
42-505-30904	Gas Producing Enterprises, Inc.	Gas
42-505-30905	Pennzoil Producing Co.	Gas	108402
42-505-30906	BLACKBEARD OPERATING, LLC	Gas	074921
42-505-30907	MANGES, CLINTON	Gas	136735
42-505-30908	Gulf Oil Corp.	Oil
42-505-30909	ENRON OIL & GAS COMPANY	Gas	075017
42-505-30910	ENTEX PETR., INC.
42-505-30911	CONOCOPHILLIPS COMPANY	Oil	09107
42-505-30912	HILCORP ENERGY COMPANY	Gas	076571
42-505-30913	Pennzoil Producing Co.
42-505-30914	KILLAM OIL COMPANY	Gas	130005
42-505-30915	STARR COUNTY PRODUCING CO., INC.	Gas
42-505-30916	MANGES, CLINTON
42-505-30917	MANGES, CLINTON
42-505-30918
42-505-30919	Transtexas Gas Corporation	Oil	09094
42-505-30920	GOOD HOPE REFINERIES, INC.
42-505-30921	HILCORP ENERGY COMPANY	Gas	075823
42-505-30922	K&H,LTD., CARL, W. E. & GULF EN.	Gas
42-505-30923	MANGES, CLINTON
42-505-30924	HILCORP ENERGY COMPANY	Gas	075416
42-505-30925
42-505-30926	Coastal Oil & Gas Corporation
42-505-30927	ANADARKO E&P COMPANY LP	Gas	084890
42-505-30928
42-505-30929	XTO ENERGY INC.	Gas	077514
42-505-30930	CHEVRON U. S. A. INC.	Gas
42-505-30931	Pennzoil Producing Co.
42-505-30932	HNG Oil Company	Gas
42-505-30933	KILLAM & HURD, LTD.
42-505-30934	KCS Resources, Inc.	Gas	083370
42-505-30935	PENNZOIL EXPLORATION & PROD. CO.	Gas	075984
42-505-30936	SCHERO, JOE E.
42-505-30937	Gulf Oil Corp.
42-505-30938	Consolidated Oil & Gas, Inc.
42-505-30939	CONOCOPHILLIPS COMPANY	Gas	076359
42-505-30940	BLACKBEARD OPERATING, LLC	Gas	075822
42-505-30941	Conoco Inc.	Gas	083214
42-505-30942	ENTEX PETR., INC.
42-505-30944	Houston Oil & Minerals Corp.
42-505-30945	Houston Oil & Minerals Corp.
42-505-30946	GOOD HOPE REFINERIES, INC.
42-505-30947	GOOD HOPE REFINERIES, INC.
42-505-30948	Pennzoil Producing Co.	Gas	113100
42-505-30949	Conoco Inc.	Gas
42-505-30950	HNG Oil Company
42-505-30951	K&H,LTD., CARL, W. E. & GULF EN.
42-505-30952	FRAN INVESTMENTS, INC.	Gas	075829
42-505-30953	MOBIL PRODUCING TX. & N.M. INC.	Gas	075970
42-505-30954	FLORES-SAN MIGUEL, INC.	Gas	074954
42-505-30955	Gulf Oil Corp.
42-505-30956	CHEVRON U. S. A. INC.	Gas	076145
42-505-30957	CHEVRON U. S. A. INC.	Gas	076206
42-505-30958	KOVAR OPERATING, LLC	Gas	075905
42-505-30959	CPC EXPLORATION INC.
42-505-30960	Conoco Inc.	Gas	194500
42-505-30961	Pennzoil Producing Co.
42-505-30962	Pennzoil Producing Co.
42-505-30963	Houston Oil & Minerals Corp.
42-505-30964	Conoco Inc.	Gas	088128
42-505-30965	Pennzoil Producing Co.
42-505-30966	EOG Resources, Inc.	Gas	078194
42-505-30967	EOG Resources, Inc.	Gas	079647
42-505-30968	K&H,LTD., CARL, W. E. & GULF EN.	Gas	077029
42-505-30969	FLATLAND OIL CORPORATION	Gas	102723
42-505-30970	HILCORP ENERGY COMPANY	Gas	076841
42-505-30971	HILCORP ENERGY COMPANY	Gas	078491
42-505-30972	CHEVRON U. S. A. INC.	Gas
42-505-30973	Pennzoil Producing Co.	Gas	086372
42-505-30974	CHEVRON U. S. A. INC.	Gas
42-505-30975	ARETE OPERATING COMPANY, LLC	Gas	077960
42-505-30976	BARON CO., THE
42-505-30977	HUGHES & HUGHES
42-505-30978	MOBIL PRODUCING TX. & N.M. INC.	Gas
42-505-30979	Pennzoil Producing Co.
42-505-30980	KILLAM OIL COMPANY	Gas
42-505-30981	BLACKBEARD OPERATING, LLC	Gas	077343
42-505-30982	BARON CO., THE
42-505-30983	CHEVRON U. S. A. INC.	Gas
42-505-30984	KILLAM OIL CO., LTD.	Oil	08052
42-505-30985	CHEVRON U. S. A. INC.	Gas
42-505-30986	Gas Producing Enterprises, Inc.
42-505-30987	THE MEDUSA COMPANY	Gas	078460
42-505-30988	CHEVRON U. S. A. INC.	Gas	078043
42-505-30990	MICHAEL PETROLEUM CORPORATION	Gas	078127
42-505-30991	ENRON OIL & GAS COMPANY	Gas	079778
42-505-30992	HILCORP ENERGY COMPANY	Gas	077563
42-505-30993	Pennzoil Producing Co.	Gas	128722
42-505-30994	OTEX ENERGY INC.	Gas
42-505-30996	ENRON OIL & GAS COMPANY	Gas
42-505-30997	Columbus Energy Corp.	Gas	080107
42-505-30998	Conoco Inc.	Gas	079844
42-505-30999	HILCORP ENERGY COMPANY	Gas	080282
42-505-31000	CONOCOPHILLIPS COMPANY	Gas	077147
42-505-31001	CODY ENERGY LLC	Gas	133129
42-505-31002	HILCORP ENERGY COMPANY	Gas	080239
42-505-31003	HNG Oil Company	Gas	079646
42-505-31004	LAGUNA OPERATING LLC	Gas	078905
42-505-31005	HNG Oil Company
42-505-31006	HILCORP ENERGY COMPANY	Gas	078488
42-505-31007	THRASH OIL & GAS CO.	Oil	07885
42-505-31008	WILKS, M. H.
42-505-31009	WILKS, M. H.
42-505-31010	WILKS, M. H.
42-505-31011	WILKS, M. H.
42-505-31012	WILKS, M. H.
42-505-31013	WILKS, M. H.
42-505-31014	WILKS, M. H.
42-505-31015	CORONA OIL COMPANY	Oil
42-505-31016	CORONA OIL COMPANY	Oil
42-505-31017	CORONA OIL COMPANY	Oil
42-505-31018	CORONA OIL COMPANY	Oil
42-505-31019	CORONA OIL COMPANY	Oil
42-505-31020
42-505-31021
42-505-31022	WILKS, M. H.
42-505-31023	WILKS, M. H.
42-505-31024	MERIT ENERGY COMPANY	Gas	078840
42-505-31025	CPC EXPLORATION INC.
42-505-31026	Great Western Drilling Company	Gas
42-505-31027	HILCORP ENERGY COMPANY	Gas	078879
42-505-31028	KILLAM & HURD, LTD.
42-505-31029	HILCORP ENERGY COMPANY	Gas	078959
42-505-31030	HILCORP ENERGY COMPANY	Gas	079712
42-505-31031	HNG Oil Company	Gas
42-505-31032	KILLAM & HURD, LTD.
42-505-31033	Consolidated Oil & Gas, Inc.	Gas	079748
42-505-31034	National Exploration Co.
42-505-31035	Conoco Inc.	Gas
42-505-31036	SUBURBAN PROPANE GAS CORP.
42-505-31037	Pennzoil Producing Co.	Gas	120033
42-505-31038	THRASH OIL & GAS CO.	Oil	07885
42-505-31039	THRASH OIL & GAS CO.	Oil	07885
42-505-31040	THRASH OIL & GAS CO.	Oil	07885
42-505-31041	GOOD HOPE REFINERIES, INC.
42-505-31042	HNG Oil Company	Gas
42-505-31043	TRANSAMERICAN NATURAL GAS CORP.	Gas
42-505-31044	Columbus Energy Corp.	Gas	082508
42-505-31045	HNG Oil Company	Gas
42-505-31046	SHELL WESTERN E&P INC.	Gas
42-505-31047	FCD, LTD.
42-505-31048	HNG Oil Company	Gas
42-505-31049	MACERO MINERALS, INC.
42-505-31050	KILLAM OIL COMPANY	Gas	108572
42-505-31051	HILCORP ENERGY COMPANY	Gas	083906
42-505-31052	CHEVRON U. S. A. INC.	Oil
42-505-31053	HILCORP ENERGY COMPANY	Gas	084448
42-505-31054	Sanchez-O'Brien Oil & Gas Corp.	Gas	082100
42-505-31055	GHR ENERGY CORP.	Gas
42-505-31056	Conoco Inc.	Gas	088227
42-505-31057
42-505-31058	SOUTHLAND MINERALS CO.
42-505-31059	BLACKBEARD OPERATING, LLC	Gas	080911
42-505-31060	MUELLER ENGINEERING CORP.	Gas
42-505-31061	MERIT ENERGY COMPANY	Gas	177414
42-505-31062	NEWMAN OPERATING COMPANY	Gas	086377
42-505-31063	CHAPARRAL ENERGY DEVL. CORP.
42-505-31064	Pennzoil Producing Co.
42-505-31065	HNG Oil Company	Gas
42-505-31066	CONOCOPHILLIPS COMPANY	Gas	083313
42-505-31067	BLACKBEARD OPERATING, LLC	Gas	082509
42-505-31068	HUGHES & HUGHES
42-505-31069	BLACKBEARD OPERATING, LLC	Gas	081780
42-505-31070	TRANSAMERICAN NATURAL GAS CORP.
42-505-31071	HNG Oil Company
42-505-31072	ENRON OIL & GAS COMPANY	Gas	138217
42-505-31073	HILCORP ENERGY COMPANY	Gas	082016
42-505-31074	HNG Oil Company
42-505-31075	CHEVRON U. S. A. INC.	Gas	082818
42-505-31076	Gas Producing Enterprises, Inc.
42-505-31077	HNG Oil Company
42-505-31078	MERIT ENERGY COMPANY	Gas	085037
42-505-31079	HNG Oil Company	Gas
42-505-31080	Gas Producing Enterprises, Inc.
42-505-31081	TRANSAMERICAN NATURAL GAS CORP.	Gas
42-505-31082	HILCORP ENERGY COMPANY	Gas	083997
42-505-31083	KILLAM & HURD, LTD.
42-505-31084	MICHAEL PETROLEUM CORPORATION	Gas	083852
42-505-31085	BLACKBEARD OPERATING, LLC	Gas	083045
42-505-31086	CHEVRON U. S. A. INC.	Gas	083380
42-505-31087	GHR ENERGY CORP.	Gas	101258
42-505-31088	KILLAM OIL COMPANY	Gas
42-505-31089	Kilroy Company Of Texas, Inc.	Gas
42-505-31090	ENRON OIL & GAS COMPANY	Gas	084897
42-505-31091	Gulf Oil Corp.	Gas	092263
42-505-31092	Shell Oil Company	Gas	107527
42-505-31093	CHEVRON U. S. A. INC.	Gas	084453
42-505-31094	TX ENERGY SERVICES, LLC	Gas	125435
42-505-31095	HILCORP ENERGY COMPANY	Gas	084896
42-505-31096	CONOCOPHILLIPS COMPANY	Gas	088033
42-505-31097	CITIES SERVICE COMPANY
42-505-31098	CONOCOPHILLIPS COMPANY	Gas	149381
42-505-31099	TRANSAMERICAN NATURAL GAS CORP.	Gas
42-505-31100	ENRON OIL & GAS COMPANY	Gas
42-505-31101	BLACKBEARD OPERATING, LLC	Gas	083853
42-505-31102	LAGUNA OPERATING LLC	Gas	084055
42-505-31103	CHAPARRAL ENERGY DEVL. CORP.
42-505-31104	GHR ENERGY CORP.	Gas
42-505-31105	RICOCHET ENERGY, INC.	Gas	085283
42-505-31106	GHR ENERGY CORP.	Gas	113492
42-505-31107	KILLAM OIL COMPANY	Gas
42-505-31108	THRASH OIL & GAS CO.	Oil	09473
42-505-31109	THRASH OIL & GAS CO.	Oil	09473
42-505-31110	HILCORP ENERGY COMPANY	Gas	084898
42-505-31111	CHEVRON U. S. A. INC.	Gas	085340
42-505-31112	TRANSAMERICAN NATURAL GAS CORP.	Gas
42-505-31113
42-505-31114	GHR ENERGY CORP.	Gas	094266
42-505-31115	Coastal Oil & Gas Corporation	Gas
42-505-31116	HILCORP ENERGY COMPANY	Gas	087817
42-505-31117	CHEVRON U. S. A. INC.	Gas
42-505-31118	HILCORP ENERGY COMPANY	Gas	086805
42-505-31119	Sanchez-O'Brien Oil & Gas Corp.	Gas
42-505-31120	Sanchez-O'Brien Oil & Gas Corp.	Gas	086396
42-505-31121	BUTTRAM ENERGIES, INC.
42-505-31122	BUTTRAM ENERGIES, INC.
42-505-31123	BUTTRAM ENERGIES, INC.
42-505-31124	BUTTRAM ENERGIES, INC.
42-505-31125	BUTTRAM ENERGIES, INC.
42-505-31126	BUTTRAM ENERGIES, INC.
42-505-31127	BUTTRAM ENERGIES, INC.
42-505-31128	BUTTRAM ENERGIES, INC.
42-505-31129	BUTTRAM ENERGIES, INC.
42-505-31130	BUTTRAM ENERGIES, INC.
42-505-31131	BUTTRAM ENERGIES, INC.
42-505-31132	BUTTRAM ENERGIES, INC.
42-505-31133	CONOCOPHILLIPS COMPANY	Gas	088228
42-505-31134	ENRON OIL & GAS COMPANY	Gas	087449
42-505-31135	RIDDLE OIL COMPANY
42-505-31136	CHEVRON U. S. A. INC.	Gas	086371
42-505-31137	CHEVRON U. S. A. INC.	Gas	088269
42-505-31138	ENERGY 2000, INC.	Gas	149971
42-505-31139	HILCORP ENERGY COMPANY	Gas	086383
42-505-31140	CHEVRON U. S. A. INC.	Gas
42-505-31141	Coastal Oil & Gas Corporation	Gas
42-505-31142	BOMMER ENGINEERING CO.
42-505-31143	Pennzoil Producing Co.
42-505-31144	Pennzoil Producing Co.	Gas
42-505-31145	Pennzoil Producing Co.	Gas	103855
42-505-31146	DEVON ENERGY PRODUCTION CO, L.P.	Gas	085336
42-505-31147	KOVAR OPERATING, LLC	Gas	085335
42-505-31148	Pennzoil Producing Co.	Gas	103958
42-505-31149	Pennzoil Producing Co.	Gas	114102
42-505-31150	CANUS PETROLEUM, INC.	Gas
42-505-31151	DEVON ENERGY PRODUCTION CO, L.P.	Gas	086314
42-505-31152	HNG Oil Company	Gas
42-505-31153	XRG INC.
42-505-31154	COTTON, W. L.
42-505-31155	Gulf Oil Corp.
42-505-31156	BARON CO., INC. THE
42-505-31157	MERIT ENERGY COMPANY	Gas	086685
42-505-31158	BLACKBEARD OPERATING, LLC	Gas	086388
42-505-31159	CHEVRON U. S. A. INC.	Gas	090902
42-505-31160	HOLMES, J.C. OIL CO., INC.
42-505-31161	CONOCOPHILLIPS COMPANY	Gas	091144
42-505-31162	DEVON ENERGY CORPORATION(NEVADA)	Gas
42-505-31163	Amerada Hess Corporation	Gas	139440
42-505-31164	HILCORP ENERGY COMPANY	Gas	087311
42-505-31165	GHR ENERGY CORP.	Gas	118805
42-505-31166	Conoco Inc.	Gas	110745
42-505-31167	GHR ENERGY CORP.	Gas	097100
42-505-31168	Gulf Oil Corp.
42-505-31169	TEXAS DRILLING CO.
42-505-31170	MERIT ENERGY COMPANY	Gas	087825
42-505-31171	Conoco Inc.	Gas	088117
42-505-31172	KILLAM OIL COMPANY	Gas	129441
42-505-31173	BORDER EXPLORATION CO.	Gas	120909
42-505-31174	RIDDLE OIL COMPANY
42-505-31175	CANUS PETROLEUM, INC.	Gas
42-505-31176	XTO ENERGY INC.	Gas	093342
42-505-31177
42-505-31178	HOLMES, J.C. OIL CO., INC.
42-505-31179	ENERGY 2000, INC.	Gas	090369
42-505-31180	Sanchez-O'Brien Oil & Gas Corp.	Gas	110443
42-505-31181	Gulf Oil Corp.
42-505-31182	TRANSAMERICAN NATURAL GAS CORP.	Gas
42-505-31183	HOLMES OIL, INC.	Gas	086804
42-505-31184	CHAPARRAL ENERGY DEVL. CORP.
42-505-31185	Sanchez-O'Brien Oil & Gas Corp.	Gas
42-505-31186	GHR ENERGY CORP.	Gas	111671
42-505-31187	HILCORP ENERGY COMPANY	Gas	087292
42-505-31188	MORMAC ENERGY CORPORATION	Gas	105009
42-505-31189	TEXAS OIL & GAS CORP.
42-505-31190	CHEVRON U. S. A. INC.	Oil
42-505-31191
42-505-31192	CICO OIL & GAS COMPANY
42-505-31193	KOVAR OPERATING, LLC	Gas	087826
42-505-31194	Pennzoil Producing Co.
42-505-31195	MOTE RESOURCES, INC.	Gas	088124
42-505-31196	Pennzoil Producing Co.	Gas
42-505-31197	Pennzoil Producing Co.
42-505-31198	Shell Oil Company
42-505-31199	MUELLER ENGINEERING CORP.
42-505-31200	KILLAM OIL CO., LTD.	Gas	088899
42-505-31201	ENRON OIL & GAS COMPANY
42-505-31202	PENNZOIL EXPLORATION & PROD. CO.	Gas	104724
42-505-31203	ZACHRY, H. B. COMPANY	Oil
42-505-31204	STEPHENS, BILL
42-505-31205	KIRKWOOD, R. L.
42-505-31206	SANCHEZ-O'BRIEN MINERALS CORP.
42-505-31207	NEWMAN OPERATING COMPANY	Gas	088900
42-505-31208	BORDER EXPLORATION CO.
42-505-31209	Pennzoil Producing Co.	Gas
42-505-31210	CONOCOPHILLIPS COMPANY	Gas	091145
42-505-31211	Consolidated Oil & Gas, Inc.	Gas
42-505-31212	KILLAM OIL CO., LTD.	Gas	089352
42-505-31213	KILLAM OIL CO., LTD.	Gas	089841
42-505-31214	KILLAM & HURD, LTD.
42-505-31215	KILLAM OIL COMPANY
42-505-31216	CANUS PETROLEUM, INC.
42-505-31217	DEVON ENERGY CORPORATION(NEVADA)	Gas
42-505-31218	CONOCOPHILLIPS COMPANY	Gas	149947
42-505-31219	HNG Oil Company	Gas
42-505-31220	CINCO CORPORATION
42-505-31221	TXO Production Corp.	Gas	097385
42-505-31222	ROCKDALE ENERGY, LLC	Gas	096891
42-505-31223	BLACKBEARD OPERATING, LLC	Gas	090161
42-505-31224	HILCORP ENERGY COMPANY	Gas	092219
42-505-31225	Kilroy Company Of Texas, Inc.
42-505-31226	CHEVRON U. S. A. INC.	Gas	127254
42-505-31227	SHELL WESTERN E&P INC.	Gas
42-505-31228	GHR ENERGY CORP.	Gas	101877
42-505-31229	ARCO OIL & GAS CO.
42-505-31230
42-505-31231	MERIT ENERGY COMPANY	Gas	089704
42-505-31232	MERIT ENERGY COMPANY	Gas	092261
42-505-31233	ZACHRY, H. B. COMPANY	Gas
42-505-31234	ZACHRY, H. B. COMPANY
42-505-31235	BLACKBEARD OPERATING, LLC	Gas	093461
42-505-31236	SED, INC.
42-505-31237	JURASSIC EXPLORATION, INC.	Gas	095508
42-505-31238	HILCORP ENERGY COMPANY	Gas	093916
42-505-31239	HILCORP ENERGY COMPANY	Gas	092236
42-505-31240	TX ENERGY SERVICES, LLC	Gas	091311
42-505-31241	HILCORP ENERGY COMPANY	Gas	089705
42-505-31242	CONOCOPHILLIPS COMPANY	Gas	094926
42-505-31243	HOLMES, J.C. OIL CO., INC.
42-505-31244	HOLMES, J.C. OIL CO., INC.
42-505-31245	HOLMES, J.C. OIL CO., INC.
42-505-31246	HOLMES, J.C. OIL CO., INC.
42-505-31248	HNG Oil Company	Gas	118881
42-505-31249
42-505-31250	SED, INC.
42-505-31251	Holden Energy Corporation
42-505-31253	PARAGON RESOURCES, INC.	Gas
42-505-31254	Kilroy Company Of Texas, Inc.	Gas
42-505-31255	K&H,LTD., CARL, W. E. & GULF EN.
42-505-31256	HOLMES, J.C. OIL CO., INC.
42-505-31257	HOLMES, J.C. OIL CO., INC.
42-505-31258	HOLMES, J.C. OIL CO., INC.
42-505-31259	HOLMES, J.C. OIL CO., INC.
42-505-31260	HOLMES, J.C. OIL CO., INC.
42-505-31261	Shell Oil Company
42-505-31262	XTO ENERGY INC.	Gas	094163
42-505-31263	HAMILTON BROTHERS OIL CO.
42-505-31264	GOOD HOPE REFINERIES, INC.
42-505-31265	RIO EXPLORATION COMPANY
42-505-31266	HOLMES, J.C. OIL CO., INC.
42-505-31267	HOLMES, J.C. OIL CO., INC.
42-505-31268	HOLMES, J.C. OIL CO., INC.
42-505-31269	HOLMES, J.C. OIL CO., INC.
42-505-31270	CHEVRON U. S. A. INC.	Gas	091488
42-505-31271	HOLMES, J.C. OIL CO., INC.
42-505-31272	HOLMES, J.C. OIL CO., INC.
42-505-31273	HOLMES, J.C. OIL CO., INC.
42-505-31274	HOLMES, J.C. OIL CO., INC.
42-505-31275	BFD ENERGY CORPORATION	Gas	091756
42-505-31276	Transtexas Gas Corporation	Gas	149975
42-505-31277	HOLMES, J.C. OIL CO., INC.
42-505-31278	HOLMES, J.C. OIL CO., INC.
42-505-31279	HOLMES, J.C. OIL CO., INC.
42-505-31280	HOLMES, J.C. OIL CO., INC.
42-505-31281	TENNECO OIL CO.
42-505-31282	HOLMES, J.C. OIL CO., INC.
42-505-31283	HOLMES, J.C. OIL CO., INC.
42-505-31284	HOLMES, J.C. OIL CO., INC.
42-505-31285	TENNECO OIL CO.
42-505-31286	HOLMES, J.C. OIL CO., INC.
42-505-31287	HOLMES, J.C. OIL CO., INC.
42-505-31288	HOLMES, J.C. OIL CO., INC.
42-505-31289	TRANSAMERICAN NATURAL GAS CORP.
42-505-31290	MERIT ENERGY COMPANY	Gas	092281
42-505-31291	KILLAM & HURD, LTD.
42-505-31292	GOOD HOPE REFINERIES, INC.
42-505-31293	ZACHRY, H. B. COMPANY	Gas	132068
42-505-31294	ZACHRY EXPLORATION, INC.	Gas	105995
42-505-31295	SHELL WESTERN E&P INC.	Gas	095741
42-505-31296	BLACKBEARD OPERATING, LLC	Gas	091438
42-505-31298	Sanchez-O'Brien Oil & Gas Corp.	Gas
42-505-31299	BLACKBEARD OPERATING, LLC	Gas	096183
42-505-31300	Forest Oil Corporation
42-505-31301	HNG Oil Company	Gas	099178
42-505-31302	ADJ COMPANY
42-505-31303	BORDER EXPLORATION CO.	Gas	091384
42-505-31304	SHELL WESTERN E&P INC.	Gas	139140
42-505-31305	KILLAM OIL COMPANY	Gas
42-505-31306	GOOD HOPE REFINERIES, INC.
42-505-31307	GOOD HOPE REFINERIES, INC.
42-505-31308	GOOD HOPE REFINERIES, INC.
42-505-31309	North Central Oil Corp.	Gas	103181
42-505-31311	WHITTINGTON OPERATING COMPANY	Gas	097989
42-505-31312	GECKO OIL & GAS, INC.	Gas	092869
42-505-31313	TEXAS DRILLING CO.
42-505-31314	CONOCOPHILLIPS COMPANY	Gas	093761
42-505-31315
42-505-31316	ROCKDALE ENERGY, LLC	Oil	09789
42-505-31317	Kilroy Company Of Texas, Inc.	Gas	092284
42-505-31318	EXXON CORP.	Oil
42-505-31319	TXO Production Corp.	Gas	103857
42-505-31320	TEXAS DRILLING CO.
42-505-31321	TEXAS DRILLING CO.
42-505-31322	TEXAS DRILLING CO.
42-505-31323	BLACKBEARD OPERATING, LLC	Gas	092262
42-505-31324	Conoco Inc.	Gas	094387
42-505-31325	ADJ COMPANY
42-505-31326	MCCABE, J. C.
42-505-31327	Pennzoil Company	Gas	125455
42-505-31328	GREER PETROLEUM CO.
42-505-31329
42-505-31330	GREER PETROLEUM CO.
42-505-31331	GREER PETROLEUM CO.
42-505-31332	KILLAM OIL COMPANY	Oil
42-505-31333	ENRON OIL & GAS COMPANY	Gas	094695
42-505-31334	XTO ENERGY INC.	Gas	095237
42-505-31335	CORONA OIL COMPANY
42-505-31336	CORONA OIL COMPANY	Oil
42-505-31337	CORONA OIL COMPANY	Oil
42-505-31338	ENERCORP RESOURCES, INC.	Gas	097990
42-505-31339	Amerada Hess Corporation	Gas	117516
42-505-31340	GECKO OIL & GAS, INC.	Gas	092908
42-505-31341	ZACHRY, H. B. COMPANY	Oil	09622
42-505-31342	HILCORP ENERGY COMPANY	Gas	093190
42-505-31343	HILCORP ENERGY COMPANY	Gas	095072
42-505-31344	BLACKBEARD OPERATING, LLC	Gas	092972
42-505-31345	ZACHRY, H. B. COMPANY
42-505-31346	TENNECO OIL CO.
42-505-31347	G D K, INC.	Oil
42-505-31348	KENDRICK, BARBARA S.	Oil	08756
42-505-31349	Shell Oil Company	Gas
42-505-31350	FINA OIL & CHEMICAL COMPANY	Gas	095711
42-505-31351	MOBIL PRODUCING TX. & N.M. INC.
42-505-31352	Transtexas Gas Corporation	Gas	152593
42-505-31353	XTO ENERGY INC.	Gas	094375
42-505-31354	HOMABY BAY PETROLEUM CORP.
42-505-31355	Conoco Inc.
42-505-31356	SHELL WESTERN E&P INC.
42-505-31357	BORDER EXPLORATION CO.	Gas
42-505-31358	BLACKBEARD OPERATING, LLC	Gas	093698
42-505-31359	CHEVRON U. S. A. INC.	Gas	096155
42-505-31360	HILCORP ENERGY COMPANY	Gas	095556
42-505-31361	GOOD HOPE REFINERIES, INC.
42-505-31362	CONOCOPHILLIPS COMPANY	Gas	097458
42-505-31363	Wagner Oil Company	Gas	094521
42-505-31364	FLORES-SAN MIGUEL, INC.	Oil	00209
42-505-31365
42-505-31366	KILLAM OIL COMPANY	Oil
42-505-31367	Conoco Inc.	Gas	097957
42-505-31368	Sanchez-O'Brien Oil & Gas Corp.	Gas	158122
42-505-31369	GULF ENERGY PRODUCING COMPANY
42-505-31370	MCCABE, J. C.
42-505-31371	ROCKDALE ENERGY, LLC	Oil	09789
42-505-31372	Sanchez-O'Brien Oil & Gas Corp.
42-505-31373	CONOCOPHILLIPS COMPANY	Gas	125563
42-505-31374	ROCKDALE ENERGY, LLC	Oil	09789
42-505-31375	HILCORP ENERGY COMPANY	Gas	095206
42-505-31376	TXO Production Corp.
42-505-31377	Shell Oil Company
42-505-31378	Shell Oil Company
42-505-31379	ROCKDALE ENERGY, LLC	Oil	09789
42-505-31380	BLUESTONE NATURAL RES. II, LLC	Gas	095272
42-505-31381	COATES ENERGY TRUST
42-505-31382	SHELL WESTERN E&P INC.
42-505-31383	Gulf Oil Corp.
42-505-31384	Shell Oil Company
42-505-31385	CABRE EXPLORATION, INC.	Gas
42-505-31386	ROCKDALE ENERGY, LLC	Gas	103359
42-505-31387	SUBURBAN PROPANE EXPL. CO., INC.
42-505-31388	Shell Oil Company
42-505-31389	Houston Exploration Company, The	Gas	096883
42-505-31390	HILCORP ENERGY COMPANY	Gas	098971
42-505-31391	CHEVRON U. S. A. INC.	Gas	095823
42-505-31392	ZACHRY, H. B. COMPANY	Oil
42-505-31393	ZACHRY EXPLORATION, INC.	Gas	104775
42-505-31394	XTO ENERGY INC.	Gas	094770
42-505-31395	MCCABE, J. C.	Gas	097850
42-505-31396
42-505-31397	ROCKDALE ENERGY, LLC	Oil	09789
42-505-31398	TRANSAMERICAN NATURAL GAS CORP.	Gas
42-505-31399	GULF ENERGY PRODUCING COMPANY
42-505-31400	PENNZOIL EXPLORATION & PROD. CO.	Gas	160510
42-505-31401	BORDER EXPLORATION CO.	Gas
42-505-31402	NORTH AMERICAN PRODUCTION CO.
42-505-31403	BLACKBEARD OPERATING, LLC	Gas	096754
42-505-31404	Conoco Inc.
42-505-31405	MUELLER ENGINEERING CORP.	Gas	106552
42-505-31406	KILLAM OIL COMPANY	Gas
42-505-31407	COATES ENERGY TRUST	Gas
42-505-31408	TXO Production Corp.	Gas	119246
42-505-31409	TXO Production Corp.	Gas	097857
42-505-31410	HILCORP ENERGY COMPANY	Gas	098658
42-505-31411	PENNZOIL EXPLORATION & PROD. CO.	Gas	097536
42-505-31412	Sanchez-O'Brien Oil & Gas Corp.
42-505-31413	FINA OIL & CHEMICAL COMPANY	Gas	137795
42-505-31414	HILCORP ENERGY COMPANY	Gas	145683
42-505-31415	ZACHRY, H. B. COMPANY	Oil
42-505-31416	GECKO OIL & GAS, INC.	Gas	097390
42-505-31417	CITIES SERVICE COMPANY
42-505-31418	Sanchez-O'Brien Oil & Gas Corp.	Gas
42-505-31419	TXO Production Corp.
42-505-31420	XTO ENERGY INC.	Gas	096522
42-505-31421	TRANSAMERICAN NATURAL GAS CORP.	Gas
42-505-31422	ZACHRY, H. B. COMPANY
42-505-31423	EDWARDS OIL & GAS CO.
42-505-31424	G D K, INC.
42-505-31425	ZACHRY, H. B. COMPANY
42-505-31426	Houston Exploration Company, The	Gas	101256
42-505-31427	Transtexas Gas Corporation	Gas	156601
42-505-31428	KILLAM OIL CO., LTD.	Gas	098352
42-505-31429	DEVON ENERGY PRODUCTION CO, L.P.	Oil	11139
42-505-31430	Pennzoil Producing Co.
42-505-31431	BEVERS, HARRY L
42-505-31432	BEVERS, HARRY L
42-505-31433	BEVERS, HARRY L
42-505-31434	BEVERS, HARRY L
42-505-31435	LOVELADY, IKE INC.
42-505-31436	MCCABE, J. C.	Gas	097849
42-505-31437	GECKO OIL & GAS, INC.	Gas	098235
42-505-31438	EL PASO EXPLORATION CO.
42-505-31439	EL PASO EXPLORATION CO.
42-505-31440	NEWGULF PETROLEUM, LLC	Gas	104827
42-505-31441	THE MEDUSA COMPANY	Gas	097310
42-505-31442	ELLIOTT OIL & GAS OPERATING CO.	Gas	097386
42-505-31443	Wagner Oil Company	Gas	098968
42-505-31444	MERIT ENERGY COMPANY	Gas	101115
42-505-31445	ZACHRY, H. B. COMPANY
42-505-31446	MCCABE, J. C.
42-505-31447	BLACKBEARD OPERATING, LLC	Gas	097359
42-505-31448	BLACK BEAR OIL CORPORATION	Gas	098866
42-505-31449	CHEVRON U. S. A. INC.	Gas	100469
42-505-31450	Shell Western E&P	Gas	168271
42-505-31451	BEVERS, HARRY L
42-505-31452
42-505-31453
42-505-31454	HOMABY BAY PETROLEUM CORP.
42-505-31455	GREER PETROLEUM CO.
42-505-31456	GREER PETROLEUM CO.
42-505-31457	MCCABE, J. C.
42-505-31458	MCCABE, J. C.
42-505-31459	MCCABE, J. C.
42-505-31460	SUBURBAN PROPANE EXPL. CO., INC.
42-505-31461	Sanchez-O'Brien Oil & Gas Corp.
42-505-31462
42-505-31463	TRANSAMERICAN NATURAL GAS CORP.
42-505-31464	KILLAM & HURD, LTD.
42-505-31465	CONOCOPHILLIPS COMPANY	Gas	100933
42-505-31466	ZACHRY, H. B. COMPANY
42-505-31467	ZACHRY, H. B. COMPANY
42-505-31468	HOMABY BAY PETROLEUM CORP.
42-505-31469	HOMABY BAY PETROLEUM CORP.
42-505-31470	HOMABY BAY PETROLEUM CORP.
42-505-31471	HOMABY BAY PETROLEUM CORP.
42-505-31472	HOMABY BAY PETROLEUM CORP.
42-505-31473	GREER PETROLEUM CO.
42-505-31474	GREER PETROLEUM CO.
42-505-31475	TXO Production Corp.	Gas
42-505-31476	ZACHRY, H. B. COMPANY
42-505-31477	VAST OIL TX OPERATING LLC	Gas	098653
42-505-31478	MERIT ENERGY COMPANY	Gas	099141
42-505-31479	CHEVRON U. S. A. INC.	Gas	101352
42-505-31480	SHELL WESTERN E&P INC.	Gas	101860
42-505-31481	KERR-MCGEE OIL & GAS ONSHORE LP	Gas	098205
42-505-31482	PENNZENERGY EXP. & PROD., L.L.C.	Gas	171673
42-505-31483	TRANSAMERICAN NATURAL GAS CORP.	Gas	110516
42-505-31484
42-505-31485	TRANSAMERICAN NATURAL GAS CORP.	Gas	110950
42-505-31486	CHEVRON U. S. A. INC.	Gas	102814
42-505-31487	HNG Oil Company	Gas	119351
42-505-31488	HILCORP ENERGY COMPANY	Gas	102216
42-505-31489	MCCABE, J. C.
42-505-31490	CORONA OIL COMPANY	Oil
42-505-31491	CORONA OIL COMPANY	Oil
42-505-31492	CITIES SERVICE COMPANY
42-505-31493	KILLAM & HURD, LTD.
42-505-31494	KILLAM & HURD, LTD.
42-505-31495	ZACHRY, H. B. COMPANY	Oil
42-505-31496	TXO Production Corp.
42-505-31497	ZACHRY, H. B. COMPANY
42-505-31498	Conoco Inc.	Gas	163917
42-505-31499	BLACKBEARD OPERATING, LLC	Gas	098647
42-505-31500	MERIT ENERGY COMPANY	Gas	102799
42-505-31501	SHELL WESTERN E&P INC.	Gas	101008
42-505-31502	HILCORP ENERGY COMPANY	Gas	172580
42-505-31503	ZACHRY, H. B. COMPANY
42-505-31504	HILCORP ENERGY COMPANY	Gas	100837
42-505-31505	Conoco Inc.	Gas	144860
42-505-31506	Conoco Inc.	Gas
42-505-31507	Pennzoil Producing Co.
42-505-31508	SHELL WESTERN E&P INC.	Gas
42-505-31509	HILCORP ENERGY COMPANY	Gas	103708
42-505-31510	Coastal Oil & Gas Corporation	Gas	100122
42-505-31511	ZACHRY, H. B. COMPANY
42-505-31512	CHESAPEAKE OPERATING, INC.	Gas	101244
42-505-31513	Sanchez-O'Brien Oil & Gas Corp.	Gas
42-505-31514	GHR ENERGY CORP.	Gas
42-505-31515	NEWGULF PETROLEUM, LLC	Gas	106053
42-505-31516	BLACKBEARD OPERATING, LLC	Gas	100057
42-505-31517	CHEVRON U. S. A. INC.	Gas
42-505-31518	Wagner Oil Company	Gas	100680
42-505-31519	TXO MINERALS, INC.
42-505-31520	TXO MINERALS, INC.
42-505-31521	TXO MINERALS, INC.
42-505-31522	TXO MINERALS, INC.
42-505-31523	TXO MINERALS, INC.
42-505-31524	TXO MINERALS, INC.
42-505-31525
42-505-31526
42-505-31527	TXO MINERALS, INC.
42-505-31528	TXO MINERALS, INC.
42-505-31529	HILCORP ENERGY COMPANY	Gas	102294
42-505-31530	PENNZOIL EXPLORATION & PROD. CO.	Gas	115089
42-505-31531	HILCORP ENERGY COMPANY	Gas	102788
42-505-31532
42-505-31533	Conoco Inc.	Gas	115686
42-505-31534	Transtexas Gas Corporation	Gas	101242
42-505-31535	Shell Oil Company	Gas
42-505-31536	MCCABE, J. C.	Gas	100938
42-505-31537	HILCORP ENERGY COMPANY	Gas	103039
42-505-31538	Primary Fuels, Inc.
42-505-31539	TRANSAMERICAN NATURAL GAS CORP.	Gas	120420
42-505-31540
42-505-31541	CIMA EXPLORATION COMPANY
42-505-31542	HILCORP ENERGY COMPANY	Gas	101855
42-505-31543	PENNZOIL EXPLORATION & PROD. CO.	Gas	101872
42-505-31544	KEY ENERGY SERVICES, LLC	Gas	131876
42-505-31545	HILCORP ENERGY COMPANY	Gas	104618
42-505-31546	SHELL WESTERN E&P INC.	Gas
42-505-31547	HILCORP ENERGY COMPANY	Gas	102789
42-505-31548	DEVON ENERGY PRODUCTION CO, L.P.	Gas	104166
42-505-31549	HILCORP ENERGY COMPANY	Gas	103582
42-505-31550
42-505-31551	VAST OIL TX OPERATING LLC	Gas	101203
42-505-31552	Conoco Inc.	Gas	102252
42-505-31553	TDC ENGINEERING, INC.
42-505-31554	SHELL WESTERN E&P INC.	Gas
42-505-31555	Wagner Oil Company	Gas	102724
42-505-31556	COATES ENERGY TRUST
42-505-31557	HILCORP ENERGY COMPANY	Gas	103040
42-505-31558	GHR ENERGY CORP.	Gas	104941
42-505-31559	NEWGULF PETROLEUM, LLC	Oil	11306
42-505-31560	TRANSAMERICAN-AMER. COASTAL CORP	Gas
42-505-31561	DENALI OIL & GAS MANAGEMENT, LLC	Gas	102291
42-505-31562	CONOCOPHILLIPS COMPANY	Gas	195369
42-505-31563	BLACKBEARD OPERATING, LLC	Oil	07946
42-505-31564	TDC ENGINEERING, INC.
42-505-31565	ZACHRY, H. B. COMPANY	Gas
42-505-31566	SHELL WESTERN E&P INC.	Gas
42-505-31567	SHELL WESTERN E&P INC.	Gas	145565
42-505-31568	HILCORP ENERGY COMPANY	Gas	103498
42-505-31569	Kilroy Company Of Texas, Inc.	Gas
42-505-31570	HILCORP ENERGY COMPANY	Gas	104773
42-505-31571	HILCORP ENERGY COMPANY	Gas	103583
42-505-31572	Conoco Inc.
42-505-31573	KILLAM & HURD, LTD.
42-505-31574	HILCORP ENERGY COMPANY	Gas	104103
42-505-31575	KILLAM & HURD, LTD.
42-505-31576	ZACHRY, H. B. COMPANY
42-505-31577	CHEVRON U. S. A. INC.	Gas	106594
42-505-31578	TRANSAMERICAN NATURAL GAS CORP.	Gas	112532
42-505-31579	KERR-MCGEE OIL & GAS ONSHORE LP	Gas	218935
42-505-31580	HILCORP ENERGY COMPANY	Gas	104490
42-505-31581	COATES ENERGY TRUST	Gas
42-505-31582	HILCORP ENERGY COMPANY	Gas	105506
42-505-31583	BLACKBEARD OPERATING, LLC	Gas	103495
42-505-31584	ZACHRY, H. B. COMPANY
42-505-31585
42-505-31586
42-505-31587	HILCORP ENERGY COMPANY	Gas	249633
42-505-31588	ZACHRY, H. B. COMPANY
42-505-31589	Wagner Oil Company	Gas	177032
42-505-31590	TRANSAMERICAN NATURAL GAS CORP.	Gas	114573
42-505-31591	TRANSAMERICAN NATURAL GAS CORP.	Gas	105432
42-505-31592	HILCORP ENERGY COMPANY	Gas	106412
42-505-31593	HILCORP ENERGY COMPANY	Gas	107636
42-505-31594	GHR ENERGY CORP.
42-505-31595	TDC ENGINEERING, INC.
42-505-31596	HILCORP ENERGY COMPANY	Gas	105696
42-505-31597	COMSTOCK OIL & GAS, LP	Gas	245903
42-505-31598	ROCKDALE ENERGY, LLC	Oil	09789
42-505-31599	HILCORP ENERGY COMPANY	Gas	107093
42-505-31600	TEXPRO, INC.
42-505-31601	GALATIA INVESTMENT CO.
42-505-31602	TDC ENGINEERING, INC.
42-505-31603	HILCORP ENERGY COMPANY	Gas	106086
42-505-31604	HNG Oil Company
42-505-31605	HILCORP ENERGY COMPANY	Gas	114114
42-505-31606	BLACKBEARD OPERATING, LLC	Gas	103701
42-505-31607	ENRON OIL & GAS COMPANY	Gas	143731
42-505-31608	CODY ENERGY LLC	Gas	107328
42-505-31609	ROCKDALE ENERGY, LLC	Oil	09789
42-505-31610	SHELL WESTERN E&P INC.	Gas	133176
42-505-31611	TEXPRO, INC.
42-505-31612	TEXPRO, INC.
42-505-31613	HILCORP ENERGY COMPANY	Gas	105944
42-505-31614	HILCORP ENERGY COMPANY	Gas	106487
42-505-31615	ENTERPRISE RESOURCES, INC.
42-505-31616	TEMPLETON ENERGY, INC
42-505-31617	Wagner Oil Company	Gas	104718
42-505-31618	Conoco Inc.	Gas	111395
42-505-31619	HILCORP ENERGY COMPANY	Gas	104589
42-505-31620	PENNZENERGY EXP. & PROD., L.L.C.	Gas	104946
42-505-31621	HILCORP ENERGY COMPANY	Gas	105709
42-505-31622	BLACKBEARD OPERATING, LLC	Gas	104721
42-505-31623	TEXPRO, INC.
42-505-31624	Shell Oil Company
42-505-31625	TRANSAMERICAN NATURAL GAS CORP.	Gas
42-505-31626	MCCABE, J. C.
42-505-31627	HILCORP ENERGY COMPANY	Gas	105805
42-505-31628	CONOCOPHILLIPS COMPANY	Gas	107645
42-505-31629	Coastal Oil & Gas Corporation	Gas	250693
42-505-31630	MCCABE, J. C.
42-505-31631	CONOCOPHILLIPS COMPANY	Gas	105730
42-505-31632	EOG Resources, Inc.	Gas	110741
42-505-31633	Shell Oil Company
42-505-31634	XTO ENERGY INC.	Gas	105260
42-505-31635	XTO ENERGY INC.	Gas	105253
42-505-31636	XTO ENERGY INC.	Gas	105254
42-505-31637	ZACHRY, H. B. COMPANY
42-505-31638	COATES ENERGY TRUST
42-505-31639	HILCORP ENERGY COMPANY	Gas	106531
42-505-31640
42-505-31641	ZACHRY, H. B. COMPANY
42-505-31642	TXO Production Corp.
42-505-31643	HILCORP ENERGY COMPANY	Gas	107943
42-505-31644	HILCORP ENERGY COMPANY	Gas	289507
42-505-31645	MERIT ENERGY COMPANY	Gas	155278
42-505-31646
42-505-31647	Coastal Oil & Gas Corporation
42-505-31648	PETRUS OPERATING CO., INC.
42-505-31649	TXO Production Corp.	Gas
42-505-31650	XTO ENERGY INC.	Gas	105258
42-505-31651	Pennzoil Producing Co.
42-505-31652	Wagner Oil Company	Gas	106054
42-505-31653	Shell Oil Company
42-505-31654	HILCORP ENERGY COMPANY	Gas	107935
42-505-31655	ENRON OIL & GAS COMPANY	Gas	104684
42-505-31656	Shell Oil Company
42-505-31657	EOG Resources, Inc.	Gas	107214
42-505-31658	TENNECO OIL CO.	Gas
42-505-31659	HILCORP ENERGY COMPANY	Gas	107442
42-505-31660	HILCORP ENERGY COMPANY	Gas	108549
42-505-31661	STONE BROTHERS	Oil	10681
42-505-31662	ARCO OIL & GAS CO.	Gas	119603
42-505-31663	BLACKBEARD OPERATING, LLC	Gas	106973
42-505-31664	HILCORP ENERGY COMPANY	Gas	107670
42-505-31665	HILCORP ENERGY COMPANY	Gas	108095
42-505-31666	TXO Production Corp.
42-505-31667	Pennzoil Producing Co.
42-505-31668	BLACKBEARD OPERATING, LLC	Gas	106618
42-505-31669	HNG Oil Company
42-505-31670	TENNECO OIL CO.
42-505-31671	BLUESTONE NATURAL RES. II, LLC	Gas	108064
42-505-31672	CHESAPEAKE OPERATING, INC.	Gas	111624
42-505-31673	HILCORP ENERGY COMPANY	Gas	111623
42-505-31674	ENRON OIL & GAS COMPANY	Gas	136622
42-505-31675	MUELLER ENGINEERING CORP.	Gas
42-505-31676	TEXPRO, INC.
42-505-31677	TEXPRO, INC.
42-505-31678	TEXPRO, INC.
42-505-31679	TEXPRO, INC.
42-505-31680	Coastal Oil & Gas Corporation	Gas	114653
42-505-31681	ARCO OIL & GAS CO.	Gas	107635
42-505-31682	CONOCOPHILLIPS COMPANY	Gas	109841
42-505-31683	KILLAM OIL COMPANY
42-505-31684	PENNZOIL EXPLORATION & PROD. CO.	Gas	156582
42-505-31685	EP ENERGY E&P COMPANY, L.P.	Gas	176270
42-505-31686
42-505-31687
42-505-31688	TDC ENGINEERING, INC.
42-505-31689	CONOCOPHILLIPS COMPANY	Gas	149981
42-505-31690	CHEVRON U. S. A. INC.	Gas	108707
42-505-31691	TXO MINERALS, INC.
42-505-31692	TXO MINERALS, INC.
42-505-31693	TXO MINERALS, INC.
42-505-31694	TXO MINERALS, INC.
42-505-31695	TXO MINERALS, INC.
42-505-31696	TXO MINERALS, INC.
42-505-31697	TXO MINERALS, INC.
42-505-31698	TXO MINERALS, INC.
42-505-31699	TXO MINERALS, INC.
42-505-31700	TXO MINERALS, INC.
42-505-31701	TXO MINERALS, INC.
42-505-31702	TXO MINERALS, INC.
42-505-31703	TXO MINERALS, INC.
42-505-31704	HUGHES, DAN A. COMPANY	Gas	108653
42-505-31705
42-505-31706	Hughes Texas Petroleum, Ltd.
42-505-31707	TRANSAMERICAN NATURAL GAS CORP.
42-505-31708	HILCORP ENERGY COMPANY	Gas	108655
42-505-31709
42-505-31710	CHEVRON U. S. A. INC.	Gas	110374
42-505-31711	HILCORP ENERGY COMPANY	Gas	110740
42-505-31712	KILLAM OIL COMPANY
42-505-31713
42-505-31714	Pennzoil Producing Co.
42-505-31715
42-505-31716	Houston Exploration Company, The	Gas	110236
42-505-31717	TENNECO OIL CO.	Gas	113086
42-505-31718	HUGHES, DAN A. COMPANY	Gas	110954
42-505-31719	ENRON OIL & GAS COMPANY	Gas	134363
42-505-31720	Conoco Inc.
