Produced water and disposal in Dimmit 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 →
Dimmit County has 171 active injection and disposal wells, 27 of them permitted for disposal, with 788,300 barrels a day of permitted capacity.
Operators reported 43 million barrels injected on H-10 filings in the twelve months to June 2025, down 6% on the year before, about 15% of what the permits allow.
Choya Operating, LLC is the largest injector in the county, with 24 million barrels reported across 8 active wells.
TexNet located 25 M2+ earthquakes in the county's area over the last two years, the largest M3.6.
- 171
- active injection wells, 27 for disposal
- 788K
- bbl/d permitted capacity
- 42.7M
- bbl reported, H-10 year to Jun 2025 -6%
- 15%
- of permitted capacity used
- 504
- UIC permits on file, all time
Reported injection, by month
H-10 FILINGS · TEN YEARS TO JUN 2025
Last 12 months 42,740,920 · prior 12 45,303,781(-6%)
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 |
|---|---|---|---|
| Choya Operating, LLC | 23.6M | 8 | 230K |
| Now Environmental Solutions, LLC | 4.28M | 2 | 50K |
| C&e Production, LLC | 2.97M | 1 | 25K |
| Dimmit County SWD, LLC | 2.66M | 1 | 25K |
| Select Water Solutions, LLC | 2.6M | 1 | 20K |
| J & D Logistics Inc | 2.36M | 1 | 30K |
| Verdun Oil & Gas LLC | 1.2M | 1 | 30K |
| R360 Env Solutions of TX, LLC | 742K | 1 | 25K |
| Remora Operating, LLC | 697K | 2 | 25K |
| Atlas Operating LLC | 389K | 117 | 52.7K |
| Jonah Energy LLC | 356K | 1 | 20K |
| Flint Oak Energy, LLC | 353K | 15 | 23.2K |
| Trinity Operating (Usg), LLC | 215K | 2 | 14K |
| Sandy SWD, LLC | 134K | 1 | 9.5K |
| White Marlin Operating Co, LLC | 126K | 5 | 5.9K |
| Quatro Oil and Gas, Inc. | 27K | 1 | 1K |
| TD Natural Resources LLC | — | 3 | 75K |
| Weeks Environmental, LLC | — | 1 | 25K |
| MKS Services, LLC | — | 1 | 25K |
| Bosque Disposal Systems, LLC | — | 1 | 25K |
Injection permits
504 UIC PERMITS · 171 ACTIVE · PAGE 4 OF 6
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 |
|---|---|---|---|---|---|---|---|
| Big Wells /San Miguel/ Unit #4717W | Oryx Energy Company | Canceled | Enhanced recovery | — | 2,000 | 5,427–5,460 | Mar 31, 1980 |
| Big Wells /San Miguel/ Unit #4720W | Oryx Energy Company | Canceled | Enhanced recovery | — | 2,000 | 5,427–5,460 | Mar 31, 1980 |
| Big Wells /San Miguel/ Unit #5102W | Oryx Energy Company | Canceled | Enhanced recovery | — | 2,000 | 5,427–5,460 | Mar 31, 1980 |
| Big Wells /San Miguel/ Unit #5302W | Oryx Energy Company | Canceled | Enhanced recovery | — | 2,000 | 5,427–5,460 | Mar 31, 1980 |
| Big Wells /San Miguel/ Unit #5421 | Oryx Energy Company | Canceled | Enhanced recovery | — | 2,000 | 5,436–5,461 | Oct 21, 1977 |
| Big Wells /San Miguel/ Unit #5435 | Flint Oak Energy, LLC | Plugged | Enhanced recovery | — | 2,000 | 5,460–5,475 | Oct 21, 1977 |
| Big Wells /San Miguel/ Unit #5454W | Oryx Energy Company | Canceled | Enhanced recovery | — | 2,000 | 5,427–5,460 | Mar 31, 1980 |
| Big Wells Lo. San Miguel Unit #18 | Oryx Energy Company | Canceled | Enhanced recovery | — | 2,000 | 5,600–5,608 | Mar 31, 1980 |
| Big Wells /San Miguel/ Unit #2133W | Kerr-McGee Oil & Gas Onshore LLC | Canceled | Enhanced recovery | — | 2,000 | 5,451–5,493 | Aug 7, 1981 |
