X

Track changes made to this page

If you find this page useful and would like to be notified of changes made to this page, start by inputting your email below.



Privacy policy
Close this window

powered by ChangeDetection

Difference between pages "37-085-21585" and "MEITHER & VAUGHN"

m
 
m
 
Line 1: Line 1:
 
__TOC__
 
__TOC__
== Well Details ==
+
== Operator Details ==
{| class="wikitable welldetails" width="95%"
+
{| class="wikitable welldetails" style="width: 100%"
| Well ID: 37-085-21585
+
| Operator Name: MEITHER & VAUGHN
| style="height=100%; align=center" rowspan="17" | {{#display_map: 41.176028, -80.268024 | width=100% | height=100% }}
 
 
|-
 
|-
| Country: United States
+
| Other Operator Alias:  
|-
 
| State: Pennsylvania
 
|-
 
| County: [[Mercer_County,_Pennsylvania|Mercer]]
 
|-
 
| Municipality: [[East Lackawannock Township,_Mercer_County,_Pennsylvania|East Lackawannock Township]]
 
|-
 
| Operator Name: [[DIVERSIFIED OIL & GAS LLC]]
 
|-
 
| Well Pad ID:
 
|-
 
| Farm/Lease Name: FEDORCHAK 1
 
|-
 
| License Status: ACTIVE
 
|-
 
| Spud Date:
 
|-
 
| Permit Date: 1992-09-16
 
|-
 
| Well Type: COMB. OIL&GAS
 
|-
 
| Unconventional Well: N
 
|-
 
| Configuration: Vertical Well
 
|-
 
| Conservation: Yes
 
|-
 
| Latitude: 41.176028
 
|-
 
| Longitude: -80.268024
 
|}
 
For data sources see<ref>{{cite web
 
| title = Permits Issued Detail Report
 
|publisher = [[Pennsylvania Department of Environmental Protection]]
 
| date = 2019-05-20
 
| url = http://wellwiki.org/wiki/Pennsylvania_Oil_and_Gas_Data_Sources
 
| accessdate = 2019-05-21 }}</ref><ref>{{cite web
 
| title = Spud Data Report
 
|publisher = [[Pennsylvania Department of Environmental Protection]]
 
| date = 2019-04-30
 
| url = http://wellwiki.org/wiki/Pennsylvania_Oil_and_Gas_Data_Sources
 
| accessdate = 2019-05-16 }}</ref><ref>{{cite web
 
| title = Oil and Gas Well Pad Report
 
|publisher = [[Pennsylvania Department of Environmental Protection]]
 
| date = 2019-05-20
 
| url = http://wellwiki.org/wiki/Pennsylvania_Oil_and_Gas_Data_Sources
 
| accessdate = 2019-05-21 }}</ref>
 
== Well History ==
 
{| class="wikitable sortable" width="95%"
 
!scope="col" | Date
 
!scope="col" | Event
 
|-
 
| 1992-09-16
 
| New Permit Application
 
|-
 
| 1992-09-28
 
| Performed Spud Operation
 
|-
 
| 1992-10-02
 
| Drilling Completion
 
|-
 
| 1993-04-26
 
| NEWLY DRILLED
 
 
|-
 
|-
 +
| Country:
 
|}
 
|}
For data sources see<ref>{{cite web
+
Addresses listed above are those on file with the relevant regulator.
| title = Compiled from multiple data sources - see Pennsylvania Oil and Gas Data Sources
 
| date = 2020-02-27
 
| url = http://wellwiki.org/wiki/Pennsylvania_Oil_and_Gas_Data_Sources
 
| accessdate = 2020-02-27 }}</ref>
 
<!--== Fracking Activities ==
 
==== Fracking Jobs ====
 
{| class="wikitable sortable" width="95%"
 
!scope="col" | Job Number
 
!scope="col" | Job Start Date
 
!scope="col" | Job End Date
 
!scope="col" | True Vertical Depth (ft)
 
!scope="col" | Total Water Volume (gal)
 