42-505-31721	Conoco Inc.	Gas	110079
42-505-31722	TRANSAMERICAN NATURAL GAS CORP.	Gas	110235
42-505-31723	COTTON, W. L.	Gas	117504
42-505-31724
42-505-31725	HILCORP ENERGY COMPANY	Gas	110949
42-505-31726
42-505-31727	Coastal Oil & Gas Corporation	Gas	108136
42-505-31728
42-505-31729	MERIT ENERGY COMPANY	Gas	190868
42-505-31730	GHR ENRGY.CORP-AMER.COASTAL CORP
42-505-31731	TRANSAMERICAN NATURAL GAS CORP.	Gas
42-505-31732	Pennzoil Producing Co.	Gas	121257
42-505-31733	CONOCOPHILLIPS COMPANY	Gas	111832
42-505-31734	ARCO OIL & GAS CO.	Gas	132058
42-505-31735	Coastal Oil & Gas Corporation	Gas	108654
42-505-31736	LINGEN OIL AND GAS, INC.
42-505-31737	LINGEN OIL AND GAS, INC.
42-505-31738	HARVEY, MIKE W. OIL & GAS
42-505-31739	HILCORP ENERGY COMPANY	Gas	112384
42-505-31740	Pennzoil Producing Co.
42-505-31741	S M K ENERGY CORPORATION	Gas	216726
42-505-31742	PENNZOIL EXPLORATION & PROD. CO.	Gas	137258
42-505-31743	S M K ENERGY CORPORATION	Gas	109465
42-505-31744
42-505-31745	PENNZOIL EXPLORATION & PROD. CO.	Gas	110943
42-505-31746	Holden Energy Corporation	Oil	10703
42-505-31747	HILCORP ENERGY COMPANY	Gas	111155
42-505-31748	Coastal Oil & Gas Corporation	Gas	109865
42-505-31749	TXO Production Corp.	Gas
42-505-31750	MERIT ENERGY COMPANY	Gas	109429
42-505-31751	MUSTANG OIL & GAS CORPORATION	Gas	111158
42-505-31752	HILCORP ENERGY COMPANY	Gas	111052
42-505-31753	CHEVRON U. S. A. INC.	Gas	111054
42-505-31754	CHEVRON U. S. A. INC.	Gas	200650
42-505-31757	BLACKBEARD OPERATING, LLC	Oil	06061
42-505-31758	HILCORP ENERGY COMPANY	Gas	111397
42-505-31759	GULF ENERGY PRODUCING COMPANY
42-505-31760
42-505-31761	ARCO OIL & GAS CO.	Gas	111504
42-505-31762	Hughes Texas Petroleum, Ltd.	Gas
42-505-31763	HILCORP ENERGY COMPANY	Gas	112275
42-505-31764	GULF ENERGY PRODUCING COMPANY
42-505-31765
42-505-31766	BLACKBEARD OPERATING, LLC	Gas	110381
42-505-31767	Conoco Inc.	Gas	112859
42-505-31768	MERIT ENERGY COMPANY	Gas	111421
42-505-31769	ARCO OIL & GAS CO.	Gas	111655
42-505-31770	HILCORP ENERGY COMPANY	Gas	112841
42-505-31771	CHEVRON U. S. A. INC.	Gas	115721
42-505-31772	TRANSAMERICAN NATURAL GAS CORP.	Gas	112821
42-505-31773	HILCORP ENERGY COMPANY	Gas	113612
42-505-31774	XTO ENERGY INC.	Gas	117458
42-505-31775	GHR ENERGY CORP.
42-505-31776	HILCORP ENERGY COMPANY	Gas	111568
42-505-31777	TENNECO OIL CO.
42-505-31778	GHR ENERGY CORP.	Gas	114567
42-505-31779	STRINGER OIL & GAS
42-505-31780	BLACKBEARD OPERATING, LLC	Gas	110709
42-505-31781	SMITH PRODUCTION INC.	Gas	111434
42-505-31782	KAISER-FRANCIS OIL COMPANY	Gas	117857
42-505-31783	STONE & WEBSTER OIL COMPANY, INC	Gas	111680
42-505-31784	CHESAPEAKE OPERATING, INC.	Gas	112162
42-505-31785	Amax Oil & Gas Inc.	Oil	11319
42-505-31786	TRANSAMERICAN NATURAL GAS CORP.	Gas	137331
42-505-31787	GHR ENERGY CORP.
42-505-31788	TRANSAMERICAN NATURAL GAS CORP.
42-505-31789	CONOCOPHILLIPS COMPANY	Gas	118545
42-505-31790
42-505-31791	HILCORP ENERGY COMPANY	Gas	113615
42-505-31792
42-505-31793	Holden Energy Corporation	Gas	129648
42-505-31794	Holden Energy Corporation	Gas	179817
42-505-31795	Wagner Oil Company	Gas	112153
42-505-31796	Wagner Oil Company	Gas	112097
42-505-31797	ROCKDALE ENERGY, LLC	Gas	114085
42-505-31798
42-505-31799	HILCORP ENERGY COMPANY	Gas	112092
42-505-31800	GULF ENERGY PRODUCING COMPANY
42-505-31801	NEWMAN OPERATING COMPANY
42-505-31802	GECKO OIL & GAS, INC.	Gas	111697
42-505-31803	GECKO OIL & GAS, INC.	Gas	160393
42-505-31804	HILCORP ENERGY COMPANY	Gas	112277
42-505-31805	ARCO OIL & GAS CO.	Gas	112183
42-505-31806	HNG Oil Company	Gas	113810
42-505-31807	MERIT ENERGY COMPANY	Gas	113099
42-505-31808	Texaco Inc.	Oil	05823
42-505-31809	Houston Exploration Company, The	Gas	114142
42-505-31810	KERR-MCGEE OIL & GAS ONSHORE LP	Gas	111508
42-505-31811	HILCORP ENERGY COMPANY	Gas	112962
42-505-31812	TRANSAMERICAN NATURAL GAS CORP.	Gas
42-505-31813
42-505-31814	HILCORP ENERGY COMPANY	Gas	114661
42-505-31815	CHEVRON U. S. A. INC.	Gas	114059
42-505-31816	CHEVRON U. S. A. INC.	Gas	112748
42-505-31817	ARCO OIL & GAS CO.	Gas	136871
42-505-31818	Conoco Inc.	Gas	113491
42-505-31819	HNG Oil Company	Gas	116646
42-505-31820	ENRON OIL & GAS COMPANY	Gas	127207
42-505-31821	HILCORP ENERGY COMPANY	Gas	114747
42-505-31822	SANTA RITA EXPLORATION, INC.
42-505-31823	SANTA RITA EXPLORATION, INC.
42-505-31824	SANTA RITA EXPLORATION, INC.
42-505-31825	TXO Production Corp.
42-505-31826	ARCO OIL & GAS CO.
42-505-31827
42-505-31828
42-505-31829	BLACKBEARD OPERATING, LLC	Gas	112691
42-505-31830	CHEVRON U. S. A. INC.	Gas	113650
42-505-31831	BLACKBEARD OPERATING, LLC	Gas	113497
42-505-31832	Conoco Inc.	Gas	115299
42-505-31833	EOG Resources, Inc.	Gas	113321
42-505-31834	Wagner Oil Company	Gas	112939
42-505-31835	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31836	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31837	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31838	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31839	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31840	TITAN VACUUM SERVICES, LLC	Gas	261581
42-505-31841	TRANSAMERICAN NATURAL GAS CORP.	Gas	118600
42-505-31842	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31843	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31844	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31845	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31846	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31847	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31848	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31849	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31850	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31851	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31852	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31853	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31854	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31855	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31856	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31857	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31858	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31859	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31860	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31861	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31862	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31863	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31864	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31865	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31866	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31867	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31868	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31869	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31870	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31871	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31872	ROCKDALE ENERGY, LLC	Gas	116445
42-505-31873	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31874	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31875	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31876	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31877	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31878	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31879	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31880	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31881	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31882	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31883	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31884	XTO ENERGY INC.	Gas	112800
42-505-31885	TXO Production Corp.	Gas
42-505-31886	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31887	THRASH OIL & GAS CO.
42-505-31888	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31889	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31890	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31891	GHR ENRGY.CORP-AMER.COASTAL CORP	Gas	115297
42-505-31892	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31893	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31894	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31895	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31896	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31897	Wagner Oil Company	Gas	113685
42-505-31898	Coastal Oil & Gas Corporation	Gas
42-505-31899	BLACKBEARD OPERATING, LLC	Gas	114070
42-505-31900	RMB OPERATING LLC	Gas	115093
42-505-31901	MERIT ENERGY COMPANY	Gas	114029
42-505-31902	GHR ENERGY CORP.
42-505-31903	ENERGY 2000, INC.	Oil	05301
42-505-31904	HILCORP ENERGY COMPANY	Gas	115175
42-505-31905	HILCORP ENERGY COMPANY	Gas	116617
42-505-31906	ENERGY 2000, INC.	Oil	05301
42-505-31907	TENNECO OIL CO.
42-505-31908	Shell Western E&P	Gas	116472
42-505-31909	CHESAPEAKE OPERATING, INC.	Gas	114510
42-505-31910	Hughes Texas Petroleum, Ltd.
42-505-31911	HILCORP ENERGY COMPANY	Gas	114256
42-505-31912	GECKO OIL & GAS, INC.	Gas	114337
42-505-31913	GECKO OIL & GAS, INC.	Gas	113087
42-505-31914	NEWMAN OPERATING COMPANY
42-505-31915
42-505-31916
42-505-31917	HILCORP ENERGY COMPANY	Gas	114435
42-505-31918
42-505-31919	Wagner Oil Company	Gas	115845
42-505-31920	ARCO OIL & GAS CO.	Gas	136399
42-505-31921
42-505-31922	BLACKBEARD OPERATING, LLC	Oil	10703
42-505-31923	HILCORP ENERGY COMPANY	Gas	114416
42-505-31924
42-505-31925	Conoco Inc.	Gas	138233
42-505-31926	HILCORP ENERGY COMPANY	Gas	114017
42-505-31927	BLACKBEARD OPERATING, LLC	Oil	06061
42-505-31928	Continental Operating Co.	Gas	117240
42-505-31929	HILCORP ENERGY COMPANY	Gas	116138
42-505-31930	CHESAPEAKE OPERATING, INC.	Gas	115373
42-505-31931	CONOCOPHILLIPS COMPANY	Gas	118193
42-505-31932	TRANSAMERICAN NATURAL GAS CORP.
42-505-31933	HILCORP ENERGY COMPANY	Gas	116268
42-505-31934	ARCO OIL & GAS CO.	Gas	117239
42-505-31935	ARCO OIL & GAS CO.	Gas	132264
42-505-31936	CANTERA OPERATING, LLC	Gas	115634
42-505-31937	FALCON PRODUCTION CO.	Gas	114800
42-505-31938	CONOCOPHILLIPS COMPANY	Gas	116014
42-505-31939	HNG Oil Company
42-505-31940	BLACKBEARD OPERATING, LLC	Gas	116782
42-505-31941	ROCKDALE ENERGY, LLC	Gas	119105
42-505-31942	ROCKDALE ENERGY, LLC	Gas	118365
42-505-31943	THRASH OIL & GAS CO.	Oil	09473
42-505-31944	THRASH OIL & GAS CO.	Oil	09473
42-505-31945	Conoco Inc.	Gas	116245
42-505-31946	ROCKDALE ENERGY, LLC	Gas	117914
42-505-31947	HILCORP ENERGY COMPANY	Gas	118702
42-505-31948	DYNAMIC PRODUCTION, INC.	Gas	161424
42-505-31949	CONOCOPHILLIPS COMPANY	Gas	116405
42-505-31950	LOBO RESOURCES, LTD.	Gas
42-505-31951	HILCORP ENERGY COMPANY	Gas	117589
42-505-31952	BXP OPERATING, LLC	Gas	117136
42-505-31953	BLACKBEARD OPERATING, LLC	Gas	116773
42-505-31954	THRASH OIL & GAS CO.
42-505-31955	THRASH OIL & GAS CO.
42-505-31956	THRASH OIL & GAS CO.
42-505-31957	THRASH OIL & GAS CO.
42-505-31958	THRASH OIL & GAS CO.
42-505-31959	THRASH OIL & GAS CO.
42-505-31960	THRASH OIL & GAS CO.
42-505-31961	THRASH OIL & GAS CO.
42-505-31962	THRASH OIL & GAS CO.
42-505-31963	THRASH OIL & GAS CO.
42-505-31964	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31965	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31966	THRASH OIL & GAS CO.
42-505-31967	THRASH OIL & GAS CO.
42-505-31968	THRASH OIL & GAS CO.
42-505-31969	ATASCA RESOURCES, INC.	Gas	122920
42-505-31970	HILCORP ENERGY COMPANY	Gas	117034
42-505-31971	THRASH OIL & GAS CO.
42-505-31972	THRASH OIL & GAS CO.
42-505-31973	THRASH OIL & GAS CO.
42-505-31974	THRASH OIL & GAS CO.
42-505-31975	THRASH OIL & GAS CO.
42-505-31976	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31977	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31978	THRASH OIL & GAS CO.
42-505-31979	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31980	THRASH OIL & GAS CO.
42-505-31981	THRASH OIL & GAS CO.
42-505-31982	THRASH OIL & GAS CO.
42-505-31983	THRASH OIL & GAS CO.
42-505-31984	THRASH OIL & GAS CO.
42-505-31985	THRASH OIL & GAS CO.
42-505-31986	THRASH OIL & GAS CO.
42-505-31987	THRASH OIL & GAS CO.
42-505-31988	HILCORP ENERGY COMPANY	Gas	115677
42-505-31989	THRASH OIL & GAS CO.
42-505-31990	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31991	THRASH OIL & GAS CO.
42-505-31992	THRASH OIL & GAS CO.
42-505-31993	THRASH OIL & GAS CO.
42-505-31994	THRASH OIL & GAS CO.
42-505-31995	HILCORP ENERGY COMPANY	Gas	117133
42-505-31996	THRASH OIL & GAS CO.
42-505-31997	THRASH OIL & GAS CO.
42-505-31998	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-31999	THRASH OIL & GAS CO.
42-505-32000	THRASH OIL & GAS CO.
42-505-32001	THRASH OIL & GAS CO.
42-505-32002	THRASH OIL & GAS CO.
42-505-32003	THRASH OIL & GAS CO.
42-505-32004	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-32005	THRASH OIL & GAS CO.
42-505-32006	THRASH OIL & GAS CO.
42-505-32007	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-32008	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-32009
42-505-32010	Cox Oil & Gas, Inc.	Gas
42-505-32011	HILCORP ENERGY COMPANY	Gas	118188
42-505-32012	HILCORP ENERGY COMPANY	Gas	116952
42-505-32013	CONOCOPHILLIPS COMPANY	Gas	116953
42-505-32014	CHEVRON U. S. A. INC.	Gas	289291
42-505-32015	CHEVRON U. S. A. INC.	Gas
42-505-32016	MERIT ENERGY COMPANY	Gas	118406
42-505-32017	HILCORP ENERGY COMPANY	Gas	117737
42-505-32018	CHESAPEAKE OPERATING, INC.	Gas	115699
42-505-32019	Wagner Oil Company	Gas	116402
42-505-32020	ENRON OIL & GAS COMPANY	Gas	115633
42-505-32021	GHR ENRGY.CORP-AMER.COASTAL CORP	Gas	117461
42-505-32022	TENNECO OIL CO.
42-505-32023	Wagner Oil Company	Gas	117506
42-505-32024	HILCORP ENERGY COMPANY	Gas	117751
42-505-32025	BLACKBEARD OPERATING, LLC	Gas	116645
42-505-32026
42-505-32027	PARKER & PARSLEY DEVELOPMENT L.P	Gas	117616
42-505-32028	ENRON OIL & GAS COMPANY	Gas	117577
42-505-32029	HILCORP ENERGY COMPANY	Gas	117430
42-505-32030	HILCORP ENERGY COMPANY	Gas	119104
42-505-32031
42-505-32032	MAGGERT ENERGY CORP.
42-505-32033	EOG Resources, Inc.	Gas	117290
42-505-32034	ARCO OIL & GAS CO.	Gas	116774
42-505-32035	HILCORP ENERGY COMPANY	Gas	116345
42-505-32036	GULF ENERGY PRODUCING COMPANY
42-505-32037	Continental Operating Co.	Gas	116866
42-505-32038	HILCORP ENERGY COMPANY	Gas	119388
42-505-32039	HILCORP ENERGY COMPANY	Gas	118270
42-505-32040	SPG EXPLORATION, CORP.	Gas	129418
42-505-32041	HILCORP ENERGY COMPANY	Gas	117933
42-505-32042	ENRON OIL & GAS COMPANY	Gas	117033
42-505-32043	KOVAR OPERATING, LLC	Gas	117238
42-505-32044	MERIT ENERGY COMPANY	Gas	117752
42-505-32045	EP ENERGY E&P COMPANY, L.P.	Gas	116930
42-505-32046	Forest Oil Corporation	Gas	118924
42-505-32047
42-505-32048	TXO Production Corp.
42-505-32049	TXO Production Corp.
42-505-32050	CALPINE NATURAL GAS L.P.	Gas	116700
42-505-32051	HILCORP ENERGY COMPANY	Gas	289470
42-505-32052	KILLAM OIL COMPANY	Gas
42-505-32053	HILCORP ENERGY COMPANY	Gas	119002
42-505-32054	Conoco Inc.	Gas	170513
42-505-32055
42-505-32056	ACOCK OPERATING LIMITED	Gas	214655
42-505-32057	HILCORP ENERGY COMPANY	Gas	118274
42-505-32058	HILCORP ENERGY COMPANY	Gas	117876
42-505-32059	HILCORP ENERGY COMPANY	Gas	117937
42-505-32060
42-505-32061	HILCORP ENERGY COMPANY	Gas	118573
42-505-32062	CHESAPEAKE OPERATING, L.L.C.	Gas	117567
42-505-32063	ROCKDALE ENERGY, LLC	Gas	124110
42-505-32064	LOBO RESOURCES, LTD.	Gas	123685
42-505-32065	HILCORP ENERGY COMPANY	Gas	118278
42-505-32066
42-505-32067	PICES, INC.
42-505-32068
42-505-32069	TRANSAMERICAN NATURAL GAS CORP.	Gas	118988
42-505-32070	ENERGY 2000, INC.	Gas	118974
42-505-32071	CHEVRON U. S. A. INC.
42-505-32072	DENALI OIL & GAS MANAGEMENT, LLC	Gas	118176
42-505-32073	TXO Production Corp.	Gas
42-505-32074	HNG Oil Company	Gas	123008
42-505-32075	XTO ENERGY INC.	Gas	117129
42-505-32076	XTO ENERGY INC.	Gas	117125
42-505-32077	XTO ENERGY INC.	Gas	117279
42-505-32078	HILCORP ENERGY COMPANY	Gas	119007
42-505-32079	HILCORP ENERGY COMPANY	Gas	118574
42-505-32080	HILCORP ENERGY COMPANY	Gas	119537
42-505-32081	TENNECO OIL CO.
42-505-32082	Wagner Oil Company	Gas	117935
42-505-32083	BLUESTONE NATURAL RES. II, LLC	Gas	117482
42-505-32084	GHR ENERGY CORP.
42-505-32085	TENNECO OIL CO.
42-505-32086	Transtexas Gas Corporation	Gas	119107
42-505-32087	GULF ENERGY PRODUCING COMPANY
42-505-32088	CONOCOPHILLIPS COMPANY	Gas	141415
42-505-32089	MAGNUM PRODUCING & OPERATING CO.	Gas	117967
42-505-32090	ENERGY 2000, INC.	Oil	05301
42-505-32091	ENERGY 2000, INC.	Oil	05301
42-505-32092	ENERGY 2000, INC.	Oil	05301
42-505-32093	GECKO OIL & GAS, INC.	Gas	160394
42-505-32094	GECKO OIL & GAS, INC.	Gas	117980
42-505-32095	CONOCOPHILLIPS COMPANY	Gas	140140
42-505-32096	CONOCOPHILLIPS COMPANY	Gas	118536
42-505-32097	CHESAPEAKE OPERATING, INC.	Gas	120801
42-505-32098	CONOCOPHILLIPS COMPANY	Gas	118703
42-505-32099	PENNZOIL EXPLORATION & PROD. CO.	Gas	137261
42-505-32100	Pennzoil Producing Co.
42-505-32101	Coastal Oil & Gas Corporation	Gas	120413
42-505-32102	HILCORP ENERGY COMPANY	Gas	119347
42-505-32103	MEYERS & TAYLOR
42-505-32104	TRANSAMERICAN NATURAL GAS CORP.	Gas	125259
42-505-32105	HILCORP ENERGY COMPANY	Gas	120802
42-505-32106	PENNZOIL EXPLORATION & PROD. CO.	Gas	119039
42-505-32107	HILCORP ENERGY COMPANY	Gas	118724
42-505-32108	HILCORP ENERGY COMPANY	Gas	119319
42-505-32109	TRANSAMERICAN NATURAL GAS CORP.	Gas	119598
42-505-32110	HILCORP ENERGY COMPANY	Gas	120694
42-505-32111	HILCORP ENERGY COMPANY	Gas	120232
42-505-32112	LOBO RESOURCES, LTD.	Gas
42-505-32113	HILCORP ENERGY COMPANY	Gas	122469
42-505-32114	CONOCOPHILLIPS COMPANY	Gas	121401
42-505-32115	SMITH OPERATING AND MGMT CO.	Gas	121588
42-505-32116
42-505-32117	HILCORP ENERGY COMPANY	Gas	119765
42-505-32118	APPLE ENGINEERING COMPANY
42-505-32119
42-505-32120	MERIT ENERGY COMPANY	Gas	224414
42-505-32121	PEOPLES ENERGY PROD.-TX, L.P.	Gas	223053
42-505-32122	ENERGY 2000, INC.	Oil	05301
42-505-32123	SOUTHWEST TEXAS SERV DIV OF TA	Gas	122007
42-505-32124	KILLAM OIL COMPANY
42-505-32125
42-505-32126	MAGNUM PRODUCING & OPERATING CO.	Gas	119791
42-505-32127	HILCORP ENERGY COMPANY	Gas	119196
42-505-32128	HILCORP ENERGY COMPANY	Gas	120798
42-505-32129	HILCORP ENERGY COMPANY	Gas	119540
42-505-32130	PENNZOIL EXPLORATION & PROD. CO.	Gas	120750
42-505-32131	TRANSAMERICAN NATURAL GAS CORP.	Gas
42-505-32132	PENNZOIL EXPLORATION & PROD. CO.	Oil	11323
42-505-32133	HILCORP ENERGY COMPANY	Gas	120037
42-505-32134	LOBO RESOURCES, LTD.
42-505-32135
42-505-32136	Continental Operating Co.	Gas	121051
42-505-32137	HOPSON, FRED S.
42-505-32138	HILCORP ENERGY COMPANY	Gas	119783
42-505-32139	S M K ENERGY CORPORATION	Gas	119491
42-505-32140	ENRON OIL & GAS COMPANY	Gas	137963
42-505-32141	HILCORP ENERGY COMPANY	Gas	120162
42-505-32142	PROLINE ENERGY RESOURCES INC	Gas	122547
42-505-32143	ZAPATA MINERALS, LTD.
42-505-32144	ZAPATA MINERALS, LTD.
42-505-32145	ZAPATA MINERALS, LTD.
42-505-32146	HILCORP ENERGY COMPANY	Gas	120799
42-505-32147	HILCORP ENERGY COMPANY	Gas	120191
42-505-32148	POGO PRODUCING COMPANY	Gas	120605
42-505-32149	CONOCOPHILLIPS COMPANY	Gas	119823
42-505-32150	CONOCOPHILLIPS COMPANY	Gas	138821
42-505-32151	ENRON OIL & GAS COMPANY
42-505-32152	Coastal Oil & Gas Corporation	Gas	120807
42-505-32153	HILCORP ENERGY COMPANY	Gas	121402
42-505-32154	HILCORP ENERGY COMPANY	Gas	120935
42-505-32155	Conoco Inc.	Gas	145773
42-505-32156	HILCORP ENERGY COMPANY	Gas	120498
42-505-32157	HILCORP ENERGY COMPANY	Gas	121979
42-505-32158	HILCORP ENERGY COMPANY	Gas	120591
42-505-32159	KEY ENERGY SERVICES, LLC	Gas	120426
42-505-32160	Conoco Inc.	Gas	120787
42-505-32161	HILCORP ENERGY COMPANY	Gas	121256
42-505-32162	NEWMAN OPERATING COMPANY
42-505-32163	NEWMAN OPERATING COMPANY
42-505-32164	ARCO OIL & GAS CO.
42-505-32165	HOPSON, FRED S.
42-505-32166	HILCORP ENERGY COMPANY	Gas	122826
42-505-32167	TRANSAMERICAN NATURAL GAS CORP.	Gas	141911
42-505-32168	HILCORP ENERGY COMPANY	Gas	121258
42-505-32169	WEST ENERGY DEVELOPERS, INC.	Gas	120832
42-505-32170	Pennzoil Company	Gas	127001
42-505-32171	TXO Production Corp.	Gas	121567
42-505-32172	HNG Oil Company
42-505-32173	HILCORP ENERGY COMPANY	Gas	121650
42-505-32174	CONOCOPHILLIPS COMPANY	Gas	121716
42-505-32175	Amax Oil & Gas Inc.	Gas	123145
42-505-32176	Amax Oil & Gas Inc.	Gas	146454
42-505-32177	CONOCOPHILLIPS COMPANY	Gas	121396
42-505-32178	HILCORP ENERGY COMPANY	Gas	121487
42-505-32179	MOBIL PRODUCING TX. & N.M. INC.	Gas	122472
42-505-32180	KEY ENERGY SERVICES, LLC	Gas	122372
42-505-32181	TRANSAMERICAN NATURAL GAS CORP.
42-505-32182	HILCORP ENERGY COMPANY	Gas	122921
42-505-32183	ENRON OIL & GAS COMPANY
42-505-32184	ENRON OIL & GAS COMPANY	Gas
42-505-32185	HILCORP ENERGY COMPANY	Gas	121548
42-505-32186	HILCORP ENERGY COMPANY	Gas	121048
42-505-32187	BLACKBEARD OPERATING, LLC	Gas	121431
42-505-32188	HILCORP ENERGY COMPANY	Gas	121827
42-505-32189	BXP OPERATING, LLC	Gas	122128
42-505-32190	RED BULL OIL AND GAS CO.	Gas	121583
42-505-32191	HILCORP ENERGY COMPANY	Gas	122175
42-505-32192	HILCORP ENERGY COMPANY	Gas	121611
42-505-32193	HILCORP ENERGY COMPANY	Gas	121964
42-505-32194	Houston Exploration Company, The	Gas	121970
42-505-32195	HILCORP ENERGY COMPANY	Gas	122470
42-505-32196	HILCORP ENERGY COMPANY	Gas	125325
42-505-32197	BRIDGE OIL PRODUCTION CO., INC.	Gas	122032
42-505-32198	Holden Energy Corporation
42-505-32199	Conoco Inc.	Gas	121831
42-505-32200	PICES, INC.
42-505-32201	MUELLER ENGINEERING CORP.	Gas
42-505-32202	HILCORP ENERGY COMPANY	Gas	122045
42-505-32203	TRANSAMERICAN NATURAL GAS CORP.
42-505-32204	TRANSAMERICAN NATURAL GAS CORP.	Gas	122180
42-505-32205	CHESAPEAKE OPERATING, INC.	Gas	121953
42-505-32206	ENRON OIL & GAS COMPANY	Gas	121987
42-505-32207	ENRON OIL & GAS COMPANY	Gas	139456
42-505-32208	LOBO RESOURCES, LTD.
42-505-32209	HILCORP ENERGY COMPANY	Gas	124004
42-505-32210	TRANSAMERICAN NATURAL GAS CORP.
42-505-32211	Amax Oil & Gas Inc.	Gas	123533
42-505-32212	HILCORP ENERGY COMPANY	Gas	122825
42-505-32213	HILCORP ENERGY COMPANY	Gas	122902
42-505-32214	ENRON OIL & GAS COMPANY
42-505-32215	ENRON OIL & GAS COMPANY
42-505-32216	Conoco Inc.	Gas	155797
42-505-32217	ENRON OIL & GAS COMPANY	Gas	127776
42-505-32218	HILCORP ENERGY COMPANY	Gas	124679
42-505-32219	HILCORP ENERGY COMPANY	Gas	122548
42-505-32220	ENRON OIL & GAS COMPANY	Gas	122424
42-505-32221	Amax Oil & Gas Inc.	Gas	123147
42-505-32222	TESORO PETR. CORP-WAGNER & BROWN
42-505-32223	HILCORP ENERGY COMPANY	Gas	138798
42-505-32224	HILCORP ENERGY COMPANY	Gas	123375
42-505-32225	North Central Oil Corp.	Gas	122997
42-505-32226	DYNAMIC PRODUCTION, INC.
42-505-32227	CONOCOPHILLIPS COMPANY	Gas	123472
42-505-32228
42-505-32229	HILCORP ENERGY COMPANY	Gas	122677
42-505-32230	BLACKBEARD OPERATING, LLC	Gas	122571
42-505-32231	ENRON OIL & GAS COMPANY	Gas
42-505-32232	Transtexas Gas Corporation	Gas	123829
42-505-32233	HILCORP ENERGY COMPANY	Gas	123172
42-505-32234	HILCORP ENERGY COMPANY	Gas	123611
42-505-32235	HILCORP ENERGY COMPANY	Gas	123919
42-505-32236	HILCORP ENERGY COMPANY	Gas	124658
42-505-32237	HILCORP ENERGY COMPANY	Gas	122998
42-505-32238	HILCORP ENERGY COMPANY	Gas	122934
42-505-32239	BLACKBEARD OPERATING, LLC	Gas	123140
42-505-32240	HILCORP ENERGY COMPANY	Gas	122828
42-505-32241	ENRON OIL & GAS COMPANY	Gas	122827
42-505-32242	HILCORP ENERGY COMPANY	Gas	124924
42-505-32243	HILCORP ENERGY COMPANY	Gas	149941
42-505-32244	ENRON OIL & GAS COMPANY	Gas	123975
42-505-32245	TX ENERGY SERVICES, LLC	Gas	122768
42-505-32246	ARCO OIL & GAS CO.
42-505-32247	KILLAM OIL CO., LTD.	Gas	128718
42-505-32248	SPG EXPLORATION, CORP.	Gas
42-505-32249	TRANSAMERICAN NATURAL GAS CORP.
42-505-32250	Apache Corporation
42-505-32251	BXP OPERATING, LLC	Gas	123373
42-505-32252	DYNAMIC PRODUCTION, INC.
42-505-32253	BXP OPERATING, LLC	Gas	124007
42-505-32254	HILCORP ENERGY COMPANY	Gas	123646
42-505-32255
42-505-32256	ENRON OIL & GAS COMPANY	Gas	123141
42-505-32257	Transtexas Gas Corporation	Gas	123647
42-505-32258	ENRON OIL & GAS COMPANY	Gas	123801
42-505-32259	BLACKBEARD OPERATING, LLC	Gas	122996
42-505-32260	HILCORP ENERGY COMPANY	Gas	123376
42-505-32261	Conoco Inc.	Gas	124155
42-505-32262	PRIZE OPERATING COMPANY	Gas	175460
42-505-32263	KILLAM OIL CO., LTD.	Gas	123981
42-505-32264	HILCORP ENERGY COMPANY	Gas	123146
42-505-32265	MERIT ENERGY COMPANY	Gas	224413
42-505-32266	ENRON OIL & GAS COMPANY	Gas	128443
42-505-32267	HNG Oil Company
42-505-32268	TRANSAMERICAN NATURAL GAS CORP.
42-505-32269	HILCORP ENERGY COMPANY	Gas	124073
42-505-32270	SMITH PRODUCTION INC.	Gas	123171
42-505-32271	BAY ROCK OPERATING COMPANY	Gas	123645
42-505-32272	HILCORP ENERGY COMPANY	Gas	123447
42-505-32273	XTO ENERGY INC.	Gas	124107
42-505-32274	ENRON OIL & GAS COMPANY
42-505-32275	SPG EXPLORATION, CORP.	Gas	126007
42-505-32276	O. C. R. INVESTMENTS, INC.	Gas	159832
42-505-32277	HILCORP ENERGY COMPANY	Gas	124383
42-505-32278	RANTEX OIL & GAS CO.
42-505-32279	HILCORP ENERGY COMPANY	Gas	123750
42-505-32280	ENRON OIL & GAS COMPANY
42-505-32281	HILCORP ENERGY COMPANY	Gas	124005
42-505-32282	TRANSAMERICAN NATURAL GAS CORP.
42-505-32283	KILLAM OIL CO., LTD.	Gas	124477
42-505-32284	Conoco Inc.	Gas	124291
42-505-32285	HILCORP ENERGY COMPANY	Gas	125443
42-505-32286	FINALY RESOURCES LLC	Oil	07194
42-505-32287	NEWMAN OPERATING COMPANY
42-505-32288	HILCORP ENERGY COMPANY	Gas	124064
42-505-32289
42-505-32290	ENERGY 2000, INC.	Oil	00724
42-505-32291	HILCORP ENERGY COMPANY	Gas	124683
42-505-32292	MERIT ENERGY COMPANY	Gas	124485
42-505-32293	ENRON OIL & GAS COMPANY	Gas
42-505-32294	ENRON OIL & GAS COMPANY
42-505-32295	ENRON OIL & GAS COMPANY	Gas	124203
42-505-32296	HILCORP ENERGY COMPANY	Gas	124681
42-505-32297	ENRON OIL & GAS COMPANY	Gas
42-505-32298	KILLAM OIL COMPANY	Gas	134064
42-505-32299	HILCORP ENERGY COMPANY	Gas	124016
42-505-32300
42-505-32301	Columbus Energy Corp.	Gas	130020
42-505-32302	EOG Resources, Inc.	Gas	124660
42-505-32303	SMITH PRODUCTION INC.	Gas	124135
42-505-32304	HOPSON, FRED S.
42-505-32305	Transtexas Gas Corporation	Gas	127973
42-505-32306	HILCORP ENERGY COMPANY	Gas	124674
42-505-32307	Houston Exploration Company, The	Gas	124839
42-505-32308	EOG Resources, Inc.	Gas	124581
42-505-32309	HILCORP ENERGY COMPANY	Gas	124676
42-505-32310	ENRON OIL & GAS COMPANY	Gas
42-505-32311	Hunt Energy Corp.
42-505-32312	Union Pacific Resources Company	Gas	124664
42-505-32313	HILCORP ENERGY COMPANY	Gas	125040
42-505-32314
42-505-32315	XTO ENERGY INC.	Gas	124384
42-505-32316	KILLAM OIL CO., LTD.	Gas	127637
42-505-32317	TRANSAMERICAN NATURAL GAS CORP.	Gas	125206
42-505-32318
42-505-32319	HILCORP ENERGY COMPANY	Gas	125038
42-505-32320	HILCORP ENERGY COMPANY	Gas	124547
42-505-32321	HILCORP ENERGY COMPANY	Gas	124671
42-505-32322	BLACKBEARD OPERATING, LLC	Gas	124675
42-505-32323	Coastal Oil & Gas Corporation
42-505-32324	HILCORP ENERGY COMPANY	Gas	125448
42-505-32325	SMITH PRODUCTION INC.	Gas	124659
42-505-32326	SMITH PRODUCTION INC.	Gas	124742
42-505-32327	EOG Resources, Inc.	Gas	126302
42-505-32328	HILCORP ENERGY COMPANY	Gas	126687
42-505-32329	ENRON OIL & GAS COMPANY	Gas	134361
42-505-32330	ENRON OIL & GAS COMPANY	Gas	124709
42-505-32331	ENRON OIL & GAS COMPANY
42-505-32332	DYNAMIC PRODUCTION, INC.
42-505-32333	CHEVRON U. S. A. INC.	Gas	126449
42-505-32334	HILCORP ENERGY COMPANY	Gas	126079
42-505-32335	HILCORP ENERGY COMPANY	Gas	124838
42-505-32336	DOMINION EXPL. & PROD., INC.	Gas	125866
42-505-32337	BLACKBEARD OPERATING, LLC	Gas	125197
42-505-32338	KILLAM OIL CO., LTD.	Gas	128994
42-505-32339	HILCORP ENERGY COMPANY	Gas	125688
42-505-32340	ENRON OIL & GAS COMPANY	Gas	125446
42-505-32341	SMITH PRODUCTION INC.	Gas	125128
42-505-32342	DYNAMIC PRODUCTION, INC.
42-505-32343	ENRON OIL & GAS COMPANY	Gas
42-505-32344	COTTON, W. L.	Gas	125872
42-505-32345	ENRON OIL & GAS COMPANY	Oil
42-505-32346	ENRON OIL & GAS COMPANY
42-505-32347	HILCORP ENERGY COMPANY	Gas	125205
42-505-32348	HILCORP ENERGY COMPANY	Gas	125457
42-505-32349	ENRON OIL & GAS COMPANY	Gas	125983
42-505-32350	ENRON OIL & GAS COMPANY	Gas
42-505-32351	BNR OPERATING, LLC	Gas	125326
42-505-32352	KILLAM OIL COMPANY	Gas	128160
42-505-32353	Amax Oil & Gas Inc.	Gas	125568
42-505-32354
42-505-32355	CHESAPEAKE OPERATING, INC.	Gas	126077
42-505-32356	TRANSAMERICAN NATURAL GAS CORP.
42-505-32357	HILCORP ENERGY COMPANY	Gas	126243
42-505-32358	ENRON OIL & GAS COMPANY
42-505-32359	DEVON ENERGY PRODUCTION CO, L.P.	Gas	227571
42-505-32360	Amerada Hess Corporation
42-505-32361	PENNZENERGY EXP. & PROD., L.L.C.	Gas	126379
42-505-32362	BLACKBEARD OPERATING, LLC	Gas	125447
42-505-32363	HILCORP ENERGY COMPANY	Gas	141657
42-505-32364	ENRON OIL & GAS COMPANY	Gas	125589
42-505-32365	HILCORP ENERGY COMPANY	Gas	126078
42-505-32366	Houston Exploration Company, The	Gas	126444
42-505-32367	Transtexas Gas Corporation	Gas	157147
42-505-32368	MERIT ENERGY COMPANY	Gas	125835
42-505-32369	HILCORP ENERGY COMPANY	Gas	126542
42-505-32370	HILCORP ENERGY COMPANY	Gas	130262
42-505-32371	KILLAM OIL CO., LTD.	Gas	126167
42-505-32372	HILCORP ENERGY COMPANY	Gas	125909
42-505-32373	HILCORP ENERGY COMPANY	Gas	127139
42-505-32374	TRANSAMERICAN NATURAL GAS CORP.
42-505-32375	TRANSAMERICAN NATURAL GAS CORP.
42-505-32376	BLACKBEARD OPERATING, LLC	Gas	125756
42-505-32377	TRANSAMERICAN NATURAL GAS CORP.	Gas	127136
42-505-32378	HILCORP ENERGY COMPANY	Gas	127195
42-505-32379	EOG Resources, Inc.	Gas	125956
42-505-32380	HILCORP ENERGY COMPANY	Gas	126081
42-505-32381	BLACKBEARD OPERATING, LLC	Gas	179902
42-505-32382	BLACKBEARD OPERATING, LLC	Gas	127523
42-505-32383	HILCORP ENERGY COMPANY	Gas	126890
42-505-32384	ENRON OIL & GAS COMPANY	Gas	128570
42-505-32385	PENNZOIL EXPLORATION & PROD. CO.	Gas	131076
42-505-32386	HILCORP ENERGY COMPANY	Gas	126080
42-505-32387	HILCORP ENERGY COMPANY	Gas	126887
42-505-32388	HILCORP ENERGY COMPANY	Gas	129033
42-505-32389	KILLAM OIL CO., LTD.	Gas	126693
42-505-32390	TRANSAMERICAN NATURAL GAS CORP.
42-505-32391	EOG Resources, Inc.	Gas	126242
42-505-32392	HILCORP ENERGY COMPANY	Gas	126886
42-505-32393	HILCORP ENERGY COMPANY	Gas	126995
42-505-32394	HILCORP ENERGY COMPANY	Gas	127704
42-505-32395	Columbus Energy Corp.
42-505-32396	CONOCOPHILLIPS COMPANY	Gas	149976
42-505-32397	SILVER FOX OIL & GAS LLC	Gas	126689
42-505-32398	Amoco Production Company
42-505-32399	TRANSAMERICAN NATURAL GAS CORP.	Gas	129952
42-505-32400	BLACKBEARD OPERATING, LLC	Gas	126685
42-505-32401	BLACKBEARD OPERATING, LLC	Gas	126997
42-505-32402
42-505-32403	CANTERA OPERATING, LLC	Gas	126908
42-505-32404	HILCORP ENERGY COMPANY	Gas	126913
42-505-32405	KILLAM OIL CO., LTD.	Gas	127629
42-505-32406	BLACKBEARD OPERATING, LLC	Gas	126675
42-505-32407	HILCORP ENERGY COMPANY	Gas	126688
42-505-32408	MERIT ENERGY COMPANY	Gas	127932
42-505-32409	Conoco Inc.	Gas	127271
42-505-32410	PARKER & PARSLEY DEVELOPMENT L.P	Gas	127848
42-505-32411	S M K ENERGY CORPORATION	Gas	128019
42-505-32412	HILCORP ENERGY COMPANY	Gas	127456
42-505-32413	HILCORP ENERGY COMPANY	Gas	127199
42-505-32414	ENRON OIL & GAS COMPANY
42-505-32415	CONOCOPHILLIPS COMPANY	Gas	128152
42-505-32416	HILCORP ENERGY COMPANY	Gas	127140
42-505-32417	TRANSAMERICAN NATURAL GAS CORP.
42-505-32418	DEVON ENERGY PRODUCTION CO, L.P.	Gas	127686
42-505-32419	DEVON ENERGY PRODUCTION CO, L.P.	Gas	127210
42-505-32420	HILCORP ENERGY COMPANY	Gas	127206
42-505-32421	Transtexas Gas Corporation	Gas	149906
42-505-32422	S M K ENERGY CORPORATION	Gas	128445
42-505-32423	HILCORP ENERGY COMPANY	Gas	127459
42-505-32424	TRANSAMERICAN NATURAL GAS CORP.
42-505-32425	TRANSAMERICAN NATURAL GAS CORP.
42-505-32426	Amoco Production Company
42-505-32427	HILCORP ENERGY COMPANY	Gas	127380
42-505-32428	BLACKBEARD OPERATING, LLC	Gas	127524
42-505-32429	HILCORP ENERGY COMPANY	Gas	131210
42-505-32430	HILCORP ENERGY COMPANY	Gas	129190
42-505-32431	HILCORP ENERGY COMPANY	Gas	127866
42-505-32432	HILCORP ENERGY COMPANY	Gas	127631
42-505-32433	Sanchez-O'Brien Oil & Gas Corp.	Gas	141835
42-505-32434	HILCORP ENERGY COMPANY	Gas	128719
42-505-32435	HILCORP ENERGY COMPANY	Gas	130248
42-505-32436	KILLAM OIL CO., LTD.	Gas	129578
42-505-32437	Amoco Production Company
42-505-32438	TXO Production Corp.
42-505-32439	DENALI OIL & GAS MANAGEMENT, LLC	Gas	127685
42-505-32440	ENRON OIL & GAS COMPANY
42-505-32441	XTO ENERGY INC.	Gas	132022
42-505-32442	Pennzoil Company
42-505-32443	BLACKBEARD OPERATING, LLC	Gas	128723
42-505-32444	ENRON OIL & GAS COMPANY	Gas	127597
42-505-32445	HILCORP ENERGY COMPANY	Gas	127867
42-505-32446	HILCORP ENERGY COMPANY	Gas	127859
42-505-32447	DYNAMIC PRODUCTION, INC.
42-505-32448	TRANSAMERICAN NATURAL GAS CORP.
42-505-32449	BXP OPERATING, LLC	Gas	128548
42-505-32450
42-505-32451
42-505-32452	KILLAM OIL CO., LTD.	Gas	131596
42-505-32453	KILLAM OIL COMPANY
42-505-32454	BLACKBEARD OPERATING, LLC	Gas	128986
42-505-32455	BLACKBEARD OPERATING, LLC	Gas	128874
42-505-32456	Amax Oil & Gas Inc.	Gas	137162
42-505-32457	ENRON OIL & GAS COMPANY	Gas	149942
42-505-32458	BLACKBEARD OPERATING, LLC	Gas	128602
42-505-32459	HILCORP ENERGY COMPANY	Gas	128579
42-505-32460	PENNZOIL EXPLORATION & PROD. CO.	Gas	141865
42-505-32461	DYNAMIC PRODUCTION, INC.	Gas	204210
42-505-32462	HILCORP ENERGY COMPANY	Gas	128414
42-505-32463	HILCORP ENERGY COMPANY	Gas	128416
42-505-32464	HILCORP ENERGY COMPANY	Gas	128260
42-505-32465	Transtexas Gas Corporation	Gas	149009
42-505-32466	DOMINION EXPL. & PROD., INC.	Gas	179660
42-505-32467	KILLAM OIL COMPANY	Gas	128552
42-505-32468	SMITH PRODUCTION INC.	Gas	128358
42-505-32469
42-505-32470	BLACKBEARD OPERATING, LLC	Gas	128406
42-505-32471	HILCORP ENERGY COMPANY	Gas	128569
42-505-32472	HILCORP ENERGY COMPANY	Gas	128999
42-505-32473	ENRON OIL & GAS COMPANY
42-505-32474	TRANSAMERICAN NATURAL GAS CORP.
42-505-32475	HILCORP ENERGY COMPANY	Gas	129448
42-505-32476	ENRON OIL & GAS COMPANY	Gas	129133
42-505-32477	ENRON OIL & GAS COMPANY	Gas	129366
42-505-32478	MARWELL PETROLEUM LTD PARTNRSHIP	Gas	129646
42-505-32479	KILLAM OIL CO., LTD.	Gas	179897
42-505-32480	ENRON OIL & GAS COMPANY	Gas	128830
42-505-32481	Conoco Inc.	Gas	130339
42-505-32482	HILCORP ENERGY COMPANY	Gas	128899
42-505-32483	DOMINION EXPL. & PROD., INC.	Gas	129645
42-505-32484	BLACKBEARD OPERATING, LLC	Gas	129643
42-505-32485	HILCORP ENERGY COMPANY	Gas	130147
42-505-32486	TRANSAMERICAN NATURAL GAS CORP.
42-505-32487	HILCORP ENERGY COMPANY	Gas	129185
42-505-32488	HILCORP ENERGY COMPANY	Gas	129881
42-505-32489	TRANSAMERICAN NATURAL GAS CORP.
42-505-32490	KILLAM OIL CO., LTD.	Gas	140713
42-505-32491	BLACKBEARD OPERATING, LLC	Gas	129202
42-505-32492	HILCORP ENERGY COMPANY	Gas	130504
42-505-32493	ENRON OIL & GAS COMPANY	Gas	130701
42-505-32494	Transtexas Gas Corporation
42-505-32495	HILCORP ENERGY COMPANY	Gas	129647
42-505-32496	DOMINION EXPL. & PROD., INC.	Gas	129649
42-505-32497	PENNZOIL EXPLORATION & PROD. CO.	Gas	130506
42-505-32498
42-505-32499	HILCORP ENERGY COMPANY	Gas	289851
42-505-32500	Houston Exploration Company, The	Gas	130010
42-505-32501	FORZA OPERATING, LLC	Gas	141288
42-505-32502	HILCORP ENERGY COMPANY	Gas	130148
42-505-32503	DYNAMIC PRODUCTION, INC.	Gas	129759
42-505-32504	HILCORP ENERGY COMPANY	Gas	131590
42-505-32505	MARWELL PETROLEUM LTD PARTNRSHIP	Gas	130143
42-505-32506	HILCORP ENERGY COMPANY	Gas	130329
42-505-32507	XTO ENERGY INC.	Gas	130138
42-505-32508	ENERVEST OPERATING, L.L.C.	Gas	139149
42-505-32509	KILLAM OIL CO., LTD.	Gas	130336
42-505-32510	HILCORP ENERGY COMPANY	Gas	130240
42-505-32511	HILCORP ENERGY COMPANY	Gas	130243
42-505-32512	HILCORP ENERGY COMPANY	Gas	130475
42-505-32513	KILLAM OIL CO., LTD.	Gas	140711
42-505-32514	BLACKBEARD OPERATING, LLC	Oil	10703
42-505-32515	HILCORP ENERGY COMPANY	Gas	130128
42-505-32516	HILCORP ENERGY COMPANY	Gas	130333
42-505-32517	HILCORP ENERGY COMPANY	Gas	130245
42-505-32518	Sanchez-O'Brien Oil & Gas Corp.
42-505-32519	HILCORP ENERGY COMPANY	Gas	130981
42-505-32520	ENRON OIL & GAS COMPANY	Gas	177535
42-505-32521	HILCORP ENERGY COMPANY	Gas	130706
42-505-32522	HILCORP ENERGY COMPANY	Gas	130741
42-505-32523	HILCORP ENERGY COMPANY	Gas	131943
42-505-32524	MERIT ENERGY COMPANY	Gas	130482
42-505-32525	O. C. R. INVESTMENTS, INC.	Gas	133143
42-505-32526	DYNAMIC PRODUCTION, INC.
42-505-32527	KILLAM OIL CO., LTD.	Gas	131350
42-505-32528	WRIGHT BROTHERS ENERGY, INC.