| Big Wells /San Miguel/ Unit #2132W | Kerr-McGee Oil & Gas Onshore LLC | Canceled | Enhanced recovery | — | 2,000 | 5,455–5,495 | Aug 7, 1981 |
| Big Wells /San Miguel/ Unit #2119W | Kerr-McGee Oil & Gas Onshore LLC | Canceled | Enhanced recovery | — | 2,000 | 5,415–5,459 | Apr 27, 1981 |
| Big Wells /San Miguel/ Unit #4401 | Oryx Energy Company | Canceled | Enhanced recovery | — | 2,000 | 5,401–5,445 | Jul 29, 1983 |
| Elaine Dismukes Unit #85 | American Exploration Company | Canceled | Enhanced recovery | — | 2,000 | 4,990–5,010 | Jan 20, 1988 |
| Big Wells /San Miguel/ Unit #4714 | Oryx Energy Company | Canceled | Enhanced recovery | — | 2,000 | 5,427–5,460 | Mar 31, 1980 |
| Briscoe Ranches, Inc. #2192 | Rosetta Resources Operating LP | Plugged | Disposal | — | 2,000 | 2,640–2,770 | Dec 17, 1996 |
| Big Wells /San Miguel/ Unit #4605 | Oryx Energy Company | Canceled | Enhanced recovery | — | 2,000 | 5,326–5,355 | Oct 21, 1977 |
| Hamilton E #2 | Endeavor Natural Gas, LP | Canceled | Disposal | — | 2,000 | 2,400–2,910 | Jun 24, 2021 |
| Big Wells /San Miguel/ Unit #J100 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,500 | 5,476–5,516 | May 29, 1987 |
| Big Wells /San Miguel/ Unit #1202 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,500 | 5,366–5,404 | May 29, 1987 |
| Big Wells /San Miguel/ Unit #1205 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,500 | 5,416–5,459 | May 29, 1987 |
| Big Wells /San Miguel/ Unit #1206 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,500 | 5,435–5,453 | May 29, 1987 |
| Big Wells /San Miguel/ Unit #1307 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,500 | 5,360–5,399 | May 29, 1987 |
| Big Wells /San Miguel/ Unit #1413 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,500 | 5,406–5,451 | May 29, 1987 |
| Big Wells /San Miguel/ Unit #2025 | Kerr-McGee Oil & Gas Onshore LLC | Canceled | Enhanced recovery | — | 1,500 | 5,357–5,371 | May 29, 1987 |
| Big Wells /San Miguel/ Unit #2033 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,500 | 5,360–5,382 | May 29, 1987 |
| Big Wells /San Miguel/ Unit #4304 | Trinity Operating (Usg), LLC | Plugged | Enhanced recovery | — | 1,500 | 5,335–5,373 | May 29, 1987 |
| Big Wells /San Miguel/ Unit #5455 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,500 | 5,462–5,489 | May 29, 1987 |
| Big Wells /San Miguel/ Unit #3702 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,500 | 5,350–5,390 | Jan 14, 1988 |
| Big Wells /San Miguel/ Unit #4604 | Texas American Resources Company | Canceled | Enhanced recovery | — | 1,500 | 5,328–5,348 | Jan 14, 1988 |
| Big Wells /San Miguel/ Unit #4707 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,500 | 5,429–5,452 | Jan 14, 1988 |
| Big Wells /San Miguel/ Unit #4903 | Texas American Resources Company | Plugged | Enhanced recovery | — | 1,500 | 5,348–5,368 | Jan 14, 1988 |
| Big Wells /San Miguel/ Unit #5507 | Texas American Resources Company | Plugged | Enhanced recovery | — | 1,500 | 5,395–5,428 | Jan 14, 1988 |
| Big Wells /San Miguel/ Unit #4541 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,500 | 5,478–5,514 | Jul 5, 1988 |
| Big Wells /San Miguel/ Unit #4607 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,500 | 5,350–5,369 | Jul 5, 1988 |
| Big Wells /San Miguel/ Unit #1414 | Texas American Resources Company | Canceled | Enhanced recovery | — | 1,500 | 5,450–5,497 | Jul 5, 1988 |
