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%)
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
| Well | Operator | bbl/d |
|---|---|---|
| 13542143 | Deep Blue Operating I LLC | 22,017 |
| 13502802 | Occidental Permian Ltd. | 2,832 |
| 13543189 | COG Operating LLC | 2,185 |
| 13540893 | Diamondback E&P LLC | 2,155 |
| 13542043 | Owl SWD Operating, LLC | 2,080 |
| 13543966 | Continental Resources, Inc. | 1,382 |
| 13542061 | Continental Resources, Inc. | 1,197 |
| 13541347 | Fasken Oil and Ranch, Ltd. | 876 |
| 13502347 | Formentera Operations LLC | 293 |
| 13506723 | COG Operating LLC | 116 |
Who injects here
Operators with active permits in the county, by reported H-10 volume over the settled year.
| Operator | Reported, bbl | Active wells | Capacity bbl/d |
|---|---|---|---|
| Occidental Permian Ltd. | 91.9M | 913 | 3.24M |
| Ring Energy, Inc. | 20.4M | 35 | 132K |
| Hilcorp Energy Company | 15.1M | 376 | 818K |
| Formentera Operations LLC | 14.5M | 276 | 708K |
| Deep Blue Operating I LLC | 14M | 7 | 144K |
| Aghorn Operating, Inc. | 11.4M | 268 | 322K |
| Citation Oil & Gas Corp. | 10.8M | 47 | 93.8K |
| Atlas Operating LLC | 10.6M | 73 | 617K |
| OXY USA WTP LP | 9.62M | 120 | 222K |
| Bce-Mach III LLC | 8.47M | 119 | 251K |
| Texland Petroleum, L.P. | 6.43M | 49 | 80K |
| OXY USA Inc. | 6.34M | 81 | 187K |
| Crescent Energy Operating, LLC | 5.53M | 72 | 373K |
| Basin Oil & Gas Operating, LLC | 5.23M | 68 | 101K |
| Maverick Permian LLC | 4.64M | 159 | 426K |
| Scout Energy Management LLC | 4.29M | 31 | 166K |
| Pilot Water Solutions Permianllc | 3.41M | 2 | 45K |
| Cross Timbers Energy, LLC | 3.23M | 52 | 85.2K |
| Diamondback E&P LLC | 2.18M | 2 | 40K |
| R3 Operating Corporation | 1.27M | 18 | 23.9K |
Injection permits
6,516 UIC PERMITS · 3,004 ACTIVE · PAGE 31 OF 66
Active permits first, by reported volume, then canceled, plugged, and never-activated permits.
| Well | Operator | Status | Purpose | Reported, bbl | bbl/d permitted | Zone, ft | Permitted |
|---|---|---|---|---|---|---|---|
| Moss, Paul Unit #68 | R3 Operating Corporation | Active | Disposal | — | 600 | 4,078–4,328 | Oct 5, 1987 |
| Edwards Unit #24W | Pfog Operations, LLC | Active | Disposal | — | 500 | 4,318–4,369 | Oct 19, 1995 |
| Moose Queen Unit #16W | Vision Oil and Gas LLC | Active | Enhanced recovery | — | 500 | 4,519–4,549 | Sep 23, 1971 |
| Moose Queen Unit #1W | Vision Oil and Gas LLC | Active | Enhanced recovery | — | 500 | 4,480–4,552 | Sep 17, 1976 |
| Goldsmith San Andres Unit #1175 | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 3,854–5,111 | May 9, 2012 |
| Moose Queen Unit #8R | Vision Oil and Gas LLC | Active | Enhanced recovery | — | 500 | 4,490–4,550 | Dec 20, 2002 |
| Moose Queen Unit #10 | Vision Oil and Gas LLC | Active | Enhanced recovery | — | 300 | 4,500–4,578 | Nov 1, 2007 |
| Cowden, E.W. et Al #1 | Rextac, LLC | Active | Storage | — | — | 2,000–2,800 | Jun 1, 2016 |
| Cowden, E.W. et Al #2 | Rextac, LLC | Active | Storage | — | — | 2,000–2,800 | Jun 2, 2016 |