42-505-32529	HILCORP ENERGY COMPANY	Gas	130401
42-505-32530	BLACKBEARD OPERATING, LLC	Gas	131369
42-505-32531	HILCORP ENERGY COMPANY	Gas	132280
42-505-32532	HILCORP ENERGY COMPANY	Gas	130636
42-505-32533	HILCORP ENERGY COMPANY	Gas	130770
42-505-32534	Cox Oil & Gas, Inc.
42-505-32535	HILCORP ENERGY COMPANY	Gas	133833
42-505-32536	HILCORP ENERGY COMPANY	Gas	131232
42-505-32537	HILCORP ENERGY COMPANY	Gas	131211
42-505-32538
42-505-32539	ENRON OIL & GAS COMPANY
42-505-32540	TORCH OPERATING COMPANY	Gas	131333
42-505-32541	BLACKBEARD OPERATING, LLC	Gas	131195
42-505-32542	HILCORP ENERGY COMPANY	Gas	130769
42-505-32543	HILCORP ENERGY COMPANY	Gas	131780
42-505-32544	HILCORP ENERGY COMPANY	Gas	131352
42-505-32545	HILCORP ENERGY COMPANY	Gas	131586
42-505-32546	Transtexas Gas Corporation	Gas	149375
42-505-32547	MERIT ENERGY COMPANY	Gas	131197
42-505-32548	HILCORP ENERGY COMPANY	Gas	131665
42-505-32549	HILCORP ENERGY COMPANY	Gas	131663
42-505-32550	BLACKBEARD OPERATING, LLC	Gas	132912
42-505-32551
42-505-32552	HILCORP ENERGY COMPANY	Gas	131451
42-505-32553
42-505-32554	HILCORP ENERGY COMPANY	Gas	131664
42-505-32555	HILCORP ENERGY COMPANY	Gas	131435
42-505-32556	HILCORP ENERGY COMPANY	Gas	131587
42-505-32557	KILLAM OIL COMPANY
42-505-32558	HILCORP ENERGY COMPANY	Gas	131668
42-505-32559	HILCORP ENERGY COMPANY	Gas	132055
42-505-32560	HILCORP ENERGY COMPANY	Gas	131882
42-505-32561	KILLAM OIL COMPANY
42-505-32562	Transtexas Gas Corporation	Gas	131872
42-505-32563	PENNZOIL EXPLORATION & PROD. CO.	Gas	171668
42-505-32564	HILCORP ENERGY COMPANY	Gas	132235
42-505-32565	HILCORP ENERGY COMPANY	Gas	131961
42-505-32566	BRIDGE OIL PRODUCTION CO., INC.	Gas	132036
42-505-32567	Sanchez-O'Brien Oil & Gas Corp.	Gas	137365
42-505-32568	HILCORP ENERGY COMPANY	Gas	131877
42-505-32569	Amerada Hess Corporation	Gas	133169
42-505-32570	TESORO EXPL. & PROD. COMPANY
42-505-32571	HILCORP ENERGY COMPANY	Gas	132057
42-505-32572	HILCORP ENERGY COMPANY	Gas	132026
42-505-32573	NATURAL RESERVES GROUP, INC.	Gas	132503
42-505-32574	HILCORP ENERGY COMPANY	Gas	132355
42-505-32575	HILCORP ENERGY COMPANY	Gas	133362
42-505-32576	HILCORP ENERGY COMPANY	Gas	132510
42-505-32577	HILCORP ENERGY COMPANY	Gas	132295
42-505-32578	TRACE EXPLORATION, INC.
42-505-32579	ENRON OIL & GAS COMPANY	Gas	132024
42-505-32580
42-505-32581	HILCORP ENERGY COMPANY	Gas	132422
42-505-32582	HILCORP ENERGY COMPANY	Gas	132464
42-505-32583	HILCORP ENERGY COMPANY	Gas	132469
42-505-32584	CHESAPEAKE OPERATING, INC.	Gas	132354
42-505-32585	PENNZOIL EXPLORATION & PROD. CO.	Gas	132663
42-505-32586	PENNZOIL EXPLORATION & PROD. CO.
42-505-32587	MICHAEL PETROLEUM CORPORATION	Gas	132023
42-505-32588	HILCORP ENERGY COMPANY	Gas	132674
42-505-32589	HILCORP ENERGY COMPANY	Gas	132667
42-505-32590	Amerada Hess Corporation	Gas	134012
42-505-32591	ENRON OIL & GAS COMPANY	Gas	133827
42-505-32592	BLACKBEARD OPERATING, LLC	Gas	132276
42-505-32593	HILCORP ENERGY COMPANY	Gas	133498
42-505-32594	HILCORP ENERGY COMPANY	Gas	133792
42-505-32595	HILCORP ENERGY COMPANY	Gas	132353
42-505-32596	HILCORP ENERGY COMPANY	Gas	132627
42-505-32597	HILCORP ENERGY COMPANY	Gas	147100
42-505-32598	SMITH PRODUCTION INC.	Gas	133350
42-505-32599	HILCORP ENERGY COMPANY	Gas	289084
42-505-32600	HILCORP ENERGY COMPANY	Gas	133353
42-505-32601	DYNAMIC PRODUCTION, INC.	Gas	132656
42-505-32602	HILCORP ENERGY COMPANY	Gas	132815
42-505-32603	North Central Oil Corp.	Gas	135058
42-505-32604	KILLAM OIL COMPANY	Gas	133744
42-505-32605	HILCORP ENERGY COMPANY	Gas	134074
42-505-32606	ENRON OIL & GAS COMPANY	Gas	133014
42-505-32607	TEG PRODUCTIONS	Gas	133587
42-505-32608	HILCORP ENERGY COMPANY	Gas	133004
42-505-32609	HILCORP ENERGY COMPANY	Gas	133158
42-505-32610	Coastal Oil & Gas Corporation	Gas	133644
42-505-32611	BLACKBEARD OPERATING, LLC	Gas	133492
42-505-32612	XTO ENERGY INC.	Gas	134269
42-505-32613	HILCORP ENERGY COMPANY	Gas	133153
42-505-32614	ENRON OIL & GAS COMPANY
42-505-32615	BRIDGE OIL COMPANY, L. P.	Gas	133354
42-505-32616	KILLAM OIL CO., LTD.	Gas	133168
42-505-32617	BAY ROCK OPERATING COMPANY	Gas	133189
42-505-32618	Sanchez-O'Brien Oil & Gas Corp.	Gas	133834
42-505-32619	HILCORP ENERGY COMPANY	Gas	137021
42-505-32620	TRANSAMERICAN NATURAL GAS CORP.
42-505-32621	TRANSAMERICAN NATURAL GAS CORP.
42-505-32622	ENERGY DEVELOPMENT CORP.	Gas	136752
42-505-32623	HILCORP ENERGY COMPANY	Gas	133961
42-505-32624	HILCORP ENERGY COMPANY	Gas	133960
42-505-32625	ENRON OIL & GAS COMPANY	Gas	139111
42-505-32626	HILCORP ENERGY COMPANY	Gas	134181
42-505-32627	CHEVRON U. S. A. INC.	Gas	134182
42-505-32628	MICHAEL PETROLEUM CORPORATION	Gas	133825
42-505-32629	Amerada Hess Corporation	Gas	134082
42-505-32630	Transtexas Gas Corporation	Gas	138256
42-505-32631	HILCORP ENERGY COMPANY	Gas	135298
42-505-32632	HILCORP ENERGY COMPANY	Gas	134564
42-505-32633	HILCORP ENERGY COMPANY	Gas	133962
42-505-32634	S M K ENERGY CORPORATION	Oil	11783
42-505-32635	TRANSAMERICAN NATURAL GAS CORP.	Gas	137238
42-505-32636	HILCORP ENERGY COMPANY	Gas	135954
42-505-32637	PENNZOIL EXPLORATION & PROD. CO.
42-505-32638	ARETE OPERATING COMPANY, LLC	Gas	134065
42-505-32639	HILCORP ENERGY COMPANY	Gas	135085
42-505-32640	CONOCOPHILLIPS COMPANY	Gas	139235
42-505-32641	BLACKBEARD OPERATING, LLC	Gas	135056
42-505-32642	HILCORP ENERGY COMPANY	Gas	135988
42-505-32643	HILCORP ENERGY COMPANY	Gas	134525
42-505-32644	PENNZOIL EXPLORATION & PROD. CO.	Gas	135459
42-505-32645	TRANSAMERICAN NATURAL GAS CORP.
42-505-32646	HILCORP ENERGY COMPANY	Gas	135892
42-505-32647	TRANSAMERICAN NATURAL GAS CORP.
42-505-32648	HILCORP ENERGY COMPANY	Gas	135989
42-505-32649	HILCORP ENERGY COMPANY	Gas	135952
42-505-32650	HILCORP ENERGY COMPANY	Gas	135917
42-505-32651	HILCORP ENERGY COMPANY	Gas	135790
42-505-32652	MERIT ENERGY COMPANY	Gas	134519
42-505-32653	ENRON OIL & GAS COMPANY	Gas	135963
42-505-32654	KILLAM OIL COMPANY
42-505-32655	BELLWETHER EXPLORATION COMPANY	Gas	135635
42-505-32656	EOG Resources, Inc.	Gas	136271
42-505-32657	PENNZOIL EXPLORATION & PROD. CO.	Gas	135510
42-505-32658	Marathon Oil Company
42-505-32659	SMITH PRODUCTION INC.	Gas	135145
42-505-32660	BLACKBEARD OPERATING, LLC	Gas	135304
42-505-32661	BAY ROCK OPERATING COMPANY	Gas	134855
42-505-32662	HILCORP ENERGY COMPANY	Gas	135990
42-505-32663	ENRON OIL & GAS COMPANY	Gas	134901
42-505-32664	CHESAPEAKE OPERATING, INC.	Gas	137402
42-505-32665	HILCORP ENERGY COMPANY	Gas	138778
42-505-32666	HILCORP ENERGY COMPANY	Gas	135975
42-505-32667	HILCORP ENERGY COMPANY	Gas	135976
42-505-32668	CHEVRON U. S. A. INC.	Gas	136584
42-505-32669	HILCORP ENERGY COMPANY	Gas	135328
42-505-32670	HILCORP ENERGY COMPANY	Gas	136196
42-505-32671	DOMINION EXPL. & PROD., INC.	Gas	137014
42-505-32672	HILCORP ENERGY COMPANY	Gas	136006
42-505-32673	HILCORP ENERGY COMPANY	Gas	140871
42-505-32674	Holden Energy Corporation
42-505-32675	HILCORP ENERGY COMPANY	Gas	135821
42-505-32676	HILCORP ENERGY COMPANY	Gas	133964
42-505-32677	HILCORP ENERGY COMPANY	Gas	136213
42-505-32678	ENRON OIL & GAS COMPANY
42-505-32679	BLACKBEARD OPERATING, LLC	Gas	136182
42-505-32680	ZAPATA MINERALS, INC.
42-505-32681	ZAPATA MINERALS, INC.
42-505-32682	ZAPATA MINERALS, INC.
42-505-32683	ZAPATA MINERALS, INC.
42-505-32684	ZAPATA MINERALS, INC.
42-505-32685	HILCORP ENERGY COMPANY	Gas	136377
42-505-32686	MERIT ENERGY COMPANY	Gas	137881
42-505-32687	TRANSAMERICAN NATURAL GAS CORP.
42-505-32688	MERIT ENERGY COMPANY	Gas	137408
42-505-32689	BLACKBEARD OPERATING, LLC	Gas	135497
42-505-32690	HILCORP ENERGY COMPANY	Gas	137237
42-505-32691	BXP OPERATING, LLC	Gas	136561
42-505-32692	COX & PERKINS EXPLORATION, INC.	Gas	137928
42-505-32693	ENERGY DEVELOPMENT CORP.	Gas	136753
42-505-32694	BAY ROCK OPERATING COMPANY
42-505-32695
42-505-32696	HILCORP ENERGY COMPANY	Gas	137019
42-505-32697	MERIT ENERGY COMPANY	Gas	137351
42-505-32698	Amerada Hess Corporation
42-505-32699	HILCORP ENERGY COMPANY	Gas	139236
42-505-32700	ENRON OIL & GAS COMPANY
42-505-32701	Houston Exploration Company, The	Gas	137234
42-505-32702	TRANSAMERICAN NATURAL GAS CORP.
42-505-32703	ENRON OIL & GAS COMPANY
42-505-32704	ENRON OIL & GAS COMPANY	Gas	138640
42-505-32705	ENRON OIL & GAS COMPANY
42-505-32706	HURD ENTERPRISES, LTD.
42-505-32707	HILCORP ENERGY COMPANY	Gas	137015
42-505-32708	DYNAMIC PRODUCTION, INC.	Gas	137319
42-505-32709	Transtexas Gas Corporation	Gas	136485
42-505-32710	HILCORP ENERGY COMPANY	Gas	137350
42-505-32711	HILCORP ENERGY COMPANY	Gas	137333
42-505-32712	TESORO EXPL. & PROD. COMPANY
42-505-32713	ENRON OIL & GAS COMPANY	Gas	139900
42-505-32714	HILCORP ENERGY COMPANY	Gas	137336
42-505-32715	TRANSAMERICAN NATURAL GAS CORP.
42-505-32716	TRANSAMERICAN NATURAL GAS CORP.	Gas	136869
42-505-32717	TRANSAMERICAN NATURAL GAS CORP.
42-505-32718	Eagle Oil & Gas Co.	Gas	139581
42-505-32719	BLACKBEARD OPERATING, LLC	Gas	136476
42-505-32720	KILLAM OIL COMPANY
42-505-32721	PENNZOIL EXPLORATION & PROD. CO.	Gas	136269
42-505-32722	TORCH OPERATING COMPANY	Gas	138588
42-505-32723	HILCORP ENERGY COMPANY	Gas	137235
42-505-32724	ENRON OIL & GAS COMPANY
42-505-32725	HILCORP ENERGY COMPANY	Gas	137286
42-505-32726	HILCORP ENERGY COMPANY	Gas	137348
42-505-32727	HILCORP ENERGY COMPANY	Gas	137353
42-505-32728	BXP OPERATING, LLC	Gas	138095
42-505-32729	HILCORP ENERGY COMPANY	Gas	137337
42-505-32730	BLACKBEARD OPERATING, LLC	Gas	137147
42-505-32731	HILCORP ENERGY COMPANY	Gas	137883
42-505-32732	EOG Resources, Inc.	Gas	137253
42-505-32733	BLACKBEARD OPERATING, LLC	Gas	136860
42-505-32734	HILCORP ENERGY COMPANY	Gas	148151
42-505-32735	HILCORP ENERGY COMPANY	Gas	137341
42-505-32736	ENRON OIL & GAS COMPANY
42-505-32737	HILCORP ENERGY COMPANY	Gas	137469
42-505-32738
42-505-32739	KILLAM OIL CO., LTD.	Gas	137324
42-505-32740	HILCORP ENERGY COMPANY	Gas	137360
42-505-32741	ENRON OIL & GAS COMPANY
42-505-32742	ENRON OIL & GAS COMPANY	Gas	137756
42-505-32743	ENRON OIL & GAS COMPANY
42-505-32744
42-505-32745	HILCORP ENERGY COMPANY	Gas	137988
42-505-32746	MERIT ENERGY COMPANY	Gas	138969
42-505-32747	EOG Resources, Inc.	Gas	138955
42-505-32748	HILCORP ENERGY COMPANY	Gas	138005
42-505-32749	HILCORP ENERGY COMPANY	Gas	137468
42-505-32750	Wagner Oil Company	Gas	143978
42-505-32751	HILCORP ENERGY COMPANY	Gas	138477
42-505-32752	FINA OIL & CHEMICAL COMPANY
42-505-32753
42-505-32754	BLACKBEARD OPERATING, LLC	Gas	137793
42-505-32755	HILCORP ENERGY COMPANY	Gas	137987
42-505-32756	EOG Resources, Inc.	Gas	138106
42-505-32757	ENRON OIL & GAS COMPANY
42-505-32758	HILCORP ENERGY COMPANY	Gas	138581
42-505-32759	HILCORP ENERGY COMPANY	Gas	138501
42-505-32760	PENNZOIL EXPLORATION & PROD. CO.
42-505-32761	MERIT ENERGY COMPANY	Gas	138577
42-505-32762	HILCORP ENERGY COMPANY	Gas	138592
42-505-32763	MERIT ENERGY COMPANY	Gas	139723
42-505-32764	HILCORP ENERGY COMPANY	Gas	140205
42-505-32765	Amerada Hess Corporation	Oil	11952
42-505-32766	HILCORP ENERGY COMPANY	Gas	138503
42-505-32767	HILCORP ENERGY COMPANY	Gas	138006
42-505-32768	FINA OIL & CHEMICAL COMPANY
42-505-32769	HILCORP ENERGY COMPANY	Gas	139158
42-505-32770	HILCORP ENERGY COMPANY	Gas	139155
42-505-32771	BLACKBEARD OPERATING, LLC	Gas	138235
42-505-32772	ARETE OPERATING COMPANY, LLC	Gas	139464
42-505-32773	ENRON OIL & GAS COMPANY	Gas	138956
42-505-32774	HILCORP ENERGY COMPANY	Gas	138972
42-505-32775	HILCORP ENERGY COMPANY	Gas	138617
42-505-32776	LAGUNA OPERATING LLC	Gas	138784
42-505-32777	ENRON OIL & GAS COMPANY	Gas	138818
42-505-32778	ENRON OIL & GAS COMPANY	Gas	138630
42-505-32779	ARETE OPERATING COMPANY, LLC	Gas	139223
42-505-32780	ENRON OIL & GAS COMPANY	Gas	142562
42-505-32781	Conoco Inc.	Gas	141564
42-505-32782	HILCORP ENERGY COMPANY	Gas	149012
42-505-32783	HILCORP ENERGY COMPANY	Gas	139164
42-505-32784	ENRON OIL & GAS COMPANY	Gas	139528
42-505-32785	ENRON OIL & GAS COMPANY
42-505-32786	HUGHES, DAN A. COMPANY	Gas	140802
42-505-32787	BXP OPERATING, LLC	Gas	139251
42-505-32788	TRANSAMERICAN NATURAL GAS CORP.
42-505-32789	HILCORP ENERGY COMPANY	Gas	139562
42-505-32790	ENRON OIL & GAS COMPANY
42-505-32791	HILCORP ENERGY COMPANY	Gas	139196
42-505-32792	EOG Resources, Inc.	Gas	138782
42-505-32793	Conoco Inc.	Gas	144458
42-505-32794	HILCORP ENERGY COMPANY	Gas	139651
42-505-32795	HILCORP ENERGY COMPANY	Gas	139541
42-505-32796	HILCORP ENERGY COMPANY	Gas	139399
42-505-32797	HILCORP ENERGY COMPANY	Gas	139654
42-505-32798	Conoco Inc.	Gas	139477
42-505-32799	WATERS ENG. & OPERATING, INC.
42-505-32800	BLACKBEARD OPERATING, LLC	Gas	142599
42-505-32801	HILCORP ENERGY COMPANY	Gas	139695
42-505-32802	HILCORP ENERGY COMPANY	Gas	139109
42-505-32803	EAGLE ENERGY RESOURCES, LLC	Gas	141922
42-505-32804
42-505-32805	HILCORP ENERGY COMPANY	Gas	139318
42-505-32806	HILCORP ENERGY COMPANY	Gas	139430
42-505-32807	BXP OPERATING, LLC	Gas	139715
42-505-32808	HILCORP ENERGY COMPANY	Gas	139655
42-505-32809	ENRON OIL & GAS COMPANY
42-505-32810	Transtexas Gas Corporation	Gas	151322
42-505-32811	ENRON OIL & GAS COMPANY
42-505-32812	Houston Exploration Company, The	Gas	139718
42-505-32813	MUELLER ENGINEERING CORP.
42-505-32814	HILCORP ENERGY COMPANY	Gas	140144
42-505-32815	Conoco Inc.	Gas	139652
42-505-32816	HILCORP ENERGY COMPANY	Gas	139653
42-505-32817	ENRON OIL & GAS COMPANY	Gas	139639
42-505-32818	ENRON OIL & GAS COMPANY	Gas	169409
42-505-32819	HILCORP ENERGY COMPANY	Gas	139839
42-505-32820	BRIDGE OIL PRODUCTION CO., INC.	Gas	140073
42-505-32821	MERIT ENERGY COMPANY	Gas	140572
42-505-32822	TRANSAMERICAN NATURAL GAS CORP.	Gas	149940
42-505-32823	HILCORP ENERGY COMPANY	Gas	140581
42-505-32824	Coastal Oil & Gas Corporation	Gas	139725
42-505-32825	BLACKBEARD OPERATING, LLC	Gas	140135
42-505-32826	HILCORP ENERGY COMPANY	Gas	140151
42-505-32827	EOG Resources, Inc.	Gas	170568
42-505-32828	ENRON OIL & GAS COMPANY	Gas	142603
42-505-32829	ENRON OIL & GAS COMPANY
42-505-32830	HILCORP ENERGY COMPANY	Gas	140578
42-505-32831	ENRON OIL & GAS COMPANY
42-505-32832	HILCORP ENERGY COMPANY	Gas	140152
42-505-32833	Transtexas Gas Corporation	Gas	149943
42-505-32834	HILCORP ENERGY COMPANY	Gas	140585
42-505-32835	HILCORP ENERGY COMPANY	Gas	140561
42-505-32836	MUELLER ENGINEERING CORP.
42-505-32837	ENRON OIL & GAS COMPANY	Gas	141286
42-505-32838	SHIDLER, MARK L., INC.	Gas	157128
42-505-32839	HILCORP ENERGY COMPANY	Gas	140794
42-505-32840	HILCORP ENERGY COMPANY	Gas	141052
42-505-32841	ENRON OIL & GAS COMPANY	Gas	140591
42-505-32842	ENRON OIL & GAS COMPANY	Gas	141120
42-505-32843	ENRON OIL & GAS COMPANY
42-505-32844	DYNAMIC PRODUCTION, INC.
42-505-32845	Conoco Inc.	Gas	183405
42-505-32846	HILCORP ENERGY COMPANY	Gas	141730
42-505-32847	HILCORP ENERGY COMPANY	Gas	140797
42-505-32848	BLACKBEARD OPERATING, LLC	Gas	140947
42-505-32849	HILCORP ENERGY COMPANY	Gas	141051
42-505-32850	NATURAL RESERVES GROUP, INC.	Gas	141011
42-505-32851	BLACKBEARD OPERATING, LLC	Gas	141115
42-505-32852	SILVER FOX OIL & GAS LLC	Gas	142784
42-505-32853	ANDERSON OIL CORPORATION	Gas	141531
42-505-32854	HILCORP ENERGY COMPANY	Gas	141054
42-505-32855	CONOCOPHILLIPS COMPANY	Gas	141316
42-505-32856	DYNAMIC PRODUCTION, INC.
42-505-32857	HILCORP ENERGY COMPANY	Gas	141567
42-505-32858	ZAPATA MINERALS, INC.
42-505-32859	HILCORP ENERGY COMPANY	Gas	141455
42-505-32860	ARETE OPERATING COMPANY, LLC	Gas	141749
42-505-32861	HILCORP ENERGY COMPANY	Gas	142924
42-505-32862	HILCORP ENERGY COMPANY	Gas	141880
42-505-32863	Transtexas Gas Corporation	Gas	149973
42-505-32864	ENRON OIL & GAS COMPANY
42-505-32865	HILCORP ENERGY COMPANY	Gas	141343
42-505-32866	TRANSAMERICAN NATURAL GAS CORP.	Gas	141456
42-505-32867	TORCH OPERATING COMPANY	Gas	141863
42-505-32868	HILCORP ENERGY COMPANY	Gas	141829
42-505-32869	HILCORP ENERGY COMPANY	Gas	141463
42-505-32870	HILCORP ENERGY COMPANY	Gas	142484
42-505-32871	HILCORP ENERGY COMPANY	Gas	141563
42-505-32872	HUGHES, DAN A. COMPANY, L.P.	Gas	282215
42-505-32873	HILCORP ENERGY COMPANY	Gas	142511
42-505-32874	HILCORP ENERGY COMPANY	Gas	142476
42-505-32875	BLACKBEARD OPERATING, LLC	Gas	142515
42-505-32876	HILCORP ENERGY COMPANY	Gas	141878
42-505-32877	BELLWETHER EXPLORATION COMPANY	Gas	181876
42-505-32878	BLACKBEARD OPERATING, LLC	Gas	142649
42-505-32879	HILCORP ENERGY COMPANY	Gas	142459
42-505-32880	HILCORP ENERGY COMPANY	Gas	142453
42-505-32881	HILCORP ENERGY COMPANY	Gas	142739
42-505-32882	CHEVRON U. S. A. INC.	Gas	141717
42-505-32883	HILCORP ENERGY COMPANY	Gas	144620
42-505-32884	CHEVRON U. S. A. INC.	Gas	142580
42-505-32885	EOG Resources, Inc.	Gas	194192
42-505-32886	HILCORP ENERGY COMPANY	Gas	142536
42-505-32887	TRANSAMERICAN NATURAL GAS CORP.	Gas	143028
42-505-32888	HILCORP ENERGY COMPANY	Gas	142622
42-505-32889	BLACKBEARD OPERATING, LLC	Gas	142677
42-505-32890	BLACKBEARD OPERATING, LLC	Gas	146721
42-505-32891	EOG Resources, Inc.	Gas	142684
42-505-32892	HILCORP ENERGY COMPANY	Gas	142897
42-505-32893	BLACKBEARD OPERATING, LLC	Gas	144480
42-505-32894	ENRON OIL & GAS COMPANY	Gas	154418
42-505-32895	HILCORP ENERGY COMPANY	Gas	142777
42-505-32896	HILCORP ENERGY COMPANY	Gas	142538
42-505-32897	HILCORP ENERGY COMPANY	Gas	142623
42-505-32898	HILCORP ENERGY COMPANY	Gas	143009
42-505-32899	EOG Resources, Inc.	Gas	144509
42-505-32900	ENRON OIL & GAS COMPANY
42-505-32901
42-505-32902	Houston Exploration Company, The	Gas	143183
42-505-32903
42-505-32904	EOG Resources, Inc.	Gas	265439
42-505-32905	Conoco Inc.	Gas	143061
42-505-32906	Transtexas Gas Corporation	Gas	142887
42-505-32907	HILCORP ENERGY COMPANY	Gas	144877
42-505-32908	HILCORP ENERGY COMPANY	Gas	143058
42-505-32909	MERIT ENERGY COMPANY	Gas	143002
42-505-32910	BEEHIVE OPERATING, LLC	Gas	144321
42-505-32911	HILCORP ENERGY COMPANY	Gas	142904
42-505-32912	DEVON ENERGY PRODUCTION CO, L.P.	Gas	143500
42-505-32913	ARETE OPERATING COMPANY, LLC	Gas	142469
42-505-32914	EOG Resources, Inc.	Gas	194835
42-505-32915	ENRON OIL & GAS COMPANY	Gas	151474
42-505-32916	Amerada Hess Corporation	Gas	145950
42-505-32917	MERIT ENERGY COMPANY	Gas	143690
42-505-32918	MERIT ENERGY COMPANY	Gas	148855
42-505-32919	TORCH OPERATING COMPANY	Gas	157408
42-505-32920	ENRON OIL & GAS COMPANY
42-505-32921	BLACKBEARD OPERATING, LLC	Gas	143939
42-505-32922	Wagner Oil Company	Gas	144941
42-505-32923
42-505-32924	HILCORP ENERGY COMPANY	Gas	142980
42-505-32925	HILCORP ENERGY COMPANY	Gas	143562
42-505-32926	ENRON OIL & GAS COMPANY	Gas	144998
42-505-32927	ARETE OPERATING COMPANY, LLC	Gas	163868
42-505-32928	HILCORP ENERGY COMPANY	Gas	143268
42-505-32929	HILCORP ENERGY COMPANY	Gas	143634
42-505-32930	Conoco Inc.	Gas	144299
42-505-32931	ENRON OIL & GAS COMPANY	Gas	169899
42-505-32932	ENRON OIL & GAS COMPANY
42-505-32933	ENRON OIL & GAS COMPANY	Gas	142986
42-505-32934	HILCORP ENERGY COMPANY	Gas	143692
42-505-32935	FRANKLIN, J.W. OIL OPERATOR
42-505-32936	ENERCORP RESOURCES, INC.	Gas	145122
42-505-32937	HILCORP ENERGY COMPANY	Gas	143722
42-505-32938	HILCORP ENERGY COMPANY	Gas	176969
42-505-32939	Conoco Inc.	Gas	145163
42-505-32940	HILCORP ENERGY COMPANY	Gas	143872
42-505-32941	BLACKBEARD OPERATING, LLC	Gas	143845
42-505-32942	BLACKBEARD OPERATING, LLC	Gas	261855
42-505-32943
42-505-32944	HUGHES, DAN A. COMPANY	Oil	12134
42-505-32945	ENRON OIL & GAS COMPANY
42-505-32946	PRESSLY OIL INTEREST, INC.	Gas	155480
42-505-32947	HILCORP ENERGY COMPANY	Gas	144034
42-505-32948	EOG Resources, Inc.	Gas	144339
42-505-32949	BLACKBEARD OPERATING, LLC	Gas	144340
42-505-32950	ARETE OPERATING COMPANY, LLC	Gas	144382
42-505-32951	HILCORP ENERGY COMPANY	Gas	144238
42-505-32952	BLACKBEARD OPERATING, LLC	Gas	144325
42-505-32953	BLACKBEARD OPERATING, LLC	Gas	261465
42-505-32954	BLACKBEARD OPERATING, LLC	Gas	144453
42-505-32955	ENRON OIL & GAS COMPANY
42-505-32956	EOG Resources, Inc.	Gas	143874
42-505-32957	ENRON OIL & GAS COMPANY	Gas	144587
42-505-32958	BXP OPERATING, LLC	Gas	145811
42-505-32959	ENRON OIL & GAS COMPANY
42-505-32960	Amerada Hess Corporation
42-505-32961	RIO GRANDE DRILLING COMPANY
42-505-32962	RIO GRANDE DRILLING COMPANY
42-505-32963	HILCORP ENERGY COMPANY	Gas	144565
42-505-32964	HILCORP ENERGY COMPANY	Gas	144516
42-505-32965	HILCORP ENERGY COMPANY	Gas	143846
42-505-32966	BLACKBEARD OPERATING, LLC	Gas	144592
42-505-32967	MARWELL PETROLEUM LTD PARTNRSHIP	Gas	144261
42-505-32968	HILCORP ENERGY COMPANY	Gas	238118
42-505-32969	HILCORP ENERGY COMPANY	Gas	144020
42-505-32970	MERIT ENERGY COMPANY	Gas	164815
42-505-32971	HILCORP ENERGY COMPANY	Gas	144301
42-505-32972	HILCORP ENERGY COMPANY	Gas	144564
42-505-32973	BLACKBEARD OPERATING, LLC	Gas	144473
42-505-32974	HILCORP ENERGY COMPANY	Gas	144343
42-505-32975	ARETE OPERATING COMPANY, LLC	Gas	144341
42-505-32976	ENRON OIL & GAS COMPANY
42-505-32977	EAGLE ENERGY RESOURCES, LLC	Gas	194501
42-505-32978	MARWELL PETROLEUM LTD PARTNRSHIP	Gas	190529
42-505-32980	ENRON OIL & GAS COMPANY
42-505-32981	HILCORP ENERGY COMPANY	Gas	144501
42-505-32982	EOG Resources, Inc.	Gas	179870
42-505-32983	HILCORP ENERGY COMPANY	Gas	144018
42-505-32984	MERIT ENERGY COMPANY	Gas	144553
42-505-32985	ENRON OIL & GAS COMPANY
42-505-32986	HILCORP ENERGY COMPANY	Gas	144531
42-505-32987	CONOCOPHILLIPS COMPANY	Gas	147765
42-505-32988	HILCORP ENERGY COMPANY	Gas	144220
42-505-32989	CONOCOPHILLIPS COMPANY	Gas	145750
42-505-32990	ENRON OIL & GAS COMPANY	Gas	154697
42-505-32991	HILCORP ENERGY COMPANY	Gas	144633
42-505-32992	ENRON OIL & GAS COMPANY	Gas	144472
42-505-32993	MILAGRO EXPLORATION, LLC	Gas	157715
42-505-32994	HUGHES, DAN A. COMPANY, L.P.	Gas	265849
42-505-32995	MERIT ENERGY COMPANY	Gas	173100
42-505-32996	CHEVRON U. S. A. INC.	Gas	144504
42-505-32997	Houston Exploration Company, The	Gas	167432
42-505-32998	ENRON OIL & GAS COMPANY
42-505-32999	ENRON OIL & GAS COMPANY
42-505-33000	ENRON OIL & GAS COMPANY	Gas	146273
42-505-33001	MERIT ENERGY COMPANY	Gas	181988
42-505-33002	PIONEER RESOURCES PRODUCING, L.P	Gas	165488
42-505-33003	MERIT ENERGY COMPANY	Gas	145698
42-505-33004	HILCORP ENERGY COMPANY	Gas	144716
42-505-33005	ENRON OIL & GAS COMPANY	Gas	166080
42-505-33006	ENRON OIL & GAS COMPANY	Gas	169540
42-505-33007	COLUMBUS ENERGY, LLC	Gas	145854
42-505-33008	ENRON OIL & GAS COMPANY
42-505-33009	Transtexas Gas Corporation	Gas	146796
42-505-33010	CHEVRON U. S. A. INC.	Gas	144756
42-505-33011
42-505-33012	EOG Resources, Inc.	Gas	155277
42-505-33013	Transtexas Gas Corporation	Gas	157180
42-505-33014	HILCORP ENERGY COMPANY	Gas	146044
42-505-33015	MERIT ENERGY COMPANY	Gas	162678
42-505-33016	EOG Resources, Inc.	Gas	159245
42-505-33017	BLACKBEARD OPERATING, LLC	Gas	145745
42-505-33018	Coastal Oil & Gas Corporation
42-505-33019	ENRON OIL & GAS COMPANY
42-505-33020	HILCORP ENERGY COMPANY	Gas	145677
42-505-33021	ENRON OIL & GAS COMPANY
42-505-33023	EAGLE ENERGY RESOURCES, LLC	Gas	201488
42-505-33024	HILCORP ENERGY COMPANY	Gas	146227
42-505-33025	EAGLE ENERGY RESOURCES, LLC	Gas	146166
42-505-33026	CHEVRON U. S. A. INC.
42-505-33027	ENRON OIL & GAS COMPANY	Gas	152911
42-505-33028	HILCORP ENERGY COMPANY	Gas	145747
42-505-33029	BLACKBEARD OPERATING, LLC	Gas	146383
42-505-33030	HILCORP ENERGY COMPANY	Gas	146753
42-505-33031
42-505-33032	BEEHIVE OPERATING, LLC	Gas	146219
42-505-33033	BLACKBEARD OPERATING, LLC	Gas	145651
42-505-33034	COLUMBUS ENERGY, LLC	Gas	146422
42-505-33035	HILCORP ENERGY COMPANY	Gas	145832
42-505-33036	HILCORP ENERGY COMPANY	Gas	145953
42-505-33037	Conoco Inc.	Gas	146141
42-505-33038	HILCORP ENERGY COMPANY	Gas	153187
42-505-33039	DEVON ENERGY PRODUCTION CO, L.P.	Gas	146977
42-505-33040	BLACKBEARD OPERATING, LLC	Gas	146270
42-505-33041	HILCORP ENERGY COMPANY	Gas	146226
42-505-33042	HILCORP ENERGY COMPANY	Gas	146038
42-505-33043	HILCORP ENERGY COMPANY	Gas	146120
42-505-33044	MERIT ENERGY COMPANY	Gas	146966
42-505-33045	BLACKBEARD OPERATING, LLC	Gas	146401
42-505-33046	HILCORP ENERGY COMPANY	Gas	148682
42-505-33047	ENERGY 2000, INC.	Gas	147847
42-505-33048	PENNZOIL EXPLORATION & PROD. CO.	Gas	163315
42-505-33049	North Central Oil Corp.	Gas	176853
42-505-33050	HILCORP ENERGY COMPANY	Gas	147291
42-505-33051	Transtexas Gas Corporation	Gas	147469
42-505-33052	HILCORP ENERGY COMPANY	Gas	146503
42-505-33053	ENRON OIL & GAS COMPANY
42-505-33054	ENRON OIL & GAS COMPANY	Gas	169023
42-505-33055	BLACKBEARD OPERATING, LLC	Gas	146668
42-505-33056	HILCORP ENERGY COMPANY	Gas	147306
42-505-33057	Transtexas Gas Corporation	Gas	151408
42-505-33058	ENERGY DEVELOPMENT CORP.	Gas	147407
42-505-33059	ARETE OPERATING COMPANY, LLC	Gas	146395
42-505-33060
42-505-33061	BEEHIVE OPERATING, LLC	Gas	168331
42-505-33062	HILCORP ENERGY COMPANY	Gas	146981
42-505-33063	HILCORP ENERGY COMPANY	Gas	146878
42-505-33064	HILCORP ENERGY COMPANY	Gas	147322
42-505-33065	HILCORP ENERGY COMPANY	Gas	147335
42-505-33066	Transtexas Gas Corporation	Gas	147605
42-505-33067	ARETE OPERATING COMPANY, LLC	Gas	146526
42-505-33068	HILCORP ENERGY COMPANY	Gas	146889
42-505-33069	FALCON PRODUCTION CO.	Gas	147284
42-505-33070	TRI-C RESOURCES, INC.	Gas	147764
42-505-33071	MERIT ENERGY COMPANY	Gas	157423
42-505-33072	ROCKDALE ENERGY, LLC	Gas	149444
42-505-33073	BLACKBEARD OPERATING, LLC	Gas	146722
42-505-33074	HILCORP ENERGY COMPANY	Gas	146882
42-505-33075	HUGHES, DAN A. COMPANY, L.P.	Gas	147422
42-505-33076	HILCORP ENERGY COMPANY	Gas	146870
42-505-33077	BLACKBEARD OPERATING, LLC	Gas	146895
42-505-33078	ENRON OIL & GAS COMPANY
42-505-33079	COLUMBUS ENERGY, LLC	Gas	147343
42-505-33080	BEEHIVE OPERATING, LLC	Gas	166635
42-505-33081	BEEHIVE OPERATING, LLC	Gas	149151
42-505-33082	CHEVRON U. S. A. INC.	Gas	147099
42-505-33083	HILCORP ENERGY COMPANY	Gas	147223
42-505-33084	MERIT ENERGY COMPANY	Gas	147756
42-505-33085	HILCORP ENERGY COMPANY	Gas	147307
42-505-33086	HILCORP ENERGY COMPANY	Gas	147544
42-505-33087	MERIT ENERGY COMPANY	Gas	147497
42-505-33088	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-33089	HILCORP ENERGY COMPANY	Gas	147464
42-505-33090	HILCORP ENERGY COMPANY	Gas	147344
42-505-33091	HILCORP ENERGY COMPANY	Gas	149929
42-505-33092	KILLAM OIL CO., LTD.	Gas	148898
42-505-33093	CONOCOPHILLIPS COMPANY	Gas	147444
42-505-33094	North Central Oil Corp.	Gas	176277
42-505-33095	HILCORP ENERGY COMPANY	Gas	147576
42-505-33096	HILCORP ENERGY COMPANY	Gas	147897
42-505-33097	HILCORP ENERGY COMPANY	Gas	147800
42-505-33098
42-505-33099	RIO GRANDE DRILLING COMPANY
42-505-33100	SONAT EXPLORATION COMPANY -TYLER	Gas	148309
42-505-33101	MERIT ENERGY COMPANY	Gas	147732
42-505-33102	PENNZENERGY EXP. & PROD., L.L.C.	Gas	174082
42-505-33103	Columbus Energy Corp.	Gas	147978
42-505-33104	HILCORP ENERGY COMPANY	Gas	147596
42-505-33105	HILCORP ENERGY COMPANY	Gas	148956
42-505-33106	EOG Resources, Inc.	Gas	147401
42-505-33107	FRAN INVESTMENTS, INC.	Gas	149407
42-505-33108	EOG Resources, Inc.	Gas	159354
42-505-33109	Conoco Inc.	Gas	147842
42-505-33110	Conoco Inc.	Gas	166325
42-505-33111	Transtexas Gas Corporation	Gas	147614
42-505-33112	CHEVRON U. S. A. INC.
42-505-33113	EOG Resources, Inc.	Gas	152467
42-505-33114	HILCORP ENERGY COMPANY	Gas	147697
42-505-33115	HILCORP ENERGY COMPANY	Gas	148279
42-505-33116	Amerada Hess Corporation
42-505-33117	BEEHIVE OPERATING, LLC	Gas	148508
42-505-33118	ENRON OIL & GAS COMPANY	Gas	167969
42-505-33119	HILCORP ENERGY COMPANY	Gas	149174
42-505-33120	EOG Resources, Inc.	Gas	147856
42-505-33121	ARETE OPERATING COMPANY, LLC	Gas	147687
42-505-33122	HILCORP ENERGY COMPANY	Gas	149952
42-505-33123	MERIT ENERGY COMPANY	Gas	178981
42-505-33124	HILCORP ENERGY COMPANY	Gas	147805
42-505-33125	HILCORP ENERGY COMPANY	Gas	150254
42-505-33126	ENRON OIL & GAS COMPANY	Gas	151440
42-505-33127	BEEHIVE OPERATING, LLC	Gas	151022
42-505-33128	ENRON OIL & GAS COMPANY	Gas	159576
42-505-33129	HILCORP ENERGY COMPANY	Gas	149615
42-505-33130	HILCORP ENERGY COMPANY	Gas	148977
42-505-33131	HILCORP ENERGY COMPANY	Gas	148453
42-505-33132	ENRON OIL & GAS COMPANY	Gas	160520
42-505-33133	ENRON OIL & GAS COMPANY	Gas	156927
42-505-33134	BLACKBEARD OPERATING, LLC	Gas	158107
42-505-33135	HILCORP ENERGY COMPANY	Gas	148280
42-505-33136	HILCORP ENERGY COMPANY	Gas	148712
42-505-33137	ENRON OIL & GAS COMPANY
42-505-33138	TRI-C RESOURCES, INC.
42-505-33139	Conoco Inc.	Gas	148566
42-505-33140	HILCORP ENERGY COMPANY	Gas	148338
42-505-33141	BEEHIVE OPERATING, LLC	Gas	151021
42-505-33142	HILCORP ENERGY COMPANY	Gas	148502
42-505-33143	COLUMBUS ENERGY, LLC	Gas	149234
42-505-33144	HILCORP ENERGY COMPANY	Gas	148974
42-505-33145	EOG Resources, Inc.	Gas	150078
42-505-33146	BLACKBEARD OPERATING, LLC	Gas	177295
42-505-33147	PREVAIL ENERGY, INCORPORATED	Gas	152608
42-505-33148	Transtexas Gas Corporation	Gas	148584
42-505-33149	BEEHIVE OPERATING, LLC	Gas	157392
42-505-33150	HILCORP ENERGY COMPANY	Gas	152835
42-505-33151	HILCORP ENERGY COMPANY	Gas	149173
42-505-33152	PLAINS EXPLORATION & PROD. CO.	Gas	149972
42-505-33153	North Central Oil Corp.	Gas	149179
42-505-33154	HILCORP ENERGY COMPANY	Gas	151089
42-505-33155	HILCORP ENERGY COMPANY	Gas	151091
42-505-33156	HILCORP ENERGY COMPANY	Gas	150570
42-505-33157	PENNZOIL EXPLORATION & PROD. CO.	Gas	168844
42-505-33158	CONOCOPHILLIPS COMPANY	Gas	150574
42-505-33159	HILCORP ENERGY COMPANY	Gas	148708
42-505-33160	HILCORP ENERGY COMPANY	Gas	149006
42-505-33161	BEEHIVE OPERATING, LLC	Gas	151740
42-505-33162	HILCORP ENERGY COMPANY	Gas	151300
42-505-33163	MILAGRO EXPLORATION, LLC	Gas	150169
42-505-33164	HANSON PRODUCTION COMPANY
42-505-33165
42-505-33166	HILCORP ENERGY COMPANY	Gas	149168
42-505-33167	Conoco Inc.	Gas	149564
42-505-33168	Transtexas Gas Corporation	Gas	149374
42-505-33169	ENRON OIL & GAS COMPANY	Gas	149469
42-505-33170	HILCORP ENERGY COMPANY	Gas	150177
42-505-33171	HILCORP ENERGY COMPANY	Gas	150195
42-505-33172	BLACKBEARD OPERATING, LLC	Gas	149544
42-505-33173	HILCORP ENERGY COMPANY	Gas	150795
42-505-33174	HILCORP ENERGY COMPANY	Gas	150174
42-505-33175	Transtexas Gas Corporation
42-505-33176	EOG Resources, Inc.	Gas	149567
42-505-33178	Transtexas Gas Corporation	Gas	156675
42-505-33179	HILCORP ENERGY COMPANY	Gas	150751
42-505-33180	FRAN INVESTMENTS, INC.	Gas	151289
42-505-33181	BLACKBEARD OPERATING, LLC	Gas	154425
42-505-33182	HILCORP ENERGY COMPANY	Gas	150312
42-505-33183	DEVON ENERGY PRODUCTION CO, L.P.	Gas	150515
42-505-33184	HILCORP ENERGY COMPANY	Gas	151206
42-505-33185	KCS Resources, Inc.
42-505-33186	HILCORP ENERGY COMPANY	Gas	150699
42-505-33187	Forest Oil Corporation
42-505-33188	Forest Oil Corporation
42-505-33189	CHEVRON U. S. A. INC.
42-505-33190	HILCORP ENERGY COMPANY	Gas	149923
42-505-33191	Transtexas Gas Corporation	Gas	157373
42-505-33192	HILCORP ENERGY COMPANY	Gas	150546
42-505-33193	BEEHIVE OPERATING, LLC	Gas	167135
42-505-33194	HILCORP ENERGY COMPANY	Gas	150326
42-505-33195	HILCORP ENERGY COMPANY	Gas	154929
42-505-33196	Houston Exploration Company, The	Gas	150255
42-505-33197	HILCORP ENERGY COMPANY	Gas	151335
42-505-33198	BEEHIVE OPERATING, LLC	Gas	167250
42-505-33199	HILCORP ENERGY COMPANY	Gas	150087
42-505-33200	HILCORP ENERGY COMPANY	Gas	153179
42-505-33201	HILCORP ENERGY COMPANY	Gas	154125
42-505-33202	HILCORP ENERGY COMPANY	Gas	150710
42-505-33203	DEVON ENERGY PRODUCTION CO, L.P.	Gas	154919
42-505-33204	HILCORP ENERGY COMPANY	Gas	150581
42-505-33205	HILCORP ENERGY COMPANY	Gas	151138
42-505-33206	Transtexas Gas Corporation	Gas	151199
42-505-33207	BLACKBEARD OPERATING, LLC	Gas	150705
42-505-33208	HILCORP ENERGY COMPANY	Gas	151881
42-505-33209	HILCORP ENERGY COMPANY	Gas	152317
42-505-33210	HILCORP ENERGY COMPANY	Gas	151365
42-505-33211	CHEVRON U. S. A. INC.	Gas	151764
42-505-33212	ENRON OIL & GAS COMPANY
42-505-33213	CONOCOPHILLIPS COMPANY	Gas	152431
42-505-33214	PARKER & PARSLEY DEVELOPMENT L.P	Gas	179241
42-505-33215	CHEVRON U. S. A. INC.
42-505-33216	HILCORP ENERGY COMPANY	Gas	153159
42-505-33217	HILCORP ENERGY COMPANY	Gas	153181
42-505-33218	Columbus Energy Corp.
42-505-33219	HILCORP ENERGY COMPANY	Gas	152399
42-505-33220	KCS Resources, Inc.
42-505-33221	HILCORP ENERGY COMPANY	Gas	153313
42-505-33222	Transtexas Gas Corporation
42-505-33223	CHEVRON U. S. A. INC.	Gas	152395
42-505-33224	HILCORP ENERGY COMPANY	Gas	289227
42-505-33225	DOLPHIN PETROLEUM, LP	Gas	152506
42-505-33226	MERIT ENERGY COMPANY	Gas	172943
42-505-33227	ENRON OIL & GAS COMPANY
42-505-33228	BEEHIVE OPERATING, LLC	Gas	155371
42-505-33229	EL PASO PRODUCTION OIL & GAS CO.	Oil	12413
42-505-33230	BLACKBEARD OPERATING, LLC	Gas	156907
42-505-33231	MOHICAN OPERATING, L.L.C.	Gas	151709
42-505-33232	Forest Oil Corporation
42-505-33233	HANSON PRODUCTION COMPANY
42-505-33234	PENNZOIL EXPLORATION & PROD. CO.
