Petrora

WATER · ECTOR COUNTY

Produced water and disposal in Ector County

Every injection and disposal permit in the county, what each well is permitted to take, what its operator reported, and who is reporting daily. Earthquakes in the area →

Ector County has 3,004 active injection and disposal wells, 146 of them permitted for disposal, with 8.8 million barrels a day of permitted capacity.

Operators reported 262 million barrels injected on H-10 filings in the twelve months to June 2025, down 10% on the year before, about 8% of what the permits allow.

21 deep disposal wells here report daily to TexNet; they injected 35,249 barrels a day in August 2026. Same-well volumes were up 145% on a year earlier.

Occidental Permian Ltd. is the largest injector in the county, with 92 million barrels reported across 913 active wells.

39 M2+ earthquakes were located in the county's area over the last two years, the largest M3.5.

3,004
active injection wells, 146 for disposal
8.84M
bbl/d permitted capacity
262M
bbl reported, H-10 year to Jun 2025 -10%
8%
of permitted capacity used
6,464
UIC permits on file, all time
35.2K
bbl/d, 21 daily reporters, Aug 2026

Reported injection, by month

H-10 FILINGS · TEN YEARS TO JUN 2025

Last 12 months 262,074,651 · prior 12 291,724,453(-10%)

020M40M60M2016201720182019202020212022202320242025

UT BEG TexNet injection reporting tool

Deep disposal, reported daily

35.2K
bbl per day, Aug 2026
21
wells reporting
11
operators
+145%
same wells vs a year earlier
WellOperatorbbl/d
13542143Deep Blue Operating I LLC22,017
13502802Occidental Permian Ltd.2,832
13543189COG Operating LLC2,185
13540893Diamondback E&P LLC2,155
13542043Owl SWD Operating, LLC2,080
13543966Continental Resources, Inc.1,382
13542061Continental Resources, Inc.1,197
13541347Fasken Oil and Ranch, Ltd.876
13502347Formentera Operations LLC293
13506723COG Operating LLC116

Who injects here

Operators with active permits in the county, by reported H-10 volume over the settled year.

OperatorReported, bblActive wellsCapacity bbl/d
Occidental Permian Ltd.91.9M9133.24M
Ring Energy, Inc.20.4M35132K
Hilcorp Energy Company15.1M376818K
Formentera Operations LLC14.5M276708K
Deep Blue Operating I LLC14M7144K
Aghorn Operating, Inc.11.4M268322K
Citation Oil & Gas Corp.10.8M4793.8K
Atlas Operating LLC10.6M73617K
OXY USA WTP LP9.62M120222K
Bce-Mach III LLC8.47M119251K
Texland Petroleum, L.P.6.43M4980K
OXY USA Inc.6.34M81187K
Crescent Energy Operating, LLC5.53M72373K
Basin Oil & Gas Operating, LLC5.23M68101K
Maverick Permian LLC4.64M159426K
Scout Energy Management LLC4.29M31166K
Pilot Water Solutions Permianllc3.41M245K
Cross Timbers Energy, LLC3.23M5285.2K
Diamondback E&P LLC2.18M240K
R3 Operating Corporation1.27M1823.9K

Injection permits

6,516 UIC PERMITS · 3,004 ACTIVE · PAGE 28 OF 66

Active permits first, by reported volume, then canceled, plugged, and never-activated permits.