!scope="col" | Total Non-Water Volume (gal)
 
|-
 
|}-->
 
<!--==== Fluid Composition Data ====
 
{| class="wikitable sortable" width="95%"
 
!scope="col" | Job Number
 
!scope="col" | Trade Name
 
!scope="col" | Supplier
 
!scope="col" | Purpose
 
!scope="col" | Ingredient Name
 
!scope="col" | CAS Number
 
!scope="col" | Additive Percentage by Mass
 
!scope="col" | Job Percentage by Mass
 
!scope="col" | Mass Used (lb)
 
|-
 
|}-->
 
  
<!--== Stimulation Data ==
+
For data sources see
{| class="wikitable sortable" width="95%"
 
!scope="col" | Stimulation Date
 
!scope="col" | Phase Number
 
!scope="col" | Chemical Agent
 
!scope="col" | Volume (gal)
 
!scope="col" | Treating Pressure (psi)
 
!scope="col" | Breakdown Pressure (psi)
 
|-
 
|}-->
 
  
== Production Data ==
+
== Operator Well Data ==
 
{| class="wikitable sortable" width="95%"
 
{| class="wikitable sortable" width="95%"
!scope="col" | Period
+
!scope="col" | Well ID
!scope="col" | Operator Name
+
!scope="col" | State/Province
!scope="col" | Gas Quantity (mcf)
+
!scope="col" | County/Division
!scope="col" | Gas Production Days
+
!scope="col" | Municipality/Subdivision
!scope="col" | Oil Quantity (bbl)
+
!scope="col" style="white-space: nowrap"| License/Permit Date
!scope="col" | Oil Production Days
+
!scope="col" style="white-space: nowrap"| Spud Date
!scope="col" | Water Quantity (bbl)
+
!scope="col" | Unconventional
!scope="col" | Water Production Days
+
!scope="col" | Configuration
|-
+
!scope="col" | Well/License Status
| 1993
+
!scope="col" | Well Pad ID
| [[ATLAS RESOURCES INC]]
 
| style="text-align: right;" | 33784.00
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 1994
 
| [[ATLAS RESOURCES INC]]
 
| style="text-align: right;" | 17219.00
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 1995
 
| [[ATLAS RESOURCES INC]]
 
| style="text-align: right;" | 13343.00
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 1996
 
| [[ATLAS RESOURCES INC]]
 
| style="text-align: right;" | 11496
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 1997
 
| [[ATLAS RESOURCES INC]]
 
| style="text-align: right;" | 11244
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 1998
 
| [[ATLAS RESOURCES INC]]
 
| style="text-align: right;" | 8547
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 1999
 
| [[ATLAS RESOURCES INC]]
 
| style="text-align: right;" | 4495
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 2000
 
| [[ATLAS RESOURCES INC]]
 
| style="text-align: right;" | 4222
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 2001
 
| [[ATLAS RESOURCES INC]]
 
| style="text-align: right;" | 3267
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 2002
 
| [[ATLAS RESOURCES INC]]
 
| style="text-align: right;" | 5066
 
| style="text-align: right;" |
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 2003
 
| [[ATLAS RESOURCES INC]]
 
| style="text-align: right;" | 4106
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 2004
 
| [[ATLAS RESOURCES INC]]
 
| style="text-align: right;" | 4612
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 2005
 
| [[ATLAS RESOURCES INC]]
 
| style="text-align: right;" | 4385
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 2006
 
| [[ATLAS RESOURCES INC]]
 
| style="text-align: right;" | 4466.00
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 2007
 
| [[ATLAS RESOURCES INC]]
 
| style="text-align: right;" | 3932.00
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 2008
 
| [[ATLAS RESOURCES LLC]]
 
| style="text-align: right;" | 3269.00
 
| style="text-align: right;" | 366
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 2009
 
| [[ATLAS RESOURCES LLC]]
 
| style="text-align: right;" | 3711.00
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 2010
 
| [[ATLAS RESOURCES LLC]]
 
| style="text-align: right;" | 3,369.00
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 2011
 