42-505-33235	HILCORP ENERGY COMPANY	Gas	152428
42-505-33236	HILCORP ENERGY COMPANY	Gas	151636
42-505-33237	L.O.G. ENERGY EXPLORATION, LTD.	Gas	154612
42-505-33238	MICHAEL PETROLEUM CORPORATION	Gas	181991
42-505-33239	ENRON OIL & GAS COMPANY
42-505-33240	Transtexas Gas Corporation	Gas	152430
42-505-33241	HILCORP ENERGY COMPANY	Gas	152599
42-505-33242	Houston Exploration Company, The	Gas	151751
42-505-33243	North Central Oil Corp.	Gas	173164
42-505-33244	MERIT ENERGY COMPANY	Gas	152449
42-505-33245	North Central Oil Corp.	Gas	175388
42-505-33246	HILCORP ENERGY COMPANY	Gas	151910
42-505-33247	HILCORP ENERGY COMPANY	Gas	154846
42-505-33248	Transtexas Gas Corporation	Gas	152426
42-505-33249	JNC RESOURCES COMPANY
42-505-33250	HILCORP ENERGY COMPANY	Gas	152809
42-505-33251	HILCORP ENERGY COMPANY	Gas	152447
42-505-33252	PIONEER RESOURCES PRODUCING, L.P	Gas	167155
42-505-33253	HILCORP ENERGY COMPANY	Gas	152251
42-505-33254	MERIT ENERGY COMPANY	Gas	152526
42-505-33255	DEVON ENERGY PRODUCTION CO, L.P.	Gas	152808
42-505-33256	HILCORP ENERGY COMPANY	Gas	152922
42-505-33257	HILCORP ENERGY COMPANY	Gas	152987
42-505-33258	Transtexas Gas Corporation
42-505-33259	HILCORP ENERGY COMPANY	Gas	152451
42-505-33260	FORZA OPERATING, LLC	Gas	153122
42-505-33261	PENNZOIL EXPLORATION & PROD. CO.	Gas	174540
42-505-33262	SHELL WESTERN E&P INC.	Gas	158365
42-505-33263	ENRON OIL & GAS COMPANY
42-505-33264	HILCORP ENERGY COMPANY	Gas	156577
42-505-33265	HILCORP ENERGY COMPANY	Gas	154278
42-505-33266	HILCORP ENERGY COMPANY	Gas	152610
42-505-33267	DALE OPERATING COMPANY	Gas	157378
42-505-33268	BEEHIVE OPERATING, LLC	Gas	154296
42-505-33269	HILCORP ENERGY COMPANY	Gas	152607
42-505-33270	HILCORP ENERGY COMPANY	Gas	153873
42-505-33271	Transtexas Gas Corporation	Gas	153619
42-505-33272	HILCORP ENERGY COMPANY	Gas	153501
42-505-33273	HILCORP ENERGY COMPANY	Gas	153536
42-505-33274	BEEHIVE OPERATING, LLC	Gas	159593
42-505-33275	ARETE OPERATING COMPANY, LLC	Gas	153183
42-505-33276	COLUMBUS ENERGY, LLC	Gas	157499
42-505-33277	CRIMSON EXPLORATION OPER., INC.	Gas	155185
42-505-33278	HILCORP ENERGY COMPANY	Gas	154070
42-505-33279	HILCORP ENERGY COMPANY	Gas	230042
42-505-33280	BLACKBEARD OPERATING, LLC	Gas	153625
42-505-33281	BLACKBEARD OPERATING, LLC	Gas	155182
42-505-33282	ENRON OIL & GAS COMPANY
42-505-33283	CHEVRON U. S. A. INC.	Gas	154272
42-505-33284	BLACKBEARD OPERATING, LLC	Gas	154233
42-505-33285	Transtexas Gas Corporation
42-505-33286	HILCORP ENERGY COMPANY	Gas	154549
42-505-33287	HILCORP ENERGY COMPANY	Gas	156408
42-505-33288	ENERGY 2000, INC.	Gas	159303
42-505-33289	Transtexas Gas Corporation	Gas	161324
42-505-33290
42-505-33291
42-505-33292	HAYES OIL & GAS CO.	Gas	154918
42-505-33293	HILCORP ENERGY COMPANY	Gas	160432
42-505-33294	HILCORP ENERGY COMPANY	Gas	156762
42-505-33295	BEEHIVE OPERATING, LLC	Gas	156453
42-505-33296	BLACKBEARD OPERATING, LLC	Gas	154447
42-505-33297	HILCORP ENERGY COMPANY	Gas	154449
42-505-33298	HILCORP ENERGY COMPANY	Gas	154811
42-505-33299	BLACKBEARD OPERATING, LLC	Gas	154548
42-505-33300	HILCORP ENERGY COMPANY	Gas	154546
42-505-33301	BLACKBEARD OPERATING, LLC	Gas	156168
42-505-33302	HANSON PRODUCTION COMPANY
42-505-33303	ENRON OIL & GAS COMPANY
42-505-33304	HILCORP ENERGY COMPANY	Gas	154457
42-505-33305	Houston Exploration Company, The	Gas	159338
42-505-33306
42-505-33307	KOVAR OPERATING, LLC	Oil	12728
42-505-33308	S M K ENERGY CORPORATION	Oil	09597
42-505-33309	COLUMBUS ENERGY, LLC	Gas	155190
42-505-33310	HILCORP ENERGY COMPANY	Gas	154947
42-505-33311	HILCORP ENERGY COMPANY	Gas	154700
42-505-33312	BEEHIVE OPERATING, LLC	Gas	156991
42-505-33313	EOG Resources, Inc.	Gas	171984
42-505-33314
42-505-33315	BLACKBEARD OPERATING, LLC	Gas	156060
42-505-33316	HILCORP ENERGY COMPANY	Gas	156148
42-505-33317	VAST OIL TX OPERATING LLC	Gas	155355
42-505-33318	STIVERS INC	Gas	156912
42-505-33319	DEWBRE PETROLEUM CORPORATION
42-505-33320	CHESAPEAKE OPERATING, L.L.C.	Gas	157995
42-505-33321	BLACKBEARD OPERATING, LLC	Gas	156455
42-505-33322	BEEHIVE OPERATING, LLC	Gas	158032
42-505-33323	BLACKBEARD OPERATING, LLC	Gas	155715
42-505-33324	HILCORP ENERGY COMPANY	Gas	156182
42-505-33325	HILCORP ENERGY COMPANY	Gas	161462
42-505-33326	EOG Resources, Inc.	Gas	156337
42-505-33327	DYNAMIC PRODUCTION, INC.	Gas	155895
42-505-33328	CRIMSON EXPLORATION OPER., INC.	Gas	156999
42-505-33329	ENRON OIL & GAS COMPANY	Gas	156852
42-505-33330	HILCORP ENERGY COMPANY	Gas	161281
42-505-33331	ECHO ENERGY OPERATING COMPANY
42-505-33332	Transtexas Gas Corporation	Gas	177035
42-505-33333	BEEHIVE OPERATING, LLC	Gas	157555
42-505-33334	Conoco Inc.	Gas	155999
42-505-33335	KOVAR OPERATING, LLC	Gas	155690
42-505-33336
42-505-33337	DOMINION EXPL. & PROD., INC.	Gas	178068
42-505-33338
42-505-33339	L.O.G. ENERGY EXPLORATION, LTD.	Gas	155907
42-505-33340	HILCORP ENERGY COMPANY	Gas	157440
42-505-33341	BEEHIVE OPERATING, LLC	Gas	160383
42-505-33342	CRIMSON EXPLORATION OPER., INC.	Gas	157573
42-505-33343	ENRON OIL & GAS COMPANY
42-505-33344	HILCORP ENERGY COMPANY	Gas	156124
42-505-33345	SUE-ANN OPERATING, L.C.	Gas	156779
42-505-33346	S M K ENERGY CORPORATION	Gas	156773
42-505-33347	KOVAR OPERATING, LLC	Gas	156777
42-505-33348	HILCORP ENERGY COMPANY	Gas	156362
42-505-33349	BLACKBEARD OPERATING, LLC	Gas	156731
42-505-33350	HILCORP ENERGY COMPANY	Gas	156605
42-505-33351	BLACKBEARD OPERATING, LLC	Gas	155904
42-505-33352	HILCORP ENERGY COMPANY	Gas	156830
42-505-33353	BLACKBEARD OPERATING, LLC	Gas	162205
42-505-33354	EOG Resources, Inc.	Gas	189539
42-505-33355	BEEHIVE OPERATING, LLC	Gas	160338
42-505-33356	EOG Resources, Inc.	Gas	157074
42-505-33357	BLACKBEARD OPERATING, LLC	Gas	157155
42-505-33358	HILCORP ENERGY COMPANY	Gas	157633
42-505-33359	BEEHIVE OPERATING, LLC	Gas	161137
42-505-33360	BEEHIVE OPERATING, LLC	Gas	157439
42-505-33361	ARETE OPERATING COMPANY, LLC	Gas	157620
42-505-33362	BEEHIVE OPERATING, LLC	Gas	160626
42-505-33363	SYNERGY OIL & GAS, L.P.	Oil	12551
42-505-33364	DOMINION EXPL. & PROD., INC.	Gas	180399
42-505-33365	CHEVRON U. S. A. INC.	Gas	157590
42-505-33366
42-505-33367
42-505-33368
42-505-33369	CODY ENERGY LLC	Gas	159556
42-505-33371	BEEHIVE OPERATING, LLC	Gas	161240
42-505-33372	EOG Resources, Inc.	Gas	157441
42-505-33373	SAMSON LONE STAR LP	Gas	157857
42-505-33374
42-505-33375
42-505-33376	HILCORP ENERGY COMPANY	Gas	160625
42-505-33377	BEEHIVE OPERATING, LLC	Gas	160512
42-505-33378	BEEHIVE OPERATING, LLC	Gas	160347
42-505-33379	BEEHIVE OPERATING, LLC	Gas	157861
42-505-33380	MICHAEL PETROLEUM CORPORATION	Gas	158377
42-505-33381	ENRON OIL & GAS COMPANY	Gas	159637
42-505-33382	HILCORP ENERGY COMPANY	Gas	289709
42-505-33383	HILCORP ENERGY COMPANY	Gas	159655
42-505-33384	EOG Resources, Inc.	Gas	251240
42-505-33385	BLACKBEARD OPERATING, LLC	Gas	159489
42-505-33386	EOG Resources, Inc.	Gas	159712
42-505-33387	HILCORP ENERGY COMPANY	Gas	157859
42-505-33388	HILCORP ENERGY COMPANY	Gas	161676
42-505-33389	Transtexas Gas Corporation
42-505-33390	HILCORP ENERGY COMPANY	Gas	157333
42-505-33391	BEEHIVE OPERATING, LLC	Gas	161329
42-505-33392	BEEHIVE OPERATING, LLC	Gas	164047
42-505-33393	BEEHIVE OPERATING, LLC	Gas	157832
42-505-33394	BEEHIVE OPERATING, LLC	Gas	157860
42-505-33395	Transtexas Gas Corporation
42-505-33396	BEEHIVE OPERATING, LLC	Gas	160881
42-505-33397	BLACKBEARD OPERATING, LLC	Gas	160655
42-505-33398	HILCORP ENERGY COMPANY	Gas	158465
42-505-33399	HILCORP ENERGY COMPANY	Gas	162066
42-505-33400	HILCORP ENERGY COMPANY	Gas	158464
42-505-33401	HILCORP ENERGY COMPANY	Gas	157822
42-505-33402	Transtexas Gas Corporation
42-505-33403	ECHO ENERGY OPERATING COMPANY
42-505-33404	HILCORP ENERGY COMPANY	Gas	166736
42-505-33405	HILCORP ENERGY COMPANY	Gas	158740
42-505-33406	HILCORP ENERGY COMPANY	Gas	162653
42-505-33407	CHEVRON U. S. A. INC.	Gas	157672
42-505-33408	HILCORP ENERGY COMPANY	Gas	161285
42-505-33409	EOG Resources, Inc.	Gas	173721
42-505-33410	HILCORP ENERGY COMPANY	Gas	158171
42-505-33411	HILCORP ENERGY COMPANY	Gas	160318
42-505-33412	ARETE OPERATING COMPANY, LLC	Gas	159135
42-505-33413	HILCORP ENERGY COMPANY	Gas	157794
42-505-33414	XTO ENERGY INC.	Gas	161962
42-505-33415	CHEVRON U. S. A. INC.	Gas	161195
42-505-33416	BEEHIVE OPERATING, LLC	Gas	161391
42-505-33417	ENRON OIL & GAS COMPANY
42-505-33418	Transtexas Gas Corporation	Gas	164018
42-505-33419	HILCORP ENERGY COMPANY	Gas	157994
42-505-33420	CHEVRON U. S. A. INC.
42-505-33421	ENRON OIL & GAS COMPANY	Gas	158895
42-505-33422	TRANSAMERICAN NATURAL GAS CORP.
42-505-33423	HILCORP ENERGY COMPANY	Gas	159197
42-505-33424	MERIT ENERGY COMPANY	Gas	184419
42-505-33425	ENRON OIL & GAS COMPANY
42-505-33426	HILCORP ENERGY COMPANY	Gas	159775
42-505-33427	HILCORP ENERGY COMPANY	Gas	289827
42-505-33428	HILCORP ENERGY COMPANY	Gas	159352
42-505-33429	BEEHIVE OPERATING, LLC	Gas	161582
42-505-33430	BLACKBEARD OPERATING, LLC	Gas	159830
42-505-33431
42-505-33432	BEEHIVE OPERATING, LLC	Gas	166801
42-505-33433	HILCORP ENERGY COMPANY	Gas	164754
42-505-33434	HILCORP ENERGY COMPANY	Gas	159337
42-505-33435	EOG Resources, Inc.	Gas	161037
42-505-33436	ENRON OIL & GAS COMPANY
42-505-33437	HILCORP ENERGY COMPANY	Gas	161952
42-505-33438	HILCORP ENERGY COMPANY	Gas	161597
42-505-33439	KEY ENERGY SERVICES, LLC	Gas	160363
42-505-33440	XTO ENERGY INC.	Gas	161770
42-505-33441	BLACKBEARD OPERATING, LLC	Gas	159807
42-505-33442	BLACKBEARD OPERATING, LLC	Gas	160097
42-505-33443	EOG Resources, Inc.	Gas	159967
42-505-33444	HILCORP ENERGY COMPANY	Gas	160320
42-505-33445	SAMSON LONE STAR LP	Gas	163395
42-505-33446
42-505-33447	EOG Resources, Inc.	Gas	222667
42-505-33448	Sanchez-O'Brien Oil & Gas Corp.
42-505-33449	BEEHIVE OPERATING, LLC	Gas	164858
42-505-33450	MERIT ENERGY COMPANY	Gas	161693
42-505-33451	Conoco Inc.
42-505-33452	North Central Oil Corp.	Gas	177388
42-505-33453	Conoco Inc.	Gas	162855
42-505-33454	ROCKDALE ENERGY, LLC	Gas	163580
42-505-33455	EOG Resources, Inc.	Gas	159979
42-505-33456	BLACKBEARD OPERATING, LLC	Gas	160212
42-505-33457
42-505-33458	HILCORP ENERGY COMPANY	Gas	161395
42-505-33459	XTO ENERGY INC.	Gas	179244
42-505-33460	BEEHIVE OPERATING, LLC	Gas	164127
42-505-33461	BEEHIVE OPERATING, LLC	Gas	164861
42-505-33462
42-505-33463	HILCORP ENERGY COMPANY	Gas	160279
42-505-33464	HILCORP ENERGY COMPANY	Gas	163234
42-505-33465	Choctaw Ii Oil & Gas, Ltd.	Gas	162531
42-505-33466	CONOCOPHILLIPS COMPANY	Gas	166201
42-505-33467	Transtexas Gas Corporation	Gas	181315
42-505-33468	BEEHIVE OPERATING, LLC	Gas	162251
42-505-33469	SANDEL OPERATING COMPANY	Gas	161509
42-505-33470	BLACKBEARD OPERATING, LLC	Gas	161398
42-505-33471	HILCORP ENERGY COMPANY	Gas	160335
42-505-33472	HILCORP ENERGY COMPANY	Gas	161411
42-505-33473	HILCORP ENERGY COMPANY	Gas	162124
42-505-33474	HILCORP ENERGY COMPANY	Gas	161977
42-505-33475	MERIT ENERGY COMPANY	Gas	160745
42-505-33476	KILLAM OIL CO., LTD.	Gas	164145
42-505-33477	BEEHIVE OPERATING, LLC	Gas	164860
42-505-33478	CRIMSON EXPLORATION OPER., INC.	Gas	163531
42-505-33479	BEEHIVE OPERATING, LLC	Gas	161709
42-505-33480	HILCORP ENERGY COMPANY	Gas	166580
42-505-33481	CHESAPEAKE OPERATING, L.L.C.	Gas	165826
42-505-33482	HILCORP ENERGY COMPANY	Gas	164488
42-505-33483	XTO ENERGY INC.	Gas	165886
42-505-33484	EOG Resources, Inc.	Gas	161464
42-505-33485
42-505-33486	CHEVRON U. S. A. INC.	Gas	161882
42-505-33487	MERIT ENERGY COMPANY	Gas	161561
42-505-33488	EOG Resources, Inc.	Gas	162927
42-505-33489	Transtexas Gas Corporation	Gas	169426
42-505-33490	Transtexas Gas Corporation
42-505-33491	Transtexas Gas Corporation
42-505-33492	HILCORP ENERGY COMPANY	Gas	161743
42-505-33493	CFO RESOURCES, INC.	Gas	161299
42-505-33494	BLACKBEARD OPERATING, LLC	Gas	161956
42-505-33495	BLACKBEARD OPERATING, LLC	Gas	161648
42-505-33496	KOVAR OPERATING, LLC	Gas	161849
42-505-33497
42-505-33498
42-505-33499	KOVAR OPERATING, LLC	Gas	161850
42-505-33500	KOVAR OPERATING, LLC	Gas	162111
42-505-33501	KOVAR OPERATING, LLC	Gas	162086
42-505-33502	KOVAR OPERATING, LLC	Gas	162893
42-505-33503	KOVAR OPERATING, LLC	Gas	162594
42-505-33504	HILCORP ENERGY COMPANY	Gas	165858
42-505-33505	CHEVRON U. S. A. INC.
42-505-33506	EL PASO PRODUCTION OIL & GAS CO.	Gas	161713
42-505-33507	EOG Resources, Inc.	Gas	161602
42-505-33508	Choctaw Ii Oil & Gas, Ltd.	Gas	166551
42-505-33509	XTO ENERGY INC.	Gas	163790
42-505-33510
42-505-33511	Houston Exploration Company, The	Gas	161871
42-505-33512	HILCORP ENERGY COMPANY	Gas	164382
42-505-33513	CONOCOPHILLIPS COMPANY	Gas	164553
42-505-33514	HILCORP ENERGY COMPANY	Gas	162238
42-505-33515	BLACKBEARD OPERATING, LLC	Gas	161735
42-505-33516	HILCORP ENERGY COMPANY	Gas	167991
42-505-33517	VALERO TRANSMISSION, L. P.
42-505-33518	ARETE OPERATING COMPANY, LLC	Gas	162123
42-505-33519	Houston Exploration Company, The	Gas	162094
42-505-33520	Houston Exploration Company, The	Gas	162505
42-505-33521
42-505-33522
42-505-33523	HILCORP ENERGY COMPANY	Gas	162651
42-505-33524	HILCORP ENERGY COMPANY	Gas	165850
42-505-33525	BLACKBEARD OPERATING, LLC	Gas	163325
42-505-33526	SANDEL OPERATING COMPANY	Gas	161554
42-505-33527	HILCORP ENERGY COMPANY	Gas	162158
42-505-33528	CHEVRON U. S. A. INC.	Gas	165895
42-505-33529	HILCORP ENERGY COMPANY	Gas	162126
42-505-33530	EL PASO PRODUCTION OIL & GAS CO.	Gas	179848
42-505-33531	BLACKBEARD OPERATING, LLC	Gas	162969
42-505-33532	BEEHIVE OPERATING, LLC	Gas	167510
42-505-33533	HILCORP ENERGY COMPANY	Gas	164829
42-505-33534	BLACKBEARD OPERATING, LLC	Gas	162553
42-505-33535
42-505-33536	COMSTOCK OIL & GAS, LP	Gas	242270
42-505-33537	HILCORP ENERGY COMPANY	Gas	162442
42-505-33538	Conoco Inc.	Gas	162777
42-505-33539	HILCORP ENERGY COMPANY	Gas	278498
42-505-33540	HILCORP ENERGY COMPANY	Gas	165921
42-505-33541	MERIT ENERGY COMPANY	Gas	163041
42-505-33542	MERIT ENERGY COMPANY	Gas	165237
42-505-33543	CHEVRON U. S. A. INC.
42-505-33544	HILCORP ENERGY COMPANY	Gas	163657
42-505-33545	SAMSON LONE STAR LP
42-505-33546
42-505-33547	HILCORP ENERGY COMPANY	Gas	163971
42-505-33548	HILCORP ENERGY COMPANY	Gas	164379
42-505-33549	BEEHIVE OPERATING, LLC	Gas	168964
42-505-33550	HILCORP ENERGY COMPANY	Gas	165017
42-505-33551	EOG Resources, Inc.	Gas	162779
42-505-33552	BLACKBEARD OPERATING, LLC	Gas	163174
42-505-33553	EL PASO PRODUCTION OIL & GAS CO.	Gas	164862
42-505-33554	BLACKBEARD OPERATING, LLC	Gas	162994
42-505-33555
42-505-33556	HILCORP ENERGY COMPANY	Gas	164266
42-505-33557	Houston Exploration Company, The	Gas	162770
42-505-33558	HILCORP ENERGY COMPANY	Gas	163972
42-505-33559	EL PASO E & P COMPANY, L. P.	Gas	165877
42-505-33560	BLACKBEARD OPERATING, LLC	Gas	162554
42-505-33561	BLACK BEAR OIL CORPORATION	Gas	163236
42-505-33562	EOG Resources, Inc.	Gas	163622
42-505-33563	HILCORP ENERGY COMPANY	Gas	162845
42-505-33564	HILCORP ENERGY COMPANY	Gas	164991
42-505-33565	EOG Resources, Inc.	Gas	163040
42-505-33566	HILCORP ENERGY COMPANY	Gas	163339
42-505-33567	DOMINION EXPL. & PROD., INC.	Gas	179929
42-505-33568	HILCORP ENERGY COMPANY	Gas	164103
42-505-33569	HILCORP ENERGY COMPANY	Gas	164381
42-505-33570	BLACKBEARD OPERATING, LLC	Gas	163541
42-505-33571	XTO ENERGY INC.	Gas	164394
42-505-33572	SMITH PRODUCTION INC.	Gas	163582
42-505-33573	CFO RESOURCES, INC.	Gas	163555
42-505-33574	Houston Exploration Company, The	Gas	163295
42-505-33575	EOG Resources, Inc.	Gas	163743
42-505-33576	KEY ENERGY SERVICES, LLC	Gas	170445
42-505-33577	KEY ENERGY SERVICES, LLC	Gas	163455
42-505-33578	HILCORP ENERGY COMPANY	Gas	164132
42-505-33579	MERIT ENERGY COMPANY	Gas	164170
42-505-33580	VAST OIL TX OPERATING LLC	Gas	164016
42-505-33581	BLACKBEARD OPERATING, LLC	Gas	165062
42-505-33582	EOG Resources, Inc.	Gas	169412
42-505-33583	HANSON PRODUCTION COMPANY	Gas	178187
42-505-33584	EL PASO E & P COMPANY, L. P.	Gas	172145
42-505-33586	CFO RESOURCES, INC.	Gas	164054
42-505-33587	Transtexas Gas Corporation
42-505-33588	BLACKBEARD OPERATING, LLC	Gas	164759
42-505-33589	HILCORP ENERGY COMPANY	Gas	171015
42-505-33590	BLACKBEARD OPERATING, LLC	Gas	165188
42-505-33591	ENRON OIL & GAS COMPANY
42-505-33592	HILCORP ENERGY COMPANY	Gas	164141
42-505-33593
42-505-33594	HILCORP ENERGY COMPANY	Gas	164337
42-505-33595	VAST OIL TX OPERATING LLC	Gas	165065
42-505-33596
42-505-33597	BEEHIVE OPERATING, LLC	Gas	165055
42-505-33598	EL PASO E & P COMPANY, L. P.	Gas	166856
42-505-33599	XTO ENERGY INC.	Gas	166019
42-505-33600	HILCORP ENERGY COMPANY	Gas	168754
42-505-33601	HILCORP ENERGY COMPANY	Gas	165873
42-505-33602	TESORO E&P COMPANY, L.P.	Gas	166574
42-505-33603
42-505-33604	ENRON OIL & GAS COMPANY	Gas	165644
42-505-33605	MERIT ENERGY COMPANY	Gas	165369
42-505-33606	HILCORP ENERGY COMPANY	Gas	166711
42-505-33607	CHESAPEAKE OPERATING, INC.	Gas	167824
42-505-33608	EOG Resources, Inc.	Gas	165864
42-505-33609	BLACKBEARD OPERATING, LLC	Gas	168756
42-505-33610
42-505-33611	HILCORP ENERGY COMPANY	Gas	164017
42-505-33612	HILCORP ENERGY COMPANY	Gas	164059
42-505-33613	HILCORP ENERGY COMPANY	Gas	164659
42-505-33614	ENRON OIL & GAS COMPANY
42-505-33615	THREE-C OIL AND GAS	Gas	165084
42-505-33616	HILCORP ENERGY COMPANY	Gas	164964
42-505-33617	MERIT ENERGY COMPANY	Gas	178571
42-505-33618	HUNT, WM. HERBERT, TRUST EST.	Gas	169302
42-505-33619	Conoco Inc.
42-505-33620	ENRON OIL & GAS COMPANY
42-505-33621	Petro-Hunt, L.L.C.	Gas	249427
42-505-33622	MERIT ENERGY COMPANY	Gas	165490
42-505-33623	HANSON PRODUCTION COMPANY	Gas	168736
42-505-33624	HILCORP ENERGY COMPANY	Gas	166168
42-505-33625	CFO RESOURCES, INC.	Gas	172479
42-505-33626	ENRON OIL & GAS COMPANY
42-505-33627	MOBIL PRODUCING TX. & N.M. INC.
42-505-33628	Raker Resources Llc	Gas	164415
42-505-33629
42-505-33630	HILCORP ENERGY COMPANY	Gas	164155
42-505-33631	DOMINION EXPL. & PROD., INC.	Gas	177822
42-505-33632	HILCORP ENERGY COMPANY	Gas	165319
42-505-33633	HILCORP ENERGY COMPANY	Gas	164457
42-505-33634	HILCORP ENERGY COMPANY	Gas	164660
42-505-33635	HUGHES, DAN A. COMPANY	Gas	166722
42-505-33636	MOBIL PRODUCING TX. & N.M. INC.
42-505-33637	SANCHEZ OIL & GAS CORPORATION	Gas	165751
42-505-33638	HILCORP ENERGY COMPANY	Gas	164349
42-505-33639	ENRON OIL & GAS COMPANY
42-505-33640	BLACK BEAR OIL CORPORATION	Gas	167279
42-505-33641	HILCORP ENERGY COMPANY	Gas	166712
42-505-33642	HANSON PRODUCTION COMPANY	Gas	169498
42-505-33643	XTO ENERGY INC.	Gas	177796
42-505-33644	HILCORP ENERGY COMPANY	Gas	167076
42-505-33645	CHESAPEAKE OPERATING, INC.	Gas	224439
42-505-33646	HILCORP ENERGY COMPANY	Gas	164795
42-505-33647	HILCORP ENERGY COMPANY	Gas	165193
42-505-33648	Houston Exploration Company, The	Gas	164983
42-505-33649	HILCORP ENERGY COMPANY	Gas	164805
42-505-33650	HILCORP ENERGY COMPANY	Gas	165054
42-505-33651	HILCORP ENERGY COMPANY	Gas	166102
42-505-33652	HILCORP ENERGY COMPANY	Gas	289606
42-505-33653
42-505-33654	EAGLE ENERGY RESOURCES, LLC	Gas	166416
42-505-33655	HILCORP ENERGY COMPANY	Gas	165934
42-505-33656	BLACKBEARD OPERATING, LLC	Gas	165367
42-505-33657	EOG Resources, Inc.	Gas	164987
42-505-33658	HILCORP ENERGY COMPANY	Gas	168978
42-505-33659	MERIT ENERGY COMPANY	Gas	165936
42-505-33660	MERIT ENERGY COMPANY	Gas	165491
42-505-33661	HILCORP ENERGY COMPANY	Gas	164664
42-505-33662
42-505-33663	DOMINION EXPL. & PROD., INC.	Gas	178411
42-505-33664
42-505-33665
42-505-33666	HILCORP ENERGY COMPANY	Gas	170221
42-505-33667	Houston Exploration Company, The	Gas	165251
42-505-33668	SAMSON LONE STAR LP
42-505-33669	HILCORP ENERGY COMPANY	Gas	166726
42-505-33670	HILCORP ENERGY COMPANY	Gas	165807
42-505-33671	HANSON PRODUCTION COMPANY	Gas	169428
42-505-33672	HILCORP ENERGY COMPANY	Gas	169600
42-505-33673	HILCORP ENERGY COMPANY	Gas	169552
42-505-33674	MERIT ENERGY COMPANY	Gas	177047
42-505-33675	EOG Resources, Inc.	Gas	168995
42-505-33676	HILCORP ENERGY COMPANY	Gas	165564
42-505-33677	HILCORP ENERGY COMPANY	Gas	165569
42-505-33678	HILCORP ENERGY COMPANY	Gas	167304
42-505-33679	MERIT ENERGY COMPANY	Gas	179259
42-505-33680	North Central Oil Corp.	Gas	166979
42-505-33681	MERIT ENERGY COMPANY	Gas	185290
42-505-33682	MERIT ENERGY COMPANY	Gas	172597
42-505-33683	DOMINION EXPL. & PROD., INC.	Gas	166990
42-505-33684	BLACKBEARD OPERATING, LLC	Gas	168016
42-505-33685	HILCORP ENERGY COMPANY	Gas	168940
42-505-33686	Union Pacific Resources Company
42-505-33687	HILCORP ENERGY COMPANY	Gas	166773
42-505-33688	XTO ENERGY INC.	Gas	167483
42-505-33689	HILCORP ENERGY COMPANY	Gas	167961
42-505-33690
42-505-33691	CHEVRON U. S. A. INC.	Gas	167909
42-505-33692	HILCORP ENERGY COMPANY	Gas	165973
42-505-33693	HILCORP ENERGY COMPANY	Gas	165975
42-505-33694	MERIT ENERGY COMPANY	Gas	173324
42-505-33695	DOMINION EXPL. & PROD., INC.	Gas	169065
42-505-33696	SAMSON LONE STAR LP	Gas	167306
42-505-33697	Transtexas Gas Corporation	Gas	180337
42-505-33698	ACOCK/ANAQUA OPERATING CO., LP	Gas	170947
42-505-33699	PENNZOIL EXPLORATION & PROD. CO.
42-505-33700	MERIT ENERGY COMPANY	Gas	167075
42-505-33701	HUNT, WM. HERBERT, TRUST EST.
42-505-33702	HILCORP ENERGY COMPANY	Gas	166776
42-505-33703	HUGHES, DAN A. COMPANY	Gas	166769
42-505-33704	ACOCK/ANAQUA OPERATING CO., LP	Gas	166579
42-505-33705	Houston Exploration Company, The	Gas	166039
42-505-33706	Houston Exploration Company, The	Gas	166040
42-505-33707	HILCORP ENERGY COMPANY	Gas	166973
42-505-33708	HILCORP ENERGY COMPANY	Gas	166974
42-505-33709	XTO ENERGY INC.	Gas	166763
42-505-33710	CHESAPEAKE OPERATING, INC.	Gas	212803
42-505-33711	Transtexas Gas Corporation
42-505-33712
42-505-33713	MERIT ENERGY COMPANY	Gas	166627
42-505-33714	BLACKBEARD OPERATING, LLC	Gas	168514
42-505-33715	Conoco Inc.	Gas	166439
42-505-33716	EOG Resources, Inc.	Gas	167557
42-505-33717
42-505-33718	KOVAR OPERATING, LLC	Gas	166643
42-505-33719
42-505-33720	KOVAR OPERATING, LLC	Gas	166639
42-505-33721	KOVAR OPERATING, LLC	Gas	166640
42-505-33722	KOVAR OPERATING, LLC	Gas	166641
42-505-33723	HILCORP ENERGY COMPANY	Gas	167760
42-505-33724	HILCORP ENERGY COMPANY	Gas	168506
42-505-33725
42-505-33726	HILCORP ENERGY COMPANY	Gas	168960
42-505-33727	HILCORP ENERGY COMPANY	Gas	166976
42-505-33728	BLACKBEARD OPERATING, LLC	Gas	168076
42-505-33729	HILCORP ENERGY COMPANY	Gas	169075
42-505-33730	BLACKBEARD OPERATING, LLC	Gas	167402
42-505-33731	XTO ENERGY INC.	Gas	169060
42-505-33732	SAMSON LONE STAR LP
42-505-33733	HILCORP ENERGY COMPANY	Gas	171981
42-505-33734	Conoco Inc.
42-505-33735	HILCORP ENERGY COMPANY	Gas	167759
42-505-33736	HILCORP ENERGY COMPANY	Gas	168553
42-505-33737	Devon Louisiana Corporation	Gas	172312
42-505-33738	Conoco Inc.
42-505-33739	MERIT ENERGY COMPANY	Gas	167391
42-505-33740	HILCORP ENERGY COMPANY	Gas	169028
42-505-33741	CONOCOPHILLIPS COMPANY	Gas	167353
42-505-33742	HILCORP ENERGY COMPANY	Gas	167560
42-505-33743	HILCORP ENERGY COMPANY	Gas	167605
42-505-33744	HILCORP ENERGY COMPANY	Gas	167563
42-505-33745	ENRON OIL & GAS COMPANY	Gas	168867
42-505-33746	OXY USA INC.	Gas	167556
42-505-33747	BLACKBEARD OPERATING, LLC	Gas	169896
42-505-33748
42-505-33749
42-505-33750	HILCORP ENERGY COMPANY	Gas	178526
42-505-33751	HILCORP ENERGY COMPANY	Gas	167603
42-505-33752
42-505-33753	HILCORP ENERGY COMPANY	Gas	169018
42-505-33754	HILCORP ENERGY COMPANY	Gas	167971
42-505-33755	HILCORP ENERGY COMPANY	Gas	170913
42-505-33756	HILCORP ENERGY COMPANY	Gas	167801
42-505-33757	HILCORP ENERGY COMPANY	Gas	168277
42-505-33758	HILCORP ENERGY COMPANY	Gas	167827
42-505-33759	DOMINION EXPL. & PROD., INC.	Gas	169213
42-505-33760	MERIT ENERGY COMPANY	Gas	167559
42-505-33761	SMITH PRODUCTION INC.	Gas	168936
42-505-33762	KOVAR OPERATING, LLC	Oil	01303
42-505-33763	CONOCOPHILLIPS COMPANY	Gas	170048
42-505-33764	HILCORP ENERGY COMPANY	Gas	167905
42-505-33765	HILCORP ENERGY COMPANY	Gas	170460
42-505-33766	HUGHES, DAN A. COMPANY	Gas	169121
42-505-33767	MERIT ENERGY COMPANY	Gas	167548
42-505-33768
42-505-33769	HILCORP ENERGY COMPANY	Gas	169791
42-505-33770	MERIT ENERGY COMPANY	Gas	169743
42-505-33771	North Central Oil Corp.	Gas	169176
42-505-33772	HILCORP ENERGY COMPANY	Gas	169053
42-505-33773
42-505-33774	MERIT ENERGY COMPANY	Gas	168199
42-505-33775	EOG Resources, Inc.	Gas	169532
42-505-33776	TESORO E&P COMPANY, L.P.	Gas	169602
42-505-33777	MERIT ENERGY COMPANY	Gas	168738
42-505-33778	MERIT ENERGY COMPANY	Gas	168511
42-505-33779	HILCORP ENERGY COMPANY	Gas	168835
42-505-33780	KILLAM OIL CO., LTD.	Gas	169359
42-505-33781	HILCORP ENERGY COMPANY	Gas	169551
42-505-33782	BLACKBEARD OPERATING, LLC	Gas	170334
42-505-33783	EOG Resources, Inc.	Gas	170329
42-505-33784	HUGHES, DAN A. COMPANY, L.P.	Gas	230756
42-505-33785	CHEVRON U. S. A. INC.	Gas	169015
42-505-33786	ENRON OIL & GAS COMPANY
42-505-33787	Houston Exploration Company, The	Gas	168548
42-505-33788	HILCORP ENERGY COMPANY	Gas	168273
42-505-33789	HILCORP ENERGY COMPANY	Gas	170414
42-505-33790
42-505-33791	HILCORP ENERGY COMPANY	Gas	169257
42-505-33792	MERIT ENERGY COMPANY	Gas	180534
42-505-33793	HILCORP ENERGY COMPANY	Gas	169505
42-505-33794	HILCORP ENERGY COMPANY	Gas	169647
42-505-33795	HILCORP ENERGY COMPANY	Gas	168908
42-505-33796	HILCORP ENERGY COMPANY	Gas	169562
42-505-33797	PENNZOIL EXPLORATION & PROD. CO.
42-505-33798	MERIT ENERGY COMPANY	Gas	169511
42-505-33799	BLACKBEARD OPERATING, LLC	Gas	173202
42-505-33800	Conoco Inc.
42-505-33801	XTO ENERGY INC.	Gas	172664
42-505-33802	BLACKBEARD OPERATING, LLC	Gas	170402
42-505-33803	HILCORP ENERGY COMPANY	Gas	169480
42-505-33804	MERIT ENERGY COMPANY	Gas	169177
42-505-33805	EOG Resources, Inc.	Gas	171762
42-505-33806	EOG Resources, Inc.	Gas	168578
42-505-33807	HUNT, WM. HERBERT, TRUST EST.
42-505-33808
42-505-33809	BLACKBEARD OPERATING, LLC	Gas	170356
42-505-33810	BLACKBEARD OPERATING, LLC	Gas	170888
42-505-33811	CHEVRON U. S. A. INC.
42-505-33812	EOG Resources, Inc.	Gas	169406
42-505-33813	HILCORP ENERGY COMPANY	Gas	170761
42-505-33814	HILCORP ENERGY COMPANY	Gas	170912
42-505-33815	ACOCK/ANAQUA OPERATING CO., LP	Gas	170339
42-505-33816	BLACKBEARD OPERATING, LLC	Gas	170039
42-505-33817	PIONEER NATURAL RES. USA, INC.
42-505-33818	CHEVRON U. S. A. INC.	Gas	169607
42-505-33819	ENCINA RESOURCES, LLC	Gas	170400
42-505-33820	HILCORP ENERGY COMPANY	Gas	170130
42-505-33821	CHEVRON U. S. A. INC.	Gas	174317
42-505-33822	HILCORP ENERGY COMPANY	Gas	170262
42-505-33823	HILCORP ENERGY COMPANY	Gas	172925
42-505-33824	ENRON OIL & GAS COMPANY	Gas	172011
42-505-33825	HILCORP ENERGY COMPANY	Gas	170557
42-505-33826	Houston Exploration Company, The
42-505-33827	HILCORP ENERGY COMPANY	Gas	171075
42-505-33828	BLACKBEARD OPERATING, LLC	Gas	170044
42-505-33829	HILCORP ENERGY COMPANY	Gas	172237
42-505-33830	HILCORP ENERGY COMPANY	Gas	172083
42-505-33831	HILCORP ENERGY COMPANY	Gas	170579
42-505-33832	DOMINION EXPL. & PROD., INC.	Gas	173386
42-505-33833	BLACKBEARD OPERATING, LLC	Gas	170184
42-505-33834	SMITH PRODUCTION INC.	Gas	170350
42-505-33835	HILCORP ENERGY COMPANY	Gas	170358
42-505-33837	HILCORP ENERGY COMPANY	Gas	171526
42-505-33838	Conoco Inc.
42-505-33839	XTO ENERGY INC.	Gas	171583
42-505-33840	BLACKBEARD OPERATING, LLC	Gas	170035
42-505-33841	XTO ENERGY INC.	Gas	171958
42-505-33842	MICHAEL PETROLEUM CORPORATION	Gas	175367
42-505-33843	UNIT PETROLEUM COMPANY	Gas	170762
42-505-33844	HILCORP ENERGY COMPANY	Gas	170260
42-505-33846	HILCORP ENERGY COMPANY	Gas	204192
42-505-33847	HILCORP ENERGY COMPANY	Gas	172955
42-505-33848	HILCORP ENERGY COMPANY	Gas	171096
42-505-33849	HILCORP ENERGY COMPANY	Gas	171536
42-505-33850	HILCORP ENERGY COMPANY	Gas	176017
42-505-33851	CHEVRON U. S. A. INC.	Gas	174291
42-505-33852	BLACKBEARD OPERATING, LLC	Gas	171542
42-505-33853	HILCORP ENERGY COMPANY	Gas	170766
42-505-33854	HILCORP ENERGY COMPANY	Gas	171108
42-505-33855	CHEVRON U. S. A. INC.
42-505-33856	HILCORP ENERGY COMPANY	Gas	171080
42-505-33857	BLACKBEARD OPERATING, LLC	Gas	171104
42-505-33858	HILCORP ENERGY COMPANY	Gas	171423
42-505-33859	XTO ENERGY INC.	Gas	171584
42-505-33860	Houston Exploration Company, The	Gas	171581
42-505-33861	CHEVRON U. S. A. INC.	Gas	172954
42-505-33862	CHEVRON U. S. A. INC.	Gas	172239
42-505-33863	CHEVRON U. S. A. INC.	Gas	172810
42-505-33864	HILCORP ENERGY COMPANY	Gas	173165
42-505-33865	HILCORP ENERGY COMPANY	Gas	172509
42-505-33866	HILCORP ENERGY COMPANY	Gas	172494
42-505-33867
42-505-33868	Coastal Oil & Gas Corporation	Gas	173016
42-505-33869	DOMINION EXPL. & PROD., INC.	Gas	178277
42-505-33870	UNIT PETROLEUM COMPANY	Gas	173073
42-505-33871	HILCORP ENERGY COMPANY	Gas	173977
42-505-33872	HILCORP ENERGY COMPANY	Gas	172710
42-505-33873	SAMSON LONE STAR LP	Gas	173030
42-505-33874	HILCORP ENERGY COMPANY	Gas	171783
42-505-33875	HILCORP ENERGY COMPANY	Gas	172413
42-505-33876	Conoco Inc.
42-505-33877
42-505-33878	HILCORP ENERGY COMPANY	Gas	171850
42-505-33879
42-505-33880
42-505-33881	HILCORP ENERGY COMPANY	Gas	180531
42-505-33882	HILCORP ENERGY COMPANY	Gas	172391
42-505-33883	HILCORP ENERGY COMPANY	Gas	172488
42-505-33884	HILCORP ENERGY COMPANY	Gas	172576
42-505-33885	HILCORP ENERGY COMPANY	Gas	172603
42-505-33886	HILCORP ENERGY COMPANY	Gas	172965
42-505-33887	HILCORP ENERGY COMPANY	Gas	172610
42-505-33888	DEVON ENERGY PRODUCTION CO, L.P.	Gas	179425
42-505-33889	Conoco Inc.
42-505-33890	SAMSON LONE STAR LP
42-505-33891	BLACKBEARD OPERATING, LLC	Gas	172281
42-505-33892
42-505-33893	HILCORP ENERGY COMPANY	Gas	173781
42-505-33894	HILCORP ENERGY COMPANY	Gas	174560
42-505-33895	Union Pacific Resources Company
42-505-33896	HILCORP ENERGY COMPANY	Gas	173637
42-505-33897	HILCORP ENERGY COMPANY	Gas	175975
42-505-33898	BLACKBEARD OPERATING, LLC	Gas	172722
42-505-33899	HILCORP ENERGY COMPANY	Gas	172492
42-505-33900	HILCORP ENERGY COMPANY	Gas	173571
42-505-33901	HILCORP ENERGY COMPANY	Gas	173877
42-505-33902	HILCORP ENERGY COMPANY	Gas	172835
42-505-33903	Conoco Inc.	Gas	177095
42-505-33904	HILCORP ENERGY COMPANY	Gas	173298
42-505-33905	XTO ENERGY INC.	Gas	172933
42-505-33906	HILCORP ENERGY COMPANY	Gas	173320
42-505-33907	BLACKBEARD OPERATING, LLC	Gas	172578
42-505-33908	EEX E&P COMPANY, L.P.	Gas	173586
42-505-33909	HILCORP ENERGY COMPANY	Gas	174260
42-505-33910	EOG Resources, Inc.	Gas	206452
42-505-33911	SMITH PRODUCTION INC.	Gas	173084
42-505-33912	HILCORP ENERGY COMPANY	Gas	173325
42-505-33913	HILCORP ENERGY COMPANY	Gas	172846
42-505-33914
42-505-33915	ENRON OIL & GAS COMPANY
42-505-33916	CONOCOPHILLIPS COMPANY	Gas	172833
42-505-33917	HILCORP ENERGY COMPANY	Gas	173547
42-505-33918	HILCORP ENERGY COMPANY	Gas	173589
42-505-33919	FALCON PRODUCTION CO.	Gas	173546
42-505-33920	HILCORP ENERGY COMPANY	Gas	173040
42-505-33921	HILCORP ENERGY COMPANY	Gas	173319
42-505-33922	HILCORP ENERGY COMPANY	Gas	173340
42-505-33923	MERIT ENERGY COMPANY	Gas	173662
42-505-33924	EOG Resources, Inc.	Gas	173052
42-505-33925	ROCKDALE ENERGY, LLC	Gas	174810
42-505-33926	HILCORP ENERGY COMPANY	Gas	173279
42-505-33927	EOG Resources, Inc.	Gas	173419
42-505-33928	HILCORP ENERGY COMPANY	Gas	174006
42-505-33929	HILCORP ENERGY COMPANY	Gas	174019
42-505-33930	HILCORP ENERGY COMPANY	Gas	173998
42-505-33931	MOTE RESOURCES, INC.
42-505-33932	KOVAR OPERATING, LLC	Gas	173717
42-505-33933	MOTE RESOURCES, INC.
42-505-33934	SMITH PRODUCTION INC.	Gas	173763
42-505-33935	BXP OPERATING, LLC	Gas	173537
42-505-33936
42-505-33937	CHEVRON U. S. A. INC.
42-505-33938	HILCORP ENERGY COMPANY	Gas	183138
42-505-33939	HILCORP ENERGY COMPANY	Gas	173920
42-505-33940	HILCORP ENERGY COMPANY	Gas	174056
42-505-33941	HILCORP ENERGY COMPANY	Gas	174542
42-505-33942	HILCORP ENERGY COMPANY	Gas	174309
42-505-33943	HILCORP ENERGY COMPANY	Gas	174020
42-505-33944	Houston Exploration Company, The	Gas	174562
42-505-33945	HILCORP ENERGY COMPANY	Gas	174297
42-505-33946	BLACKBEARD OPERATING, LLC	Gas	174042
42-505-33947	HILCORP ENERGY COMPANY	Gas	174091
42-505-33948	HILCORP ENERGY COMPANY	Gas	174134
42-505-33949
42-505-33950	HILCORP ENERGY COMPANY	Gas	173923
42-505-33951	HILCORP ENERGY COMPANY	Gas	174092
42-505-33952	EOG Resources, Inc.	Gas	174050
42-505-33953	HILCORP ENERGY COMPANY	Gas	174403
42-505-33954	HILCORP ENERGY COMPANY	Gas	175687
42-505-33955	BXP OPERATING, LLC	Gas	174003
42-505-33956	SMITH PRODUCTION INC.	Gas	173899
42-505-33957	HILCORP ENERGY COMPANY	Gas	174487
42-505-33958	MERIT ENERGY COMPANY	Gas	174727
42-505-33959	HILCORP ENERGY COMPANY	Gas	178055
42-505-33960	HILCORP ENERGY COMPANY	Gas	175056
42-505-33961	HILCORP ENERGY COMPANY	Gas	175114
42-505-33962	HILCORP ENERGY COMPANY	Gas	174579
42-505-33963	HILCORP ENERGY COMPANY	Gas	176846
42-505-33964	HILCORP ENERGY COMPANY	Gas	174532
42-505-33965	SMITH PRODUCTION INC.	Gas	174219
42-505-33966	SANCHEZ OIL & GAS CORPORATION
42-505-33967	SMITH PRODUCTION INC.	Gas	174612
42-505-33968	MERIT ENERGY COMPANY	Gas	182236
42-505-33969	MERIT ENERGY COMPANY	Gas	178046
42-505-33970	HILCORP ENERGY COMPANY	Gas	175157
42-505-33971	HILCORP ENERGY COMPANY	Gas	175159
42-505-33972	BLACKBEARD OPERATING, LLC	Gas	174611
42-505-33973	Conoco Inc.	Gas	176478
42-505-33974	Conoco Inc.	Gas	174490
42-505-33975
42-505-33976	SMITH PRODUCTION INC.	Gas	175111
42-505-33977	SMITH PRODUCTION INC.	Gas	174728
42-505-33978	SMITH PRODUCTION INC.	Gas	174937
42-505-33979	HILCORP ENERGY COMPANY	Gas	175506
42-505-33980	MOTE RESOURCES, INC.
42-505-33981	HILCORP ENERGY COMPANY	Gas	174811
42-505-33982
42-505-33983	Conoco Inc.
42-505-33984	CONOCOPHILLIPS COMPANY	Gas	177325
42-505-33985	HILCORP ENERGY COMPANY	Gas	176844
42-505-33986	SMITH PRODUCTION INC.	Gas	174672
42-505-33987	BLACKBEARD OPERATING, LLC	Gas	175131
42-505-33988	HILCORP ENERGY COMPANY	Gas	176852
42-505-33989	North Central Oil Corp.	Gas	176271
42-505-33990	HILCORP ENERGY COMPANY	Gas	176120
42-505-33991	BLACKBEARD OPERATING, LLC	Gas	174695
42-505-33992	HILCORP ENERGY COMPANY	Gas	175455
42-505-33993	HILCORP ENERGY COMPANY	Gas	174736
42-505-33994	HILCORP ENERGY COMPANY	Gas	175446
42-505-33995	HILCORP ENERGY COMPANY	Gas	175025
42-505-33996	HILCORP ENERGY COMPANY	Gas	175982
42-505-33997	HILCORP ENERGY COMPANY	Gas	176495
42-505-33998	MERIT ENERGY COMPANY	Gas	176964
42-505-33999	MERIT ENERGY COMPANY	Gas	182945
42-505-34000	MERIT ENERGY COMPANY	Gas	184521
42-505-34001	HILCORP ENERGY COMPANY	Gas	174940
42-505-34002
42-505-34003	HILCORP ENERGY COMPANY	Gas	176327
42-505-34004	HILCORP ENERGY COMPANY	Gas	177326
42-505-34005	MERIT ENERGY COMPANY	Gas	175539
42-505-34006	EOG Resources, Inc.