| Cowden, E.W. et Al #3 | Rextac, LLC | Active | Storage | — | — | 2,000–2,800 | Jun 2, 2016 |
| Cowden, E.W. et Al #4 | Rextac, LLC | Active | Storage | — | — | 2,000–2,800 | Jun 2, 2016 |
| Cowden, E.W. et Al #5 | Rextac, LLC | Active | Storage | — | — | 2,000–2,800 | Jun 2, 2016 |
| Cowden, E.W. et Al #7 | Rextac, LLC | Active | Storage | — | — | 2,000–2,800 | Jun 2, 2016 |
| Cowden, E.W. et Al #8 | Rextac, LLC | Active | Storage | — | — | 2,000–2,800 | Jun 2, 2016 |
| Cowden, E.W. et Al #9 | Rextac, LLC | Active | Storage | — | — | 2,000–2,800 | Jun 2, 2016 |
| Cowden, E.W. et Al #10 | Rextac, LLC | Active | Storage | — | — | 2,000–2,800 | Jun 2, 2016 |
| Notrees Storage Unit #1 | Windland Energy, LLC | Active | Storage | — | — | 1,520–2,600 | Jun 4, 2026 |
| Notrees Storage Unit #2 | Windland Energy, LLC | Active | Storage | — | — | 1,533–2,600 | Jun 4, 2026 |
| Notrees Storage Unit #3 | Windland Energy, LLC | Active | Storage | — | — | 1,506–2,600 | Jun 4, 2026 |
| Shoe Bar Ranch #1CS | OXY Low Carbon Ventures, LLC | Active | Other | — | — | 4,462–5,156 | Oct 16, 2025 |
| Shoe Bar Ranch #2CS | OXY Low Carbon Ventures, LLC | Active | Other | — | — | 4,464–5,117 | Oct 16, 2025 |
| Shoe Bar Ranch #3CS | OXY Low Carbon Ventures, LLC | Active | Other | — | — | 4,398–5,085 | Oct 16, 2025 |
| Goldsmith, C. A., Etal #1902 | Hilcorp Energy Company | Canceled | Enhanced recovery | 354K | 2,000 | 4,969–7,867 | Jul 15, 2014 |
| North Penwell Unit #222W | Ring Energy, Inc. | Canceled | Enhanced recovery | 320K | 1,200 | 3,400–4,800 | Apr 11, 1991 |
| North Cowden Unit #574W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 233K | 5,000 | 4,060–4,421 | Nov 17, 2023 |
| North Cowden Unit #1023W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 189K | 5,000 | 3,700–5,600 | Nov 17, 2023 |
| North Penwell Unit #100 W | Ring Energy, Inc. | Canceled | Enhanced recovery | 185K | 1,500 | 3,400–4,800 | Dec 29, 1993 |
| North Cowden Unit #87WI | Occidental Permian Ltd. | Canceled | Enhanced recovery | 134K | 2,000 | 3,700–5,600 | Dec 1, 2023 |
| Goldsmith-Landreth /Deep/ Unit #569 | Occidental Permian Ltd. | Canceled | Enhanced recovery | 124K | 5,000 | 5,200–6,800 | Nov 17, 2023 |
| North Cowden Unit #1325W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 108K | 900 | 3,900–4,900 | Nov 18, 2023 |
| North Cowden Unit #6WI | Occidental Permian Ltd. | Canceled | Enhanced recovery | 105K | 1,000 | 4,269–4,729 | Nov 21, 2023 |
| North Cowden Unit #405W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 98.9K | 5,000 | 3,900–4,800 | Nov 14, 2023 |
| North Penwell Unit #141W | Ring Energy, Inc. | Plugged | Enhanced recovery | 91.3K | 2,500 | 3,491–3,760 | May 17, 2022 |
| North Cowden Unit #1381W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 87.7K | 5,000 | 3,700–5,600 | Nov 14, 2023 |
| North Cowden Unit #1492 | Occidental Permian Ltd. | Canceled | Enhanced recovery | 84.9K | 2,000 | 3,900–4,900 | Nov 15, 2023 |