| Big Wells /San Miguel/ Unit #2809 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,500 | 5,345–5,375 | Jul 5, 1988 |
| Savannah #1 | Rclj Construction, Inc. | Plugged | Enhanced recovery | — | 1,500 | 5,496–5,515 | Jul 5, 1988 |
| Big Wells /San Miguel/ Unit #702 | Texas American Resources Company | Plugged | Enhanced recovery | — | 1,200 | 5,467–5,504 | Mar 30, 1983 |
| Big Wells /San Miguel/ Unit #4139W | Trinity Operating (Usg), LLC | Plugged | Enhanced recovery | — | 1,200 | 5,390–5,620 | Nov 23, 1982 |
| Big Wells /San Miguel/ Unit #1034W | Trinity Operating (Usg), LLC | Plugged | Enhanced recovery | — | 1,200 | 5,280–5,520 | Nov 23, 1982 |
| Big Wells /San Miguel/ Unit #2715 | Trinity Operating (Usg), LLC | Plugged | Enhanced recovery | — | 1,200 | 5,516–5,524 | Jun 24, 1986 |
| Big Wells /San Miguel/ Unit #2717 | Trinity Operating (Usg), LLC | Plugged | Enhanced recovery | — | 1,200 | 5,534–5,542 | Jun 23, 1986 |
| Big Wells /San Miguel/ Unit #3514 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,200 | 5,565–5,579 | Jun 23, 1986 |
| Big Wells /San Miguel/ Unit #3519 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,200 | 5,519–5,567 | Jun 24, 1986 |
| Big Wells /San Miguel/ Unit #901 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,200 | 5,384–5,400 | Nov 7, 1986 |
| Big Wells /San Miguel/ Unit #1027 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,200 | 5,387–5,425 | Nov 7, 1986 |
| Big Wells /San Miguel/ Unit #1028 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,200 | 5,412–5,458 | Nov 7, 1986 |
| Big Wells /San Miguel/ Unit #1030 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,200 | 5,412–5,450 | Nov 7, 1986 |
| Big Wells /San Miguel/ Unit #1031 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,200 | 5,424–5,464 | Nov 7, 1986 |
| Big Wells /San Miguel/ Unit #5001 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,200 | 5,340–5,358 | Dec 15, 1986 |
| Big Wells /San Miguel/ Unit #3614 | Trinity Operating (Usg), LLC | Plugged | Enhanced recovery | — | 1,200 | 5,435–5,469 | Dec 15, 1986 |
| Big Wells /San Miguel/ Unit #4703 | Kerr-McGee Oil & Gas Onshore LLC | Canceled | Enhanced recovery | — | 1,200 | 5,372–5,398 | Dec 15, 1986 |
| Big Wells /San Miguel/ Unit #4708 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,200 | 5,435–5,454 | Mar 20, 1987 |
| Big Wells /San Miguel/ Unit #705 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,000 | 5,427–5,428 | Jul 17, 1973 |
| Big Wells /San Miguel/ Unit #903 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,000 | 5,365–5,383 | Jul 17, 1973 |
| Big Wells /San Miguel/ Unit #1045 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,000 | 5,424–5,458 | Jul 17, 1973 |
| Big Wells Lo. San Miguel Unit #4W | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,000 | 5,705–5,717 | Aug 6, 1993 |
| Big Wells Lo. San Miguel Unit #5W | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,000 | 5,754–5,766 | Aug 6, 1993 |
| Big Wells Lo. San Miguel Unit #9W | Texas American Resources Company | Canceled | Enhanced recovery | — | 1,000 | 5,707–5,714 | Aug 6, 1993 |
| Big Wells Lo. San Miguel Unit #13W | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,000 | 5,802–5,810 | Aug 6, 1993 |