42-505-34007	XTO ENERGY INC.	Gas	177260
42-505-34008	EOG Resources, Inc.	Gas	174857
42-505-34009	BLACKBEARD OPERATING, LLC	Gas	181500
42-505-34010	HILCORP ENERGY COMPANY	Gas	175304
42-505-34011	HILCORP ENERGY COMPANY	Gas	175198
42-505-34012	HILCORP ENERGY COMPANY	Gas	176524
42-505-34013	BLACKBEARD OPERATING, LLC	Gas	174955
42-505-34014	HILCORP ENERGY COMPANY	Gas	176926
42-505-34015	Conoco Inc.
42-505-34016	HILCORP ENERGY COMPANY	Gas	175606
42-505-34017	Conoco Inc.
42-505-34018	SMITH PRODUCTION INC.	Gas	175081
42-505-34019	HILCORP ENERGY COMPANY	Gas	176681
42-505-34020	HILCORP ENERGY COMPANY	Gas	175485
42-505-34021	Houston Exploration Company, The
42-505-34022	BLACKBEARD OPERATING, LLC	Gas	175753
42-505-34023	DOMINION EXPL. & PROD., INC.	Gas	177845
42-505-34024	EOG Resources, Inc.	Gas	175958
42-505-34025	MERIT ENERGY COMPANY	Gas	176006
42-505-34026	MERIT ENERGY COMPANY	Gas	176297
42-505-34027	HILCORP ENERGY COMPANY	Gas	176463
42-505-34028	HILCORP ENERGY COMPANY	Gas	176914
42-505-34029	BLACKBEARD OPERATING, LLC	Gas	181504
42-505-34030	HILCORP ENERGY COMPANY	Gas	175917
42-505-34031	HILCORP ENERGY COMPANY	Gas	176267
42-505-34032	HILCORP ENERGY COMPANY	Gas	176033
42-505-34033	HILCORP ENERGY COMPANY	Gas	176001
42-505-34034	HILCORP ENERGY COMPANY	Gas	179099
42-505-34035	HILCORP ENERGY COMPANY	Gas	175918
42-505-34036	HILCORP ENERGY COMPANY	Gas	175790
42-505-34037	EOG Resources, Inc.
42-505-34038	HILCORP ENERGY COMPANY	Gas	176541
42-505-34039	HILCORP ENERGY COMPANY	Gas	176406
42-505-34040	HILCORP ENERGY COMPANY	Gas	176496
42-505-34041	MERIT ENERGY COMPANY	Gas	176473
42-505-34042	HILCORP ENERGY COMPANY	Gas	177247
42-505-34043	MERIT ENERGY COMPANY	Gas	176273
42-505-34044	SMITH PRODUCTION INC.	Gas	175528
42-505-34045	EEX E&P COMPANY, L.P.	Gas	177037
42-505-34046	HILCORP ENERGY COMPANY	Gas	176817
42-505-34047	EOG Resources, Inc.
42-505-34048	SMITH PRODUCTION INC.	Gas	176269
42-505-34049	HILCORP ENERGY COMPANY	Gas	176680
42-505-34050	DOMINION OKLAHOMA TEXAS E&P, INC	Gas	176393
42-505-34051	XTO ENERGY INC.	Gas	179323
42-505-34052	HILCORP ENERGY COMPANY	Gas	176850
42-505-34053	HILCORP ENERGY COMPANY	Gas	176978
42-505-34054	HILCORP ENERGY COMPANY	Gas	176253
42-505-34055	SILVER FOX OIL & GAS LLC	Gas	176326
42-505-34056	BLACKBEARD OPERATING, LLC	Gas	176449
42-505-34057	HILCORP ENERGY COMPANY	Gas	177719
42-505-34058	HILCORP ENERGY COMPANY	Gas	177268
42-505-34059	HILCORP ENERGY COMPANY	Gas	176272
42-505-34060	HILCORP ENERGY COMPANY	Gas	180460
42-505-34061	HILCORP ENERGY COMPANY	Gas	176866
42-505-34062	HILCORP ENERGY COMPANY	Gas	177204
42-505-34063	HILCORP ENERGY COMPANY	Gas	180542
42-505-34064	HILCORP ENERGY COMPANY	Gas	178150
42-505-34065	RICOCHET ENERGY, INC.
42-505-34066	XTO ENERGY INC.	Gas	179216
42-505-34067	HILCORP ENERGY COMPANY	Gas	183580
42-505-34068	KOVAR OPERATING, LLC	Oil	12728
42-505-34069	HILCORP ENERGY COMPANY	Gas	178029
42-505-34070	BLACKBEARD OPERATING, LLC	Gas	177860
42-505-34071	XTO ENERGY INC.	Gas	179917
42-505-34072	HILCORP ENERGY COMPANY	Gas	177098
42-505-34073	Houston Exploration Company, The	Gas	177207
42-505-34074	HILCORP ENERGY COMPANY	Gas	178477
42-505-34075	MERIT ENERGY COMPANY	Gas	183998
42-505-34076	MERIT ENERGY COMPANY	Gas	179400
42-505-34077	MERIT ENERGY COMPANY	Gas	182478
42-505-34078	MERIT ENERGY COMPANY	Gas	179723
42-505-34079	HILCORP ENERGY COMPANY	Gas	178735
42-505-34080	HILCORP ENERGY COMPANY	Gas	176919
42-505-34081	North Central Oil Corp.	Gas	177261
42-505-34082	HILCORP ENERGY COMPANY	Gas	176843
42-505-34083	HILCORP ENERGY COMPANY	Gas	177206
42-505-34084	MERIT ENERGY COMPANY	Gas	177024
42-505-34085	BXP OPERATING, LLC	Gas	178066
42-505-34086	HILCORP ENERGY COMPANY	Gas	226643
42-505-34087	HILCORP ENERGY COMPANY	Gas	177262
42-505-34088	Conoco Inc.	Gas	177675
42-505-34089	SMITH PRODUCTION INC.	Gas	176573
42-505-34090	BLACKBEARD OPERATING, LLC	Gas	177843
42-505-34091	HILCORP ENERGY COMPANY	Gas	177331
42-505-34092	HILCORP ENERGY COMPANY	Gas	177301
42-505-34093	Conoco Inc.	Gas	179267
42-505-34094	HILCORP ENERGY COMPANY	Gas	226625
42-505-34095	Coastal Oil & Gas Corporation
42-505-34096	Houston Exploration Company, The	Gas	177673
42-505-34097	HILCORP ENERGY COMPANY	Gas	179052
42-505-34098	CHESAPEAKE OPERATING, INC.	Gas	179100
42-505-34099	EAGLE ENERGY RESOURCES, LLC	Gas	178461
42-505-34100	SMITH PRODUCTION INC.	Gas	176950
42-505-34101	HILCORP ENERGY COMPANY	Gas	177170
42-505-34102	SMITH PRODUCTION INC.	Gas	177716
42-505-34103	HILCORP ENERGY COMPANY	Gas	177452
42-505-34104	BLACKBEARD OPERATING, LLC	Gas	177041
42-505-34105	HILCORP ENERGY COMPANY	Gas	177255
42-505-34106	HILCORP ENERGY COMPANY	Gas	177875
42-505-34107	Conoco Inc.
42-505-34108	HILCORP ENERGY COMPANY	Gas	178594
42-505-34109	NATURAL GAS PIPELINE CO OF AMER.
42-505-34110	MIDCON TEXAS PL OPERATOR, INC.
42-505-34111	BLACKBEARD OPERATING, LLC	Gas	177165
42-505-34112	DOMINION OKLAHOMA TEXAS E&P, INC	Gas	182621
42-505-34113	KILLAM OIL CO., LTD.	Gas	178065
42-505-34114	EOG Resources, Inc.	Gas	178215
42-505-34115	CONOCOPHILLIPS COMPANY	Gas	180492
42-505-34116	HILCORP ENERGY COMPANY	Gas	177231
42-505-34117	XTO ENERGY INC.	Gas	179529
42-505-34118	CREST RESOURCES, INC.	Gas	180423
42-505-34119	Conoco Inc.
42-505-34120	HILCORP ENERGY COMPANY	Gas	177640
42-505-34121	HILCORP ENERGY COMPANY	Gas	178463
42-505-34122	ROCKDALE ENERGY, LLC	Gas	179016
42-505-34123	HILCORP ENERGY COMPANY	Gas	177867
42-505-34124	SMITH PRODUCTION INC.	Gas	177401
42-505-34125	HILCORP ENERGY COMPANY	Gas	178012
42-505-34126	HILCORP ENERGY COMPANY	Gas	178027
42-505-34127	BLACKBEARD OPERATING, LLC	Gas	177523
42-505-34128	BLACKBEARD OPERATING, LLC	Gas	177534
42-505-34129	CONOCOPHILLIPS COMPANY	Gas	177870
42-505-34130	CONOCOPHILLIPS COMPANY	Gas	177906
42-505-34131	HILCORP ENERGY COMPANY	Gas	178210
42-505-34132	Houston Exploration Company, The
42-505-34133	ARETE OPERATING COMPANY, LLC	Gas	178833
42-505-34134	HILCORP ENERGY COMPANY	Gas	179883
42-505-34135	HILCORP ENERGY COMPANY	Gas	178774
42-505-34136	CONOCOPHILLIPS COMPANY	Gas	178868
42-505-34137	BLACKBEARD OPERATING, LLC	Gas	179864
42-505-34138	CONOCOPHILLIPS COMPANY	Gas	179774
42-505-34139	HILCORP ENERGY COMPANY	Gas	179104
42-505-34140	MERIT ENERGY COMPANY	Gas	178540
42-505-34141	POGO PRODUCING COMPANY LLC	Gas	184066
42-505-34142	XTO ENERGY INC.	Gas	179972
42-505-34143	MERIT ENERGY COMPANY	Gas	178254
42-505-34144	MERIT ENERGY COMPANY	Gas	179718
42-505-34145	HILCORP ENERGY COMPANY	Gas	180187
42-505-34146	HILCORP ENERGY COMPANY	Gas	179574
42-505-34147	MOTE RESOURCES, INC.
42-505-34148	TRI-C RESOURCES, INC.	Gas	184837
42-505-34149	HILCORP ENERGY COMPANY	Gas	179524
42-505-34150	Houston Exploration Company, The	Gas	178280
42-505-34151	HILCORP ENERGY COMPANY	Gas	179570
42-505-34152	HILCORP ENERGY COMPANY	Gas	180266
42-505-34153
42-505-34154	SMITH PRODUCTION INC.	Gas	178137
42-505-34155	North Central Oil Corp.
42-505-34156	POGO PRODUCING COMPANY LLC	Gas	183479
42-505-34157
42-505-34158	HILCORP ENERGY COMPANY	Gas	181317
42-505-34159	HILCORP ENERGY COMPANY	Gas	179920
42-505-34160	HILCORP ENERGY COMPANY	Gas	179139
42-505-34161	HILCORP ENERGY COMPANY	Gas	179105
42-505-34162	HILCORP ENERGY COMPANY	Gas	180142
42-505-34163	North Central Oil Corp.	Gas	179221
42-505-34164	MERIT ENERGY COMPANY	Gas	188052
42-505-34165	ARETE OPERATING COMPANY, LLC	Gas	178876
42-505-34166	HILCORP ENERGY COMPANY	Gas	179564
42-505-34167	ROCKDALE ENERGY, LLC	Gas	181139
42-505-34168	SANCHEZ OIL & GAS CORPORATION	Gas	179048
42-505-34169	HILCORP ENERGY COMPANY	Gas	179846
42-505-34170	HILCORP ENERGY COMPANY	Gas	179512
42-505-34171	HILCORP ENERGY COMPANY	Gas	179225
42-505-34172	MOTE RESOURCES, INC.
42-505-34173	HILCORP ENERGY COMPANY	Gas	179304
42-505-34174	SMITH PRODUCTION INC.	Gas	178528
42-505-34175	HILCORP ENERGY COMPANY	Gas	180033
42-505-34176	HILCORP ENERGY COMPANY	Gas	179850
42-505-34177	HILCORP ENERGY COMPANY	Gas	179656
42-505-34178	Conoco Inc.	Gas	179565
42-505-34179	MERIT ENERGY COMPANY	Gas	179396
42-505-34180	MERIT ENERGY COMPANY	Gas	179855
42-505-34181	MERIT ENERGY COMPANY	Gas	179299
42-505-34182	MERIT ENERGY COMPANY	Gas	180933
42-505-34183	HILCORP ENERGY COMPANY	Gas	180129
42-505-34184	XTO ENERGY INC.	Gas	181476
42-505-34185	MOTE RESOURCES, INC.
42-505-34186	HILCORP ENERGY COMPANY	Gas	179830
42-505-34187	MERIT ENERGY COMPANY	Gas	180289
42-505-34188	HILCORP ENERGY COMPANY	Gas	179958
42-505-34189	HILCORP ENERGY COMPANY	Gas	180541
42-505-34190	CODY ENERGY LLC	Gas	182779
42-505-34191	HILCORP ENERGY COMPANY	Gas	180206
42-505-34192	BLACKBEARD OPERATING, LLC	Gas	183446
42-505-34193	BLACKBEARD OPERATING, LLC	Gas	183264
42-505-34194	HILCORP ENERGY COMPANY	Gas	180490
42-505-34195	HILCORP ENERGY COMPANY	Gas	180282
42-505-34196	CONOCOPHILLIPS COMPANY	Gas	179908
42-505-34197	CONOCOPHILLIPS COMPANY	Gas	183106
42-505-34198	MOTE RESOURCES, INC.
42-505-34199	KOVAR OPERATING, LLC	Oil	13036
42-505-34200	Conoco Inc.
42-505-34201	HILCORP ENERGY COMPANY	Gas	179881
42-505-34202	CHESAPEAKE OPERATING, L.L.C.	Gas	180038
42-505-34203	HILCORP ENERGY COMPANY	Gas	180702
42-505-34204	DOMINION EXPL. & PROD., INC.	Gas	183900
42-505-34205	BLACKBEARD OPERATING, LLC	Gas	188007
42-505-34206	HILCORP ENERGY COMPANY	Gas	181190
42-505-34207	HILCORP ENERGY COMPANY	Gas	180336
42-505-34208	EOG Resources, Inc.
42-505-34209	Conoco Inc.
42-505-34210	HILCORP ENERGY COMPANY	Gas	180788
42-505-34211	HILCORP ENERGY COMPANY	Gas	181217
42-505-34212	HILCORP ENERGY COMPANY	Gas	187084
42-505-34213	HILCORP ENERGY COMPANY	Gas	179909
42-505-34214	HILCORP ENERGY COMPANY	Gas	180507
42-505-34215	EOG Resources, Inc.
42-505-34216	Houston Exploration Company, The	Gas	180029
42-505-34217	POGO PRODUCING COMPANY LLC	Gas	180391
42-505-34218	MOTE RESOURCES, INC.
42-505-34219	HILCORP ENERGY COMPANY	Gas	180285
42-505-34220	HILCORP ENERGY COMPANY	Gas	183409
42-505-34221	HILCORP ENERGY COMPANY	Gas	180745
42-505-34222	ARETE OPERATING COMPANY, LLC	Gas	180612
42-505-34223	HILCORP ENERGY COMPANY	Gas	181169
42-505-34224	HILCORP ENERGY COMPANY	Gas	182804
42-505-34225	HILCORP ENERGY COMPANY	Gas	182322
42-505-34226	Conoco Inc.
42-505-34227	CONOCOPHILLIPS COMPANY	Gas	194594
42-505-34228	HILCORP ENERGY COMPANY	Gas	180947
42-505-34229	HILCORP ENERGY COMPANY	Gas	180582
42-505-34230	XTO ENERGY INC.	Gas	182492
42-505-34231	GECKO OIL & GAS, INC.
42-505-34232	HILCORP ENERGY COMPANY	Gas	181816
42-505-34233	HILCORP ENERGY COMPANY	Gas	181186
42-505-34234	HILCORP ENERGY COMPANY	Gas	181737
42-505-34235	HILCORP ENERGY COMPANY	Gas	181151
42-505-34236	HILCORP ENERGY COMPANY	Gas	181581
42-505-34237	POGO PRODUCING COMPANY LLC	Gas	181424
42-505-34238	PG&E TEXAS PIPELINE, L.P.
42-505-34239	ROCKDALE ENERGY, LLC	Gas	184344
42-505-34240	MARWELL PETROLEUM LTD PARTNRSHIP	Gas	181451
42-505-34241	HILCORP ENERGY COMPANY	Gas	182108
42-505-34242	CONOCOPHILLIPS COMPANY	Gas	182102
42-505-34243	HILCORP ENERGY COMPANY	Gas	181201
42-505-34244	CB ENERGY, LLC
42-505-34245	HILCORP ENERGY COMPANY	Gas	181195
42-505-34246	BLACKBEARD OPERATING, LLC	Gas	180622
42-505-34247	HILCORP ENERGY COMPANY	Gas	184848
42-505-34248	HILCORP ENERGY COMPANY	Gas	181660
42-505-34249	HILCORP ENERGY COMPANY	Gas	182981
42-505-34250	SAMSON LONE STAR LP
42-505-34251	HILCORP ENERGY COMPANY	Gas	182700
42-505-34252	HILCORP ENERGY COMPANY	Gas	183442
42-505-34253	HILCORP ENERGY COMPANY	Gas	182796
42-505-34254	HILCORP ENERGY COMPANY	Gas	181532
42-505-34255	HILCORP ENERGY COMPANY	Gas	181200
42-505-34256	HILCORP ENERGY COMPANY	Gas	181688
42-505-34257	Conoco Inc.
42-505-34258	Conoco Inc.
42-505-34259	HILCORP ENERGY COMPANY	Gas	182094
42-505-34260	HILCORP ENERGY COMPANY	Gas	182919
42-505-34261	HILCORP ENERGY COMPANY	Gas	181440
42-505-34262	HILCORP ENERGY COMPANY	Gas	183174
42-505-34263	CHESAPEAKE OPERATING, L.L.C.	Gas	182216
42-505-34264	MED-LOZ LEASE SERVICE, INC.
42-505-34265	WHITE OAK OPERATING COMPANY LLC	Gas	181323
42-505-34266	HILCORP ENERGY COMPANY	Gas	181736
42-505-34267	HILCORP ENERGY COMPANY	Gas	181694
42-505-34268	HILCORP ENERGY COMPANY	Gas	182714
42-505-34269	MERIT ENERGY COMPANY	Gas	182938
42-505-34270	XTO ENERGY INC.	Gas	183916
42-505-34272	HILCORP ENERGY COMPANY	Gas	182951
42-505-34273	ARETE OPERATING COMPANY, LLC	Gas	181693
42-505-34274	HILCORP ENERGY COMPANY	Gas	183600
42-505-34275	KILLAM OIL CO., LTD.	Gas	186121
42-505-34276	Houston Exploration Company, The	Gas	182170
42-505-34277	Houston Exploration Company, The	Gas	183352
42-505-34278	DOMINION EXPL. & PROD., INC.
42-505-34279	DOMINION OKLAHOMA TEXAS E&P, INC	Gas	185570
42-505-34280	MERIT ENERGY COMPANY	Gas	214833
42-505-34281	MERIT ENERGY COMPANY	Gas	184352
42-505-34282	HILCORP ENERGY COMPANY	Gas	184341
42-505-34283	EOG Resources, Inc.	Gas	184148
42-505-34284	HILCORP ENERGY COMPANY	Gas	183449
42-505-34285	OXY USA INC.	Gas	183785
42-505-34286	Conoco Inc.
42-505-34287	North Central Oil Corp.	Gas	186039
42-505-34288	MERIT ENERGY COMPANY	Gas	186017
42-505-34289	MERIT ENERGY COMPANY	Gas	186985
42-505-34290	MERIT ENERGY COMPANY	Gas	185373
42-505-34291	HILCORP ENERGY COMPANY	Gas	182718
42-505-34292	HILCORP ENERGY COMPANY	Gas	182135
42-505-34293	HILCORP ENERGY COMPANY	Gas	182120
42-505-34294	BLACKBEARD OPERATING, LLC	Gas	188002
42-505-34295	CALPINE NATURAL GAS L.P.	Gas	181788
42-505-34296	HILCORP ENERGY COMPANY	Gas	183137
42-505-34297	MERIT ENERGY COMPANY	Gas	184873
42-505-34298	MERIT ENERGY COMPANY	Gas	199635
42-505-34299	ARETE OPERATING COMPANY, LLC	Gas	183462
42-505-34300	Houston Exploration Company, The
42-505-34301	HILCORP ENERGY COMPANY	Gas	182789
42-505-34302	CHEVRON U. S. A. INC.	Gas	184149
42-505-34303	CHEVRON U. S. A. INC.	Gas	185372
42-505-34304	CHEVRON U. S. A. INC.	Gas	186646
42-505-34305	SMITH PRODUCTION INC.	Gas	184553
42-505-34306	DOMINION EXPL. & PROD., INC.	Gas	183651
42-505-34307	HILCORP ENERGY COMPANY	Gas	183308
42-505-34308	HILCORP ENERGY COMPANY	Gas	186257
42-505-34309	HILCORP ENERGY COMPANY	Gas	184106
42-505-34310	MERIT ENERGY COMPANY	Gas	186194
42-505-34311	HILCORP ENERGY COMPANY	Gas	183471
42-505-34312	HILCORP ENERGY COMPANY	Gas	183938
42-505-34313	HILCORP ENERGY COMPANY	Gas	183468
42-505-34314	HILCORP ENERGY COMPANY	Gas	187032
42-505-34315	MERIT ENERGY COMPANY	Gas	183085
42-505-34316	BUSTAMANTE OIL COMPANY	Gas	184854
42-505-34317	HILCORP ENERGY COMPANY	Gas	184435
42-505-34318	KOVAR OPERATING, LLC	Gas	183782
42-505-34319	ROCKDALE ENERGY, LLC	Gas	184483
42-505-34320	North Central Oil Corp.	Gas	186651
42-505-34321	HILCORP ENERGY COMPANY	Gas	183546
42-505-34322	MICHAEL PETROLEUM CORPORATION
42-505-34323	CALPINE NATURAL GAS L.P.	Gas	186861
42-505-34324	BLACKBEARD OPERATING, LLC	Gas	182805
42-505-34325	HILCORP ENERGY COMPANY	Gas	182966
42-505-34326	HILCORP ENERGY COMPANY	Gas	184443
42-505-34327	XTO ENERGY INC.	Gas	188718
42-505-34328	CHEVRON U. S. A. INC.	Gas	185743
42-505-34329	BLACKBEARD OPERATING, LLC	Gas	183483
42-505-34330	Conoco Inc.
42-505-34331	COLUMBUS ENERGY, LLC	Gas	186256
42-505-34332	HILCORP ENERGY COMPANY	Gas	185565
42-505-34333	HILCORP ENERGY COMPANY	Gas	194921
42-505-34334	HILCORP ENERGY COMPANY	Gas	187474
42-505-34335	UNITED RESOURCES, LP	Gas	189145
42-505-34336	XTO ENERGY INC.	Gas	188114
42-505-34337	HILCORP ENERGY COMPANY	Gas	183856
42-505-34338	HILCORP ENERGY COMPANY	Gas	183089
42-505-34339	HILCORP ENERGY COMPANY	Gas	185680
42-505-34340	HILCORP ENERGY COMPANY	Gas	188046
42-505-34341	BXP OPERATING, LLC	Gas	188216
42-505-34342	CONOCOPHILLIPS COMPANY	Gas	184491
42-505-34343	COLUMBUS ENERGY, LLC	Gas	186564
42-505-34344	CHEVRON U. S. A. INC.	Gas	186650
42-505-34345	EOG Resources, Inc.	Gas	183702
42-505-34346	HILCORP ENERGY COMPANY	Gas	185549
42-505-34347	MERIT ENERGY COMPANY	Gas	187147
42-505-34348	HILCORP ENERGY COMPANY	Gas	186058
42-505-34349	HILCORP ENERGY COMPANY	Gas	187471
42-505-34350	ELLIOTT OIL & GAS COMPANY	Gas	186219
42-505-34351	ELLIOTT OIL & GAS OPERATING CO.	Gas	197457
42-505-34352	XTO ENERGY INC.	Gas	186512
42-505-34353	DOMINION OKLAHOMA TEXAS E&P, INC	Gas	186207
42-505-34354	COX, MARTIN REGAN
42-505-34355	HILCORP ENERGY COMPANY	Gas	186612
42-505-34356	HILCORP ENERGY COMPANY	Gas	183380
42-505-34357	SMITH PRODUCTION INC.	Gas	183853
42-505-34358	DOMINION EXPL. & PROD., INC.	Gas	190856
42-505-34359	CONOCOPHILLIPS COMPANY	Gas	194901
42-505-34360	DOMINION EXPL. & PROD., INC.	Gas	190608
42-505-34361	HILCORP ENERGY COMPANY	Gas	184741
42-505-34362	HILCORP ENERGY COMPANY	Gas	186792
42-505-34363	XTO ENERGY INC.	Gas	187365
42-505-34364	XTO ENERGY INC.	Gas	201409
42-505-34365	SANCHEZ OIL & GAS CORPORATION
42-505-34366	EOG Resources, Inc.	Gas	185275
42-505-34367	HILCORP ENERGY COMPANY	Gas	185040
42-505-34368	HILCORP ENERGY COMPANY	Gas	185028
42-505-34369	CODY ENERGY LLC
42-505-34370	HILCORP ENERGY COMPANY	Gas	184829
42-505-34371	HILCORP ENERGY COMPANY	Gas	189743
42-505-34372	HILCORP ENERGY COMPANY	Gas	185744
42-505-34373	HILCORP ENERGY COMPANY	Gas	186727
42-505-34374	HILCORP ENERGY COMPANY	Gas	185156
42-505-34375	Houston Exploration Company, The	Gas	184640
42-505-34376	U.S. ENERCORP, LLC
42-505-34377	SMITH PRODUCTION INC.	Gas	185104
42-505-34378	ELLIOTT OIL & GAS COMPANY
42-505-34379	ELLIOTT OIL & GAS OPERATING CO.	Gas	185900
42-505-34380	ELLIOTT OIL & GAS COMPANY
42-505-34381
42-505-34382	MERIT ENERGY COMPANY	Gas	186781
42-505-34383	HILCORP ENERGY COMPANY	Gas	186834
42-505-34384	HILCORP ENERGY COMPANY	Gas	185463
42-505-34385	HUGHES, DAN A. COMPANY, L.P.	Gas	252738
42-505-34386	HILCORP ENERGY COMPANY	Gas	186147
42-505-34387	MERIT ENERGY COMPANY	Gas	185718
42-505-34388	Houston Exploration Company, The
42-505-34389	Houston Exploration Company, The	Gas	186654
42-505-34390	HILCORP ENERGY COMPANY	Gas	186145
42-505-34391	HILCORP ENERGY COMPANY	Gas	185866
42-505-34392	DEVON ENERGY PRODUCTION CO, L.P.
42-505-34393	HILCORP ENERGY COMPANY	Gas	186791
42-505-34394	CONOCOPHILLIPS COMPANY	Gas	255568
42-505-34395	HILCORP ENERGY COMPANY	Gas	186733
42-505-34396	SMITH PRODUCTION INC.	Gas	185406
42-505-34397	EOG Resources, Inc.	Gas	186870
42-505-34399	HILCORP ENERGY COMPANY	Gas	187667
42-505-34400	HILCORP ENERGY COMPANY	Gas	190009
42-505-34401	MERIT ENERGY COMPANY	Gas	185547
42-505-34402	ELLIOTT OIL & GAS COMPANY	Gas	192785
42-505-34403	HILCORP ENERGY COMPANY	Gas	186656
42-505-34404	Houston Exploration Company, The
42-505-34407	HILCORP ENERGY COMPANY	Gas	186162
42-505-34408	ZAPATA OIL PARTNERS, L.L.C.	Gas	188502
42-505-34409	ROCKDALE ENERGY, LLC	Gas	188524
42-505-34410	HILCORP ENERGY COMPANY	Gas	188691
42-505-34411	HILCORP ENERGY COMPANY	Gas	188180
42-505-34412	HILCORP ENERGY COMPANY	Gas	187252
42-505-34413	HILCORP ENERGY COMPANY	Gas	187510
42-505-34414	HILCORP ENERGY COMPANY	Gas	186802
42-505-34415	HILCORP ENERGY COMPANY	Gas	186742
42-505-34416	HILCORP ENERGY COMPANY	Gas	189070
42-505-34417
42-505-34418	HILCORP ENERGY COMPANY	Gas	186782
42-505-34419	SMITH PRODUCTION INC.	Gas	186016
42-505-34420	HILCORP ENERGY COMPANY	Gas	187268
42-505-34421	CONOCOPHILLIPS COMPANY	Gas	194559
42-505-34422	ARETE OPERATING COMPANY, LLC	Gas	189389
42-505-34423	Conoco Inc.
42-505-34424	XTO ENERGY INC.	Gas	189767
42-505-34425	MERIT ENERGY COMPANY	Gas	214836
42-505-34426	MERIT ENERGY COMPANY	Gas	214105
42-505-34427	MERIT ENERGY COMPANY	Gas	186828
42-505-34428	MERIT ENERGY COMPANY	Gas	186658
42-505-34429	MERIT ENERGY COMPANY	Gas	196146
42-505-34430	MERIT ENERGY COMPANY	Gas	187981
42-505-34432	DOMINION OKLAHOMA TEXAS E&P, INC	Gas	186726
42-505-34433	HILCORP ENERGY COMPANY	Gas	187300
42-505-34434	TEJAS GAS PIPELINE, L.P.
42-505-34435	EOG Resources, Inc.
42-505-34436	CONOCOPHILLIPS COMPANY
42-505-34437	HILCORP ENERGY COMPANY	Gas	188154
42-505-34438	MERIT ENERGY COMPANY	Gas	187852
42-505-34439	TRANSPACIFIC ENERGY, LLC	Gas	188356
42-505-34440	Houston Exploration Company, The
42-505-34441	North Central Oil Corp.
42-505-34442	BLACKBEARD OPERATING, LLC	Gas	186378
42-505-34443	CODY ENERGY LLC
42-505-34444	HILCORP ENERGY COMPANY	Gas	189994
42-505-34445	CHESAPEAKE OPERATING, INC.	Gas	188680
42-505-34446	SMITH PRODUCTION INC.	Gas	186991
42-505-34447	SMITH PRODUCTION INC.	Gas	186794
42-505-34448	HILCORP ENERGY COMPANY	Gas	188120
42-505-34449	HILCORP ENERGY COMPANY	Gas	188239
42-505-34450	MERIT ENERGY COMPANY	Gas	187697
42-505-34451	BELLOWS, DEWEY OPER. CO., LTD.	Gas	204279
42-505-34452	MERIT ENERGY COMPANY	Gas	188004
42-505-34453	XTO ENERGY INC.	Gas	190097
42-505-34454	HILCORP ENERGY COMPANY	Gas	189951
42-505-34455	HILCORP ENERGY COMPANY	Gas	193705
42-505-34456	HILCORP ENERGY COMPANY	Gas	214197
42-505-34457	MERIT ENERGY COMPANY	Gas	188050
42-505-34458	DREYFUS, LOUIS NATURAL GAS CORP
42-505-34459	HILCORP ENERGY COMPANY	Gas	187913
42-505-34460	HILCORP ENERGY COMPANY	Gas	188014
42-505-34461	Conoco Inc.
42-505-34462	HILCORP ENERGY COMPANY	Gas	188139
42-505-34463	HILCORP ENERGY COMPANY	Gas	191819
42-505-34464	Conoco Inc.
42-505-34465	TEXANA OPERATING COMPANY
42-505-34466	MERIT ENERGY COMPANY	Gas	189670
42-505-34467	MERIT ENERGY COMPANY	Gas	188523
42-505-34468	HILCORP ENERGY COMPANY	Gas	188503
42-505-34469	HILCORP ENERGY COMPANY	Gas	188516
42-505-34470	MERIT ENERGY COMPANY	Gas	188684
42-505-34471	HILCORP ENERGY COMPANY	Gas	190135
42-505-34472	Houston Exploration Company, The	Gas	193110
42-505-34473	HILCORP ENERGY COMPANY	Gas	190130
42-505-34474	HILCORP ENERGY COMPANY	Gas	189896
42-505-34475	Conoco Inc.
42-505-34476	HILCORP ENERGY COMPANY	Gas	190022
42-505-34477	SMITH PRODUCTION INC.	Gas	187934
42-505-34478	HILCORP ENERGY COMPANY	Gas	189120
42-505-34479	Houston Exploration Company, The	Gas	193108
42-505-34480	HILCORP ENERGY COMPANY	Gas	191714
42-505-34481	ROCKDALE ENERGY, LLC	Gas	190220
42-505-34482	MERIT ENERGY COMPANY	Gas	188143
42-505-34483	MERIT ENERGY COMPANY	Gas	189384
42-505-34484	HILCORP ENERGY COMPANY	Gas	189148
42-505-34485	HILCORP ENERGY COMPANY	Gas	189240
42-505-34486	KILLAM OIL CO., LTD.	Gas	192103
42-505-34487	XTO ENERGY INC.	Gas	191625
42-505-34488	XTO ENERGY INC.	Gas	189399
42-505-34489	MERIT ENERGY COMPANY	Gas	189969
42-505-34490	MERIT ENERGY COMPANY	Gas	189305
42-505-34491	HILCORP ENERGY COMPANY	Gas	194677
42-505-34492	HILCORP ENERGY COMPANY	Gas	190874
42-505-34493	HILCORP ENERGY COMPANY	Gas	190766
42-505-34494	MERIT ENERGY COMPANY	Gas	189721
42-505-34495	Houston Exploration Company, The
42-505-34496	MOTE RESOURCES, INC.
42-505-34497	MOTE RESOURCES, INC.
42-505-34498	MERIT ENERGY COMPANY	Gas	189348
42-505-34499	MERIT ENERGY COMPANY	Gas	188904
42-505-34500	MERIT ENERGY COMPANY	Gas	189427
42-505-34501	POGO PRODUCING COMPANY	Gas	189377
42-505-34502	SMITH PRODUCTION INC.	Gas	188853
42-505-34503	CHESAPEAKE OPERATING, INC.	Gas	200485
42-505-34504	HILCORP ENERGY COMPANY	Gas	188858
42-505-34505	HILCORP ENERGY COMPANY	Gas	194261
42-505-34506	HILCORP ENERGY COMPANY	Gas	194027
42-505-34507	HILCORP ENERGY COMPANY	Gas	189858
42-505-34508	SMITH PRODUCTION INC.	Gas	189375
42-505-34509	HILCORP ENERGY COMPANY	Gas	190282
42-505-34510	ELLIOTT OIL & GAS COMPANY
42-505-34511	HILCORP ENERGY COMPANY	Gas	191125
42-505-34512	KEY ENERGY OF COLORADO, INC.
42-505-34513	HILCORP ENERGY COMPANY	Gas	190248
42-505-34514	XTO ENERGY INC.	Gas	190707
42-505-34515	HILCORP ENERGY COMPANY	Gas	189671
42-505-34516	CONOCOPHILLIPS COMPANY	Gas	189566
42-505-34517	Conoco Inc.
42-505-34518	HILCORP ENERGY COMPANY	Gas	199338
42-505-34519	HILCORP ENERGY COMPANY	Gas	190539
42-505-34520	BEEHIVE OPERATING, LLC	Gas	191414
42-505-34521	HILCORP ENERGY COMPANY	Gas	191279
42-505-34522	ROCKDALE ENERGY, LLC	Gas	191584
42-505-34523	MERIT ENERGY COMPANY	Gas	190808
42-505-34524	MERIT ENERGY COMPANY	Gas	190383
42-505-34525	MERIT ENERGY COMPANY	Gas	190381
42-505-34526	MERIT ENERGY COMPANY	Gas	189866
42-505-34527	MERIT ENERGY COMPANY	Gas	190228
42-505-34528	MERIT ENERGY COMPANY	Gas	189965
42-505-34529	HILCORP ENERGY COMPANY	Gas	192937
42-505-34530	HILCORP ENERGY COMPANY	Gas	190000
42-505-34531	HILCORP ENERGY COMPANY	Gas	192471
42-505-34532	MERIT ENERGY COMPANY	Gas	192316
42-505-34533	SMITH PRODUCTION INC.	Gas	189425
42-505-34534	HILCORP ENERGY COMPANY	Gas	190005
42-505-34535	MERIT ENERGY COMPANY	Gas	230873
42-505-34536	HILCORP ENERGY COMPANY	Gas	190709
42-505-34537	EL PASO PRODUCTION OIL & GAS CO.
42-505-34538	HILCORP ENERGY COMPANY	Gas	190803
42-505-34539	HILCORP ENERGY COMPANY	Gas	190951
42-505-34540	Conoco Inc.
42-505-34541	HILCORP ENERGY COMPANY	Gas	191362
42-505-34542	SMITH PRODUCTION INC.	Gas	191101
42-505-34543	BEEHIVE OPERATING, LLC	Gas	191409
42-505-34544	XTO ENERGY INC.	Gas	191850
42-505-34545	HILCORP ENERGY COMPANY	Gas	190024
42-505-34546	FORBES, C. C. COMPANY	Gas	193101
42-505-34547	HILCORP ENERGY COMPANY	Gas	190831
42-505-34548	HILCORP ENERGY COMPANY	Gas	192988
42-505-34549	MERIT ENERGY COMPANY	Gas	202386
42-505-34550	MERIT ENERGY COMPANY	Gas	192463
42-505-34551	North Central Oil Corp.
42-505-34552	HILCORP ENERGY COMPANY	Gas	190648
42-505-34553	HILCORP ENERGY COMPANY	Gas	190616
42-505-34554	HILCORP ENERGY COMPANY	Gas	191396
42-505-34555	Houston Exploration Company, The	Gas	193099
42-505-34556	MAGNA OPERATING, LLC	Gas	191848
42-505-34557	HILCORP ENERGY COMPANY	Gas	192098
42-505-34558	HILCORP ENERGY COMPANY	Gas	191635
42-505-34559	HILCORP ENERGY COMPANY	Gas	194513
42-505-34560	HILCORP ENERGY COMPANY	Gas	191712
42-505-34561	HILCORP ENERGY COMPANY	Gas	191696
42-505-34562	COMSTOCK OIL & GAS, LP	Gas	194237
42-505-34563	HILCORP ENERGY COMPANY	Gas	190377
42-505-34564	HILCORP ENERGY COMPANY	Gas	191718
42-505-34565	HILCORP ENERGY COMPANY	Gas	191644
42-505-34566	POGO PRODUCING COMPANY LLC	Gas	190866
42-505-34567	MERIT ENERGY COMPANY	Gas	191691
42-505-34568	North Central Oil Corp.
42-505-34569	CHEVRON U. S. A. INC.
42-505-34570	HILCORP ENERGY COMPANY	Gas	192225
42-505-34571	HILCORP ENERGY COMPANY	Gas	191730
42-505-34572	HILCORP ENERGY COMPANY	Gas	191824
42-505-34573	WINDRUSH OPERATING CO., L.L.C.	Gas	191633
42-505-34574	HILCORP ENERGY COMPANY	Gas	197281
42-505-34575	CONOCOPHILLIPS COMPANY	Gas	191692
42-505-34576	HILCORP ENERGY COMPANY	Gas	191104
42-505-34577	HILCORP ENERGY COMPANY	Gas	192419
42-505-34578	BEEHIVE OPERATING, LLC	Gas	192428
42-505-34579	EOG Resources, Inc.
42-505-34580	HILCORP ENERGY COMPANY	Gas	191679
42-505-34581	HILCORP ENERGY COMPANY	Gas	193117
42-505-34582	HILCORP ENERGY COMPANY	Gas	191768
42-505-34583	HILCORP ENERGY COMPANY	Gas	192666
42-505-34584	HILCORP ENERGY COMPANY	Gas	192467
42-505-34585	XTO ENERGY INC.	Gas	191706
42-505-34586	MERIT ENERGY COMPANY	Gas	192312
42-505-34587	EOG Resources, Inc.
42-505-34588	North Central Oil Corp.
42-505-34589	SMITH PRODUCTION INC.	Gas	192307
42-505-34590	SMITH PRODUCTION INC.	Gas	191890
42-505-34591	HILCORP ENERGY COMPANY	Gas	192348
42-505-34592	HILCORP ENERGY COMPANY	Gas	193302
42-505-34593	EL PASO PRODUCTION OIL & GAS CO.
42-505-34594	KINDER MORGAN TEXAS PIPELINE, LP
42-505-34595	XTO ENERGY INC.	Gas	192390
42-505-34596	HILCORP ENERGY COMPANY	Gas	193372
42-505-34597	HILCORP ENERGY COMPANY	Gas	191698
42-505-34598	CHEVRON U. S. A. INC.
42-505-34599	HILCORP ENERGY COMPANY	Gas	192864
42-505-34600	EOG Resources, Inc.	Gas	191702
42-505-34601	HILCORP ENERGY COMPANY	Gas	193100
42-505-34602	HILCORP ENERGY COMPANY	Gas	192851
42-505-34603	MERIT ENERGY COMPANY	Gas	197016
42-505-34604	HILCORP ENERGY COMPANY	Gas	191697
42-505-34605	MERIT ENERGY COMPANY	Gas	192464
42-505-34606	MERIT ENERGY COMPANY	Gas	193287
42-505-34607	MERIT ENERGY COMPANY	Gas	193953
42-505-34608	HILCORP ENERGY COMPANY	Gas	193732
42-505-34609	HILCORP ENERGY COMPANY	Gas	193252
42-505-34610	HILCORP ENERGY COMPANY	Gas	192362
42-505-34611	HILCORP ENERGY COMPANY	Gas	195427
42-505-34612	HILCORP ENERGY COMPANY	Gas	193244
42-505-34613	Houston Exploration Company, The
42-505-34614	XTO ENERGY INC.	Gas	201377
42-505-34615	HILCORP ENERGY COMPANY	Gas	193097
42-505-34616	CONOCOPHILLIPS COMPANY	Gas	192986
42-505-34617	XTO ENERGY INC.	Gas	202589
42-505-34618	CONOCOPHILLIPS COMPANY	Gas	197508
42-505-34619	HILCORP ENERGY COMPANY	Gas	193067
42-505-34620	KILLAM OIL CO., LTD.	Gas	194486
42-505-34621	HILCORP ENERGY COMPANY	Gas	193724
42-505-34623	HILCORP ENERGY COMPANY	Gas	195547
42-505-34624	HILCORP ENERGY COMPANY	Gas	193833
42-505-34625	HILCORP ENERGY COMPANY	Gas	193838
42-505-34626	HILCORP ENERGY COMPANY	Gas	193835
42-505-34627	HILCORP ENERGY COMPANY	Gas	195067
42-505-34628	KILLAM OIL CO., LTD.	Gas	268858
42-505-34629	EOG Resources, Inc.
42-505-34630	HILCORP ENERGY COMPANY	Gas	193508
42-505-34631	HILCORP ENERGY COMPANY	Gas	194260
42-505-34632	HILCORP ENERGY COMPANY	Gas	194012
42-505-34633	HILCORP ENERGY COMPANY	Gas	195529
42-505-34634	MERIT ENERGY COMPANY	Gas	193933
42-505-34635	MERIT ENERGY COMPANY	Gas	194527
42-505-34636	HILCORP ENERGY COMPANY	Gas	193846
42-505-34637	MERIT ENERGY COMPANY	Gas	194408
42-505-34638	MERIT ENERGY COMPANY	Gas	195207
42-505-34639	DOMINION EXPL. & PROD., INC.	Gas	196935
42-505-34640	XTO ENERGY INC.	Gas	196181
42-505-34641	Shell Western E&P	Gas	194868
42-505-34642	Newfield Exploration Company
42-505-34643	HILCORP ENERGY COMPANY	Gas	193866
42-505-34644	HILCORP ENERGY COMPANY	Gas	195598
42-505-34645	HILCORP ENERGY COMPANY	Gas	195195
42-505-34646	HILCORP ENERGY COMPANY	Gas	194252
42-505-34647	HILCORP ENERGY COMPANY	Gas	195087
42-505-34648	HILCORP ENERGY COMPANY	Gas	195203
42-505-34649	HILCORP ENERGY COMPANY	Gas	193924
42-505-34650	CHESAPEAKE OPERATING, INC.	Gas	193716
42-505-34651	HILCORP ENERGY COMPANY	Gas	194822
42-505-34652	HILCORP ENERGY COMPANY	Gas	195093
42-505-34653	BLACKBEARD OPERATING, LLC	Gas	195058
42-505-34654	BLACKBEARD OPERATING, LLC	Gas	195184
42-505-34655	BLACKBEARD OPERATING, LLC	Gas	194256
42-505-34656	SMITH PRODUCTION INC.	Gas	195432
42-505-34657	SMITH PRODUCTION INC.	Gas	195281
42-505-34658	XTO ENERGY INC.	Gas	194629
42-505-34659	PROLINE ENERGY RESOURCES INC	Gas	201177
42-505-34660	HILCORP ENERGY COMPANY	Gas	195366
42-505-34661	HILCORP ENERGY COMPANY	Gas	194551
42-505-34662	MERIT ENERGY COMPANY	Gas	195059
42-505-34663	HILCORP ENERGY COMPANY	Gas	195177
42-505-34664	HILCORP ENERGY COMPANY	Gas	195367
42-505-34665	HILCORP ENERGY COMPANY	Gas	195137
42-505-34666	MERIT ENERGY COMPANY	Gas	223909
42-505-34667	MERIT ENERGY COMPANY	Gas	194503
42-505-34668	MERIT ENERGY COMPANY	Gas	195602
42-505-34669	HILCORP ENERGY COMPANY	Gas	196767
42-505-34670	HILCORP ENERGY COMPANY	Gas	195198
42-505-34671	HILCORP ENERGY COMPANY	Gas	194692
42-505-34672	HILCORP ENERGY COMPANY	Gas	209816
42-505-34673	HILCORP ENERGY COMPANY	Gas	195922
42-505-34674	HILCORP ENERGY COMPANY	Gas	195605
42-505-34675	HILCORP ENERGY COMPANY	Gas	195200
42-505-34676	EOG Resources, Inc.	Gas	194555
42-505-34677	HILCORP ENERGY COMPANY	Gas	194586
42-505-34678	NOBLE ENERGY INC	Gas	197901
42-505-34679	HILCORP ENERGY COMPANY	Gas	195601
42-505-34680	MERIT ENERGY COMPANY	Gas	198553
42-505-34681	MERIT ENERGY COMPANY	Gas	236586
42-505-34682	MERIT ENERGY COMPANY	Gas	195098
42-505-34683	HILCORP ENERGY COMPANY	Gas	195346
42-505-34684	Houston Exploration Company, The	Gas	196852
42-505-34685	HILCORP ENERGY COMPANY	Gas	196170
42-505-34686	HILCORP ENERGY COMPANY	Gas	195558
42-505-34687	HILCORP ENERGY COMPANY	Gas	196902
42-505-34688	HILCORP ENERGY COMPANY	Gas	196031
42-505-34689	HILCORP ENERGY COMPANY	Gas	195348
42-505-34690	HILCORP ENERGY COMPANY	Gas	195571
42-505-34691	HILCORP ENERGY COMPANY	Gas	196166
42-505-34692	HILCORP ENERGY COMPANY	Gas	196924
42-505-34693	HILCORP ENERGY COMPANY	Gas	197095
42-505-34694	Houston Exploration Company, The	Gas	196956
42-505-34695	HILCORP ENERGY COMPANY	Gas	197092
42-505-34696	HILCORP ENERGY COMPANY	Gas	194973
42-505-34697	CHEVRON U. S. A. INC.
42-505-34698	HILCORP ENERGY COMPANY	Gas	195373
42-505-34699	LAREDO ENERGY
42-505-34700	BLUESTONE NATURAL RESOURCES, LLC	Gas	196220
42-505-34701	HILCORP ENERGY COMPANY	Gas	196589
42-505-34702	SUEMAUR EXPL. & PROD., LLC
42-505-34703	HILCORP ENERGY COMPANY	Gas	196379
42-505-34704	HILCORP ENERGY COMPANY	Gas	199519
42-505-34705	HILCORP ENERGY COMPANY	Gas	196338
42-505-34706	HILCORP ENERGY COMPANY	Gas	197663
42-505-34707	SMITH PRODUCTION INC.	Gas	195216
42-505-34708	HILCORP ENERGY COMPANY	Gas	198821
42-505-34709	ROCKDALE ENERGY, LLC	Gas	196875
42-505-34710	MERIT ENERGY COMPANY	Gas	196221
42-505-34711	CHESAPEAKE OPERATING, INC.	Gas	197579
42-505-34712	HILCORP ENERGY COMPANY	Gas	197062
42-505-34713	HILCORP ENERGY COMPANY	Gas	201880
42-505-34714	MERIT ENERGY COMPANY	Gas	196376
42-505-34715	Houston Exploration Company, The	Gas	196870
42-505-34716	EL PASO E & P COMPANY, L. P.	Gas	196857
42-505-34717	Forest Oil Corporation	Gas	197570
42-505-34718	MERIT ENERGY COMPANY	Gas	229748
42-505-34719	POGO PRODUCING COMPANY LLC	Gas	236588
42-505-34720	HILCORP ENERGY COMPANY	Gas	197883
42-505-34721	HILCORP ENERGY COMPANY	Gas	196927
42-505-34722	HILCORP ENERGY COMPANY	Gas	201075
42-505-34723	HILCORP ENERGY COMPANY	Gas	202920
42-505-34724	HILCORP ENERGY COMPANY	Gas	197097
42-505-34725	MERIT ENERGY COMPANY	Gas	197014
42-505-34726	MERIT ENERGY COMPANY	Gas	196863
42-505-34727	CONOCOPHILLIPS COMPANY
42-505-34728	CONOCOPHILLIPS COMPANY
42-505-34729	CONOCOPHILLIPS COMPANY
42-505-34730	XTO ENERGY INC.	Gas	200885
42-505-34731	XTO ENERGY INC.	Gas	196032
42-505-34732	DOMINION EXPL. & PROD., INC.