| North Cowden Unit #1150 | Occidental Permian Ltd. | Canceled | Enhanced recovery | 84K | 5,000 | 3,700–5,600 | Nov 18, 2023 |
| North Cowden Unit #1191W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 80.2K | 5,000 | 3,700–5,600 | Nov 18, 2023 |
| Rhodes Cowden Unit #423W | OXY USA WTP LP | Canceled | Enhanced recovery | 78.2K | 1,500 | 4,000–4,350 | Nov 15, 2023 |
| North Cowden Unit #1172W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 70.3K | 5,000 | 3,700–5,600 | Nov 18, 2023 |
| East Cowden (Grayburg) Unit #36W | Basin Oil & Gas Operating, LLC | Canceled | Enhanced recovery | 70K | 2,500 | 4,220–4,418 | Nov 5, 1999 |
| North Cowden Unit #1189 | Occidental Permian Ltd. | Canceled | Enhanced recovery | 67.8K | 5,000 | 3,700–5,600 | Nov 18, 2023 |
| North Cowden Unit #451W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 65.2K | 900 | 4,021–4,351 | Nov 16, 2023 |
| North Cowden Unit #1414 | Occidental Permian Ltd. | Canceled | Enhanced recovery | 65K | 1,275 | 4,160–4,625 | Nov 14, 2023 |
| North Cowden Unit #447W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 62.7K | 5,550 | 3,250–5,600 | Apr 30, 2024 |
| Witcher, J. E. #24W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 62.3K | 1,000 | 3,882–4,190 | Nov 15, 2023 |
| North Cowden Unit #324W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 60.7K | 5,000 | 3,700–4,800 | Sep 17, 2024 |
| North Cowden Unit #382W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 58.7K | 5,000 | 3,700–5,600 | Dec 8, 2023 |
| North Cowden Unit #434W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 53.9K | 800 | 4,051–4,339 | Nov 16, 2023 |
| Johnson, J. L. -B- #153 | Basin Oil & Gas Operating, LLC | Canceled | Enhanced recovery | 49.6K | 2,500 | 4,008–4,290 | Aug 15, 1991 |
| North Cowden Unit #328W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 47K | 5,000 | 3,700–5,600 | Dec 7, 2023 |
| Corrigan Cowden Unit #204W | OXY USA Inc. | Canceled | Enhanced recovery | 40.6K | 2,000 | 4,100–4,600 | Nov 15, 2023 |
| North Cowden Unit #341W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 40.3K | 5,000 | 3,700–5,600 | Dec 7, 2023 |
| Jordan University Unit #431W | Citation Oil & Gas Corp. | Canceled | Enhanced recovery | 39.8K | 2,000 | 3,100–3,800 | May 5, 1992 |
| North Cowden Unit #136W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 37.4K | 5,025 | 3,800–4,800 | Dec 6, 2023 |
| North Cowden Unit #254W | Occidental Permian Ltd. | Plugged | Enhanced recovery | 36.7K | 5,000 | 4,000–5,600 | Dec 7, 2023 |
| North Cowden Unit #95W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 36.3K | 5,000 | 4,062–5,000 | Dec 1, 2023 |
| Rhodes Cowden Unit #424W | OXY USA WTP LP | Canceled | Enhanced recovery | 34.6K | 1,500 | 4,000–4,350 | Nov 15, 2023 |
| Cowden, J. M. R/a -B- #99W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 30.6K | 5,000 | 4,900–5,500 | Nov 15, 2023 |
| Bagley -A- #16W | OXY USA WTP LP | Canceled | Enhanced recovery | 26.7K | 5,000 | 4,000–4,500 | Nov 15, 2023 |
| Goldsmith, C. A., Etal #848W | XTO Energy Inc. | Plugged | Enhanced recovery | 25.8K | 2,000 | 4,969–7,867 | Nov 3, 2008 |