WellOperatorStatusPurposeReported, bblbbl/d permittedZone, ftPermitted
Gist Unit #84WAghorn Operating, Inc.ActiveEnhanced recovery—1,2004,132–4,225Nov 20, 1987
Cowden, W. F. -A- #18WOccidental Permian Ltd.ActiveEnhanced recovery—1,2005,128–5,320Jul 8, 1987
Cowden, W. F. -A- #21WOccidental Permian Ltd.ActiveEnhanced recovery—1,2005,158–5,320Jul 8, 1987
North Cowden Unit #1380WOccidental Permian Ltd.ActiveEnhanced recovery—1,2003,900–4,900Nov 14, 2023
Cowden, Elliott F., -A- #121WOccidental Permian Ltd.ActiveEnhanced recovery—1,2003,800–4,400Dec 4, 2023
North Penwell Unit #186WRing Energy, Inc.ActiveEnhanced recovery—1,2003,400–4,800Apr 11, 1991
North Penwell Unit #208WRing Energy, Inc.ActiveEnhanced recovery—1,2003,400–4,800Apr 11, 1991
North Penwell Unit #212WRing Energy, Inc.ActiveEnhanced recovery—1,2003,400–4,800Apr 11, 1991
North Penwell Unit #43WRing Energy, Inc.ActiveEnhanced recovery—1,2003,500–4,200May 28, 2011
Gist Unit #160Aghorn Operating, Inc.ActiveEnhanced recovery—1,2004,159–4,302Jun 20, 2003
North Penwell Unit #60WRing Energy, Inc.ActiveEnhanced recovery—1,2003,500–4,200Jun 4, 2011
Penwell Unit #2286WCross Timbers Energy, LLCActiveEnhanced recovery—1,1243,264–7,380Dec 4, 2007
Penwell Unit #2384WCross Timbers Energy, LLCActiveEnhanced recovery—1,1143,203–3,742Jul 9, 1986
Penwell Unit #3382WCross Timbers Energy, LLCActiveEnhanced recovery—1,1103,395–3,723Jul 9, 1986
Jordan /San Andres/ Unit #7914WKRF Production Company LLCActiveEnhanced recovery—1,1003,035–3,762Apr 4, 2005
Jordan /San Andres/ Unit #7915WKRF Production Company LLCActiveEnhanced recovery—1,1003,060–3,680Apr 4, 2005
Jordan /San Andres/ Unit #7916WKRF Production Company LLCActiveEnhanced recovery—1,1003,050–3,650Apr 4, 2005
Penwell Unit #3228WCross Timbers Energy, LLCActiveEnhanced recovery—1,1003,562–3,736Jul 9, 1986
North Cowden Unit #373WOccidental Permian Ltd.ActiveEnhanced recovery—1,0004,054–4,540Dec 8, 2023
North Cowden Unit #442WOccidental Permian Ltd.ActiveEnhanced recovery—1,0004,012–4,168Nov 16, 2023
North Cowden Unit #491WOccidental Permian Ltd.ActiveEnhanced recovery—1,0003,901–4,240Nov 16, 2023
North Cowden Unit #12WIOccidental Permian Ltd.ActiveEnhanced recovery—1,0004,190–4,588Nov 21, 2023
Ratliff #48WR3 Operating CorporationActiveEnhanced recovery—1,0004,355–4,500Mar 25, 1988
Wight Unit #8WUnited Oil & Shale LLCActiveEnhanced recovery—1,0003,967–4,275Jun 18, 1993
Wight Unit #10WUnited Oil & Shale LLCActiveEnhanced recovery—1,0003,969–4,282Jan 6, 1978
Wight Unit #30WUnited Oil & Shale LLCActiveEnhanced recovery—1,0004,024–4,150Jul 12, 2021
Wight Unit #36WUnited Oil & Shale LLCActiveEnhanced recovery—1,0004,082–4,212Mar 29, 1978
Wight Unit #37WUnited Oil & Shale LLCActiveEnhanced recovery—1,0004,044–4,220Mar 29, 1978
Wight Unit #39WUnited Oil & Shale LLCActiveEnhanced recovery—1,0004,000–4,178Mar 29, 1978
Wight Unit #42WUnited Oil & Shale LLCActiveEnhanced recovery—1,0003,976–4,172Mar 6, 2019
Wight Unit #44WUnited Oil & Shale LLCActiveEnhanced recovery—1,0004,011–4,185Mar 29, 1978
Wight Unit #79WUnited Oil & Shale LLCActiveEnhanced recovery—1,0004,040–4,152Jan 6, 1978
Wight Unit #87WUnited Oil & Shale LLCActiveEnhanced recovery—1,0004,062–4,195Sep 2, 1977
Wight Unit #142WUnited Oil & Shale LLCActiveEnhanced recovery—1,0004,100–4,280Mar 10, 1980
Holt, O. B. #27WTexland Petroleum, L.P.ActiveEnhanced recovery—1,0004,425–4,775Oct 18, 1993
T. P. Land Trust -B- #5WOccidental Permian Ltd.ActiveEnhanced recovery—1,0005,100–5,248Nov 15, 2023
Wight, L. E., Mrs. -4- #4WUnited Oil & Shale LLCActiveEnhanced recovery—1,0005,183–5,221Feb 8, 1980
Wight, L. E., Mrs. -A-9- #9WUnited Oil & Shale LLCActiveEnhanced recovery—1,0005,196–5,216Feb 8, 1980
West Grayburg Unit #26WOccidental Permian Ltd.ActiveEnhanced recovery—1,0003,903–4,348Nov 15, 2023
West Grayburg Unit #27WOccidental Permian Ltd.ActiveEnhanced recovery—1,0003,874–4,330Nov 15, 2023
West Grayburg Unit #30WOccidental Permian Ltd.ActiveEnhanced recovery—1,0003,830–4,300Nov 15, 2023
West Grayburg Unit #31WOccidental Permian Ltd.ActiveEnhanced recovery—1,0003,845–4,310Nov 15, 2023
West Grayburg Unit #34WOccidental Permian Ltd.ActiveEnhanced recovery—1,0003,878–4,320Nov 15, 2023
West Grayburg Unit #36WOccidental Permian Ltd.ActiveEnhanced recovery—1,0003,923–4,400Nov 15, 2023
Foster Gbsa Unit #408WOXY USA Inc.ActiveEnhanced recovery—1,0003,700–4,500Nov 15, 2023
Cowden, Elliott F., -A- #45WOccidental Permian Ltd.ActiveEnhanced recovery—1,0003,816–4,380Dec 4, 2023
Cowden, Elliott F., -A- #64WOccidental Permian Ltd.ActiveEnhanced recovery—1,0003,949–4,084Dec 4, 2023
Cowden, Elliott F., -B- #26WOccidental Permian Ltd.ActiveEnhanced recovery—1,0003,893–4,152Dec 4, 2023
Cowden, Elliott F., -B- #39WOccidental Permian Ltd.ActiveEnhanced recovery—1,0003,945–4,240Dec 4, 2023
South Foster Unit #43WOccidental Permian Ltd.ActiveEnhanced recovery—1,0004,182–4,320Oct 5, 2001