42-505-34733	XTO ENERGY INC.	Gas	209646
42-505-34734	HILCORP ENERGY COMPANY	Gas	196022
42-505-34735	VAST OIL TX OPERATING LLC	Gas	195934
42-505-34736	HILCORP ENERGY COMPANY	Gas	198452
42-505-34737	HILCORP ENERGY COMPANY	Gas	198406
42-505-34738	EOG Resources, Inc.	Gas	196269
42-505-34739	MERIT ENERGY COMPANY	Gas	196348
42-505-34740	HILCORP ENERGY COMPANY	Gas	197681
42-505-34741	MERIT ENERGY COMPANY	Gas	196957
42-505-34742	SUEMAUR EXPL. & PROD., LLC
42-505-34743	MERIT ENERGY COMPANY	Gas	198145
42-505-34744	MERIT ENERGY COMPANY	Gas	196864
42-505-34745	CODY ENERGY LLC
42-505-34746	HILCORP ENERGY COMPANY	Gas	197114
42-505-34747	WAGNER & BROWN, LTD.	Gas	197967
42-505-34748	HILCORP ENERGY COMPANY	Gas	196859
42-505-34749	HILCORP ENERGY COMPANY	Gas	198138
42-505-34750	LEGEND NATURAL GAS, LP
42-505-34751	HILCORP ENERGY COMPANY	Gas	198563
42-505-34752	HILCORP ENERGY COMPANY	Gas	198240
42-505-34753	HILCORP ENERGY COMPANY	Gas	204137
42-505-34754	HILCORP ENERGY COMPANY	Gas	198561
42-505-34755	HILCORP ENERGY COMPANY	Gas	197050
42-505-34756	DOMINION EXPL. & PROD., INC.	Gas	204915
42-505-34757	HILCORP ENERGY COMPANY	Gas	199067
42-505-34758	LEGEND NATURAL GAS, LP
42-505-34759	HILCORP ENERGY COMPANY	Gas	197582
42-505-34760	HILCORP ENERGY COMPANY	Gas	197661
42-505-34761	HILCORP ENERGY COMPANY	Gas	197290
42-505-34762	MERIT ENERGY COMPANY	Gas	197704
42-505-34763	MERIT ENERGY COMPANY	Gas	197664
42-505-34764	DOMINION EXPL. & PROD., INC.	Gas	224693
42-505-34765	CONOCOPHILLIPS COMPANY	Gas	202746
42-505-34766	Houston Exploration Company, The	Gas	197096
42-505-34767	COLUMBUS ENERGY, LLC	Gas	197941
42-505-34768	EOG Resources, Inc.	Gas	198550
42-505-34769	LAREDO ENERGY
42-505-34770	HILCORP ENERGY COMPANY	Gas	196843
42-505-34771	HILCORP ENERGY COMPANY	Gas	198863
42-505-34772	HILCORP ENERGY COMPANY	Gas	197113
42-505-34773	MERIT ENERGY COMPANY	Gas	197724
42-505-34774	MERIT ENERGY COMPANY	Gas	198549
42-505-34775	HILCORP ENERGY COMPANY	Gas	198908
42-505-34776	KINDER MORGAN TEJAS PIPELINE, LP
42-505-34777	NOBLE ENERGY INC	Gas	199637
42-505-34778	HILCORP ENERGY COMPANY	Gas	197900
42-505-34779	HILCORP ENERGY COMPANY	Gas	198931
42-505-34780	HILCORP ENERGY COMPANY	Gas	202511
42-505-34781	HILCORP ENERGY COMPANY	Gas	200309
42-505-34782	VAST OIL TX OPERATING LLC	Gas	197063
42-505-34783	XTO ENERGY INC.	Gas	201874
42-505-34784	HILCORP ENERGY COMPANY	Gas	201314
42-505-34785	HILCORP ENERGY COMPANY	Gas	197885
42-505-34786	HILCORP ENERGY COMPANY	Gas	199760
42-505-34787	HILCORP ENERGY COMPANY	Gas	202187
42-505-34788	EOG Resources, Inc.	Gas	200982
42-505-34789	HILCORP ENERGY COMPANY	Gas	229615
42-505-34790	Wagner Oil Company	Gas	197795
42-505-34791	CONOCOPHILLIPS COMPANY	Gas	198872
42-505-34792	HILCORP ENERGY COMPANY	Gas	198542
42-505-34793	COMSTOCK OIL & GAS, INC.	Gas	199693
42-505-34794	DEVON ENERGY PRODUCTION CO, L.P.
42-505-34795	HILCORP ENERGY COMPANY	Gas	199670
42-505-34796	DEVON ENERGY PRODUCTION CO, L.P.
42-505-34797	Houston Exploration Company, The
42-505-34798	HILCORP ENERGY COMPANY	Gas	198423
42-505-34799	HILCORP ENERGY COMPANY	Gas	202105
42-505-34800	HILCORP ENERGY COMPANY	Gas	203847
42-505-34801	MERIT ENERGY COMPANY	Gas	198384
42-505-34802	MERIT ENERGY COMPANY	Gas	198894
42-505-34803	HILCORP ENERGY COMPANY	Gas	199114
42-505-34804	HILCORP ENERGY COMPANY	Gas	198419
42-505-34805	CONOCOPHILLIPS COMPANY	Gas	198136
42-505-34806	HILCORP ENERGY COMPANY	Gas	198842
42-505-34807	DEVON ENERGY PRODUCTION CO, L.P.
42-505-34808	HILCORP ENERGY COMPANY	Gas	201171
42-505-34809	HILCORP ENERGY COMPANY	Gas	198929
42-505-34810	HILCORP ENERGY COMPANY	Gas	200086
42-505-34811	HILCORP ENERGY COMPANY	Gas	200545
42-505-34812	HILCORP ENERGY COMPANY	Gas	201336
42-505-34813	HILCORP ENERGY COMPANY	Gas	200062
42-505-34814	HILCORP ENERGY COMPANY	Gas	204637
42-505-34815	HILCORP ENERGY COMPANY	Gas	223222
42-505-34816	LEGEND NATURAL GAS, LP
42-505-34817	Wagner Oil Company	Gas	200307
42-505-34818
42-505-34819	SMITH PRODUCTION INC.	Gas	197452
42-505-34820	HILCORP ENERGY COMPANY	Gas	214198
42-505-34821	LEGEND NATURAL GAS, LP
42-505-34822	HILCORP ENERGY COMPANY	Gas	198551
42-505-34823	MERIT ENERGY COMPANY	Gas	243753
42-505-34824	HILCORP ENERGY COMPANY	Gas	199538
42-505-34825	HILCORP ENERGY COMPANY	Gas	199664
42-505-34826	HILCORP ENERGY COMPANY	Gas	201879
42-505-34827	MERIT ENERGY COMPANY	Gas	221824
42-505-34828	HILCORP ENERGY COMPANY	Gas	199588
42-505-34829	Houston Exploration Company, The
42-505-34830	SMITH PRODUCTION INC.	Gas	198053
42-505-34831	MERIT ENERGY COMPANY	Gas	200620
42-505-34832	North Central Oil Corp.
42-505-34833	MERIT ENERGY COMPANY	Gas	199141
42-505-34834	HILCORP ENERGY COMPANY	Gas	199944
42-505-34835	MERIT ENERGY COMPANY	Gas	199547
42-505-34836	VAST OIL TX OPERATING LLC	Gas	198422
42-505-34837	HILCORP ENERGY COMPANY	Gas	201705
42-505-34838	HILCORP ENERGY COMPANY	Gas	201232
42-505-34839	HILCORP ENERGY COMPANY	Gas	202350
42-505-34840	HILCORP ENERGY COMPANY	Gas	201129
42-505-34841	HILCORP ENERGY COMPANY	Gas	200158
42-505-34842	Houston Exploration Company, The
42-505-34843	HILCORP ENERGY COMPANY	Gas	199624
42-505-34844	CAMDEN OIL & GAS, INC.
42-505-34845	HILCORP ENERGY COMPANY	Gas	200314
42-505-34846	HILCORP ENERGY COMPANY	Gas	199524
42-505-34847	Houston Exploration Company, The	Gas	200082
42-505-34848	Houston Exploration Company, The	Gas	200022
42-505-34849	MERIT ENERGY COMPANY	Gas	205383
42-505-34850	CONOCOPHILLIPS COMPANY	Gas	205925
42-505-34851	BLACKBEARD OPERATING, LLC	Gas	200026
42-505-34852	XTO ENERGY INC.	Gas	199383
42-505-34853	KOVAR OPERATING, LLC	Gas	200593
42-505-34854	COLUMBUS ENERGY, LLC	Gas	199681
42-505-34855	HILCORP ENERGY COMPANY	Gas	199533
42-505-34856	HILCORP ENERGY COMPANY	Gas	202145
42-505-34857	KILLAM OIL CO., LTD.	Gas	201865
42-505-34858	Houston Exploration Company, The
42-505-34859	MERIT ENERGY COMPANY	Gas	199084
42-505-34860	HILCORP ENERGY COMPANY	Gas	202326
42-505-34861	Houston Exploration Company, The
42-505-34862	HILCORP ENERGY COMPANY	Gas	289545
42-505-34863	MERIT ENERGY COMPANY	Gas	223908
42-505-34864	HILCORP ENERGY COMPANY	Gas	201871
42-505-34865	HILCORP ENERGY COMPANY	Gas	203566
42-505-34866	HILCORP ENERGY COMPANY	Gas	202359
42-505-34867	HILCORP ENERGY COMPANY	Gas	199586
42-505-34868	HILCORP ENERGY COMPANY	Gas	200084
42-505-34869	HILCORP ENERGY COMPANY	Gas	199542
42-505-34870	HILCORP ENERGY COMPANY	Gas	201679
42-505-34871	BLACKBEARD OPERATING, LLC	Gas	199928
42-505-34872	HILCORP ENERGY COMPANY	Gas	199810
42-505-34873	HILCORP ENERGY COMPANY	Gas	200925
42-505-34874	Newfield Exploration Company
42-505-34875	HILCORP ENERGY COMPANY	Gas	199560
42-505-34876	HILCORP ENERGY COMPANY	Gas	204194
42-505-34877	SMITH PRODUCTION INC.	Gas	199535
42-505-34878	HILCORP ENERGY COMPANY	Gas	201193
42-505-34879	CHESAPEAKE OPERATING, INC.	Gas	247262
42-505-34880	HILCORP ENERGY COMPANY	Gas	202733
42-505-34881	HILCORP ENERGY COMPANY	Gas	201378
42-505-34882	HILCORP ENERGY COMPANY	Gas	202333
42-505-34883	MERIT ENERGY COMPANY	Gas	199946
42-505-34884	MERIT ENERGY COMPANY	Gas	201375
42-505-34885	MERIT ENERGY COMPANY	Gas	199925
42-505-34886	MERIT ENERGY COMPANY	Gas	199930
42-505-34887	HILCORP ENERGY COMPANY	Gas	204196
42-505-34888	KILLAM OIL CO., LTD.	Gas	201864
42-505-34889	UNIT PETROLEUM COMPANY	Gas	202351
42-505-34890	HILCORP ENERGY COMPANY	Gas	201188
42-505-34891	HILCORP ENERGY COMPANY	Gas	202361
42-505-34892	HILCORP ENERGY COMPANY	Gas	200688
42-505-34893	HILCORP ENERGY COMPANY	Gas	201031
42-505-34894	HILCORP ENERGY COMPANY	Gas	200676
42-505-34895	CONOCOPHILLIPS COMPANY	Gas	205924
42-505-34896	KILLAM OIL CO., LTD.	Gas	209462
42-505-34897	HILCORP ENERGY COMPANY	Gas	204181
42-505-34898	HILCORP ENERGY COMPANY	Gas	217476
42-505-34899	MERIT ENERGY COMPANY	Gas	199934
42-505-34900	MERIT ENERGY COMPANY	Gas	200530
42-505-34901	MERIT ENERGY COMPANY	Gas	200536
42-505-34902	HILCORP ENERGY COMPANY	Gas	203604
42-505-34903	Shell Western E&P
42-505-34904	HILCORP ENERGY COMPANY	Gas	200408
42-505-34905	HILCORP ENERGY COMPANY	Gas	207268
42-505-34906	HILCORP ENERGY COMPANY	Gas	209647
42-505-34907	HILCORP ENERGY COMPANY	Gas	203554
42-505-34908	North Central Oil Corp.
42-505-34909	MERIT ENERGY COMPANY	Gas	200473
42-505-34910	MERIT ENERGY COMPANY	Gas	201327
42-505-34911	MERIT ENERGY COMPANY	Gas	202133
42-505-34912	HILCORP ENERGY COMPANY	Gas	201673
42-505-34913	CONOCOPHILLIPS COMPANY	Gas	202737
42-505-34914	HILCORP ENERGY COMPANY	Gas	201187
42-505-34915	XTO ENERGY INC.	Gas	200775
42-505-34916	XTO ENERGY INC.	Gas	200366
42-505-34917	XTO ENERGY INC.	Gas	202515
42-505-34918	DOMINION EXPL. & PROD., INC.	Gas	202601
42-505-34919	MERIT ENERGY COMPANY	Gas	200887
42-505-34920	MERIT ENERGY COMPANY	Gas	201029
42-505-34921	HILCORP ENERGY COMPANY	Gas	201326
42-505-34922	HILCORP ENERGY COMPANY	Gas	202342
42-505-34923	HILCORP ENERGY COMPANY	Gas	201086
42-505-34924	BLACKBEARD OPERATING, LLC	Gas	201533
42-505-34925	BLACKBEARD OPERATING, LLC	Gas	201803
42-505-34926	BLACKBEARD OPERATING, LLC	Gas	203072
42-505-34927	BLACKBEARD OPERATING, LLC	Gas	202517
42-505-34928	BLACKBEARD OPERATING, LLC	Gas	203508
42-505-34929	HILCORP ENERGY COMPANY	Gas	201253
42-505-34930	HILCORP ENERGY COMPANY	Gas	204201
42-505-34931	HILCORP ENERGY COMPANY	Gas	201341
42-505-34932	HILCORP ENERGY COMPANY	Gas	201781
42-505-34933	MERIT ENERGY COMPANY	Gas	202323
42-505-34934	HILCORP ENERGY COMPANY	Gas	201884
42-505-34935	HILCORP ENERGY COMPANY	Gas	204204
42-505-34936	MERIT ENERGY COMPANY	Gas	200995
42-505-34937	HILCORP ENERGY COMPANY	Gas	201878
42-505-34938	HILCORP ENERGY COMPANY	Gas	208255
42-505-34939	MERIT ENERGY COMPANY	Gas	204239
42-505-34940	MERIT ENERGY COMPANY	Gas	202374
42-505-34941	HILCORP ENERGY COMPANY	Gas	204642
42-505-34942	MERIT ENERGY COMPANY	Gas	203828
42-505-34943	HILCORP ENERGY COMPANY	Gas	202118
42-505-34944	MERIT ENERGY COMPANY	Gas	204238
42-505-34945	HILCORP ENERGY COMPANY	Gas	202188
42-505-34946	MERIT ENERGY COMPANY	Gas	204199
42-505-34947	MERIT ENERGY COMPANY	Gas	202302
42-505-34948	HILCORP ENERGY COMPANY	Gas	205593
42-505-34949	Houston Exploration Company, The
42-505-34950	ROCKDALE ENERGY, LLC	Gas	204108
42-505-34951	CONOCOPHILLIPS COMPANY
42-505-34952	SMITH PRODUCTION INC.	Gas	203565
42-505-34953	Houston Exploration Company, The
42-505-34954	CONOCOPHILLIPS COMPANY
42-505-34955	HILCORP ENERGY COMPANY	Gas	204953
42-505-34956	MERIT ENERGY COMPANY	Gas	207101
42-505-34957	MERIT ENERGY COMPANY	Gas	204951
42-505-34958	MOTE RESOURCES, INC.
42-505-34959	HILCORP ENERGY COMPANY	Gas	204360
42-505-34960	HILCORP ENERGY COMPANY	Gas	202378
42-505-34961	HILCORP ENERGY COMPANY	Gas	204071
42-505-34962	HILCORP ENERGY COMPANY	Gas	202992
42-505-34963	HILCORP ENERGY COMPANY	Gas	209195
42-505-34964	DOMINION EXPL. & PROD., INC.
42-505-34965	XTO ENERGY INC.	Gas	202136
42-505-34966	XTO ENERGY INC.	Gas	236704
42-505-34967	CHESAPEAKE OPERATING, INC.	Gas	215010
42-505-34969	HILCORP ENERGY COMPANY	Gas	202379
42-505-34970	Houston Exploration Company, The
42-505-34971	HILCORP ENERGY COMPANY	Gas	203105
42-505-34972	Houston Exploration Company, The
42-505-34973	KINDER MORGAN TEJAS PIPELINE, LP
42-505-34974	KINDER MORGAN TEJAS PIPELINE, LP
42-505-34975	HILCORP ENERGY COMPANY	Gas	204592
42-505-34976	KINDER MORGAN TEJAS PIPELINE, LP
42-505-34977	KILLAM OIL CO., LTD.	Gas	206983
42-505-34978	LEGEND NATURAL GAS, LP
42-505-34979	HILCORP ENERGY COMPANY	Gas	204200
42-505-34980	HILCORP ENERGY COMPANY	Gas	205449
42-505-34981	HILCORP ENERGY COMPANY	Gas	203568
42-505-34982	HILCORP ENERGY COMPANY	Gas	203527
42-505-34983	HILCORP ENERGY COMPANY	Gas	204405
42-505-34984	MERIT ENERGY COMPANY	Gas	204236
42-505-34985	WAGNER & BROWN, LTD.	Gas	204673
42-505-34986	HILCORP ENERGY COMPANY	Gas	205590
42-505-34987	HILCORP ENERGY COMPANY	Gas	213159
42-505-34988	MERIT ENERGY COMPANY	Gas	208119
42-505-34989	CHESAPEAKE OPERATING, INC.	Gas	229759
42-505-34990	HILCORP ENERGY COMPANY	Gas	204778
42-505-34991	KILLAM OIL CO., LTD.	Gas	208728
42-505-34992	MERIT ENERGY COMPANY	Gas	204957
42-505-34993	MERIT ENERGY COMPANY	Gas	208117
42-505-34994	COLUMBUS ENERGY, LLC	Gas	203831
42-505-34995	XTO ENERGY INC.	Gas	204756
42-505-34996	XTO ENERGY INC.	Gas	203851
42-505-34997	XTO ENERGY INC.	Gas	202932
42-505-34998	POGO PRODUCING COMPANY LLC	Gas	223907
42-505-34999	REICHMANN PETROLEUM CORP.	Gas	208251
42-505-35000	HILCORP ENERGY COMPANY	Gas	202730
42-505-35001
42-505-35002	HILCORP ENERGY COMPANY	Gas	204424
42-505-35003	HILCORP ENERGY COMPANY	Gas	203862
42-505-35004	HILCORP ENERGY COMPANY	Gas	204091
42-505-35005	HILCORP ENERGY COMPANY	Gas	202936
42-505-35006	BEEHIVE OPERATING, LLC	Gas	212141
42-505-35007	HILCORP ENERGY COMPANY	Gas	205717
42-505-35008	HILCORP ENERGY COMPANY	Gas	205446
42-505-35009	HILCORP ENERGY COMPANY	Gas	205447
42-505-35010	HILCORP ENERGY COMPANY	Gas	202838
42-505-35011	HILCORP ENERGY COMPANY	Gas	204474
42-505-35012	DENALI OIL & GAS MANAGEMENT, LLC
42-505-35013	HILCORP ENERGY COMPANY	Gas	206931
42-505-35014	HILCORP ENERGY COMPANY	Gas	207334
42-505-35015	COLUMBUS ENERGY, LLC	Gas	204242
42-505-35016	HILCORP ENERGY COMPANY	Gas	210046
42-505-35017	POGO PRODUCING COMPANY LLC	Gas	247870
42-505-35018	MERIT ENERGY COMPANY	Gas	204958
42-505-35019	TX ENERGY SERVICES, LLC	Gas	228087
42-505-35020	COLUMBUS ENERGY, LLC	Gas	205686
42-505-35021	VAST OIL TX OPERATING LLC	Gas	203507
42-505-35022	Wagner Oil Company	Gas	205632
42-505-35023	MERIT ENERGY COMPANY	Gas	204955
42-505-35024	BLACKBEARD OPERATING, LLC	Gas	206424
42-505-35025	HILCORP ENERGY COMPANY	Gas	205591
42-505-35026	HILCORP ENERGY COMPANY	Gas	203240
42-505-35027	HILCORP ENERGY COMPANY	Gas	205580
42-505-35028	HILCORP ENERGY COMPANY	Gas	204086
42-505-35029	BLACKBEARD OPERATING, LLC	Gas	204952
42-505-35030	HILCORP ENERGY COMPANY	Gas	204409
42-505-35031	SMITH PRODUCTION INC.	Gas	204620
42-505-35032	HILCORP ENERGY COMPANY	Gas	204425
42-505-35033	LAREDO ENERGY
42-505-35034	HILCORP ENERGY COMPANY	Gas	203842
42-505-35035	MERIT ENERGY COMPANY	Gas	207095
42-505-35036	MERIT ENERGY COMPANY	Gas	208219
42-505-35037	MERIT ENERGY COMPANY	Gas	209451
42-505-35038	HILCORP ENERGY COMPANY	Gas	207275
42-505-35039	HILCORP ENERGY COMPANY	Gas	206423
42-505-35040	HILCORP ENERGY COMPANY	Gas	209470
42-505-35041	SMITH PRODUCTION INC.	Gas	206489
42-505-35042	HILCORP ENERGY COMPANY	Gas	208691
42-505-35043	BXP OPERATING, LLC	Gas	208489
42-505-35044	HILCORP ENERGY COMPANY	Gas	204581
42-505-35045	HILCORP ENERGY COMPANY	Gas	206073
42-505-35046	HILCORP ENERGY COMPANY	Gas	204765
42-505-35047	HILCORP ENERGY COMPANY	Gas	208266
42-505-35048	HILCORP ENERGY COMPANY	Gas	207004
42-505-35049	KILLAM OIL CO., LTD.	Gas	207567
42-505-35050	HILCORP ENERGY COMPANY	Gas	205611
42-505-35051	HILCORP ENERGY COMPANY	Gas	209473
42-505-35052	HILCORP ENERGY COMPANY	Gas	206935
42-505-35053	HILCORP ENERGY COMPANY	Gas	205647
42-505-35054	COLUMBUS ENERGY, LLC	Gas	207637
42-505-35055	COLUMBUS ENERGY, LLC	Gas	204429
42-505-35056	HILCORP ENERGY COMPANY	Gas	207629
42-505-35057	HILCORP ENERGY COMPANY	Gas	204638
42-505-35058	HILCORP ENERGY COMPANY	Gas	210738
42-505-35059	HILCORP ENERGY COMPANY	Gas	208273
42-505-35060	SMITH PRODUCTION INC.	Gas	204634
42-505-35061	CONOCOPHILLIPS COMPANY	Gas	220505
42-505-35062	HILCORP ENERGY COMPANY	Gas	211222
42-505-35063	HILCORP ENERGY COMPANY	Gas	208751
42-505-35064	HILCORP ENERGY COMPANY	Gas	205655
42-505-35065	HILCORP ENERGY COMPANY	Gas	204428
42-505-35066	HILCORP ENERGY COMPANY	Gas	204427
42-505-35067	MERIT ENERGY COMPANY	Gas	205683
42-505-35068	HILCORP ENERGY COMPANY	Gas	206989
42-505-35069	MERIT ENERGY COMPANY	Gas	205682
42-505-35070	HILCORP ENERGY COMPANY	Gas	206825
42-505-35071	HILCORP ENERGY COMPANY	Gas	206011
42-505-35072	HILCORP ENERGY COMPANY	Gas	204753
42-505-35073	KILLAM OIL CO., LTD.	Gas	208866
42-505-35074	HILCORP ENERGY COMPANY	Gas	243399
42-505-35075	CHESAPEAKE OPERATING, INC.
42-505-35076	XTO ENERGY INC.	Gas	205381
42-505-35077	HILCORP ENERGY COMPANY	Gas	204733
42-505-35078	BLACKBEARD OPERATING, LLC	Gas	206476
42-505-35079	HILCORP ENERGY COMPANY	Gas	206123
42-505-35081	SMITH PRODUCTION INC.	Gas	204417
42-505-35082	MERIT ENERGY COMPANY	Gas	206495
42-505-35083	MERIT ENERGY COMPANY	Gas	207112
42-505-35084	MERIT ENERGY COMPANY	Gas	208258
42-505-35085	HILCORP ENERGY COMPANY	Gas	208628
42-505-35086	HILCORP ENERGY COMPANY	Gas	206084
42-505-35087	SMITH OPERATING AND MGMT CO.	Gas	208021
42-505-35088	Houston Exploration Company, The
42-505-35089	HILCORP ENERGY COMPANY	Gas	205385
42-505-35090	HILCORP ENERGY COMPANY	Gas	209481
42-505-35091	HILCORP ENERGY COMPANY	Gas	206816
42-505-35092	DEVON ENERGY PRODUCTION CO, L.P.	Gas	249051
42-505-35093	BLACKBEARD OPERATING, LLC	Gas	205749
42-505-35094	BLACKBEARD OPERATING, LLC	Gas	211224
42-505-35095	CHESAPEAKE OPERATING, INC.	Gas	215060
42-505-35096	HILCORP ENERGY COMPANY	Gas	208615
42-505-35097	HILCORP ENERGY COMPANY	Gas	237159
42-505-35098	HILCORP ENERGY COMPANY	Gas	208275
42-505-35099	CONOCOPHILLIPS COMPANY
42-505-35100	HILCORP ENERGY COMPANY	Gas	206927
42-505-35101	HILCORP ENERGY COMPANY	Gas	206122
42-505-35102	BEEHIVE OPERATING, LLC	Gas	208496
42-505-35103	KILLAM OIL CO., LTD.	Gas	208659
42-505-35104	HILCORP ENERGY COMPANY	Gas	207016
42-505-35105	HILCORP ENERGY COMPANY	Gas	207014
42-505-35106	SMITH PRODUCTION INC.	Gas	210609
42-505-35107	HILCORP ENERGY COMPANY	Gas	207639
42-505-35108	HILCORP ENERGY COMPANY	Gas	207630
42-505-35109	HILCORP ENERGY COMPANY	Gas	206648
42-505-35110	HILCORP ENERGY COMPANY	Gas	209791
42-505-35111	HILCORP ENERGY COMPANY	Gas	206647
42-505-35112	MERIT ENERGY COMPANY	Gas	208613
42-505-35113	MERIT ENERGY COMPANY	Gas	208256
42-505-35114	MERIT ENERGY COMPANY	Gas	207102
42-505-35115	HILCORP ENERGY COMPANY	Gas	208855
42-505-35116	EOG Resources, Inc.	Gas	207589
42-505-35117	EOG Resources, Inc.	Gas	207404
42-505-35118	SMITH PRODUCTION INC.	Gas	206472
42-505-35119	CONOCOPHILLIPS COMPANY
42-505-35120	MERIT ENERGY COMPANY	Gas	221949
42-505-35121	BLACKBEARD OPERATING, LLC	Gas	209191
42-505-35122	HILCORP ENERGY COMPANY	Gas	212341
42-505-35123	HILCORP ENERGY COMPANY	Gas	209637
42-505-35124	CHESAPEAKE OPERATING, INC.	Gas	208612
42-505-35125	HILCORP ENERGY COMPANY	Gas	248002
42-505-35126	HILCORP ENERGY COMPANY	Gas	207632
42-505-35127	HILCORP ENERGY COMPANY	Gas	208654
42-505-35128	HILCORP ENERGY COMPANY	Gas	219349
42-505-35129	HILCORP ENERGY COMPANY	Gas	211565
42-505-35130	HILCORP ENERGY COMPANY	Gas	208741
42-505-35131	XTO ENERGY INC.	Gas	207276
42-505-35132	HILCORP ENERGY COMPANY	Gas	210892
42-505-35133	ACOCK OPERATING LIMITED
42-505-35134	BLACKBEARD OPERATING, LLC	Gas	208212
42-505-35135	WESTPORT OIL AND GAS COMPANY, LP
42-505-35136	HILCORP ENERGY COMPANY	Gas	208272
42-505-35137	HILCORP ENERGY COMPANY	Gas	210413
42-505-35138	HILCORP ENERGY COMPANY	Gas	210047
42-505-35139	HILCORP ENERGY COMPANY	Gas	208713
42-505-35140	HILCORP ENERGY COMPANY	Gas	209133
42-505-35141	HILCORP ENERGY COMPANY	Gas	232598
42-505-35142	BLACKBEARD OPERATING, LLC	Gas	208813
42-505-35143	HILCORP ENERGY COMPANY	Gas	209792
42-505-35144	CHEVRON U. S. A. INC.	Gas	208763
42-505-35145	BLACKBEARD OPERATING, LLC	Gas	208732
42-505-35146	COLUMBUS ENERGY, LLC	Gas	208225
42-505-35147	HILCORP ENERGY COMPANY	Gas	210964
42-505-35148
42-505-35149	REICHMANN PETROLEUM CORP.	Gas	215461
42-505-35150	HILCORP ENERGY COMPANY	Gas	210540
42-505-35151	CHESAPEAKE OPERATING, INC.	Gas	208271
42-505-35152	HILCORP ENERGY COMPANY	Gas	208803
42-505-35153	HILCORP ENERGY COMPANY	Gas	209780
42-505-35154	HILCORP ENERGY COMPANY	Gas	208689
42-505-35155	HILCORP ENERGY COMPANY	Gas	209789
42-505-35156	HILCORP ENERGY COMPANY	Gas	209116
42-505-35157	HILCORP ENERGY COMPANY	Gas	208838
42-505-35158	MERIT ENERGY COMPANY	Gas	208257
42-505-35159	MERIT ENERGY COMPANY	Gas	208262
42-505-35160	EOG Resources, Inc.
42-505-35161	SMITH PRODUCTION INC.	Gas	207400
42-505-35162	SMITH PRODUCTION INC.	Gas	208680
42-505-35163	MERIT ENERGY COMPANY	Gas	206995
42-505-35164	MERIT ENERGY COMPANY	Gas	210423
42-505-35165	MERIT ENERGY COMPANY	Gas	220522
42-505-35166	KILLAM OIL CO., LTD.	Gas	210538
42-505-35167	HILCORP ENERGY COMPANY	Gas	209707
42-505-35168	HILCORP ENERGY COMPANY	Gas	209359
42-505-35169	HILCORP ENERGY COMPANY	Gas	209126
42-505-35170	MERIT ENERGY COMPANY	Gas	208261
42-505-35171	CONOCOPHILLIPS COMPANY	Gas	215928
42-505-35172	WAGNER & BROWN, LTD.	Gas	209827
42-505-35173	HILCORP ENERGY COMPANY	Gas	211221
42-505-35174	HILCORP ENERGY COMPANY	Gas	213169
42-505-35175	HILCORP ENERGY COMPANY	Gas	208736
42-505-35176	MERIT ENERGY COMPANY	Gas	231853
42-505-35177	HILCORP ENERGY COMPANY	Gas	208688
42-505-35178	HILCORP ENERGY COMPANY	Gas	208687
42-505-35179	HILCORP ENERGY COMPANY	Gas	213494
42-505-35180	HILCORP ENERGY COMPANY	Gas	209067
42-505-35181	HILCORP ENERGY COMPANY	Gas	210554
42-505-35182	BUFFCO PRODUCTION INC.	Gas	210373
42-505-35183	HILCORP ENERGY COMPANY	Gas	217349
42-505-35184	KILLAM OIL CO., LTD.	Gas	215835
42-505-35185	EOG Resources, Inc.	Gas	208817
42-505-35186	HILCORP ENERGY COMPANY	Gas	211206
42-505-35187	HILCORP ENERGY COMPANY	Gas	211339
42-505-35188	HILCORP ENERGY COMPANY	Gas	214077
42-505-35189	MERIT ENERGY COMPANY	Gas	208859
42-505-35190	HILCORP ENERGY COMPANY	Gas	210468
42-505-35191	HILCORP ENERGY COMPANY	Gas	215501
42-505-35192	HILCORP ENERGY COMPANY	Gas	209715
42-505-35193	MERIT ENERGY COMPANY	Gas	215477
42-505-35194	MERIT ENERGY COMPANY	Gas	215027
42-505-35195	Houston Exploration Company, The
42-505-35196	HILCORP ENERGY COMPANY	Gas	210561
42-505-35197	HILCORP ENERGY COMPANY	Gas	209117
42-505-35198	MERIT ENERGY COMPANY	Gas	229605
42-505-35199	HILCORP ENERGY COMPANY	Gas	209706
42-505-35200	HILCORP ENERGY COMPANY	Gas	213592
42-505-35201	HILCORP ENERGY COMPANY	Gas	211197
42-505-35202	HILCORP ENERGY COMPANY	Gas	210534
42-505-35203	BLACKBEARD OPERATING, LLC	Gas	210588
42-505-35204	HILCORP ENERGY COMPANY	Gas	211587
42-505-35205	BLACKBEARD OPERATING, LLC	Gas	215074
42-505-35206	HILCORP ENERGY COMPANY	Gas	209114
42-505-35207	HILCORP ENERGY COMPANY	Gas	209641
42-505-35208	HILCORP ENERGY COMPANY	Gas	210387
42-505-35209	HILCORP ENERGY COMPANY	Gas	212238
42-505-35210	HILCORP ENERGY COMPANY	Gas	222812
42-505-35211	HILCORP ENERGY COMPANY	Gas	211538
42-505-35212	HILCORP ENERGY COMPANY	Gas	213328
42-505-35213	HILCORP ENERGY COMPANY	Gas	212806
42-505-35214	Houston Exploration Company, The
42-505-35215	MERIT ENERGY COMPANY	Gas	219524
42-505-35216	MERIT ENERGY COMPANY	Gas	221349
42-505-35217	HILCORP ENERGY COMPANY	Gas	212482
42-505-35218	HILCORP ENERGY COMPANY	Gas	213500
42-505-35219	CAMDEN OIL & GAS, INC.
42-505-35220	Wagner Oil Company	Gas	218883
42-505-35221	HILCORP ENERGY COMPANY	Gas	210429
42-505-35222	HILCORP ENERGY COMPANY	Gas	211343
42-505-35223	HILCORP ENERGY COMPANY	Gas	210449
42-505-35224	HILCORP ENERGY COMPANY	Gas	211548
42-505-35225	Newfield Exploration Company	Gas	212645
42-505-35226	HILCORP ENERGY COMPANY	Gas	211525
42-505-35227	HILCORP ENERGY COMPANY	Gas	211337
42-505-35228	XTO ENERGY INC.	Gas	212790
42-505-35229	HILCORP ENERGY COMPANY	Gas	213775
42-505-35230	HILCORP ENERGY COMPANY	Gas	211111
42-505-35231	HILCORP ENERGY COMPANY	Gas	212344
42-505-35232	HILCORP ENERGY COMPANY	Gas	211115
42-505-35233	Wagner Oil Company	Gas	211547
42-505-35234	HILCORP ENERGY COMPANY	Gas	224015
42-505-35235	HILCORP ENERGY COMPANY	Gas	210966
42-505-35236	CHESAPEAKE OPERATING, INC.	Gas	212886
42-505-35237	HILCORP ENERGY COMPANY	Gas	212466
42-505-35238	HILCORP ENERGY COMPANY	Gas	212331
42-505-35239	HILCORP ENERGY COMPANY	Gas	212804
42-505-35240	COLUMBUS ENERGY, LLC	Gas	211258
42-505-35241	Wagner Oil Company	Gas	211195
42-505-35242	HILCORP ENERGY COMPANY	Gas	210396
42-505-35243	HILCORP ENERGY COMPANY	Gas	214090
42-505-35244	HILCORP ENERGY COMPANY	Gas	211257
42-505-35245	BUFFCO PRODUCTION INC.	Gas	211541
42-505-35246	MERIT ENERGY COMPANY	Gas	212778
42-505-35247	HILCORP ENERGY COMPANY	Gas	214155
42-505-35248	KILLAM OIL CO., LTD.	Gas	215803
42-505-35249	MERIT ENERGY COMPANY	Gas	210978
42-505-35250	HILCORP ENERGY COMPANY	Gas	213612
42-505-35251	CHESAPEAKE OPERATING, INC.	Gas	212676
42-505-35252	HILCORP ENERGY COMPANY	Gas	211414
42-505-35253	WESTPORT OIL AND GAS COMPANY, LP
42-505-35254	WESTPORT OIL AND GAS COMPANY, LP
42-505-35255	BEEHIVE OPERATING, LLC	Gas	215887
42-505-35256	XTO ENERGY INC.	Gas	214032
42-505-35257	HILCORP ENERGY COMPANY	Gas	213649
42-505-35258
42-505-35259	HILCORP ENERGY COMPANY	Gas	211266
42-505-35260	HILCORP ENERGY COMPANY	Gas	212405
42-505-35261	MERIT ENERGY COMPANY
42-505-35262	MERIT ENERGY COMPANY
42-505-35263	Newfield Exploration Company	Gas	214138
42-505-35264	CHESAPEAKE OPERATING, L.L.C.	Gas	218018
42-505-35265	HILCORP ENERGY COMPANY	Gas	213322
42-505-35266	HILCORP ENERGY COMPANY	Gas	215369
42-505-35267	CONOCOPHILLIPS COMPANY	Gas	231858
42-505-35268	CHESAPEAKE OPERATING, INC.	Gas	249113
42-505-35269	Newfield Exploration Company	Gas	211410
42-505-35270	HILCORP ENERGY COMPANY	Gas	213487
42-505-35271	HILCORP ENERGY COMPANY	Gas	212705
42-505-35272	EOG Resources, Inc.	Gas	211274
42-505-35273	CHESAPEAKE OPERATING, INC.	Gas	212833
42-505-35274	XTO ENERGY INC.	Gas	210237
42-505-35275	HILCORP ENERGY COMPANY	Gas	212922
42-505-35276	HILCORP ENERGY COMPANY	Gas	213681
42-505-35277	HILCORP ENERGY COMPANY	Gas	215864
42-505-35278	HILCORP ENERGY COMPANY	Gas	212928
42-505-35279	HILCORP ENERGY COMPANY	Gas	212924
42-505-35280	HILCORP ENERGY COMPANY	Gas	212920
42-505-35281	HILCORP ENERGY COMPANY	Gas	212852
42-505-35282	BEEHIVE OPERATING, LLC	Gas	212382
42-505-35283	EL PASO E&P ZAPATA, L.P.	Gas	212848
42-505-35284	UNITED RESOURCES LP
42-505-35285	HILCORP ENERGY COMPANY	Gas	289839
42-505-35286	BUFFCO PRODUCTION INC.	Gas	215740
42-505-35287	HILCORP ENERGY COMPANY	Gas	222037
42-505-35288	HILCORP ENERGY COMPANY	Gas	214189
42-505-35289	VAST OIL TX OPERATING LLC	Gas	215139
42-505-35290	HILCORP ENERGY COMPANY	Gas	212826
42-505-35291	HILCORP ENERGY COMPANY	Gas	212478
42-505-35292	HILCORP ENERGY COMPANY	Gas	226081
42-505-35293	Houston Exploration Company, The
42-505-35294	XTO ENERGY INC.	Gas	212813
42-505-35295	EOG Resources, Inc.	Gas	212820
42-505-35296	MERIT ENERGY COMPANY	Gas	212847
42-505-35297	HILCORP ENERGY COMPANY	Gas	215109
42-505-35298	HILCORP ENERGY COMPANY	Gas	212858
42-505-35299	EOG Resources, Inc.	Gas	213496
42-505-35300	HILCORP ENERGY COMPANY	Gas	214699
42-505-35301	HILCORP ENERGY COMPANY	Gas	215250
42-505-35302	HILCORP ENERGY COMPANY	Gas	212741
42-505-35303	HILCORP ENERGY COMPANY	Gas	213833
42-505-35304	HILCORP ENERGY COMPANY	Gas	214113
42-505-35305	HILCORP ENERGY COMPANY	Gas	215015
42-505-35306	HILCORP ENERGY COMPANY	Gas	216943
42-505-35307	ROCKDALE ENERGY, LLC	Gas	214140
42-505-35308	HILCORP ENERGY COMPANY	Gas	219645
42-505-35309	HILCORP ENERGY COMPANY	Gas	213498
42-505-35310	CHESAPEAKE OPERATING, INC.	Gas	216149
42-505-35311	HILCORP ENERGY COMPANY	Gas	214285
42-505-35312	HILCORP ENERGY COMPANY	Gas	215820
42-505-35313	HILCORP ENERGY COMPANY	Gas	216713
42-505-35314	HILCORP ENERGY COMPANY	Gas	212859
42-505-35315	HILCORP ENERGY COMPANY	Gas	214289
42-505-35316	HILCORP ENERGY COMPANY	Gas	214176
42-505-35317	CHESAPEAKE OPERATING, INC.
42-505-35318	HILCORP ENERGY COMPANY	Gas	215951
42-505-35319	HILCORP ENERGY COMPANY	Gas	226190
42-505-35320	HILCORP ENERGY COMPANY	Gas	217314
42-505-35321	HILCORP ENERGY COMPANY	Gas	216428
42-505-35322	XTO ENERGY INC.	Gas	213830
42-505-35323	COLUMBUS ENERGY, LLC	Gas	214016
42-505-35324	HILCORP ENERGY COMPANY	Gas	214700
42-505-35325	HILCORP ENERGY COMPANY	Gas	215805
42-505-35326	HILCORP ENERGY COMPANY	Gas	216691
42-505-35327	HILCORP ENERGY COMPANY	Gas	215813
42-505-35328	CHESAPEAKE OPERATING, INC.	Gas	214141
42-505-35329	HILCORP ENERGY COMPANY	Gas	212857
42-505-35330	HILCORP ENERGY COMPANY	Gas	215801
42-505-35331	Wagner Oil Company	Gas	219693
42-505-35332	HILCORP ENERGY COMPANY	Gas	214167
42-505-35333	HILCORP ENERGY COMPANY	Gas	213486
42-505-35334	HILCORP ENERGY COMPANY	Gas	215839
42-505-35335	HILCORP ENERGY COMPANY	Gas	216089
42-505-35336	SYNTHETIC ENERGY CORPORATION
42-505-35337	HILCORP ENERGY COMPANY	Gas	216142
42-505-35338	CHESAPEAKE OPERATING, INC.
42-505-35339	HILCORP ENERGY COMPANY	Gas	216583
42-505-35340	BEEHIVE OPERATING, LLC	Gas	213688
42-505-35341	EOG Resources, Inc.	Gas	213644
42-505-35342	HILCORP ENERGY COMPANY	Gas	215949
42-505-35343	HILCORP ENERGY COMPANY	Gas	216718
42-505-35344	ACOCK OPERATING LIMITED	Gas	222152
42-505-35345	BUFFCO PRODUCTION INC.	Gas	216039
42-505-35346	MERIT ENERGY COMPANY	Gas	234643
42-505-35347	BLACKBEARD OPERATING, LLC	Gas	215456
42-505-35348	BLACKBEARD OPERATING, LLC	Gas	224996
42-505-35349	HILCORP ENERGY COMPANY	Gas	214730
42-505-35350	HILCORP ENERGY COMPANY	Gas	218403
42-505-35351	HILCORP ENERGY COMPANY	Gas	218316
42-505-35352	METANO ENERGY, LP
42-505-35353	RICOCHET ENERGY, INC.	Gas	226658
42-505-35354	HILCORP ENERGY COMPANY	Gas	217489
42-505-35355	HILCORP ENERGY COMPANY	Gas	215427
42-505-35356	HILCORP ENERGY COMPANY	Gas	251977
42-505-35357	HILCORP ENERGY COMPANY	Gas	216334
42-505-35358	EP ENERGY E&P COMPANY, L.P.	Gas	221161
42-505-35359	HILCORP ENERGY COMPANY	Gas	218270
42-505-35360	HILCORP ENERGY COMPANY	Gas	218318
42-505-35361	HILCORP ENERGY COMPANY	Gas	218223
42-505-35362	HILCORP ENERGY COMPANY	Gas	214196
42-505-35363	HILCORP ENERGY COMPANY	Gas	214177
42-505-35364	HILCORP ENERGY COMPANY	Gas	217999
42-505-35365	Wagner Oil Company	Gas	218877
42-505-35366	Wagner Oil Company	Gas	218820
42-505-35367	HILCORP ENERGY COMPANY	Gas	222792
42-505-35368	HILCORP ENERGY COMPANY	Gas	219652
42-505-35369	HILCORP ENERGY COMPANY	Gas	215946
42-505-35370	EOG Resources, Inc.	Gas	214129
42-505-35371	DUKE ENERGY INTRAST. NETWORK LLC
42-505-35372	HILCORP ENERGY COMPANY	Gas	215451
42-505-35373	HILCORP ENERGY COMPANY	Gas	221240
42-505-35374	BUFFCO PRODUCTION INC.	Gas	215741
42-505-35375	HILCORP ENERGY COMPANY	Gas	216297
42-505-35376	MERIT ENERGY COMPANY	Gas	216340
42-505-35377	HILCORP ENERGY COMPANY	Gas	215505
42-505-35378	HILCORP ENERGY COMPANY	Gas	218479
42-505-35379	HILCORP ENERGY COMPANY	Gas	217126
42-505-35380	HILCORP ENERGY COMPANY	Gas	215893
42-505-35381	HILCORP ENERGY COMPANY	Gas	216788
42-505-35382	HILCORP ENERGY COMPANY	Gas	215049
42-505-35383	ROCKDALE ENERGY, LLC	Gas	218653
42-505-35384	HILCORP ENERGY COMPANY	Gas	215889
42-505-35385	BLACKBEARD OPERATING, LLC	Gas	215920
42-505-35386	HILCORP ENERGY COMPANY	Gas	216959
42-505-35387	MERIT ENERGY COMPANY	Gas	243302
42-505-35388	MERIT ENERGY COMPANY	Gas	216354
42-505-35389	MERIT ENERGY COMPANY	Gas	215052
42-505-35390	HILCORP ENERGY COMPANY	Gas	216331
42-505-35391	Houston Exploration Company, The
42-505-35392	HILCORP ENERGY COMPANY	Gas	217451
42-505-35393	ELLIOTT OIL & GAS OPERATING CO.
42-505-35394	KOVAR OPERATING, LLC	Gas	216705
42-505-35395	ENTERPRISE PRODUCTS OPERATING LP
42-505-35396	PEOPLES ENERGY PROD.-TX, L.P.	Gas	222853
42-505-35397	MERIT ENERGY COMPANY	Gas	251665
42-505-35398	MERIT ENERGY COMPANY	Gas	222156
42-505-35399	KOVAR OPERATING, LLC	Gas	218030
42-505-35400	HILCORP ENERGY COMPANY	Gas	217117
42-505-35401	HILCORP ENERGY COMPANY	Gas	219271
42-505-35402	KILLAM OIL CO., LTD.	Gas	218454
42-505-35403	HILCORP ENERGY COMPANY	Gas	226191
42-505-35404	SILVER FOX OIL & GAS LLC	Gas	225000
42-505-35405	HILCORP ENERGY COMPANY	Gas	216949
42-505-35406	HILCORP ENERGY COMPANY	Gas	219553
42-505-35407	VAST OIL TX OPERATING LLC	Gas	215141
42-505-35408	HILCORP ENERGY COMPANY	Gas	217119
42-505-35409	BLACKBEARD OPERATING, LLC	Gas	217000
42-505-35410	SMITH PRODUCTION INC.	Gas	215174
42-505-35411	HILCORP ENERGY COMPANY	Gas	224961
42-505-35412	HILCORP ENERGY COMPANY	Gas	218747
42-505-35413	HILCORP ENERGY COMPANY	Gas	218486
42-505-35414	HILCORP ENERGY COMPANY	Gas	215862
42-505-35415	HILCORP ENERGY COMPANY	Gas	217907
42-505-35416	HILCORP ENERGY COMPANY	Gas	219462
42-505-35417	HILCORP ENERGY COMPANY	Gas	228237
42-505-35418	HILCORP ENERGY COMPANY	Gas	228091
42-505-35419	MERIT ENERGY COMPANY	Gas	218027
42-505-35420	CORONADO ENERGY E&P COMPANY, LLC	Gas	242266
42-505-35421	EOG Resources, Inc.	Gas	215173
42-505-35422	Houston Exploration Company, The
42-505-35423	EP ENERGY E&P COMPANY, L.P.	Gas	215947
42-505-35424	HILCORP ENERGY COMPANY	Gas	217123
42-505-35425	Wagner Oil Company	Gas	221287
42-505-35426	HILCORP ENERGY COMPANY	Gas	222034
42-505-35427	EOG Resources, Inc.	Gas	215172
42-505-35428	HILCORP ENERGY COMPANY	Gas	218456
42-505-35429	HILCORP ENERGY COMPANY	Gas	216131
42-505-35430	HILCORP ENERGY COMPANY	Gas	216330
42-505-35431	HILCORP ENERGY COMPANY	Gas	216086
42-505-35432	HILCORP ENERGY COMPANY	Gas	218285
42-505-35433	EVANS, S. LAVON JR. OPER. CO.