| North Cowden Unit #118W | Occidental Permian Ltd. | Plugged | Enhanced recovery | 25.8K | 5,000 | 3,700–5,600 | Dec 1, 2023 |
| Witcher, J. E. #34 | Occidental Permian Ltd. | Plugged | Enhanced recovery | 24.4K | 1,000 | 3,899–4,217 | Nov 15, 2023 |
| North Cowden Unit #503W | Occidental Permian Ltd. | Plugged | Enhanced recovery | 24.3K | 1,000 | 4,200–4,604 | Nov 16, 2023 |
| North Cowden Unit #530W | Occidental Permian Ltd. | Plugged | Enhanced recovery | 22.6K | 5,000 | 3,950–4,800 | Nov 16, 2023 |
| East Harper Unit #111W | Aghorn Operating, Inc. | Canceled | Enhanced recovery | 22K | 500 | 4,086–4,282 | May 16, 1986 |
| North Cowden Unit #519W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 21.5K | 5,000 | 3,700–5,600 | Nov 16, 2023 |
| East Cowden (Grayburg) Unit #83 | Basin Oil & Gas Operating, LLC | Canceled | Enhanced recovery | 13K | 1,500 | 4,087–4,650 | Sep 1, 2011 |
| South Foster Unit #196W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 12.5K | 1,000 | 3,800–4,400 | Apr 28, 1988 |
| East Penwell /San Andres/ Unit #1212 | Sabinal Energy Operating, LLC | Plugged | Enhanced recovery | 11.9K | 2,000 | 3,400–3,745 | Jul 31, 1997 |
| North Cowden Unit #147W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 10.4K | 5,000 | 3,700–5,600 | Dec 6, 2023 |
| TXL South Unit #1201 | Formentera Operations LLC | Canceled | Enhanced recovery | 10.1K | 2,000 | 5,300–6,500 | Feb 7, 2001 |
| Rhodes Cowden Unit #644W | OXY USA WTP LP | Canceled | Enhanced recovery | 8.01K | 1,500 | 4,000–4,300 | Nov 15, 2023 |
| Rhodes Cowden Unit #686W | OXY USA WTP LP | Canceled | Enhanced recovery | 7.69K | 1,000 | 4,111–4,157 | Nov 15, 2023 |
| North Cowden Unit #479W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 7.28K | 5,000 | 3,900–4,800 | Nov 16, 2023 |
| Rhodes Cowden Unit #676W | OXY USA WTP LP | Canceled | Enhanced recovery | 6.44K | 1,000 | 4,090–4,130 | Nov 15, 2023 |
| Foster, H. S., -B- #6W | OXY USA Inc. | Canceled | Enhanced recovery | 5.37K | 1,400 | 4,652–4,722 | Nov 14, 2023 |
| South Foster Unit #181W | Occidental Permian Ltd. | Canceled | Enhanced recovery | 5.15K | 1,000 | 4,140–4,280 | Sep 25, 2001 |
| Foster-Johnson Unit #1409W | Aghorn Operating, Inc. | Canceled | Enhanced recovery | 3.49K | 600 | 4,150–4,300 | Apr 25, 1992 |
| Foster, H. C. #1W | Laguna Petroleum Corporation | Plugged | Enhanced recovery | 356 | 2,000 | 3,725–4,550 | Nov 15, 2023 |
| North Cowden Unit #1574 | Occidental Permian Ltd. | Plugged | Enhanced recovery | 146 | 5,000 | 3,700–5,600 | Nov 15, 2023 |
| East Penwell /San Andres/ Unit #821 W | Sabinal Energy Operating, LLC | Plugged | Enhanced recovery | 53 | 2,000 | 3,400–3,870 | Sep 9, 2016 |
| South Foster Unit #4WI | Occidental Permian Ltd. | Plugged | Enhanced recovery | 46 | 1,500 | 3,750–4,600 | May 13, 2010 |
| North Cowden Unit #202W | Occidental Permian Ltd. | Plugged | Enhanced recovery | 3 | 5,000 | 3,700–5,600 | Dec 7, 2023 |