| [[ATLAS RESOURCES LLC]]
 
| style="text-align: right;" | 3,226.00
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 2012
 
| [[ATLAS RESOURCES LLC]]
 
| style="text-align: right;" | 3,197.00
 
| style="text-align: right;" | 366
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
 
|-
 
|-
| 2013
+
| [[15-207-01422]]
| [[ATLAS RESOURCES LLC]]
+
| KS
| style="text-align: right;" | 3,521.00
+
| [[Woodson County,_Kansas|Woodson County]]
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 2014
 
| [[ATLAS RESOURCES LLC]]
 
| style="text-align: right;" | 5,800.00
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 2015
 
| [[ATLAS RESOURCES LLC]]
 
| style="text-align: right;" | 8,011.00
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 2016
 
| [[ATLAS RESOURCES LLC]]
 
| style="text-align: right;" | 6,940.00
 
| style="text-align: right;" | 366
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 2017
 
| [[ATLAS RESOURCES LLC]]
 
| style="text-align: right;" | 7,790.00
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 2018
 
| [[DIVERSIFIED OIL & GAS LLC]]
 
| style="text-align: right;" | 7,806.00
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
| 2019
 
| [[DIVERSIFIED OIL & GAS LLC]]
 
| style="text-align: right;" | 8,973.00
 
| style="text-align: right;" | 365
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
| style="text-align: right;" | 0.00
 
| style="text-align: right;" | 0
 
|-
 
|}
 
For data sources see<ref>{{cite web
 
| title =Oil and Gas Production Reports
 
|publisher = [[Pennsylvania Department of Environmental Protection]]
 
| date = 2019-03-31
 
| url = http://wellwiki.org/wiki/Pennsylvania_Oil_and_Gas_Data_Sources
 
| accessdate = 2019-05-21 }}</ref>
 
== Waste Data ==
 
{| class="wikitable sortable" width="95%"
 
!scope="col" | Period
 
!scope="col" | Operator
 
!scope="col" | Waste Type
 
!scope="col" | Quantity
 
!scope="col" | Disposal Method
 
!scope="col" | Waste Facility ID
 
|-
 
| 1993
 
| [[ATLAS RESOURCES INC]]
 
| Brine
 
| style="text-align: right;" | 461.00 Bbl
 
|
 
|
 
|-
 
| 1996
 
| [[ATLAS RESOURCES INC]]
 
| Brine
 
| style="text-align: right;" | 47.00 Bbl
 
| Injection Disposal Well
 
| 2523
 
|-
 
| 1996
 
| [[ATLAS RESOURCES INC]]
 
| Brine
 
| style="text-align: right;" | 40.00 Bbl
 
| Injection Disposal Well
 
| 682
 
|-
 
| 1996
 
| [[ATLAS RESOURCES INC]]
 
| Brine
 
| style="text-align: right;" | 75.00 Bbl
 
| Injection Disposal Well
 
| 3343
 
|-
 
| 1997
 
| [[ATLAS RESOURCES INC]]
 
| Brine
 
| style="text-align: right;" | 74.00 Bbl
 
| Injection Disposal Well
 
| 2403-OHIO
 
|-
 
| 1997
 
| [[ATLAS RESOURCES INC]]
 
| Brine
 
| style="text-align: right;" | 45.00 Bbl
 
| Other
 
| UNK.
 
|-
 
| 1998
 
| [[ATLAS RESOURCES INC]]
 
| Brine
 
| style="text-align: right;" | 87.00 Bbl
 
| Injection Disposal Well
 
| 3343-OHIO
 
|-
 
| 1998
 
| [[ATLAS RESOURCES INC]]
 
| Brine
 
| style="text-align: right;" | 127.00 Bbl
 
| Injection Disposal Well
 
| 2403-OHIO
 
|-
 
| 1999
 
| [[ATLAS RESOURCES INC]]
 
| Brine
 
| style="text-align: right;" | 53.00 Bbl
 
| Injection Disposal Well
 
| 2403
 
|-
 
| 1999
 
| [[ATLAS RESOURCES INC]]
 