42-505-35434	BLACKBEARD OPERATING, LLC	Gas	217107
42-505-35435	BLACKBEARD OPERATING, LLC	Gas	217017
42-505-35436	HILCORP ENERGY COMPANY	Gas	218029
42-505-35437	HILCORP ENERGY COMPANY	Gas	221922
42-505-35438	HILCORP ENERGY COMPANY	Gas	222647
42-505-35439	CHESAPEAKE OPERATING, INC.	Gas	219687
42-505-35440	BEEHIVE OPERATING, LLC	Gas	246006
42-505-35441	EP ENERGY E&P COMPANY, L.P.	Gas	216150
42-505-35442	HILCORP ENERGY COMPANY	Gas	223032
42-505-35443	HILCORP ENERGY COMPANY	Gas	217009
42-505-35444	Wagner Oil Company	Gas	217112
42-505-35445	HILCORP ENERGY COMPANY	Gas	216944
42-505-35446	HILCORP ENERGY COMPANY	Gas	220746
42-505-35447	HILCORP ENERGY COMPANY	Gas	217997
42-505-35448	HILCORP ENERGY COMPANY	Gas	216057
42-505-35449	BLACKBEARD OPERATING, LLC	Gas	217221
42-505-35450	HILCORP ENERGY COMPANY	Gas	216946
42-505-35451	HILCORP ENERGY COMPANY	Gas	216947
42-505-35452	ROCKDALE ENERGY, LLC	Gas	221718
42-505-35453	Wagner Oil Company	Gas	219639
42-505-35454	BUFFCO PRODUCTION INC.	Gas	222726
42-505-35455	REICHMANN PETROLEUM CORP.	Gas	229021
42-505-35456	COLUMBUS ENERGY, LLC	Gas	218775
42-505-35457	HILCORP ENERGY COMPANY	Gas	218654
42-505-35458	HILCORP ENERGY COMPANY	Gas	219685
42-505-35459	SMITH PRODUCTION INC.	Gas	222780
42-505-35460	CANTERA OPERATING, LLC	Gas	274918
42-505-35461	HILCORP ENERGY COMPANY	Gas	221382
42-505-35462	HILCORP ENERGY COMPANY	Gas	220154
42-505-35463	HILCORP ENERGY COMPANY	Gas	220478
42-505-35464	HILCORP ENERGY COMPANY	Gas	222007
42-505-35465	HILCORP ENERGY COMPANY	Gas	231012
42-505-35466	HILCORP ENERGY COMPANY	Gas	223524
42-505-35467	CONOCOPHILLIPS COMPANY
42-505-35468	HILCORP ENERGY COMPANY	Gas	222809
42-505-35469	HILCORP ENERGY COMPANY	Gas	226746
42-505-35470	BEEHIVE OPERATING, LLC	Gas	232487
42-505-35471	Newfield Exploration Company
42-505-35472	XTO ENERGY INC.	Gas	220127
42-505-35473	BXP OPERATING, LLC	Gas	218816
42-505-35474	HILCORP ENERGY COMPANY	Gas	223373
42-505-35475	MERIT ENERGY COMPANY	Gas	243554
42-505-35476	HILCORP ENERGY COMPANY	Gas	252513
42-505-35477	PEOPLES ENERGY PROD.-TX, L.P.
42-505-35478	KOVAR OPERATING, LLC	Oil	13036
42-505-35479	ENERQUEST OPERATING L.L.C.	Gas	219964
42-505-35480	HILCORP ENERGY COMPANY	Gas	220941
42-505-35481	HILCORP ENERGY COMPANY	Gas	219599
42-505-35482	MERIT ENERGY COMPANY	Gas	218795
42-505-35483	HILCORP ENERGY COMPANY	Gas	221572
42-505-35484	HILCORP ENERGY COMPANY	Gas	222879
42-505-35485	MERIT ENERGY COMPANY	Gas	221270
42-505-35486	MERIT ENERGY COMPANY	Gas	221124
42-505-35487	HILCORP ENERGY COMPANY	Gas	219546
42-505-35488	CHESAPEAKE OPERATING, INC.	Gas	220424
42-505-35489	HILCORP ENERGY COMPANY	Gas	220427
42-505-35490	HILCORP ENERGY COMPANY	Gas	221386
42-505-35491	HILCORP ENERGY COMPANY	Gas	220474
42-505-35492	HILCORP ENERGY COMPANY	Gas	221921
42-505-35493	HILCORP ENERGY COMPANY	Gas	221919
42-505-35494	HILCORP ENERGY COMPANY	Gas	221796
42-505-35495	SMITH PRODUCTION INC.	Gas	219889
42-505-35496	PROTECH OIL & GAS SERVICES, LLC	Gas	219528
42-505-35497	Newfield Exploration Company
42-505-35498	HILCORP ENERGY COMPANY	Gas	221490
42-505-35499	HILCORP ENERGY COMPANY	Gas	220476
42-505-35500	HILCORP ENERGY COMPANY	Gas	230935
42-505-35501	HILCORP ENERGY COMPANY	Gas	222817
42-505-35502	HILCORP ENERGY COMPANY	Gas	221534
42-505-35503	DOGWOOD OPERATING COMPANY, INC.	Gas	221232
42-505-35504	HILCORP ENERGY COMPANY	Gas	241581
42-505-35505	CONOCOPHILLIPS COMPANY	Gas	224999
42-505-35506	HILCORP ENERGY COMPANY	Gas	221360
42-505-35507	HILCORP ENERGY COMPANY	Gas	225601
42-505-35508	HILCORP ENERGY COMPANY	Gas	219679
42-505-35509	CHESAPEAKE OPERATING, L.L.C.	Gas	221569
42-505-35510	HILCORP ENERGY COMPANY	Gas	223224
42-505-35511	MERIT ENERGY COMPANY	Gas	219422
42-505-35512	HILCORP ENERGY COMPANY	Gas	220420
42-505-35513	HILCORP ENERGY COMPANY	Gas	223225
42-505-35514	EOG Resources, Inc.	Gas	219913
42-505-35515	EOG Resources, Inc.	Gas	219940
42-505-35516	HILCORP ENERGY COMPANY	Gas	222683
42-505-35517	HILCORP ENERGY COMPANY	Gas	247651
42-505-35518	HILCORP ENERGY COMPANY	Gas	227230
42-505-35519	HILCORP ENERGY COMPANY	Gas	223779
42-505-35520	HILCORP ENERGY COMPANY	Gas	230162
42-505-35521	SMITH PRODUCTION INC.	Gas	221181
42-505-35522	EOG Resources, Inc.	Gas	219760
42-505-35523	SMITH PRODUCTION INC.	Gas	219673
42-505-35524	DOMINION EXPL. & PROD., INC.	Gas	219772
42-505-35525	HILCORP ENERGY COMPANY	Gas	221481
42-505-35526	BEEHIVE OPERATING, LLC	Gas	223287
42-505-35527	HILCORP ENERGY COMPANY	Gas	221487
42-505-35528	HILCORP ENERGY COMPANY	Gas	221634
42-505-35529	HILCORP ENERGY COMPANY	Gas	227494
42-505-35530	MERIT ENERGY COMPANY	Gas	222266
42-505-35531	VAST OIL TX OPERATING LLC	Gas	221640
42-505-35532	EOG Resources, Inc.
42-505-35533	CONOCOPHILLIPS COMPANY
42-505-35534	HILCORP ENERGY COMPANY	Gas	223504
42-505-35535	BEEHIVE OPERATING, LLC	Gas	225687
42-505-35536	HILCORP ENERGY COMPANY	Gas	230948
42-505-35537	MERIT ENERGY COMPANY	Gas	221267
42-505-35538	HILCORP ENERGY COMPANY	Gas	222306
42-505-35539	SMITH PRODUCTION INC.	Gas	219920
42-505-35540	HILCORP ENERGY COMPANY	Gas	220755
42-505-35541	HILCORP ENERGY COMPANY	Gas	231304
42-505-35542	HILCORP ENERGY COMPANY	Gas	228089
42-505-35543	CONOCOPHILLIPS COMPANY	Gas	224839
42-505-35544	HILCORP ENERGY COMPANY	Gas	222160
42-505-35545	HILCORP ENERGY COMPANY	Gas	221608
42-505-35546	HILCORP ENERGY COMPANY	Gas	221536
42-505-35547	Wagner Oil Company	Gas	222308
42-505-35548	HILCORP ENERGY COMPANY	Gas	221324
42-505-35549	CONOCOPHILLIPS COMPANY
42-505-35550	HILCORP ENERGY COMPANY	Gas	230013
42-505-35551	HILCORP ENERGY COMPANY	Gas	221210
42-505-35552	HILCORP ENERGY COMPANY	Gas	221630
42-505-35553	HILCORP ENERGY COMPANY	Gas	222342
42-505-35554	KILLAM OIL CO., LTD.	Gas	221550
42-505-35555	ROCKDALE ENERGY, LLC	Gas	232197
42-505-35556	Wagner Oil Company	Gas	221400
42-505-35557	XTO ENERGY INC.	Gas	222577
42-505-35558	MERIT ENERGY COMPANY	Gas	242265
42-505-35559	XTO ENERGY INC.	Gas	222928
42-505-35560	HILCORP ENERGY COMPANY	Gas	222121
42-505-35561	PROTECH OIL & GAS SERVICES, LLC	Gas	221448
42-505-35562	MONTECRISTO EXPLORATION, INC.
42-505-35563	REICHMANN PETROLEUM CORP.	Gas	255060
42-505-35564	MONTECRISTO EXPLORATION, INC.
42-505-35565	HILCORP ENERGY COMPANY	Gas	222217
42-505-35566	HILCORP ENERGY COMPANY	Gas	221624
42-505-35567	HILCORP ENERGY COMPANY	Gas	222881
42-505-35568	HILCORP ENERGY COMPANY	Gas	222567
42-505-35569	EOG Resources, Inc.
42-505-35570
42-505-35571	SMITH PRODUCTION INC.	Gas	220890
42-505-35572	HILCORP ENERGY COMPANY	Gas	221664
42-505-35573	HILCORP ENERGY COMPANY	Gas	226782
42-505-35574	Wagner Oil Company	Gas	222309
42-505-35575	HILCORP ENERGY COMPANY	Gas	223210
42-505-35576	RICOCHET ENERGY, INC.	Gas	228633
42-505-35577	HILCORP ENERGY COMPANY	Gas	222796
42-505-35578	BEEHIVE OPERATING, LLC	Gas	223838
42-505-35579	HILCORP ENERGY COMPANY	Gas	221767
42-505-35580	XTO ENERGY INC.	Gas	222933
42-505-35581	HILCORP ENERGY COMPANY	Gas	223501
42-505-35582	HILCORP ENERGY COMPANY	Gas	221580
42-505-35583	EP ENERGY E&P COMPANY, L.P.	Gas	223707
42-505-35584	POGO PRODUCING COMPANY	Gas	229646
42-505-35585	MERIT ENERGY COMPANY	Gas	225773
42-505-35586	HILCORP ENERGY COMPANY	Gas	222525
42-505-35587	Newfield Exploration Company
42-505-35588	MONTECRISTO EXPLORATION, INC.
42-505-35589	Newfield Exploration Company	Gas	247380
42-505-35590	HILCORP ENERGY COMPANY	Gas	222383
42-505-35591	HILCORP ENERGY COMPANY	Gas	222194
42-505-35592	HOUSTON EXPL. & PROD. CO.
42-505-35593	CONOCOPHILLIPS COMPANY	Gas	230961
42-505-35594	KILLAM OIL CO., LTD.	Gas	235054
42-505-35595	SYNTHETIC ENERGY CORPORATION
42-505-35596	BLACKBEARD OPERATING, LLC	Gas	229351
42-505-35597	HILCORP ENERGY COMPANY	Gas	222331
42-505-35598	BNR OPERATING, LLC	Gas	224468
42-505-35599	MERIT ENERGY COMPANY	Gas	228891
42-505-35600	MERIT ENERGY COMPANY	Gas	226390
42-505-35601	MERIT ENERGY COMPANY	Gas	223008
42-505-35602	MERIT ENERGY COMPANY	Gas	222231
42-505-35603	HILCORP ENERGY COMPANY	Gas	222955
42-505-35604	LAREDO ENERGY
42-505-35605	EL PASO E&P ZAPATA, L.P.	Gas	223023
42-505-35606	SMITH PRODUCTION INC.	Gas	222417
42-505-35607	HILCORP ENERGY COMPANY	Gas	225796
42-505-35608	MERIT ENERGY COMPANY	Gas	227838
42-505-35609	HILCORP ENERGY COMPANY	Gas	222523
42-505-35610	MERIT ENERGY COMPANY	Gas	223354
42-505-35611	HILCORP ENERGY COMPANY	Gas	222897
42-505-35612	ENTERPRISE PRODUCTS OPERATING LP
42-505-35613	LEGEND NATURAL GAS II, LP
42-505-35614	Wagner Oil Company	Gas	224973
42-505-35615	HILCORP ENERGY COMPANY	Gas	222719
42-505-35616	CHESAPEAKE OPERATING, INC.
42-505-35617	HILCORP ENERGY COMPANY	Gas	223406
42-505-35618	CHESAPEAKE OPERATING, INC.	Gas	226028
42-505-35619	REICHMANN PETROLEUM CORP.	Gas	229026
42-505-35620	HILCORP ENERGY COMPANY	Gas	228088
42-505-35621	CONOCOPHILLIPS COMPANY	Gas	251641
42-505-35622	HILCORP ENERGY COMPANY	Gas	238176
42-505-35623	HILCORP ENERGY COMPANY	Gas	221851
42-505-35624	HILCORP ENERGY COMPANY	Gas	226417
42-505-35625	CHESAPEAKE OPERATING, INC.
42-505-35626	HILCORP ENERGY COMPANY	Gas	222439
42-505-35627	Wagner Oil Company	Gas	222855
42-505-35628	HILCORP ENERGY COMPANY	Gas	225603
42-505-35629	HILCORP ENERGY COMPANY	Gas	223033
42-505-35630	THREE-C OIL AND GAS	Gas	242305
42-505-35631	HILCORP ENERGY COMPANY	Gas	222125
42-505-35632	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-35633	MERIT ENERGY COMPANY	Gas	229854
42-505-35634	MERIT ENERGY COMPANY	Gas	229852
42-505-35635	MERIT ENERGY COMPANY	Gas	223383
42-505-35636	HILCORP ENERGY COMPANY	Gas	222883
42-505-35637	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-35638	BEEHIVE OPERATING, LLC	Gas	223379
42-505-35639	MERIT ENERGY COMPANY	Gas	223776
42-505-35640	ROCKDALE ENERGY, LLC	Gas	224806
42-505-35641	HILCORP ENERGY COMPANY	Gas	223371
42-505-35642	SMITH PRODUCTION INC.	Gas	222385
42-505-35643	HILCORP ENERGY COMPANY	Gas	222828
42-505-35644	HILCORP ENERGY COMPANY	Gas	223056
42-505-35645	Wagner Oil Company	Gas	222851
42-505-35646	HILCORP ENERGY COMPANY	Gas	222893
42-505-35647	HILCORP ENERGY COMPANY	Gas	223409
42-505-35648	HILCORP ENERGY COMPANY	Gas	231225
42-505-35649	HILCORP ENERGY COMPANY	Gas	222887
42-505-35650	HILCORP ENERGY COMPANY	Gas	223022
42-505-35651	MERIT ENERGY COMPANY	Gas	223382
42-505-35652	HILCORP ENERGY COMPANY	Gas	223756
42-505-35653	KILLAM OIL CO., LTD.	Gas	231298
42-505-35654	HILCORP ENERGY COMPANY	Gas	223037
42-505-35655	HILCORP ENERGY COMPANY	Gas	224786
42-505-35656	HILCORP ENERGY COMPANY	Gas	223357
42-505-35657	HILCORP ENERGY COMPANY	Gas	224079
42-505-35658	HILCORP ENERGY COMPANY	Gas	222620
42-505-35659	MERIT ENERGY COMPANY	Gas	251702
42-505-35660	MERIT ENERGY COMPANY	Gas	230235
42-505-35661	HILCORP ENERGY COMPANY	Gas	231869
42-505-35662	HILCORP ENERGY COMPANY	Gas	223061
42-505-35663	HILCORP ENERGY COMPANY	Gas	224609
42-505-35664	HILCORP ENERGY COMPANY	Gas	235797
42-505-35665	HILCORP ENERGY COMPANY	Gas	224750
42-505-35666	HILCORP ENERGY COMPANY	Gas	233352
42-505-35667	HILCORP ENERGY COMPANY	Gas	223743
42-505-35668	HILCORP ENERGY COMPANY	Gas	229963
42-505-35669	Wagner Oil Company	Gas	223016
42-505-35670	Wagner Oil Company	Gas	223001
42-505-35671	CHEVRON U. S. A. INC.	Gas	223386
42-505-35672	HILCORP ENERGY COMPANY	Gas	223495
42-505-35673	HILCORP ENERGY COMPANY	Gas	226644
42-505-35674	EP ENERGY E&P COMPANY, L.P.	Gas	226419
42-505-35675	REICHMANN PETROLEUM CORP.
42-505-35676	HILCORP ENERGY COMPANY	Gas	225684
42-505-35677	HILCORP ENERGY COMPANY	Gas	223448
42-505-35678	MERIT ENERGY COMPANY	Gas	223391
42-505-35679	HILCORP ENERGY COMPANY	Gas	223372
42-505-35680	HILCORP ENERGY COMPANY	Gas	228391
42-505-35681	SMITH PRODUCTION INC.	Gas	223026
42-505-35682	Wagner Oil Company	Gas	223555
42-505-35683	SMITH PRODUCTION INC.	Gas	223024
42-505-35684	BUFFCO PRODUCTION INC.	Gas	230615
42-505-35685	HILCORP ENERGY COMPANY	Gas	223883
42-505-35686	HILCORP ENERGY COMPANY	Gas	223034
42-505-35687	HILCORP ENERGY COMPANY	Gas	223900
42-505-35688	HILCORP ENERGY COMPANY	Gas	225662
42-505-35689	HILCORP ENERGY COMPANY	Gas	230954
42-505-35690
42-505-35691	Wagner Oil Company	Gas	223025
42-505-35692	Wagner Oil Company	Gas	226745
42-505-35693	LEGEND NATURAL GAS II, LP
42-505-35694	LEGEND NATURAL GAS II, LP
42-505-35695	Wagner Oil Company	Gas	227880
42-505-35696	HILCORP ENERGY COMPANY	Gas	229100
42-505-35697	HILCORP ENERGY COMPANY	Gas	226012
42-505-35698	LAS LOMAS SERVICES, LLC	Gas	228757
42-505-35699	HILCORP ENERGY COMPANY	Gas	225636
42-505-35700	EL PASO E & P COMPANY, L. P.	Gas	232509
42-505-35701	HILCORP ENERGY COMPANY	Gas	223654
42-505-35702	HILCORP ENERGY COMPANY	Gas	227786
42-505-35703	HILCORP ENERGY COMPANY	Gas	226332
42-505-35704	SMITH PRODUCTION INC.	Gas	223799
42-505-35705	SMITH PRODUCTION INC.	Gas	223929
42-505-35706	MERIT ENERGY COMPANY	Gas	251792
42-505-35708	HILCORP ENERGY COMPANY	Gas	228235
42-505-35709	MERIT ENERGY COMPANY	Gas	224155
42-505-35710	MERIT ENERGY COMPANY	Gas	223938
42-505-35711	HILCORP ENERGY COMPANY	Gas	224746
42-505-35712	HILCORP ENERGY COMPANY	Gas	224739
42-505-35713	HILCORP ENERGY COMPANY	Gas	225605
42-505-35714	SMITH PRODUCTION INC.	Gas	223797
42-505-35715	HILCORP ENERGY COMPANY	Gas	227172
42-505-35716	HILCORP ENERGY COMPANY	Gas	225214
42-505-35717	HILCORP ENERGY COMPANY	Gas	224793
42-505-35718	CONOCOPHILLIPS COMPANY
42-505-35719	HILCORP ENERGY COMPANY	Gas	224967
42-505-35720	HILCORP ENERGY COMPANY	Gas	226952
42-505-35721	HILCORP ENERGY COMPANY	Gas	226140
42-505-35722	MERIT ENERGY COMPANY	Gas	226084
42-505-35723	MERIT ENERGY COMPANY	Gas	224271
42-505-35724	PEOPLES ENERGY PROD.-TX, L.P.
42-505-35725	PEOPLES ENERGY PROD.-TX, L.P.
42-505-35726	HILCORP ENERGY COMPANY	Gas	225032
42-505-35727	HILCORP ENERGY COMPANY	Gas	226194
42-505-35728	MERIT ENERGY COMPANY	Gas	225661
42-505-35729	CONOCOPHILLIPS COMPANY	Gas	230930
42-505-35730
42-505-35731	HILCORP ENERGY COMPANY	Gas	225320
42-505-35732	HILCORP ENERGY COMPANY	Gas	225683
42-505-35733	HILCORP ENERGY COMPANY	Gas	224045
42-505-35734	HILCORP ENERGY COMPANY	Gas	225392
42-505-35735	HILCORP ENERGY COMPANY	Gas	225902
42-505-35736	KILLAM OIL CO., LTD.	Gas	225319
42-505-35737	ENTERPRISE PRODUCTS OPERATING LP
42-505-35738	CONOCOPHILLIPS COMPANY
42-505-35739	SMITH PRODUCTION INC.	Gas	226087
42-505-35740	BEEHIVE OPERATING, LLC	Gas	226167
42-505-35741	HILCORP ENERGY COMPANY	Gas	226388
42-505-35742	HILCORP ENERGY COMPANY	Gas	225146
42-505-35743	MERIT ENERGY COMPANY	Gas	228765
42-505-35744	MERIT ENERGY COMPANY	Gas	251692
42-505-35745	BLACKBEARD OPERATING, LLC	Gas	229335
42-505-35746	VISION OIL AND GAS LLC	Gas	226128
42-505-35747	CONOCOPHILLIPS COMPANY	Gas	231318
42-505-35748	CANTERA OPERATING, LLC	Gas	226856
42-505-35749	HILCORP ENERGY COMPANY	Gas	225658
42-505-35750	HILCORP ENERGY COMPANY	Gas	225334
42-505-35751	HILCORP ENERGY COMPANY	Gas	227019
42-505-35752	HILCORP ENERGY COMPANY	Gas	230623
42-505-35753	Wagner Oil Company	Gas	226218
42-505-35754	Wagner Oil Company	Gas	233520
42-505-35755	Wagner Oil Company	Gas	226810
42-505-35756	EL PASO E & P COMPANY, L. P.	Gas	227979
42-505-35757	KOVAR OPERATING, LLC	Oil	12728
42-505-35758	HILCORP ENERGY COMPANY	Gas	231238
42-505-35759	MERIT ENERGY COMPANY	Gas	228712
42-505-35760	BLACKBEARD OPERATING, LLC	Gas	225656
42-505-35761	HILCORP ENERGY COMPANY	Gas	252103
42-505-35762	CONOCOPHILLIPS COMPANY
42-505-35763	ARUBA PETROLEUM, INC.	Gas	230031
42-505-35764	HILCORP ENERGY COMPANY	Gas	235227
42-505-35765	HILCORP ENERGY COMPANY	Gas	229760
42-505-35766	CONOCOPHILLIPS COMPANY	Gas	235931
42-505-35767	HILCORP ENERGY COMPANY	Gas	230951
42-505-35768	MERIT ENERGY COMPANY	Gas	251706
42-505-35769	MERIT ENERGY COMPANY	Gas	225774
42-505-35770	HILCORP ENERGY COMPANY	Gas	229097
42-505-35771	MERIT ENERGY COMPANY	Gas	227056
42-505-35772	Eagle Oil & Gas Co.	Gas	228446
42-505-35773	HILCORP ENERGY COMPANY	Gas	229334
42-505-35774	CHESAPEAKE OPERATING, INC.	Gas	229267
42-505-35775	HILCORP ENERGY COMPANY	Gas	225792
42-505-35776	RICOCHET ENERGY, INC.	Gas	226979
42-505-35777	HILCORP ENERGY COMPANY	Gas	227041
42-505-35778	HILCORP ENERGY COMPANY	Gas	226135
42-505-35779	HILCORP ENERGY COMPANY	Gas	246602
42-505-35780	HILCORP ENERGY COMPANY	Gas	226383
42-505-35781	HILCORP ENERGY COMPANY	Gas	226262
42-505-35782	Wagner Oil Company	Gas	226809
42-505-35783	MERIT ENERGY COMPANY	Gas	254373
42-505-35784	MERIT ENERGY COMPANY	Gas	251952
42-505-35785	MERIT ENERGY COMPANY	Gas	228852
42-505-35786	HILCORP ENERGY COMPANY	Gas	226776
42-505-35787	HILCORP ENERGY COMPANY	Gas	229696
42-505-35788	SMITH PRODUCTION INC.	Gas	226702
42-505-35789	CHESAPEAKE OPERATING, L.L.C.	Gas	229792
42-505-35790	SMITH PRODUCTION INC.	Gas	227123
42-505-35791	HILCORP ENERGY COMPANY	Gas	229890
42-505-35792	BEEHIVE OPERATING, LLC	Gas	227884
42-505-35793	BEEHIVE OPERATING, LLC	Gas	230671
42-505-35794	Wagner Oil Company	Gas	226714
42-505-35795	Wagner Oil Company	Gas	226801
42-505-35796	HILCORP ENERGY COMPANY	Gas	225898
42-505-35797	MERIT ENERGY COMPANY	Gas	226888
42-505-35798	MERIT ENERGY COMPANY	Gas	226978
42-505-35799	MERIT ENERGY COMPANY	Gas	229889
42-505-35800	HILCORP ENERGY COMPANY	Gas	231243
42-505-35801	HILCORP ENERGY COMPANY	Gas	232293
42-505-35802	RICOCHET ENERGY, INC.	Gas	226729
42-505-35803	HILCORP ENERGY COMPANY	Gas	226660
42-505-35804	Newfield Exploration Company	Gas	245286
42-505-35805	HILCORP ENERGY COMPANY	Gas	227824
42-505-35806	HILCORP ENERGY COMPANY	Gas	227379
42-505-35807	PALOMA RESOURCES, LLC
42-505-35808	MERIT ENERGY COMPANY	Gas	228711
42-505-35809	LAREDO ENERGY OPERATING, LLC	Gas	227045
42-505-35810	CHEVRON U. S. A. INC.	Gas	229855
42-505-35811	Forest Oil Corporation	Gas	230669
42-505-35812	HILCORP ENERGY COMPANY	Gas	234326
42-505-35813	HILCORP ENERGY COMPANY	Gas	228710
42-505-35814	Forest Oil Corporation	Gas	230072
42-505-35815	HILCORP ENERGY COMPANY	Gas	227918
42-505-35816	HILCORP ENERGY COMPANY	Gas	227507
42-505-35817	Forest Oil Corporation	Gas	227823
42-505-35818	HILCORP ENERGY COMPANY	Gas	235934
42-505-35819	CHESAPEAKE OPERATING, INC.	Oil	13430
42-505-35820	HILCORP ENERGY COMPANY	Gas	231857
42-505-35821	HILCORP ENERGY COMPANY	Gas	250172
42-505-35822	MERIT ENERGY COMPANY	Gas	238175
42-505-35823	HILCORP ENERGY COMPANY	Gas	228758
42-505-35824	HILCORP ENERGY COMPANY	Gas	246604
42-505-35825	MERIT ENERGY COMPANY	Gas	252176
42-505-35826	BEEHIVE OPERATING, LLC	Gas	226807
42-505-35827	HILCORP ENERGY COMPANY	Gas	229092
42-505-35828	LEGEND NATURAL GAS II, LP
42-505-35829	HILCORP ENERGY COMPANY	Gas	235963
42-505-35830	SMITH PRODUCTION INC.	Gas	232443
42-505-35831	THREE-C OIL AND GAS	Gas	234935
42-505-35832	HILCORP ENERGY COMPANY	Gas	227944
42-505-35833	HILCORP ENERGY COMPANY	Gas	233175
42-505-35834	BEEHIVE OPERATING, LLC	Gas	226969
42-505-35835	HILCORP ENERGY COMPANY	Gas	233162
42-505-35836	HILCORP ENERGY COMPANY	Gas	239705
42-505-35837	HILCORP ENERGY COMPANY	Gas	229390
42-505-35838	Wagner Oil Company	Gas	230458
42-505-35839	CONOCOPHILLIPS COMPANY
42-505-35840	HILCORP ENERGY COMPANY	Gas	236373
42-505-35841	CONOCOPHILLIPS COMPANY
42-505-35842	HILCORP ENERGY COMPANY	Gas	227535
42-505-35843	MERIT ENERGY COMPANY	Gas	228788
42-505-35844	HILCORP ENERGY COMPANY	Gas	236363
42-505-35845	CODY ENERGY LLC
42-505-35846	ENCINA RESOURCES, LLC	Gas	233226
42-505-35847	Wagner Oil Company	Gas	229039
42-505-35848	NEW GULF OPERATING, LLC
42-505-35849	EOG Resources, Inc.	Gas	226875
42-505-35850	HILCORP ENERGY COMPANY	Gas	232600
42-505-35851	HILCORP ENERGY COMPANY	Gas	230286
42-505-35852	HILCORP ENERGY COMPANY	Gas	229901
42-505-35853	BEEHIVE OPERATING, LLC	Gas	228875
42-505-35854	MERIT ENERGY COMPANY	Gas	227547
42-505-35855	MERIT ENERGY COMPANY	Gas	231949
42-505-35856	LEGEND NATURAL GAS II, LP
42-505-35857	LEGEND NATURAL GAS II, LP
42-505-35858	Wagner Oil Company	Gas	231301
42-505-35859	HILCORP ENERGY COMPANY	Gas	227511
42-505-35860	SMITH PRODUCTION INC.	Gas	230382
42-505-35861	SALT CREEK PRODUCTION, INC.	Gas	232152
42-505-35862	HILCORP ENERGY COMPANY	Gas	230050
42-505-35863	SMITH PRODUCTION INC.	Gas	227777
42-505-35864	HILCORP ENERGY COMPANY	Gas	233170
42-505-35865	DCP MIDSTREAM, LP
42-505-35866	HILCORP ENERGY COMPANY	Gas	231004
42-505-35867	Eagle Oil & Gas Co.	Gas	229907
42-505-35868	SMITH PRODUCTION INC.	Gas	229702
42-505-35869	HILCORP ENERGY COMPANY	Gas	230568
42-505-35870	DEVON ENERGY PRODUCTION CO, L.P.
42-505-35871	HILCORP ENERGY COMPANY	Gas	229573
42-505-35872	MERIT ENERGY COMPANY	Gas	231961
42-505-35873	HILCORP ENERGY COMPANY	Gas	229337
42-505-35874	MERIT ENERGY COMPANY	Gas	228854
42-505-35875	BEEHIVE OPERATING, LLC	Gas	229411
42-505-35876	HILCORP ENERGY COMPANY	Gas	230870
42-505-35877	Forest Oil Corporation	Gas	230499
42-505-35878	HILCORP ENERGY COMPANY	Gas	230502
42-505-35879	HILCORP ENERGY COMPANY	Gas	231255
42-505-35880	MORTIMER PRODUCTION COMPANY	Gas	229978
42-505-35881	BEEHIVE OPERATING, LLC	Gas	230340
42-505-35882	Wagner Oil Company	Gas	251231
42-505-35883	Wagner Oil Company	Gas	231216
42-505-35884	HILCORP ENERGY COMPANY	Gas	234647
42-505-35885	HILCORP ENERGY COMPANY	Gas	230371
42-505-35886	HILCORP ENERGY COMPANY	Gas	230932
42-505-35887	HILCORP ENERGY COMPANY	Gas	247658
42-505-35888	HILCORP ENERGY COMPANY	Gas	246606
42-505-35889	ENDEAVOR NATURAL GAS, LP	Gas	233054
42-505-35890	HILCORP ENERGY COMPANY	Gas	235852
42-505-35891	SMITH PRODUCTION INC.	Gas	229048
42-505-35892	HILCORP ENERGY COMPANY	Gas	237135
42-505-35893	MERIT ENERGY COMPANY	Gas	233626
42-505-35894	HILCORP ENERGY COMPANY	Gas	245412
42-505-35895	HILCORP ENERGY COMPANY	Gas	237157
42-505-35896	HILCORP ENERGY COMPANY	Gas	236360
42-505-35897	HILCORP ENERGY COMPANY	Gas	233826
42-505-35898	EL PASO E&P ZAPATA, L.P.	Gas	231861
42-505-35899	HILCORP ENERGY COMPANY	Gas	235947
42-505-35900	LAREDO ENERGY	Gas	231994
42-505-35901	VISION OIL AND GAS LLC	Gas	235800
42-505-35902	HILCORP ENERGY COMPANY	Gas	247131
42-505-35903	LEGEND NATURAL GAS II, LP
42-505-35904	LEGEND NATURAL GAS II, LP
42-505-35905	Wagner Oil Company	Gas	233011
42-505-35906	HILCORP ENERGY COMPANY	Gas	230337
42-505-35907	HILCORP ENERGY COMPANY	Gas	251547
42-505-35908	HILCORP ENERGY COMPANY	Gas	251540
42-505-35909	HILCORP ENERGY COMPANY	Gas	231974
42-505-35910	MERIT ENERGY COMPANY	Gas	231172
42-505-35911	SILVER FOX OIL & GAS LLC	Gas	235507
42-505-35912	HILCORP ENERGY COMPANY	Gas	232413
42-505-35913	CONOCOPHILLIPS COMPANY	Gas	235888
42-505-35914	HILCORP ENERGY COMPANY	Gas	241576
42-505-35915	HILCORP ENERGY COMPANY	Gas	247412
42-505-35916	BEEHIVE OPERATING, LLC	Gas	232952
42-505-35917	HILCORP ENERGY COMPANY	Gas	233142
42-505-35918	Houston Exploration Company, The
42-505-35919	HILCORP ENERGY COMPANY	Gas	251538
42-505-35920	HILCORP ENERGY COMPANY	Gas	242570
42-505-35921	HILCORP ENERGY COMPANY	Gas	235926
42-505-35922	MERIT ENERGY COMPANY	Gas	231859
42-505-35923	Newfield Exploration Company	Gas	247236
42-505-35924	BEEHIVE OPERATING, LLC	Gas	231854
42-505-35925	HILCORP ENERGY COMPANY	Gas	234329
42-505-35926	EOG Resources, Inc.	Gas	231233
42-505-35927	HILCORP ENERGY COMPANY	Gas	233757
42-505-35928	CHEVRON U. S. A. INC.
42-505-35929
42-505-35930	CHESAPEAKE OPERATING, INC.
42-505-35931	HILCORP ENERGY COMPANY	Gas	230801
42-505-35932	KEBO OIL & GAS, INC.
42-505-35933	ENCINA RESOURCES, LLC	Gas	233229
42-505-35934	CONOCOPHILLIPS COMPANY
42-505-35935	MERIT ENERGY COMPANY	Gas	244994
42-505-35936	HILCORP ENERGY COMPANY	Gas	232941
42-505-35937	HILCORP ENERGY COMPANY	Gas	231987
42-505-35938	HILCORP ENERGY COMPANY	Gas	235728
42-505-35939	HILCORP ENERGY COMPANY	Gas	236754
42-505-35940	HILCORP ENERGY COMPANY	Gas	231227
42-505-35941	CONOCOPHILLIPS COMPANY
42-505-35942	HILCORP ENERGY COMPANY	Gas	235989
42-505-35943	MERIT ENERGY COMPANY	Gas	232662
42-505-35944	CONOCOPHILLIPS COMPANY
42-505-35945	KILLAM OIL CO., LTD.	Gas	235320
42-505-35946	VAQUERO OPERATING	Gas	232481
42-505-35947	HILCORP ENERGY COMPANY	Gas	236365
42-505-35948	HILCORP ENERGY COMPANY	Gas	251537
42-505-35950	Forest Oil Corporation
42-505-35951	HILCORP ENERGY COMPANY	Gas	239180
42-505-35952	BEEHIVE OPERATING, LLC	Gas	233108
42-505-35953	EL PASO E&P ZAPATA, L.P.	Gas	232260
42-505-35954	HILCORP ENERGY COMPANY	Gas	232271
42-505-35956	HILCORP ENERGY COMPANY	Gas	232151
42-505-35957	HILCORP ENERGY COMPANY	Gas	233002
42-505-35958	BEEHIVE OPERATING, LLC	Gas	235508
42-505-35959	Forest Oil Corporation	Gas	231984
42-505-35960	HILCORP ENERGY COMPANY	Gas	233184
42-505-35961	ENCINA RESOURCES, LLC	Gas	235037
42-505-35962	PALOMA RESOURCES, LLC
42-505-35963	SMITH PRODUCTION INC.	Gas	232971
42-505-35964	HILCORP ENERGY COMPANY	Gas	238497
42-505-35965	HILCORP ENERGY COMPANY	Gas	247243
42-505-35966	EOG Resources, Inc.	Gas	235497
42-505-35967	HILCORP ENERGY COMPANY	Gas	235029
42-505-35968	MERIT ENERGY COMPANY	Gas	249917
42-505-35969	MERIT ENERGY COMPANY	Gas	234330
42-505-35970	THREE-C OIL AND GAS	Gas	233632
42-505-35971	HILCORP ENERGY COMPANY	Gas	233652
42-505-35972	HILCORP ENERGY COMPANY	Gas	236298
42-505-35973	SMITH PRODUCTION INC.	Gas	233198
42-505-35974	HILCORP ENERGY COMPANY	Gas	237906
42-505-35975	SMITH PRODUCTION INC.	Gas	233148
42-505-35976	SMITH PRODUCTION INC.	Gas	235078
42-505-35977	BEEHIVE OPERATING, LLC	Gas	234303
42-505-35978	MERIT ENERGY COMPANY	Gas	233680
42-505-35979	ENCINA RESOURCES, LLC	Gas	236753
42-505-35980	DCP INTRASTATE NETWORK, LLC
42-505-35981	MERIT ENERGY COMPANY	Gas	233629
42-505-35982	HILCORP ENERGY COMPANY	Gas	245863
42-505-35983	HILCORP ENERGY COMPANY	Gas	239681
42-505-35984	Wagner Oil Company	Gas	250826
42-505-35985	HILCORP ENERGY COMPANY	Gas	253498
42-505-35986	HILCORP ENERGY COMPANY	Gas	235722
42-505-35987	HILCORP ENERGY COMPANY	Gas	238465
42-505-35988	KILLAM OIL CO., LTD.	Gas	233962
42-505-35989	HILCORP ENERGY COMPANY	Gas	233345
42-505-35990	HILCORP ENERGY COMPANY	Gas	246232
42-505-35991	THREE-C OIL AND GAS	Gas	232961
42-505-35992	CHESAPEAKE OPERATING, INC.
42-505-35993	MERIT ENERGY COMPANY	Gas	233164
42-505-35994	HILCORP ENERGY COMPANY	Gas	233180
42-505-35995	HUGHES, DAN A. COMPANY, L.P.	Gas	234921
42-505-35996	HILCORP ENERGY COMPANY	Gas	234836
42-505-35997	Forest Oil Corporation
42-505-35998	HILCORP ENERGY COMPANY	Gas	235325
42-505-35999	MERIT ENERGY COMPANY	Gas	233042
42-505-36000	MERIT ENERGY COMPANY	Gas	251704
42-505-36001	MERIT ENERGY COMPANY	Gas	235489
42-505-36002	MERIT ENERGY COMPANY	Gas	235684
42-505-36003	Newfield Exploration Company
42-505-36004	CHESAPEAKE OPERATING, INC.
42-505-36005	HILCORP ENERGY COMPANY	Gas	237900
42-505-36006	BLACKBEARD OPERATING, LLC	Gas	235473
42-505-36007	ENCINA RESOURCES, LLC	Gas	238516
42-505-36008	HILCORP ENERGY COMPANY	Gas	233231
42-505-36009	HILCORP ENERGY COMPANY	Gas	237406
42-505-36010	MORTIMER PRODUCTION COMPANY	Gas	246922
42-505-36011	Forest Oil Corporation
42-505-36012	HILCORP ENERGY COMPANY	Gas	254147
42-505-36013	HILCORP ENERGY COMPANY	Gas	238074
42-505-36014	UNIVERSE OIL & GAS, INC.	Gas	245796
42-505-36015	HILCORP ENERGY COMPANY	Gas	237130
42-505-36016	HILCORP ENERGY COMPANY	Gas	233225
42-505-36017	HILCORP ENERGY COMPANY	Gas	236384
42-505-36018	HILCORP ENERGY COMPANY	Gas	234902
42-505-36019	BXP OPERATING, LLC	Gas	235262
42-505-36020	HILCORP ENERGY COMPANY	Gas	236530
42-505-36021	THREE-C OIL AND GAS	Gas	233795
42-505-36022	HILCORP ENERGY COMPANY	Gas	236291
42-505-36023	HILCORP ENERGY COMPANY	Gas	247803
42-505-36024	THREE-C OIL AND GAS	Gas	235282
42-505-36025	L.O.G. ENERGY EXPLORATION, LTD.	Gas	243579
42-505-36026	HILCORP ENERGY COMPANY	Gas	239324
42-505-36027	BLACKBEARD OPERATING, LLC	Gas	237095
42-505-36028	POGO PRODUCING COMPANY
42-505-36029	HILCORP ENERGY COMPANY	Gas	251536
42-505-36030	HILCORP ENERGY COMPANY	Gas	237531
42-505-36031	HILCORP ENERGY COMPANY	Gas	242019
42-505-36032	HILCORP ENERGY COMPANY	Gas	237903
42-505-36033	HILCORP ENERGY COMPANY	Gas	235509
42-505-36034	SMITH PRODUCTION INC.	Gas	234055
42-505-36035	EP ENERGY E&P COMPANY, L.P.	Gas	247631
42-505-36036	KOVAR OPERATING, LLC	Gas	248498
42-505-36037	HILCORP ENERGY COMPANY	Gas	249995
42-505-36038	MERIT ENERGY COMPANY	Gas	235681
42-505-36039	BEEHIVE OPERATING, LLC	Gas	235501
42-505-36040	HILCORP ENERGY COMPANY	Gas	235426
42-505-36041	HILCORP ENERGY COMPANY	Gas	236533
42-505-36042	ENTERPRISE PRODUCTS OPERATING LP
42-505-36043	ENTERPRISE PRODUCTS OPERATING LP
42-505-36044	HILCORP ENERGY COMPANY	Gas	251337
42-505-36045	MERIT ENERGY COMPANY	Gas	235816
42-505-36046	SALT CREEK PRODUCTION, INC.	Gas	236358
42-505-36047	KOVAR OPERATING, LLC	Gas	248550
42-505-36048	HILCORP ENERGY COMPANY	Gas	236906
42-505-36049	MERIT ENERGY COMPANY	Gas	245802
42-505-36050	HILCORP ENERGY COMPANY	Gas	243079
42-505-36051	HILCORP ENERGY COMPANY	Gas	243080
42-505-36052	HILCORP ENERGY COMPANY	Gas	243081
42-505-36053	LAREDO ENERGY	Gas	248125
42-505-36054	HILCORP ENERGY COMPANY	Gas	235428
42-505-36055	HILCORP ENERGY COMPANY	Gas	241643
42-505-36056	MERIT ENERGY COMPANY	Gas	239401
42-505-36057	BEEHIVE OPERATING, LLC	Gas	237141
42-505-36058	MERIT ENERGY COMPANY	Gas	235686
42-505-36059	HILCORP ENERGY COMPANY	Gas	242049
42-505-36060	HILCORP ENERGY COMPANY	Gas	237096
42-505-36061	HILCORP ENERGY COMPANY	Gas	236933
42-505-36062	SMITH PRODUCTION INC.	Gas	242247
42-505-36063	L.O.G. ENERGY EXPLORATION, LTD.	Gas	243594
42-505-36064	L.O.G. ENERGY EXPLORATION, LTD.	Gas	241948
42-505-36065	HILCORP ENERGY COMPANY	Gas	236385
42-505-36066	HILCORP ENERGY COMPANY	Gas	245816
42-505-36067	HILCORP ENERGY COMPANY	Gas	238168
42-505-36068	KILLAM OIL CO., LTD.	Gas	243257
42-505-36069	HILCORP ENERGY COMPANY	Gas	237078
42-505-36070	BEEHIVE OPERATING, LLC	Gas	241934
42-505-36071	SMITH PRODUCTION INC.	Gas	237452
42-505-36072	HILCORP ENERGY COMPANY	Gas	252832
42-505-36073	SMITH PRODUCTION INC.	Gas	236383
42-505-36074	HILCORP ENERGY COMPANY	Gas	237428
42-505-36075	HILCORP ENERGY COMPANY	Gas	245724
42-505-36076	Forest Oil Corporation	Gas	236438
42-505-36077	HILCORP ENERGY COMPANY	Gas	240232
42-505-36078	HILCORP ENERGY COMPANY	Gas	243736
42-505-36079	MERIT ENERGY COMPANY	Gas	235813
42-505-36080	MERIT ENERGY COMPANY	Gas	248778
42-505-36081	MERIT ENERGY COMPANY	Gas	241937
42-505-36082	CHESAPEAKE OPERATING, INC.
42-505-36083	HILCORP ENERGY COMPANY	Gas	245179
42-505-36084	Eagle Oil & Gas Co.
42-505-36085	CHESAPEAKE OPERATING, INC.
42-505-36086	HILCORP ENERGY COMPANY	Gas	239656
42-505-36087	CHESAPEAKE OPERATING, INC.
42-505-36088	HILCORP ENERGY COMPANY	Gas	238076
42-505-36089	CHESAPEAKE OPERATING, INC.
42-505-36090	HILCORP ENERGY COMPANY	Gas	247229
42-505-36091	HILCORP ENERGY COMPANY	Gas	237143
42-505-36092	HILCORP ENERGY COMPANY	Gas	239735
42-505-36093	HILCORP ENERGY COMPANY	Gas	237902
42-505-36094	HILCORP ENERGY COMPANY	Gas	246029
42-505-36095	HILCORP ENERGY COMPANY	Gas	242842
42-505-36096	CONOCOPHILLIPS COMPANY
42-505-36097	HILCORP ENERGY COMPANY	Gas	243248
42-505-36098	HILCORP ENERGY COMPANY	Gas	237348
42-505-36099	HILCORP ENERGY COMPANY	Gas	242324
42-505-36100	HILCORP ENERGY COMPANY	Gas	252833
42-505-36101	KILLAM OIL CO., LTD.	Gas	240252
42-505-36102	ENCINA RESOURCES, LLC	Gas	241977
42-505-36103	HILCORP ENERGY COMPANY	Gas	239437
42-505-36104	MERIT ENERGY COMPANY	Gas	241051
42-505-36105	MERIT ENERGY COMPANY	Gas	238477
42-505-36106	CANTERA OPERATING, LLC	Gas	243541
42-505-36107	MERIT ENERGY COMPANY	Gas	247248
42-505-36108	CHESAPEAKE OPERATING, INC.
42-505-36109	MERIT ENERGY COMPANY	Gas	239555
42-505-36110	HILCORP ENERGY COMPANY	Gas	243408
42-505-36111	HILCORP ENERGY COMPANY	Gas	238170
42-505-36112	HILCORP ENERGY COMPANY	Gas	239664
42-505-36113	HILCORP ENERGY COMPANY	Gas	240310
42-505-36114	ENCINA RESOURCES, LLC	Gas	241564
42-505-36115	HILCORP ENERGY COMPANY	Gas	242840
42-505-36116	CHESAPEAKE OPERATING, INC.
42-505-36117	HILCORP ENERGY COMPANY	Gas	240306
42-505-36118	HILCORP ENERGY COMPANY	Gas	238108
42-505-36119	HILCORP ENERGY COMPANY	Gas	241724
42-505-36120	Eagle Oil & Gas Co.	Gas	236700
42-505-36121	HILCORP ENERGY COMPANY	Gas	242148
42-505-36122	MERIT ENERGY COMPANY	Gas	243670
42-505-36123	Flatirons Resources Llc
42-505-36124	HUGHES, DAN A. COMPANY, L.P.	Gas	241575
42-505-36125	ESCUDO OIL & GAS, LLC	Gas	241978
42-505-36126	BXP OPERATING, LLC	Gas	240372
42-505-36127	Wagner Oil Company	Gas	243233
42-505-36128	BUSTAMANTE OIL COMPANY	Gas	246911
42-505-36129	MERIT ENERGY COMPANY	Gas	243263
42-505-36130	HILCORP ENERGY COMPANY	Gas	246540
42-505-36131	HILCORP ENERGY COMPANY	Gas	242173
42-505-36132	HILCORP ENERGY COMPANY	Gas	241074
42-505-36133	HILCORP ENERGY COMPANY	Gas	241973
42-505-36134	MERIT ENERGY COMPANY	Gas	240272
42-505-36135	SMITH PRODUCTION INC.	Gas	246614
42-505-36136	CHESAPEAKE OPERATING, INC.