| Thomas, A. E., -a- NCT-1 #5W | Aghorn Operating, Inc. | Plugged | Disposal | — | 20,000 | 8,000–10,000 | Jul 30, 2002 |
| Connell, W. E., NCT-1 #43D | Cross Timbers Energy, LLC | Canceled | Disposal | — | 20,000 | 6,550–8,948 | Dec 14, 2012 |
| SWD Parks Bell #3301 | Owl SWD Operating, LLC | Canceled | Disposal | — | 20,000 | 4,900–5,600 | Apr 6, 2017 |
| Big Gulp SWD #101 #101 | Ring Energy, Inc. | Canceled | Disposal | — | 20,000 | 3,670–7,200 | Jan 24, 2024 |
| Big Gulp SWD #102 #102 | Ring Energy, Inc. | Canceled | Disposal | — | 20,000 | 3,660–7,000 | Jan 24, 2024 |
| Connell, W. E. NCT-3 #56D | Cross Timbers Energy, LLC | Inactive | Disposal | — | 10,000 | 6,600–8,900 | Mar 28, 2012 |
| North Cowden Unit #307W | Occidental Permian Ltd. | Plugged | Enhanced recovery | — | 5,025 | 3,800–4,600 | Dec 7, 2023 |
| North Cowden Unit #71W | Occidental Permian Ltd. | Canceled | Enhanced recovery | — | 5,000 | 4,220–4,675 | Dec 1, 2023 |
| North Cowden Unit #265W | Occidental Permian Ltd. | Canceled | Enhanced recovery | — | 5,000 | 3,700–5,000 | Dec 7, 2023 |
| North Cowden Unit #349W | Occidental Permian Ltd. | Canceled | Enhanced recovery | — | 5,000 | 3,700–5,600 | Dec 7, 2023 |
| North Cowden Unit #71WI | Occidental Permian Ltd. | Plugged | Enhanced recovery | — | 5,000 | 3,700–5,600 | Dec 1, 2023 |
| Cowden, Elliott F. -A- #122W | Occidental Permian Ltd. | Canceled | Enhanced recovery | — | 5,000 | 8,400–9,000 | Nov 15, 2023 |
| Goldsmith-Landreth /Deep/ Unit #66W | Occidental Permian Ltd. | Canceled | Enhanced recovery | — | 5,000 | 5,200–6,400 | Nov 15, 2023 |
| Goldsmith Adobe Unit #1403W | Crescent Energy Operating, LLC | Canceled | Enhanced recovery | — | 5,000 | 5,040–7,329 | Nov 22, 2010 |
| Goldsmith-Landreth /Deep/ Unit #124W | Occidental Permian Ltd. | Canceled | Enhanced recovery | — | 5,000 | 5,200–6,800 | Nov 16, 2023 |
| Goldsmith-Landreth /Deep/ Unit #74W | Occidental Permian Ltd. | Canceled | Enhanced recovery | — | 5,000 | 5,200–6,800 | Nov 15, 2023 |
| North Cowden Unit #1242W | Occidental Permian Ltd. | Plugged | Enhanced recovery | — | 5,000 | 3,700–5,600 | Nov 18, 2023 |
Latest disposal drilling permits
W-1 drilling permits in the county tagged as produced-water disposal.
| Issued | Permit | Operator | Lease / well |
|---|---|---|---|
| Aug 14, 2025 | 909857 | Ring Energy, Inc. | Ring Shoebar SWD 27 #1 13544128 |
| Apr 4, 2025 | 907182 | Ring Energy, Inc. | Ring Shoebar SWD 43 #1 13544106 |
| Mar 5, 2025 | 906402 | Ring Energy, Inc. | Ring Shoebar SWD 28 #1 13544095 |
| Sep 10, 2024 | 902560 | Ring Energy, Inc. | Millard -C- SWD #2 13544070 |
| Jul 10, 2024 | 901166 | Ring Energy, Inc. | Henderson-Penwell S SWD #2 13544059 |
| Jul 10, 2024 | 901165 | Ring Energy, Inc. | Henderson-Penwell N SWD #1 13544058 |
| Jun 27, 2024 | 900825 | Ring Energy, Inc. | Millard 'C' SWD #1 13507252 |
| Jun 20, 2024 | 900576 | Deep Blue Operating I LLC | Opie SWD #1 13544049 |
| Feb 28, 2024 | 897682 | Ovintiv USA Inc. | Wayne SWD #1 13544039 |
| Jan 25, 2024 | 896718 | Ring 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.