| Brine
 
| style="text-align: right;" | 43.00 Bbl
 
| Brine or Industrial Waste Treatment Plt
 
| UNK
 
|-
 
| 2000
 
| [[ATLAS RESOURCES INC]]
 
| Brine
 
| style="text-align: right;" | 44.00 Bbl
 
| Injection Disposal Well
 
|
 
|-
 
| 2001
 
| [[ATLAS RESOURCES INC]]
 
| Brine
 
| style="text-align: right;" | 24.00 Bbl
 
| Injection Disposal Well
 
| OH-2736
 
|-
 
| 2001
 
| [[ATLAS RESOURCES INC]]
 
| Brine
 
| style="text-align: right;" | 46.00 Bbl
 
| Injection Disposal Well
 
| 1000000
 
|-
 
| 2003
 
| [[ATLAS RESOURCES INC]]
 
| Brine
 
| style="text-align: right;" | 42.00 Bbl
 
| Injection Disposal Well
 
| 0021585
 
|-
 
| 2004
 
| [[ATLAS RESOURCES INC]]
 
| Brine
 
| style="text-align: right;" | 49.00 Bbl
 
| Injection Disposal Well
 
 
|  
 
|  
|-
 
| 2005
 
| [[ATLAS RESOURCES INC]]
 
| Brine
 
| style="text-align: right;" | 40.00 Bbl
 
| Injection Disposal Well
 
| OH-2403
 
|-
 
| 2005
 
| [[ATLAS RESOURCES INC]]
 
| Brine
 
| style="text-align: right;" | 44.00 Bbl
 
| Injection Disposal Well
 
| OH-0682
 
|-
 
| 2008
 
| [[ATLAS RESOURCES LLC]]
 
| Brine
 
| style="text-align: right;" | 50.00 Bbl
 
| Injection Disposal Well
 
| OH-2736
 
|-
 
| 2009
 
| [[ATLAS RESOURCES LLC]]
 
| Brine
 
| style="text-align: right;" | 45.00 Bbl
 
| Injection Disposal Well
 
| OH-2736
 
|-
 
| 2011
 
| [[ATLAS RESOURCES LLC]]
 
| Produced Fluid
 
| style="text-align: right;" | 33.00 Bbl
 
| Injection Disposal Well
 
| 34-155-22403
 
|-
 
| 2012
 
| [[ATLAS RESOURCES LLC]]
 
| Produced Fluid
 
| style="text-align: right;" | 11.00 Bbl
 
| Injection Disposal Well
 
| 34-155-23203
 
|-
 
| 2012
 
| [[ATLAS RESOURCES LLC]]
 
| Produced Fluid
 
| style="text-align: right;" | 10.00 Bbl
 
| Injection Disposal Well
 
| 34-155-21893
 
|-
 
| 2012
 
| [[ATLAS RESOURCES LLC]]
 
| Produced Fluid
 
| style="text-align: right;" | 11.00 Bbl
 
| Injection Disposal Well
 
| 34-155-21894
 
|-
 
| 2015
 
| [[ATLAS RESOURCES LLC]]
 
| Produced Fluid
 
| style="text-align: right;" | 35.00 Bbl
 
| REUSE OTHER THAN ROAD SPREADING
 
 
|  
 
|  
|-
 
| 2016
 
| [[ATLAS RESOURCES LLC]]
 
| Produced Fluid
 
| style="text-align: right;" | 41.00 Bbl
 
| ROAD SPREADING
 
 
|  
 
|  
|-
 
| 2019
 
| [[DIVERSIFIED OIL & GAS LLC]]
 
| Produced Fluid
 
| style="text-align: right;" | 70.00 Bbl
 
| Injection Disposal Well
 
| 34-007-21847
 
|-
 
|}
 
For data sources see<ref>{{cite web
 
| title =Oil and Gas Waste Reports
 
|publisher = [[Pennsylvania Department of Environmental Protection]]
 
| date = 2019-03-31
 
| url = http://wellwiki.org/wiki/Pennsylvania_Oil_and_Gas_Data_Sources
 
| accessdate = 2019-05-21 }}</ref>
 
== Inspection Data ==
 
==== Inspections Performed ====
 
{| class="wikitable sortable" width="95%"
 