Witcher, J. E. #18WOccidental Permian Ltd.ActiveEnhanced recovery—1,0003,899–4,225Nov 15, 2023
Johnson, J. L. -31- #21WBasin Oil & Gas Operating, LLCActiveEnhanced recovery—1,0004,225–4,504May 22, 2009
Goldsmith-Blakeney /S.A./ Unit #46WOccidental Permian Ltd.ActiveEnhanced recovery—1,0004,115–4,215Jul 20, 1971
Goldsmith-Blakeney /S.A./ Unit #55WOccidental Permian Ltd.ActiveEnhanced recovery—1,0004,143–4,233Sep 20, 1971
Goldsmith-Blakeney /S.A./ Unit #77WOccidental Permian Ltd.ActiveEnhanced recovery—1,0004,116–4,216Sep 20, 1971
Goldsmith-Blakeney /S.A./ Unit #103WOccidental Permian Ltd.ActiveEnhanced recovery—1,0004,150–4,242Jul 14, 1969
Cummins -C- #39WHilcorp Energy CompanyActiveEnhanced recovery—1,0004,150–4,350Oct 27, 1993
Cummins -C- #42WHilcorp Energy CompanyActiveEnhanced recovery—1,0004,170–4,350Oct 27, 1993
Cummins -D- #6WHilcorp Energy CompanyActiveEnhanced recovery—1,0004,100–4,310Oct 27, 1993
Cummins -D- #27WHilcorp Energy CompanyActiveEnhanced recovery—1,0004,150–4,350Oct 27, 1993
Parker, J. E. #3DAcoma Operating, LLCActiveEnhanced recovery—1,0003,955–4,237Jun 23, 1993
East Harper Unit #119WAghorn Operating, Inc.ActiveEnhanced recovery—1,0004,050–4,303Jul 2, 1973
East Harper Unit #224WAghorn Operating, Inc.ActiveEnhanced recovery—1,0004,158–4,405Dec 21, 2010
Johnson, J. L. -AB- #41WBasin Oil & Gas Operating, LLCActiveEnhanced recovery—1,0003,950–4,260Jun 5, 1991
Johnson, J. L. -AB- #75Basin Oil & Gas Operating, LLCActiveEnhanced recovery—1,0003,984–4,174May 29, 1991
Johnson, J. L. -AB- #91WBasin Oil & Gas Operating, LLCActiveEnhanced recovery—1,0004,018–4,180Feb 27, 1991
Johnson, J. L. -AB- #111WBasin Oil & Gas Operating, LLCActiveEnhanced recovery—1,0004,069–4,208Feb 27, 1991
Johnson, J. L. -AB- #116WBasin Oil & Gas Operating, LLCActiveEnhanced recovery—1,0004,029–4,230Feb 27, 1991
Connell, W. E., -B- #2WCross Timbers Energy, LLCActiveDisposal—1,0005,312–5,372May 17, 2005
East Penwell /San Andres/ Unit #1906WBce-Mach III LLCActiveEnhanced recovery—1,0003,270–3,716Feb 28, 1975
East Penwell /San Andres/ Unit #2104WBce-Mach III LLCActiveEnhanced recovery—1,0003,362–3,670Apr 10, 1973
TXL North Unit #663WFormentera Operations LLCActiveEnhanced recovery—1,0005,226–5,900—
TXL North Unit #731 UFormentera Operations LLCActiveEnhanced recovery—1,0005,500–5,850—
Johnson, J. L. -AB- #122Basin Oil & Gas Operating, LLCActiveEnhanced recovery—1,0003,950–4,320Jun 5, 1991
Wight, L. E., Mrs. -A-9- #6United Oil & Shale LLCActiveDisposal—1,0005,156–5,212Feb 8, 1980
Goldsmith-Landreth /Deep/ Unit #148WOccidental Permian Ltd.ActiveEnhanced recovery—1,0006,182–6,324Nov 16, 2023
Johnson, J. L. -AB- #89Basin Oil & Gas Operating, LLCActiveEnhanced recovery—1,0003,994–4,156Feb 27, 1991
Gist -C- #515WAghorn Operating, Inc.ActiveEnhanced recovery—1,0004,456–4,570Apr 22, 1982
North Cowden Unit #93WIOccidental Permian Ltd.ActiveEnhanced recovery—1,0004,081–4,382Dec 1, 2023
East Harper Unit #304WAghorn Operating, Inc.ActiveEnhanced recovery—1,0003,899–4,315Mar 13, 1998
Gist -A- #519WAghorn Operating, Inc.ActiveEnhanced recovery—1,0004,218–4,495May 17, 1995
Gist -B- #521WAghorn Operating, Inc.ActiveEnhanced recovery—1,0004,308–4,550Nov 10, 1994
Witcher, J. E. #57Occidental Permian Ltd.ActiveEnhanced recovery—1,0003,800–4,400Nov 15, 2023
Longbotham, Cora -A- #7WAghorn Operating, Inc.ActiveDisposal—1,0008,100–9,150Dec 28, 1993
Toad #7Texland Petroleum, L.P.ActiveEnhanced recovery—1,0004,280–5,354Nov 29, 1989
Grayburg Gas Unit IX #2Scout Energy Management LLCActiveDisposal—1,0003,918–3,994Feb 22, 1991
TXL South Unit #403WFormentera Operations LLCActiveEnhanced recovery—1,0005,417–5,980Jan 2, 1992
TXL South Unit #1207WFormentera Operations LLCActiveEnhanced recovery—1,0005,410–5,815Jan 2, 1992
TXL South Unit #1801AFormentera Operations LLCActiveEnhanced recovery—1,0005,369–5,863Jan 2, 1992
TXL South Unit #2702WFormentera Operations LLCActiveEnhanced recovery—1,0005,515–6,080Jan 2, 1992
TXL South Unit #1807WFormentera Operations LLCActiveEnhanced recovery—1,0005,915–6,398Jan 2, 1992
Johnson Gbsa Unit #601WOXY USA WTP LPActiveEnhanced recovery—1,0003,950–4,225Dec 6, 2023
Johnson Gbsa Unit #604WOXY USA WTP LPActiveEnhanced recovery—1,0003,962–4,196Dec 6, 2023
Foster Gbsa Unit #411WOXY USA Inc.ActiveEnhanced recovery—1,0004,066–4,237Nov 15, 2023
Foster Gbsa Unit #506WOXY USA Inc.ActiveEnhanced recovery—1,0004,020–4,199Nov 15, 2023
Foster Gbsa Unit #507WOXY USA Inc.ActiveEnhanced recovery—1,0003,958–4,136Nov 15, 2023
Wight Unit #150WUnited Oil & Shale LLCActiveEnhanced recovery—1,0004,000–4,390Jan 29, 1992
Toad #12WTexland Petroleum, L.P.ActiveEnhanced recovery—1,0005,154–5,324Nov 24, 1998
Toad-A- #16WTexland Petroleum, L.P.ActiveEnhanced recovery—1,0005,134–5,334Nov 24, 1998
Toad-A- #20WTexland Petroleum, L.P.ActiveEnhanced recovery—1,0005,139–5,330Nov 24, 1998