| Big Wells Lo. San Miguel Unit #22W | Kerr-McGee Oil & Gas Onshore LLC | Canceled | Enhanced recovery | — | 1,000 | 5,754–5,762 | Aug 6, 1993 |
| Big Wells Lo. San Miguel Unit #29W | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,000 | 5,801–5,809 | Aug 6, 1993 |
| Big Wells Lo. San Miguel Unit #35W | Texas American Resources Company | Canceled | Enhanced recovery | — | 1,000 | 5,742–5,753 | Aug 6, 1993 |
| Big Wells Lo. San Miguel Unit #36W | Kerr-McGee Oil & Gas Onshore LLC | Canceled | Enhanced recovery | — | 1,000 | 5,741–5,752 | Aug 6, 1993 |
| Big Wells Lo. San Miguel Unit #38W | Trinity Operating (Usg), LLC | Plugged | Enhanced recovery | — | 1,000 | 5,733–5,745 | Aug 6, 1993 |
| Big Wells Lo. San Miguel Unit #39W | Flint Oak Energy, LLC | Plugged | Enhanced recovery | — | 1,000 | 5,778–5,788 | Aug 6, 1993 |
| Big Wells /San Miguel/ Unit #3327W | Kerr-McGee Oil & Gas Onshore LLC | Canceled | Enhanced recovery | — | 1,000 | 5,462–5,499 | Jul 8, 1983 |
| Big Wells /San Miguel/ Unit #2026W | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,000 | 5,375–5,386 | Jul 8, 1983 |
| Big Wells /San Miguel/ Unit #2028W | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,000 | 5,389–5,408 | Jul 8, 1983 |
| Big Wells /San Miguel/ Unit #4201W | Kerr-McGee Oil & Gas Onshore LLC | Canceled | Enhanced recovery | — | 1,000 | 5,362–5,375 | Jul 8, 1983 |
| Big Wells Lo. San Miguel Unit #45W | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,000 | 5,710–5,718 | Aug 6, 1993 |
| Big Wells /San Miguel/ Unit #1204 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,000 | 5,352–5,382 | Jun 28, 1984 |
| Big Wells /San Miguel/ Unit #5701 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,000 | 5,385–5,414 | Jun 28, 1984 |
| Big Wells /San Miguel/ Unit #4620 | Trinity Operating (Usg), LLC | Plugged | Enhanced recovery | — | 1,000 | 5,336–5,446 | Oct 5, 1984 |
| Big Wells /San Miguel/ Unit #2118 | Kerr-McGee Oil & Gas Onshore LLC | Canceled | Enhanced recovery | — | 1,000 | 5,410–5,440 | Jan 27, 1995 |
| Big Wells /San Miguel/ Unit #2038 | Flint Oak Energy, LLC | Inactive | Enhanced recovery | — | 1,000 | 5,360–5,374 | Oct 29, 1984 |
| Big Wells /San Miguel/ Unit #2103 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,000 | 5,405–5,435 | Oct 29, 1984 |
| Big Wells /San Miguel/ Unit #706 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,000 | 5,422–5,432 | Nov 12, 1984 |
| South Pena Creek Unit #465 | Energyquest II, LLC | Plugged | Enhanced recovery | — | 1,000 | 3,256–3,271 | Oct 31, 1991 |
| Big Wells /San Miguel/ Unit #902 | Texas American Resources Company | Canceled | Enhanced recovery | — | 1,000 | 5,370–5,405 | Jan 27, 1995 |
| South Pena Creek Unit #485 | Atlas Operating LLC | Inactive | Enhanced recovery | — | 1,000 | 3,272–3,295 | Oct 31, 1991 |
| Wilson, James et al -A- #3 | Acorn Oil & Gas, LLC | Plugged | Enhanced recovery | — | 1,000 | 3,724–3,727 | Aug 24, 1988 |
| Big Wells Lo. San Miguel Unit #14 | Kerr-McGee Oil & Gas Onshore LLC | Canceled | Enhanced recovery | — | 1,000 | 5,764–5,780 | Aug 6, 1993 |
| Big Wells Lo. San Miguel Unit #54 | Kerr-McGee Oil & Gas Onshore LLC | Canceled | Enhanced recovery | — | 1,000 | 5,824–5,840 | Aug 6, 1993 |
| Big Wells Lo. San Miguel Unit #55 | Oryx Energy Company | Canceled | Enhanced recovery | — | 1,000 | 5,746–5,762 | Mar 31, 1994 |