!scope="col" | Inspection ID
 
!scope="col" | Inspection Category
 
!scope="col" | Inspection Date
 
!scope="col" | Inspection Type
 
!scope="col" | Inspection Result
 
!scope="col" | Inspection Comments
 
|-
 
| 2268267
 
| Primary Facility
 
| 2014-05-05
 
| Routine/Complete Inspection
 
| No Violations Noted
 
 
|  
 
|  
|-
 
| 2357395
 
| Primary Facility
 
| 2015-04-02
 
| Routine/Partial Inspection
 
| No Violations Noted
 
 
|  
 
|  
|-
+
| WELL DEVELOPMENT
| 573683
 
| Primary Facility
 
| 1996-10-23
 
| Routine/Complete Inspection
 
| No Violations Noted
 
 
|  
 
|  
 
|-
 
|-
 
|}
 
|}
<!--==== Violations Commited ====
+
For data sources see<ref name="HIFLD_operator_ref">{{cite web
{| class="wikitable sortable" width="95%"
+
| title = Oil and Natural Gas Wells
!scope="col" | Inspection ID
+
|publisher = Homeland Infrastructure Foundation-Level Data
!scope="col" | Violation ID
+
| date = 2019-09-24
!scope="col" | Violation Date
+
| url = http://wellwiki.org/wiki/HIFLD_Oil_and_Gas_Data_Sources
!scope="col" | Date Resolved
+
| accessdate = 2020-09-12 }}</ref><ref name="USGS_operator_ref">{{cite web
!scope="col" | Violation Code
+
  | title = Petroleum related wells
!scope="col" | Violation Type
+
|publisher = U.S. Geological Survey
!scope="col" | Violation Comments
+
| date = 2014-08-06
|-
+
  | url = http://wellwiki.org/wiki/USGS_Oil_and_Gas_Data_Sources
|}-->
+
  | accessdate = 2020-09-12 }}</ref>
<!--==== Penalties Applied ====
+
 
{| class="wikitable sortable" width="95%"
 
!scope="col" | Violation ID
 
!scope="col" | Penalty ID
 
!scope="col" | Penalty Code
 
!scope="col" | Penalty Status
 
!scope="col" | Penalty Date
 
!scope="col" | Enforcement Date
 
!scope="col" | Penalty Amount
 
!scope="col" | Amount Collected
 
|-
 
|}-->
 
For data sources see<ref>{{cite web
 
  | title =Oil and Gas Compliance Report
 
|publisher = [[Pennsylvania Department of Environmental Protection]]
 
| date = 2019-05-20
 
  | url = http://wellwiki.org/wiki/Pennsylvania_Oil_and_Gas_Data_Sources
 
  | accessdate = 2019-05-21 }}</ref>
 
 
==References==
 
==References==
 
<references/>
 
<references/>
 
__NOEDITSECTION__
 
__NOEDITSECTION__
[[Category:Pennsylvania Wells]]
+
 
 +
[[Category:Kansas Operators]]

Revision as of 17:18, 9 October 2020

Operator Details

Operator Name: MEITHER & VAUGHN
Other Operator Alias:
Country:

Addresses listed above are those on file with the relevant regulator.

For data sources see

Operator Well Data

Well ID State/Province County/Division Municipality/Subdivision License/Permit Date Spud Date Unconventional Configuration Well/License Status Well Pad ID
15-207-01422 KS Woodson County WELL DEVELOPMENT

For data sources see[1][2]

References

  1. "Oil and Natural Gas Wells". Homeland Infrastructure Foundation-Level Data. 2019-09-24. Retrieved 2020-09-12. 
  2. "Petroleum related wells". U.S. Geological Survey. 2014-08-06. Retrieved 2020-09-12.