Latest disposal drilling permits

W-1 drilling permits in the county tagged as produced-water disposal.

IssuedPermitOperatorLease / well
Aug 14, 2025909857Ring Energy, Inc.Ring Shoebar SWD 27 #1 13544128
Apr 4, 2025907182Ring Energy, Inc.Ring Shoebar SWD 43 #1 13544106
Mar 5, 2025906402Ring Energy, Inc.Ring Shoebar SWD 28 #1 13544095
Sep 10, 2024902560Ring Energy, Inc.Millard -C- SWD #2 13544070
Jul 10, 2024901166Ring Energy, Inc.Henderson-Penwell S SWD #2 13544059
Jul 10, 2024901165Ring Energy, Inc.Henderson-Penwell N SWD #1 13544058
Jun 27, 2024900825Ring Energy, Inc.Millard 'C' SWD #1 13507252
Jun 20, 2024900576Deep Blue Operating I LLCOpie SWD #1 13544049
Feb 28, 2024897682Ovintiv USA Inc.Wayne SWD #1 13544039
Jan 25, 2024896718Ring Energy, Inc.Down the Hatch SWD 17 #1 13544027

About this data

RRC UIC well master and H-10 injection reports, settled through Jun 2025; TexNet daily injection for Aug 2026; disposal permit tags from Petrora's sector classifier.

Developers: this page as JSON is GET /v1/data/water/tx/ector, documented in the API reference.