| Big Wells /San Miguel/ Unit #712 | Kerr-McGee Oil & Gas Onshore LLC | Canceled | Enhanced recovery | — | 1,000 | 5,442–5,485 | Jan 27, 1995 |
| Big Wells /San Miguel/ Unit #1702 | Kerr-McGee Oil & Gas Onshore LLC | Canceled | Enhanced recovery | — | 1,000 | 5,445–5,505 | Jan 27, 1995 |
| Big Wells /San Miguel/ Unit #1904 | Flint Oak Energy, LLC | Inactive | Enhanced recovery | — | 1,000 | 5,448–5,478 | Jan 27, 1995 |
| Big Wells /San Miguel/ Unit #1905 | Flint Oak Energy, LLC | Inactive | Enhanced recovery | — | 1,000 | 5,445–5,475 | Jan 27, 1995 |
| Big Wells /San Miguel/ Unit #2036 | Kerr-McGee Oil & Gas Onshore LLC | Canceled | Enhanced recovery | — | 1,000 | 5,350–5,390 | Jan 27, 1995 |
| Big Wells /San Miguel/ Unit #2037 | Trinity Operating (Usg), LLC | Plugged | Enhanced recovery | — | 1,000 | 5,360–5,400 | Jan 27, 1995 |
| Big Wells /San Miguel/ Unit #2104 | Kerr-McGee Oil & Gas Onshore LLC | Canceled | Enhanced recovery | — | 1,000 | 5,400–5,460 | Jan 27, 1995 |
| Big Wells /San Miguel/ Unit #2113 | Flint Oak Energy, LLC | Inactive | Enhanced recovery | — | 1,000 | 5,450–5,500 | Jan 27, 1995 |
| Big Wells /San Miguel/ Unit #2115 | Kerr-McGee Oil & Gas Onshore LLC | Canceled | Enhanced recovery | — | 1,000 | 5,458–5,510 | Jan 27, 1995 |
| Big Wells /San Miguel/ Unit #2501 | Kerr-McGee Oil & Gas Onshore LLC | Canceled | Enhanced recovery | — | 1,000 | 5,416–5,485 | Jan 27, 1995 |
| Big Wells /San Miguel/ Unit #2805 | Flint Oak Energy, LLC | Inactive | Enhanced recovery | — | 1,000 | 5,415–5,460 | Jan 27, 1995 |
| Big Wells /San Miguel/ Unit #3107 | Kerr-McGee Oil & Gas Onshore LLC | Canceled | Enhanced recovery | — | 1,000 | 5,345–5,390 | Jan 27, 1995 |
| Big Wells /San Miguel/ Unit #3328 | Texas American Resources Company | Plugged | Enhanced recovery | — | 1,000 | 5,480–5,530 | Jan 31, 1995 |
| Big Wells /San Miguel/ Unit #3639 | Flint Oak Energy, LLC | Inactive | Enhanced recovery | — | 1,000 | 5,455–5,500 | Jan 27, 1995 |
| Big Wells /San Miguel/ Unit #4608 | Kerr-McGee Oil & Gas Onshore LLC | Canceled | Enhanced recovery | — | 1,000 | 5,325–5,345 | Jan 27, 1995 |
Latest disposal drilling permits
W-1 drilling permits in the county tagged as produced-water disposal.
| Issued | Permit | Operator | Lease / well |
|---|---|---|---|
| May 15, 2026 | 915699 | Choya Operating, LLC | Cochina SWD #3 12739178 |
| May 28, 2025 | 908256 | Weeks Environmental, LLC | Dimmit SWD #1 12739059 |
| Feb 6, 2025 | 905734 | Choya Operating, LLC | Carla SWD 2 #2 12736825 |
| Feb 6, 2025 | 905734 | Choya Operating, LLC | Carla SWD 2 #2 12736825 |
| Feb 6, 2025 | 905734 | Choya Operating, LLC | Carla SWD 2 #2 12736825 |
| Oct 2, 2023 | 894212 | Grit Oil & Gas Management, LLC | Dos a SWD #01 12738830 |
| May 26, 2022 | 880470 | Atlas Operating LLC | Hovencamp SWD #1 12738528 |
| Mar 1, 2019 | 850544 | Choya Operating, LLC | Stumberg 83 SWD #4 12738104 |
| Jan 18, 2019 | 848817 | Protege Energy III LLC | Palo Blanco SWD #1 12738065 |
| Oct 30, 2018 | 846262 | MKS Services, LLC | MKS SWD #3 12735094 |
About this data
RRC UIC well master and H-10 injection reports, settled through Jun 2025; TexNet daily injection for the last settled month; disposal permit tags from Petrora's sector classifier.
Developers: this page as JSON is GET /v1/data/water/tx/dimmit, documented in the API reference.