42-505-36137	THREE-C OIL AND GAS	Gas	244176
42-505-36139	BEEHIVE OPERATING, LLC	Gas	242231
42-505-36140	BEEHIVE OPERATING, LLC	Gas	242001
42-505-36141	LAREDO ENERGY	Gas	248832
42-505-36142	SMITH PRODUCTION INC.	Gas	240376
42-505-36143	SANCHEZ OIL & GAS CORPORATION
42-505-36145	HILCORP ENERGY COMPANY	Gas	240240
42-505-36146	ENCINA RESOURCES, LLC	Gas	250204
42-505-36147	THE MEDUSA COMPANY	Gas	239738
42-505-36148	HILCORP ENERGY COMPANY	Gas	246027
42-505-36149	HILCORP ENERGY COMPANY	Gas	244190
42-505-36150	BEEHIVE OPERATING, LLC	Gas	241633
42-505-36151	ENCINA RESOURCES, LLC	Gas	247007
42-505-36152	HILCORP ENERGY COMPANY	Gas	251548
42-505-36153	HILCORP ENERGY COMPANY	Gas	241072
42-505-36154	HUGHES, DAN A. COMPANY, L.P.	Gas	241935
42-505-36155	SALT CREEK PRODUCTION, INC.	Gas	241976
42-505-36156	HILCORP ENERGY COMPANY	Gas	241753
42-505-36157	HILCORP ENERGY COMPANY	Gas	241762
42-505-36158	HILCORP ENERGY COMPANY	Gas	246023
42-505-36159	HILCORP ENERGY COMPANY	Gas	244192
42-505-36160	TURNKEY E&P CORPORATION
42-505-36161	HILCORP ENERGY COMPANY	Gas	243450
42-505-36162	HILCORP ENERGY COMPANY	Gas	249358
42-505-36163	HILCORP ENERGY COMPANY	Gas	241722
42-505-36164	HILCORP ENERGY COMPANY	Gas	241031
42-505-36165	HILCORP ENERGY COMPANY	Gas	242040
42-505-36166	HILCORP ENERGY COMPANY	Gas	250856
42-505-36167	CHESAPEAKE OPERATING, INC.
42-505-36168	XTO ENERGY INC.	Gas	242203
42-505-36169	SMITH PRODUCTION INC.	Gas	247268
42-505-36170	HILCORP ENERGY COMPANY	Gas	242220
42-505-36172	HILCORP ENERGY COMPANY	Gas	242569
42-505-36173	BEEHIVE OPERATING, LLC	Gas	241596
42-505-36174	HILCORP ENERGY COMPANY	Gas	243083
42-505-36175	HILCORP ENERGY COMPANY	Gas	250598
42-505-36176	BXP OPERATING, LLC	Gas	242843
42-505-36177	MERIT ENERGY COMPANY	Gas	245660
42-505-36178	BEEHIVE OPERATING, LLC	Gas	242072
42-505-36179	BLACKBEARD OPERATING, LLC	Gas	244851
42-505-36180	RICOCHET ENERGY, INC.	Gas	241727
42-505-36181	MERIT ENERGY COMPANY	Gas	245663
42-505-36182	HILCORP ENERGY COMPANY	Gas	242253
42-505-36183	HILCORP ENERGY COMPANY	Gas	241995
42-505-36184	ESCUDO OIL & GAS, LLC	Gas	244043
42-505-36185	SMITH PRODUCTION INC.	Gas	242899
42-505-36186	XTO ENERGY INC.	Gas	245801
42-505-36187	MERIT ENERGY COMPANY	Gas	241936
42-505-36188	HILCORP ENERGY COMPANY	Gas	252177
42-505-36189	HILCORP ENERGY COMPANY	Gas	248469
42-505-36190	HILCORP ENERGY COMPANY	Gas	254492
42-505-36191	HILCORP ENERGY COMPANY	Gas	252092
42-505-36192	SMITH PRODUCTION INC.	Gas	246600
42-505-36193	DEVON ENERGY PRODUCTION CO, L.P.	Gas	249536
42-505-36194	HILCORP ENERGY COMPANY	Gas	247886
42-505-36195	MERIT ENERGY COMPANY	Gas	245664
42-505-36196	MERIT ENERGY COMPANY	Gas	242210
42-505-36197	HILCORP ENERGY COMPANY	Gas	244694
42-505-36198	CHESAPEAKE OPERATING, INC.
42-505-36199	HILCORP ENERGY COMPANY	Gas	241998
42-505-36200	SMITH PRODUCTION INC.	Gas	242851
42-505-36201	HILCORP ENERGY COMPANY	Gas	243413
42-505-36202	HILCORP ENERGY COMPANY	Gas	241759
42-505-36203	MERIT ENERGY COMPANY	Gas	242034
42-505-36204	CONOCOPHILLIPS COMPANY	Gas	244042
42-505-36205	HILCORP ENERGY COMPANY	Gas	242054
42-505-36206
42-505-36207	HILCORP ENERGY COMPANY	Gas	249175
42-505-36208	HILCORP ENERGY COMPANY	Gas	242044
42-505-36209	HILCORP ENERGY COMPANY	Gas	248687
42-505-36210	CHESAPEAKE OPERATING, INC.
42-505-36211	HILCORP ENERGY COMPANY	Gas	242082
42-505-36212	EP ENERGY E&P COMPANY, L.P.	Gas	243888
42-505-36213	HILCORP ENERGY COMPANY	Gas	244500
42-505-36214	CONOCOPHILLIPS COMPANY
42-505-36215	HILCORP ENERGY COMPANY	Gas	244501
42-505-36216	Newfield Exploration Company
42-505-36217	BXP OPERATING, LLC	Gas	245456
42-505-36218	XTO ENERGY INC.	Gas	251689
42-505-36219	HILCORP ENERGY COMPANY	Gas	248005
42-505-36220	HILCORP ENERGY COMPANY	Gas	246192
42-505-36221	HILCORP ENERGY COMPANY	Gas	248427
42-505-36222	EP ENERGY E&P COMPANY, L.P.	Gas	248011
42-505-36223	ROCKDALE ENERGY, LLC	Gas	248291
42-505-36224	KILLAM OIL CO., LTD.	Gas	244494
42-505-36225	ENCINA RESOURCES, LLC	Gas	247368
42-505-36226	L.O.G. ENERGY EXPLORATION, LTD.	Gas	246194
42-505-36227	MERIT ENERGY COMPANY	Gas	245500
42-505-36228	Wagner Oil Company
42-505-36229	HILCORP ENERGY COMPANY	Gas	242345
42-505-36230	HILCORP ENERGY COMPANY	Gas	244614
42-505-36231	SANCHEZ OIL & GAS CORPORATION
42-505-36232	HILCORP ENERGY COMPANY	Gas	245559
42-505-36233	HILCORP ENERGY COMPANY	Gas	242347
42-505-36234	HILCORP ENERGY COMPANY	Gas	242051
42-505-36235	PALADAR INVESTMENTS I, L.L.C.
42-505-36236	MERIT ENERGY COMPANY	Gas	246594
42-505-36237	HILCORP ENERGY COMPANY	Gas	247287
42-505-36238	HILCORP ENERGY COMPANY	Gas	243693
42-505-36239	HILCORP ENERGY COMPANY	Gas	248821
42-505-36240	HILCORP ENERGY COMPANY	Gas	242584
42-505-36241	HILCORP ENERGY COMPANY	Gas	249486
42-505-36242	MORTIMER PRODUCTION COMPANY	Gas	242315
42-505-36243	MERIT ENERGY COMPANY	Gas	242856
42-505-36244	EL PASO E & P COMPANY, L. P.	Gas	244985
42-505-36245	VENTUM OIL AND GAS, LP
42-505-36246	HILCORP ENERGY COMPANY	Gas	244984
42-505-36247	LAREDO ENERGY OPERATING, LLC	Gas	247784
42-505-36248	MERIT ENERGY COMPANY	Gas	247844
42-505-36249	HILCORP ENERGY COMPANY	Gas	248532
42-505-36250	HILCORP ENERGY COMPANY	Gas	244624
42-505-36251	XTO ENERGY INC.	Gas	247396
42-505-36252	PALADAR INVESTMENTS I, L.L.C.
42-505-36253	MERIT ENERGY COMPANY	Gas	244847
42-505-36254	MERIT ENERGY COMPANY	Gas	243690
42-505-36255	CONOCOPHILLIPS COMPANY	Gas	248938
42-505-36256	Forest Oil Corporation
42-505-36257	PROLINE ENERGY RESOURCES INC	Gas	253316
42-505-36258	MORTIMER PRODUCTION COMPANY	Gas	245245
42-505-36259	BXP OPERATING, LLC	Gas	246147
42-505-36260	HILCORP ENERGY COMPANY	Gas	242215
42-505-36261	ENCINA RESOURCES, LLC	Gas	247767
42-505-36262	Forest Oil Corporation
42-505-36263	SMITH PRODUCTION INC.	Gas	243740
42-505-36264	HILCORP ENERGY COMPANY	Gas	248033
42-505-36265	MERIT ENERGY COMPANY	Gas	243092
42-505-36266	HILCORP ENERGY COMPANY	Gas	249333
42-505-36267	BEEHIVE OPERATING, LLC	Gas	243667
42-505-36268	MERIT ENERGY COMPANY	Gas	242332
42-505-36269	HILCORP ENERGY COMPANY	Gas	243704
42-505-36270	HILCORP ENERGY COMPANY	Gas	249808
42-505-36271	U.S. ENERCORP, LTD.
42-505-36272	ROCKDALE ENERGY, LLC	Gas	248529
42-505-36273	ESCUDO OIL & GAS, LLC	Gas	247852
42-505-36274	EL PASO E&P ZAPATA, L.P.
42-505-36275	SMITH PRODUCTION INC.	Gas	243709
42-505-36276	CONOCOPHILLIPS COMPANY
42-505-36277	HILCORP ENERGY COMPANY	Gas	246615
42-505-36278	HILCORP ENERGY COMPANY	Gas	247747
42-505-36279	FOREST OIL PERMIAN CORPORATION
42-505-36280	HILCORP ENERGY COMPANY	Gas	247490
42-505-36281	HILCORP ENERGY COMPANY	Gas	248521
42-505-36282	LAREDO ENERGY	Gas	248036
42-505-36283	HILCORP ENERGY COMPANY	Gas	249595
42-505-36284	HILCORP ENERGY COMPANY	Gas	244648
42-505-36285	LAREDO ENERGY
42-505-36286	FOREST OIL PERMIAN CORPORATION
42-505-36287	EL PASO E & P COMPANY, L. P.	Gas	248943
42-505-36288	LAREDO ENERGY
42-505-36290	HILCORP ENERGY COMPANY	Gas	244509
42-505-36291	SMITH PRODUCTION INC.	Gas	249188
42-505-36292	HILCORP ENERGY COMPANY	Gas	248286
42-505-36293	HILCORP ENERGY COMPANY	Gas	247283
42-505-36294	FOREST OIL PERMIAN CORPORATION
42-505-36295	EL PASO E&P ZAPATA, L.P.	Gas	248020
42-505-36296	HILCORP ENERGY COMPANY	Gas	243889
42-505-36297	DENALI OIL & GAS MANAGEMENT, LLC
42-505-36298	FOREST OIL PERMIAN CORPORATION
42-505-36299	HILCORP ENERGY COMPANY	Gas	247400
42-505-36300	HILCORP ENERGY COMPANY	Gas	246219
42-505-36301	HILCORP ENERGY COMPANY	Gas	249716
42-505-36302	EP ENERGY E&P COMPANY, L.P.	Gas	251246
42-505-36303	EL PASO E & P COMPANY, L. P.
42-505-36304	MERIT ENERGY COMPANY	Gas	244607
42-505-36305	SMITH PRODUCTION INC.	Gas	243921
42-505-36306	HILCORP ENERGY COMPANY	Gas	270265
42-505-36307	KILLAM OIL CO., LTD.	Gas	247973
42-505-36308	MERIT ENERGY COMPANY	Gas	243915
42-505-36309	MAGNUM PRODUCING, LP	Gas	247748
42-505-36310	BLACKBEARD OPERATING, LLC	Gas	244554
42-505-36311	HILCORP ENERGY COMPANY	Gas	248644
42-505-36312	MERIT ENERGY COMPANY	Gas	244721
42-505-36313	EOG Resources, Inc.
42-505-36314	DEVON ENERGY PRODUCTION CO, L.P.
42-505-36315	DEVON ENERGY PRODUCTION CO, L.P.
42-505-36316	LAREDO ENERGY	Gas	248851
42-505-36317	HILCORP ENERGY COMPANY	Gas	243890
42-505-36318	HILCORP ENERGY COMPANY	Gas	247764
42-505-36319	EL PASO E&P ZAPATA, L.P.
42-505-36320	DEVON ENERGY PRODUCTION CO, L.P.
42-505-36321	DEVON ENERGY PRODUCTION CO, L.P.
42-505-36322	HILCORP ENERGY COMPANY	Gas	246210
42-505-36323	HILCORP ENERGY COMPANY	Gas	248467
42-505-36324	HILCORP ENERGY COMPANY	Gas	245746
42-505-36325	PALADAR INVESTMENTS I, L.L.C.
42-505-36326	CHESAPEAKE OPERATING, INC.
42-505-36327	HILCORP ENERGY COMPANY	Gas	250199
42-505-36328	MERIT ENERGY COMPANY	Gas	248012
42-505-36329	HILCORP ENERGY COMPANY	Gas	248142
42-505-36330	PALADAR INVESTMENTS I, L.L.C.
42-505-36331	ENCINA RESOURCES, LLC	Gas	248458
42-505-36332	HILCORP ENERGY COMPANY	Gas	252835
42-505-36333	CONOCOPHILLIPS COMPANY	Gas	248820
42-505-36334	MERIT ENERGY COMPANY	Gas	248018
42-505-36335	SMITH PRODUCTION INC.	Gas	251834
42-505-36336	LAREDO ENERGY	Gas	248834
42-505-36337	XTO ENERGY INC.	Gas	249617
42-505-36338	PALADAR INVESTMENTS I, L.L.C.	Gas	252036
42-505-36339	HILCORP ENERGY COMPANY	Gas	246975
42-505-36340	HILCORP ENERGY COMPANY	Gas	248035
42-505-36341	CONOCOPHILLIPS COMPANY	Gas	251667
42-505-36343	HILCORP ENERGY COMPANY	Gas	250477
42-505-36344	HILCORP ENERGY COMPANY	Gas	247771
42-505-36345	HILCORP ENERGY COMPANY	Gas	248717
42-505-36346	PROLINE ENERGY RESOURCES INC	Gas	250452
42-505-36347	LAREDO ENERGY
42-505-36348	LAREDO ENERGY
42-505-36349	CHESAPEAKE OPERATING, INC.
42-505-36350	Forest Oil Corporation
42-505-36351	RIDGELINE ENERGY INC.	Gas	249773
42-505-36352	SMITH PRODUCTION INC.	Gas	246987
42-505-36353	BEEHIVE OPERATING, LLC	Gas	247770
42-505-36354	LAREDO ENERGY
42-505-36355	LAREDO ENERGY
42-505-36356	HILCORP ENERGY COMPANY	Gas	249329
42-505-36357	ROCKDALE ENERGY, LLC	Gas	249324
42-505-36358	PROLINE ENERGY RESOURCES INC	Gas	251994
42-505-36359	CONOCOPHILLIPS COMPANY
42-505-36360	CONOCOPHILLIPS COMPANY
42-505-36361	SMITH PRODUCTION INC.	Gas	247791
42-505-36362	Forest Oil Corporation
42-505-36363	Forest Oil Corporation
42-505-36365	CRIMSON EXPLORATION OPER., INC.
42-505-36366	CRIMSON EXPLORATION OPER., INC.
42-505-36367	SMITH PRODUCTION INC.	Gas	246992
42-505-36368	EL PASO E&P ZAPATA, L.P.
42-505-36369	MERIT ENERGY COMPANY	Gas	249996
42-505-36370	SMITH PRODUCTION INC.	Gas	247788
42-505-36371	EOG Resources, Inc.
42-505-36372	PALADAR INVESTMENTS I, L.L.C.
42-505-36373	EOG Resources, Inc.	Gas	248377
42-505-36374	HILCORP ENERGY COMPANY	Gas	248637
42-505-36375	HILCORP ENERGY COMPANY	Gas	256235
42-505-36376	HILCORP ENERGY COMPANY	Gas	251566
42-505-36377	HILCORP ENERGY COMPANY	Gas	254146
42-505-36378	MERIT ENERGY COMPANY	Gas	255428
42-505-36379	MAGNUM PRODUCING, LP	Gas	248176
42-505-36380	HILCORP ENERGY COMPANY	Gas	249429
42-505-36381	MERIT ENERGY COMPANY	Gas	249364
42-505-36382	HILCORP ENERGY COMPANY	Gas	253365
42-505-36383	MAGNUM PRODUCING, LP	Gas	250087
42-505-36384	SMITH PRODUCTION INC.	Gas	248937
42-505-36385	CONOCOPHILLIPS COMPANY
42-505-36386	CONOCOPHILLIPS COMPANY
42-505-36387	HUGHES, DAN A. COMPANY, L.P.	Gas	251659
42-505-36388	MERIT ENERGY COMPANY	Gas	248815
42-505-36389	HILCORP ENERGY COMPANY	Gas	253221
42-505-36390	HILCORP ENERGY COMPANY	Gas	254138
42-505-36391	HILCORP ENERGY COMPANY	Gas	248465
42-505-36392	HILCORP ENERGY COMPANY	Gas	256730
42-505-36393	CHESAPEAKE OPERATING, INC.
42-505-36394	SMITH PRODUCTION INC.	Gas	249417
42-505-36395	KERR-MCGEE OIL & GAS ONSHORE LP
42-505-36396	CONOCOPHILLIPS COMPANY
42-505-36397	PALADAR INVESTMENTS I, L.L.C.
42-505-36398	HILCORP ENERGY COMPANY	Gas	248837
42-505-36399	KERR-MCGEE OIL & GAS ONSHORE LP
42-505-36400	HILCORP ENERGY COMPANY	Gas	254143
42-505-36401	MERIT ENERGY COMPANY	Gas	248793
42-505-36402	EOG Resources, Inc.
42-505-36403	HILCORP ENERGY COMPANY	Gas	249181
42-505-36404	HILCORP ENERGY COMPANY	Gas	249327
42-505-36405	DCP INTRASTATE NETWORK, LLC
42-505-36406	EOG Resources, Inc.	Gas	251143
42-505-36407	HILCORP ENERGY COMPANY	Gas	252180
42-505-36408	HILCORP ENERGY COMPANY	Gas	249179
42-505-36409	MONTECRISTO EXPLORATION, INC.	Gas	266729
42-505-36410	EOG Resources, Inc.	Gas	249064
42-505-36411	SPIRIT ENERGY L.L.C.
42-505-36412	HILCORP ENERGY COMPANY	Gas	249368
42-505-36413	HILCORP ENERGY COMPANY	Gas	254137
42-505-36414	HILCORP ENERGY COMPANY	Gas	249067
42-505-36415	MERIT ENERGY COMPANY	Gas	250263
42-505-36416	MERIT ENERGY COMPANY	Gas	248994
42-505-36418	FOREST OIL PERMIAN CORPORATION
42-505-36419	Forest Oil Corporation
42-505-36420	SMITH PRODUCTION INC.	Gas	249502
42-505-36421	Forest Oil Corporation
42-505-36422	HILCORP ENERGY COMPANY	Gas	251896
42-505-36423	HILCORP ENERGY COMPANY	Gas	249180
42-505-36424	CHEVRON U. S. A. INC.
42-505-36425	OAK VALLEY OPERATING, LLC	Gas	255383
42-505-36426	MORTIMER PRODUCTION COMPANY	Gas	251146
42-505-36427	EOG Resources, Inc.
42-505-36428	EL PASO E&P ZAPATA, L.P.
42-505-36429	DENALI OIL & GAS MANAGEMENT, LLC
42-505-36430	HILCORP ENERGY COMPANY	Gas	255454
42-505-36431	Forest Oil Corporation
42-505-36432	MERIT ENERGY COMPANY	Gas	250262
42-505-36433	CONOCOPHILLIPS COMPANY
42-505-36434	CONOCOPHILLIPS COMPANY	Gas	255224
42-505-36435	HILCORP ENERGY COMPANY	Gas	254607
42-505-36436	BLACKBEARD OPERATING, LLC	Gas	250836
42-505-36437	HILCORP ENERGY COMPANY	Gas	254144
42-505-36438	SMITH PRODUCTION INC.	Gas	253372
42-505-36439	SMITH PRODUCTION INC.	Gas	254022
42-505-36440	HILCORP ENERGY COMPANY	Gas	250565
42-505-36441	PALADAR INVESTMENTS I, L.L.C.	Gas	252808
42-505-36442	WWXPLORATION, LLC
42-505-36443	HILCORP ENERGY COMPANY	Gas	252108
42-505-36444	MERIT ENERGY COMPANY	Gas	256350
42-505-36445	RICOCHET ENERGY, INC.
42-505-36446	CONOCOPHILLIPS COMPANY
42-505-36447	KINDER MORGAN TEJAS PIPELINE LLC
42-505-36448	EOG Resources, Inc.
42-505-36449	EOG Resources, Inc.
42-505-36450	WWXPLORATION, LLC
42-505-36451	HILCORP ENERGY COMPANY	Gas	254722
42-505-36452	RIDGELINE ENERGY INC.	Gas	257556
42-505-36453	RIDGELINE ENERGY INC.	Gas	257557
42-505-36454	MERIT ENERGY COMPANY	Gas	251872
42-505-36455	HILCORP ENERGY COMPANY	Gas	254141
42-505-36456	SMITH PRODUCTION INC.	Gas	254959
42-505-36457	HILCORP ENERGY COMPANY	Gas	254250
42-505-36458	HILCORP ENERGY COMPANY	Gas	254645
42-505-36459	L.O.G. ENERGY EXPLORATION, LTD.
42-505-36460	MAGNUM PRODUCING, LP	Gas	255119
42-505-36461	MORTIMER PRODUCTION COMPANY	Gas	252976
42-505-36462	HILCORP ENERGY COMPANY	Gas	254145
42-505-36463	KINDER MORGAN TEJAS PIPELINE LLC
42-505-36464	KINDER MORGAN TEJAS PIPELINE LLC
42-505-36465	MONTECRISTO EXPLORATION, INC.
42-505-36466	ZAPATA OIL PARTNERS, L.L.C.	Oil	13593
42-505-36467	ZAPATA OIL PARTNERS, L.L.C.	Oil	13593
42-505-36468	RIDGELINE ENERGY INC.	Gas	281196
42-505-36469	HILCORP ENERGY COMPANY	Gas	254392
42-505-36470	L.O.G. ENERGY EXPLORATION, LTD.	Gas	255759
42-505-36471	HILCORP ENERGY COMPANY	Gas	265117
42-505-36472	HILCORP ENERGY COMPANY	Gas	256729
42-505-36473	HILCORP ENERGY COMPANY	Gas	256999
42-505-36474	KILLAM OIL CO., LTD.	Gas	256433
42-505-36475	HILCORP ENERGY COMPANY	Gas	255566
42-505-36476	BXP OPERATING, LLC	Gas	256123
42-505-36477	EL PASO E&P ZAPATA, L.P.
42-505-36478	SMITH PRODUCTION INC.	Gas	255207
42-505-36479	SMITH PRODUCTION INC.	Gas	256293
42-505-36480	SMITH PRODUCTION INC.	Gas	256399
42-505-36481	RMB OPERATING LLC	Gas	255120
42-505-36482	PROLINE ENERGY RESOURCES INC	Gas	255208
42-505-36483	THORP PETROLEUM CORPORATION
42-505-36484	HILCORP ENERGY COMPANY	Gas	257039
42-505-36485	CONOCOPHILLIPS COMPANY
42-505-36486	HILCORP ENERGY COMPANY	Gas	258997
42-505-36487	HILCORP ENERGY COMPANY	Gas	256852
42-505-36488	HILCORP ENERGY COMPANY	Gas	255539
42-505-36489	MERIT ENERGY COMPANY	Gas	255614
42-505-36490	CONOCOPHILLIPS COMPANY
42-505-36491	SMITH PRODUCTION INC.	Gas	255787
42-505-36493	EL PASO E & P COMPANY, L. P.
42-505-36494	SMITH PRODUCTION INC.	Gas	256225
42-505-36495	HILCORP ENERGY COMPANY	Gas	256917
42-505-36496	HILCORP ENERGY COMPANY	Gas	257035
42-505-36497	HILCORP ENERGY COMPANY	Gas	259316
42-505-36498	PROLINE ENERGY RESOURCES INC	Gas	256464
42-505-36499	MONTECRISTO EXPLORATION, INC.
42-505-36500	HILCORP ENERGY COMPANY	Gas	267456
42-505-36501	PROLINE ENERGY RESOURCES INC	Gas	257230
42-505-36502	HILCORP ENERGY COMPANY	Gas	263277
42-505-36503	HILCORP ENERGY COMPANY	Gas	260531
42-505-36504	CHEVRON U. S. A. INC.	Gas	261036
42-505-36505	HILCORP ENERGY COMPANY	Gas	261679
42-505-36506	SMITH PRODUCTION INC.	Gas	256681
42-505-36507	ZAPATA OIL PARTNERS, L.L.C.	Oil	13738
42-505-36508	RIDGELINE ENERGY INC.
42-505-36509	BXP OPERATING, LLC	Gas	257496
42-505-36510	REMORA OPERATING, LLC	Gas	257932
42-505-36511	HILCORP ENERGY COMPANY	Gas	258371
42-505-36512	BXP OPERATING, LLC	Gas	257501
42-505-36513	BXP OPERATING, LLC	Gas	258793
42-505-36514	DCP INTRASTATE NETWORK, LLC
42-505-36515	CHEVRON U. S. A. INC.
42-505-36516	DCP INTRASTATE NETWORK, LLC
42-505-36517	HILCORP ENERGY COMPANY	Gas	260746
42-505-36518	HOWARD EXPLORATION, INC.	Gas	262271
42-505-36519	METANO ENERGY II, LP
42-505-36520	SMITH PRODUCTION INC.	Gas	257227
42-505-36521	SMITH PRODUCTION INC.	Gas	257744
42-505-36522	SMITH PRODUCTION INC.	Gas	257070
42-505-36523	KILLAM OIL CO., LTD.	Gas	261376
42-505-36524	HILCORP ENERGY COMPANY	Gas	259590
42-505-36525	HILCORP ENERGY COMPANY	Gas	261691
42-505-36526	L.O.G. ENERGY EXPLORATION, LTD.	Gas	258375
42-505-36527	HILCORP ENERGY COMPANY	Gas	264003
42-505-36528	KINDER MORGAN TEJAS PIPELINE LLC
42-505-36529	SMITH PRODUCTION INC.	Gas	259304
42-505-36530	SMITH PRODUCTION INC.	Gas	260273
42-505-36531	AGUA LIBRE MIDSTREAM LLC	Gas	263430
42-505-36532	CHEVRON U. S. A. INC.	Gas	262534
42-505-36533	HILCORP ENERGY COMPANY	Gas	258748
42-505-36534	CONOCOPHILLIPS COMPANY	Gas	266548
42-505-36535	MONTECRISTO EXPLORATION, INC.	Gas	265109
42-505-36536	HILCORP ENERGY COMPANY	Gas	259782
42-505-36537	HILCORP ENERGY COMPANY	Gas	259756
42-505-36538	HILCORP ENERGY COMPANY	Gas	261878
42-505-36539	BLACKBEARD OPERATING, LLC	Gas	261701
42-505-36540	CONOCOPHILLIPS COMPANY
42-505-36541	HILCORP ENERGY COMPANY	Gas	260905
42-505-36542	SMITH PRODUCTION INC.	Gas	261139
42-505-36543	CONOCOPHILLIPS COMPANY
42-505-36544	HILCORP ENERGY COMPANY	Gas	261150
42-505-36545	HILCORP ENERGY COMPANY	Gas	266975
42-505-36546	EOG Resources, Inc.	Gas	261881
42-505-36547	HILCORP ENERGY COMPANY	Gas	264096
42-505-36548	HILCORP ENERGY COMPANY	Gas	261893
42-505-36549	SMITH PRODUCTION INC.	Gas	262005
42-505-36550	MONTECRISTO EXPLORATION, INC.
42-505-36551	MONTECRISTO EXPLORATION, INC.
42-505-36552	KINDER MORGAN TEJAS PIPELINE LLC
42-505-36553	KINDER MORGAN TEJAS PIPELINE LLC
42-505-36554	HILCORP ENERGY COMPANY	Gas	262470
42-505-36555	SMITH PRODUCTION INC.	Gas	262424
42-505-36556	CONOCOPHILLIPS COMPANY
42-505-36557	DCP INTRASTATE NETWORK, LLC
42-505-36558	DCP INTRASTATE NETWORK, LLC
42-505-36559	SMITH PRODUCTION INC.	Gas	263126
42-505-36560	BXP OPERATING, LLC	Gas	264918
42-505-36561	EOG Resources, Inc.	Gas	268261
42-505-36562	HILCORP ENERGY COMPANY	Gas	266397
42-505-36563	EOG Resources, Inc.
42-505-36564	HILCORP ENERGY COMPANY	Gas	272667
42-505-36565	HILCORP ENERGY COMPANY	Gas	266122
42-505-36566	HILCORP ENERGY COMPANY	Gas	276871
42-505-36567	SMITH PRODUCTION INC.	Gas	266653
42-505-36568	L.O.G. ENERGY EXPLORATION, LTD.
42-505-36569	SMITH PRODUCTION INC.	Gas	266798
42-505-36570	HILCORP ENERGY COMPANY	Gas	266552
42-505-36571	RICOCHET ENERGY, INC.	Gas	267179
42-505-36572	HILCORP ENERGY COMPANY	Gas	273219
42-505-36573	SAFARI PRODUCTION COMPANY, INC.	Gas	279121
42-505-36574	EOG Resources, Inc.
42-505-36575	ENTERPRISE PRODUCTS OPERATINGLLC
42-505-36576	MONTECRISTO EXPLORATION, INC.	Oil	14034
42-505-36577	SMITH PRODUCTION INC.	Oil	13753
42-505-36578	CONOCOPHILLIPS COMPANY
42-505-36579	CONOCOPHILLIPS COMPANY
42-505-36580	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-36581	CONOCOPHILLIPS COMPANY
42-505-36582	EOG Resources, Inc.
42-505-36583	RICOCHET ENERGY, INC.
42-505-36584	US LIQUIDS OF LA., L.P.
42-505-36585	SMITH PRODUCTION INC.	Oil	13753
42-505-36586	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-36587	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-36588	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-36589	HILCORP ENERGY COMPANY	Gas	270851
42-505-36590	ARGENT ENERGY (US) HOLDINGS INC.	Gas	276910
42-505-36591	SMITH PRODUCTION INC.	Oil	13753
42-505-36592	DRILL-CO., INC.
42-505-36593	ENTERPRISE PRODUCTS OPERATINGLLC
42-505-36594	BXP OPERATING, LLC	Gas	271470
42-505-36595	KOVAR OPERATING, LLC	Oil	06058
42-505-36596	KOVAR OPERATING, LLC	Oil	13956
42-505-36597	ENTERPRISE PRODUCTS OPERATINGLLC
42-505-36598	SMITH PRODUCTION INC.	Oil	13753
42-505-36599	SMITH PRODUCTION INC.	Oil	13753
42-505-36600	BXP OPERATING, LLC	Gas	274762
42-505-36601	BXP OPERATING, LLC	Gas	275298
42-505-36602	KOVAR OPERATING, LLC	Oil	06058
42-505-36603	KOVAR OPERATING, LLC	Oil	06058
42-505-36604	KOVAR OPERATING, LLC	Oil	06058
42-505-36605	BLUESTONE NATURAL RES. II, LLC
42-505-36606	BLACKBEARD OPERATING, LLC	Gas	275403
42-505-36607	BLUESTONE NATURAL RES. II, LLC
42-505-36608	RICOCHET ENERGY, INC.	Gas	280313
42-505-36609	BLACKBEARD OPERATING, LLC	Oil	14070
42-505-36610	BLACKBEARD OPERATING, LLC	Oil	14070
42-505-36611	BLACKBEARD OPERATING, LLC	Oil	14070
42-505-36612	BLUESTONE NATURAL RES. II, LLC
42-505-36613	MERIT ENERGY COMPANY	Gas	285435
42-505-36614	MERIT ENERGY COMPANY	Gas	284903
42-505-36615	BLUESTONE NATURAL RES. II, LLC
42-505-36616	ENTERPRISE PRODUCTS OPERATINGLLC
42-505-36618	SMITH PRODUCTION INC.	Gas	288874
42-505-36619	KILLAM OIL CO., LTD.
42-505-36620	SMITH PRODUCTION INC.	Gas	288970
42-505-36621	SMITH PRODUCTION INC.	Gas	288997
42-505-80000	HOPE PRODUCTION COMPANY	Gas
42-505-80001
42-505-80002
42-505-80003
42-505-80004	TEXAS OIL & GAS CORP.	Gas
42-505-80005	DOMINION EXPL. & PROD., INC.	Gas	011511
42-505-80006	XTO ENERGY INC.	Gas	011512
42-505-80007	TEXAS OIL & GAS CORP.	Gas
42-505-80008
42-505-80009	BRIDGE OIL PRODUCTION CO., INC.	Gas	011528
42-505-80010	XTO ENERGY INC.	Gas	011529
42-505-80011
42-505-80012	DORAN, W. H., JR.	Gas	011798
42-505-80013	CENTRAL PRODUCERS, INC.	Gas
42-505-80014
42-505-80015
42-505-80016
42-505-80017
42-505-80018
42-505-80019	COASTAL STATES GAS PROD. CO.	Gas
42-505-80020	EXXON CORP.	Gas
42-505-80021	Coastal Oil & Gas Corporation	Gas
42-505-80022
42-505-80023
42-505-80024
42-505-80025
42-505-80026
42-505-80027	TEXAS OIL & GAS CORP.	Gas
42-505-80028
42-505-80029
42-505-80030
42-505-80031
42-505-80032
42-505-80033
42-505-80034
42-505-80035
42-505-80036
42-505-80037
42-505-80038
42-505-80039
42-505-80040	TEXAS OIL & GAS CORP.	Gas
42-505-80041	TEXAS OIL & GAS CORP.	Gas
42-505-80042	TEXAS OIL & GAS CORP.	Gas
42-505-80043	TEXAS OIL & GAS CORP.	Gas
42-505-80044
42-505-80045
42-505-80046
42-505-80047	TEXPRO, INC.	Oil	00457
42-505-80048
42-505-80049	ENERGY 2000, INC.	Oil
42-505-80050	ENERGY 2000, INC.	Oil
42-505-80051
42-505-80052
42-505-80053
42-505-80054
42-505-80055	ENERGY 2000, INC.	Oil	00710
42-505-80056	ENERGY 2000, INC.	Oil	00710
42-505-80057
42-505-80058
42-505-80059	ENERGY 2000, INC.	Oil
42-505-80060	ENERGY 2000, INC.	Oil
42-505-80061
42-505-80062
42-505-80063
42-505-80064	ENERGY 2000, INC.	Oil
42-505-80065
42-505-80066
42-505-80067	ENERGY 2000, INC.	Oil
42-505-80068	ENERGY 2000, INC.	Oil
42-505-80069	ENERGY 2000, INC.	Oil
42-505-80070	ENERGY 2000, INC.	Oil
42-505-80071
42-505-80072
42-505-80073
42-505-80074
42-505-80075
42-505-80076	ENERGY 2000, INC.	Oil
42-505-80077	DUGGER, GLENN	Oil
42-505-80078	DUGGER, GLENN	Oil	00713
42-505-80079	DUGGER, GLENN	Oil	00713
42-505-80080	DUGGER, GLENN	Oil
42-505-80081
42-505-80082	VILLALON, J. ANTONIO, TRUSTEE	Oil	00718
42-505-80083	VILLALON, J. ANTONIO, TRUSTEE	Oil	00718
42-505-80084
42-505-80085
42-505-80086	VILLALON, J. ANTONIO, TRUSTEE	Oil
42-505-80087	VILLALON, J. ANTONIO, TRUSTEE	Oil
42-505-80088	ENERGY 2000, INC.	Oil	00724
42-505-80089
42-505-80090
42-505-80091
42-505-80092
42-505-80093
42-505-80094
42-505-80095
42-505-80096
42-505-80097
42-505-80098	ENERGY 2000, INC.	Oil
42-505-80099
42-505-80100
42-505-80101
42-505-80102
42-505-80103	ALLERKAMP, E. E.	Oil
42-505-80104
42-505-80105
42-505-80106	KOVAR OPERATING, LLC	Oil
42-505-80107	KOVAR OPERATING, LLC	Oil	01303
42-505-80108
42-505-80109
42-505-80110	KOVAR OPERATING, LLC	Oil
42-505-80111
42-505-80112	KOVAR OPERATING, LLC	Oil
42-505-80113
42-505-80114	KOVAR OPERATING, LLC	Oil
42-505-80115	KOVAR OPERATING, LLC	Oil	01303
42-505-80116	KOVAR OPERATING, LLC	Oil	01303
42-505-80117
42-505-80118
42-505-80119	KOVAR OPERATING, LLC	Oil	01303
42-505-80120	KOVAR OPERATING, LLC	Oil	01303
42-505-80121
42-505-80122	KOVAR OPERATING, LLC	Oil	01303
42-505-80123
42-505-80124
42-505-80125
42-505-80126	KOVAR OPERATING, LLC	Oil
42-505-80127
42-505-80128	KOVAR OPERATING, LLC	Oil
42-505-80129	ZAPATA OIL PARTNERS, L.L.C.	Oil	13303
42-505-80130
42-505-80131
42-505-80132
42-505-80133
42-505-80134
42-505-80135
42-505-80136
42-505-80137
42-505-80138
42-505-80139
42-505-80140
42-505-80141
42-505-80142	KOVAR OPERATING, LLC	Oil
42-505-80143
42-505-80144
42-505-80145
42-505-80146	ZAPATA MINERALS CO.	Oil	01307
42-505-80147	Petroleum Corporation Of Texas	Oil
42-505-80148	Petroleum Corporation Of Texas	Oil
42-505-80149	SATCO, INC.	Oil
42-505-80150	SATCO, INC.	Oil
42-505-80151	SATCO, INC.	Oil
42-505-80152	SATCO, INC.	Oil
42-505-80153	SATCO, INC.	Oil	04016
42-505-80154	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80155	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80156	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80157	SYNTHETIC ENERGY CORPORATION	Oil
42-505-80158	SYNTHETIC ENERGY CORPORATION	Oil
42-505-80159	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80160	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80161	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80162	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80163	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80164	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80165	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80166	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80167	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80168	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80169	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80170	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80171	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80172	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80173	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80174	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80175	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80176	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80177	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80178	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80179	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80180	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80181	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80182	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80183	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80184	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80185	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80186	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80187	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80188	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80189	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80190	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80191	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80192	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80193	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80194	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80195	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80196	SYNTHETIC ENERGY CORPORATION	Oil
42-505-80197	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80198	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80199	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80200	SYNTHETIC ENERGY CORPORATION	Oil
42-505-80201	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80202	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80203	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80204	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80205	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80206	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80207	SYNTHETIC ENERGY CORPORATION	Oil
42-505-80208	SYNTHETIC ENERGY CORPORATION	Oil
42-505-80209	SYNTHETIC ENERGY CORPORATION	Oil
42-505-80210	SYNTHETIC ENERGY CORPORATION	Oil
42-505-80211	SYNTHETIC ENERGY CORPORATION	Oil
42-505-80212	SYNTHETIC ENERGY CORPORATION	Oil
42-505-80213	SYNTHETIC ENERGY CORPORATION	Oil
42-505-80214	SYNTHETIC ENERGY CORPORATION	Oil
42-505-80215	SYNTHETIC ENERGY CORPORATION	Oil
42-505-80216	SYNTHETIC ENERGY CORPORATION	Oil
42-505-80217	SYNTHETIC ENERGY CORPORATION	Oil
42-505-80218	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80219	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80220	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80221	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80222	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80223	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80224	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80225	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80226	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80227
42-505-80228	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80229
42-505-80230	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80231	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80232	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80233	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80234	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80235	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80236	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80237	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80238	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80239	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80240	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80241	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80242	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80243	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80244	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80245	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80246	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80247	SYNTHETIC ENERGY CORPORATION	Oil
42-505-80248	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80249	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80250	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80251
42-505-80252	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80253	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80254	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80255	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80256	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80257	SYNTHETIC ENERGY CORPORATION	Oil
42-505-80258	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80259	SYNTHETIC ENERGY CORPORATION	Oil
42-505-80260	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80261
42-505-80262	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80263	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80264	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80265	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80266	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80267	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80268	KILLAM OIL COMPANY	Oil
42-505-80269
42-505-80270
42-505-80271
42-505-80272	ENERGY 2000, INC.	Oil	05301
42-505-80273	ENERGY 2000, INC.	Oil	05301
42-505-80274	ENERGY 2000, INC.	Oil	05301
42-505-80275	ENERGY 2000, INC.	Oil	05301
42-505-80276	ENERGY 2000, INC.	Oil	05301
42-505-80277	ENERGY 2000, INC.	Oil	05301
42-505-80278	ENERGY 2000, INC.	Oil	05301
42-505-80279	ENERGY 2000, INC.	Oil
42-505-80280
42-505-80281	ENERGY 2000, INC.	Oil
42-505-80282	ENERGY 2000, INC.	Oil	05301
42-505-80283	ENERGY 2000, INC.	Oil	05301
42-505-80284
42-505-80285
42-505-80286
42-505-80287
42-505-80288
42-505-80289
42-505-80290
42-505-80291	ENERGY 2000, INC.	Oil
42-505-80292	ENERGY 2000, INC.	Oil
42-505-80293
42-505-80294
42-505-80295
42-505-80296	DUGGER, GLENN	Oil
42-505-80297	KOVAR OPERATING, LLC	Oil
42-505-80298
42-505-80299
42-505-80300
42-505-80301
42-505-80302
42-505-80303
42-505-80304
42-505-80305
42-505-80306
42-505-80307
42-505-80308
42-505-80309
42-505-80310
42-505-80311
42-505-80312
42-505-80313
42-505-80314
42-505-80315
42-505-80316
42-505-80317
42-505-80318
42-505-80319
42-505-80320	KILLAM OIL COMPANY	Oil
42-505-80321
42-505-80322
42-505-80323
42-505-80324
42-505-80325
42-505-80326
42-505-80327
42-505-80328
42-505-80329
42-505-80330
42-505-80331
42-505-80332
42-505-80333
42-505-80334
42-505-80335
42-505-80336
42-505-80337	PEREZ, H. F.	Oil
42-505-80338	PEREZ, H. F.	Oil
42-505-80339
42-505-80340
42-505-80341	FREBERG,DOUG & SEXTON,WILLIAM R.	Oil
42-505-80342	FREBERG,DOUG & SEXTON,WILLIAM R.	Oil
42-505-80343	FREBERG,DOUG & SEXTON,WILLIAM R.	Oil
42-505-80344	FREBERG,DOUG & SEXTON,WILLIAM R.	Oil
42-505-80345	FREBERG,DOUG & SEXTON,WILLIAM R.	Oil
42-505-80346	FREBERG,DOUG & SEXTON,WILLIAM R.	Oil
42-505-80347	FREBERG,DOUG & SEXTON,WILLIAM R.	Oil
42-505-80348	KOVAR OPERATING, LLC	Oil	07871
42-505-80349
42-505-80350
42-505-80351	THRASH OIL & GAS CO.	Oil
42-505-80352	THRASH OIL & GAS CO.	Oil
42-505-80353
42-505-80354
42-505-80355
42-505-80356
42-505-80357
42-505-80358
42-505-80359
42-505-80360
42-505-80361
42-505-80362
42-505-80363
42-505-80364
42-505-80365
42-505-80366
42-505-80367
42-505-80368
42-505-80369
42-505-80370
42-505-80371
42-505-80372
42-505-80373
42-505-80374
42-505-80375
42-505-80376
42-505-80377
42-505-80378
42-505-80379
42-505-80380
42-505-80381
42-505-80382
42-505-80383
42-505-80384
42-505-80385	BRIDGE OIL COMPANY, L. P.	Oil	08544
42-505-80386
42-505-80387
42-505-80388
42-505-80389
42-505-80390
42-505-80391
42-505-80392
42-505-80393
42-505-80394
42-505-80395
42-505-80396	THRASH OIL & GAS CO.	Oil	09473
42-505-80397	THRASH OIL & GAS CO.	Oil	09473
42-505-80398	THRASH OIL & GAS CO.	Oil	09473
42-505-80399	THRASH OIL & GAS CO.	Oil	09473
42-505-80400	THRASH OIL & GAS CO.	Oil	09473
42-505-80401	THRASH OIL & GAS CO.	Oil	09473
42-505-80402
42-505-80403
42-505-80404
42-505-80405
42-505-80406
42-505-80407	COASTAL STATES GAS PROD. CO.
42-505-80408	Texaco Inc.
42-505-80409	Texaco Inc.
42-505-80410	HUGHES & HUGHES
42-505-80411
42-505-80412	KILLAM & HURD, LTD.
42-505-80413	Gulf Oil Corp.
42-505-80414	GOOD HOPE REFINERIES, INC.
42-505-80415	GOOD HOPE REFINERIES, INC.
42-505-80416	VIKING DRILLING COMPANY
42-505-80417	COASTAL STATES GAS PROD. CO.
42-505-80418
42-505-80419	KILLAM & HURD, LTD.
42-505-80420
42-505-80421
42-505-80422	DONALDSON, DAVID H.
42-505-80423	COASTAL STATES GAS PROD. CO.
42-505-80424	OTEX ENERGY INC.
42-505-80425	COASTAL STATES GAS PROD. CO.
42-505-80426	Gulf Oil Corp.
42-505-80427	COASTAL STATES GAS PROD. CO.
42-505-80428	Texaco Inc.
42-505-80429
42-505-80430	MOBIL OIL CORPORATION
42-505-80431	Texaco Inc.
42-505-80432
42-505-80433
42-505-80434
42-505-80435
42-505-80436	HUDDLESTON ENTERPRISES
42-505-80437	HUDDLESTON ENTERPRISES
42-505-80438	HUDDLESTON ENTERPRISES
42-505-80439	HUDDLESTON ENTERPRISES
42-505-80440	HUDDLESTON ENTERPRISES
42-505-80441	HUDDLESTON ENTERPRISES
42-505-80442	HUDDLESTON ENTERPRISES
42-505-80443	HUDDLESTON ENTERPRISES
42-505-80444	RIO EXPLORATION COMPANY
42-505-80445
42-505-80446	TEXAS OIL & GAS CORP.
42-505-80447	Texaco Inc.
42-505-80448	Pennzoil Producing Co.
42-505-80449	Kilroy Company Of Texas, Inc.
42-505-80450	TXO Production Corp.
42-505-80451	Texaco Inc.
42-505-80452
42-505-80453
42-505-80454
42-505-80455
42-505-80456	MUELLER ENGINEERING CORP.
42-505-80457
42-505-80458
42-505-80459
42-505-80460
42-505-80461
42-505-80462	MUELLER ENGINEERING CORP.	Gas
42-505-80465
42-505-80466
42-505-80467
42-505-80468
42-505-80469
42-505-80470
42-505-80471	TXO Production Corp.
42-505-80472
42-505-80473
42-505-80474
42-505-80475	VILLALON, J. ANTONIO, TRUSTEE	Oil	00718
42-505-80476
42-505-80477
42-505-80478
42-505-80479
42-505-80480
42-505-80481
42-505-80482
42-505-80483
42-505-80484
42-505-80485
42-505-80486
42-505-80487
42-505-80488
42-505-80489
42-505-80490
42-505-80491
42-505-80492
42-505-80493	ENERGY 2000, INC.	Oil	05301
42-505-80494
42-505-80495
42-505-80496
42-505-80497
42-505-80498
42-505-80499
42-505-80500
42-505-80501
42-505-80502	THRASH OIL & GAS CO.	Oil	09473
42-505-80503	THRASH OIL & GAS CO.	Oil	09473
42-505-80504	THRASH OIL & GAS CO.	Oil	09473
42-505-80505	THRASH OIL & GAS CO.	Oil	09473
42-505-80506	THRASH OIL & GAS CO.	Oil	09473
42-505-80507
42-505-80508
42-505-80509
42-505-80510
42-505-80511	ENERGY 2000, INC.	Oil
42-505-80512	ENERGY 2000, INC.	Oil
42-505-80513	ENERGY 2000, INC.	Oil
42-505-80514	GULF ENERGY PRODUCING COMPANY	Gas
42-505-80515	THRASH OIL & GAS CO.	Oil	09473
42-505-80516	THRASH OIL & GAS CO.	Oil	09473
42-505-80517
42-505-80518
42-505-80519
42-505-80520
42-505-80521
42-505-80522
42-505-80523
42-505-80524	ZAPATA OIL PARTNERS, L.L.C.	Oil	13303
42-505-80525	THRASH OIL & GAS CO.	Oil	09473
42-505-80526	THRASH OIL & GAS CO.	Oil	09473
42-505-80527	THRASH OIL & GAS CO.	Oil	09473
42-505-80528	THRASH OIL & GAS CO.	Oil	09473
42-505-80529	THRASH OIL & GAS CO.	Oil	09473
42-505-80530	THRASH OIL & GAS CO.	Oil	09473
42-505-80531	THRASH OIL & GAS CO.	Oil	09473
42-505-80532	THRASH OIL & GAS CO.	Oil	09473
42-505-80533	THRASH OIL & GAS CO.	Oil	09473
42-505-80534
42-505-80535	THRASH OIL & GAS CO.	Oil
42-505-80536
42-505-80537
42-505-80538	THRASH OIL & GAS CO.	Oil
42-505-80539
42-505-80540
42-505-80541
42-505-80542
42-505-80543	THRASH OIL & GAS CO.	Oil
42-505-80544
42-505-80545
42-505-80546	THRASH OIL & GAS CO.	Oil
42-505-80547
42-505-80548	THRASH OIL & GAS CO.	Oil
42-505-80549	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80550	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80551	THRASH OIL & GAS CO.	Oil
42-505-80552
42-505-80553	ENERGY 2000, INC.	Oil
42-505-80554	SYNTHETIC ENERGY CORPORATION	Oil	04677
42-505-80555
42-505-80556
42-505-80557
42-505-80558
42-505-80559
42-505-80560
42-505-80561
42-505-80562
42-505-80563

For data sources see