Produced water and disposal in Cochran 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 →
Cochran County has 954 active injection and disposal wells, 50 of them permitted for disposal, with 1.2 million barrels a day of permitted capacity.
Operators reported 30 million barrels injected on H-10 filings in the twelve months to September 2025, down 12% on the year before, about 7% of what the permits allow.
Hilcorp Energy Company is the largest injector in the county, with 8.2 million barrels reported across 305 active wells.
- 954
- active injection wells, 50 for disposal
- 1.25M
- bbl/d permitted capacity
- 30.1M
- bbl reported, H-10 year to Sep 2025 -12%
- 7%
- of permitted capacity used
- 2,112
- UIC permits on file, all time
Reported injection, by month
H-10 FILINGS · TEN YEARS TO SEP 2025
Last 12 months 30,096,986 · prior 12 34,381,622(-12%)
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 |
|---|---|---|---|
| Hilcorp Energy Company | 8.24M | 305 | 514K |
| Manzano, LLC | 4.45M | 2 | 48K |
| Aviator Energy, LLC | 3.66M | 86 | 60.3K |
| Double Barrel Oil LLC | 2.21M | 53 | 25.9K |
| Walkabout Operating, LLC | 1.49M | 15 | 19K |
| Kimbell Operating Company | 1.46M | 25 | 15.1K |
| R2Q Operating LLC | 1.31M | 58 | 42.4K |
| Ctoc Energy, LLC | 1.31M | 89 | 78.3K |
| A.C.T. Operating Company | 1.02M | 39 | 23.4K |
| Occidental Permian EOR, LLC | 869K | 31 | 137K |
| Extex Operating Company | 643K | 61 | 38.2K |
| Burk Royalty Co., Ltd. | 571K | 1 | 25K |
| Three Span Oil & Gas, Inc. | 482K | 6 | 6K |
| Vision Oil and Gas LLC | 429K | 89 | 59.9K |
| Momentum Operating Co., Inc. | 343K | 4 | 3.6K |
| Prasad, Hari Production Co. | 338K | 10 | 5.4K |
| Winn Operating, LLC | 262K | 14 | 16.8K |
| Hunt Cimarron Ltd. Partnership | 248K | 15 | 15K |
| Delray Oil, Inc. | 220K | 3 | 45K |
| Joplin Oil Co., Inc. | 119K | 13 | 5.2K |
Injection permits
2,112 UIC PERMITS · 954 ACTIVE · PAGE 19 OF 22
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 |
|---|---|---|---|---|---|---|---|
| West Levelland Unit #58W | Exxon Corp. | Canceled | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #70W | Exxon Mobil Corporation | Canceled | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #92W | Apache Corporation | Plugged | Enhanced recovery | — | 300 | 4,650–5,000 | Mar 31, 1992 |
| West Levelland Unit #97W | Apache Corporation | Plugged | Enhanced recovery | — | 300 | 4,650–5,000 | Mar 31, 1992 |
| West Levelland Unit #99W | Apache Corporation | Plugged | Enhanced recovery | — | 300 | 4,650–5,000 | Mar 31, 1992 |
| West Levelland Unit #104W | Apache Corporation | Plugged | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #113W | Apache Corporation | Plugged | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #131W | Apache Corporation | Plugged | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #157W | Apache Corporation | Plugged | Enhanced recovery | — | 300 | 4,650–5,000 | Mar 31, 1992 |
| Wright Unit #818W | Westport Oil and Gas Company, LP | Canceled | Enhanced recovery | — | 300 | 4,926–4,958 | Sep 7, 1965 |
| Wright Unit #1339W | Westport Oil and Gas Company, LP | Canceled | Enhanced recovery | — | 300 | 4,924–4,945 | Sep 7, 1965 |
| Stanton, Joe L. Trustee #1W | Parker & Parsley, Wpi Agent | Plugged | Enhanced recovery | — | 300 | 4,800–5,200 | Jul 8, 1993 |
| Whiteface Unit #136W | Energen Resources Corporation | Plugged | Disposal | — | 300 | 4,858–4,876 | Jul 8, 2004 |
| Dean "I" #17 | Legacy Reserves Operating LP | Plugged | Disposal | — | 300 | 5,053–5,067 | Nov 7, 1978 |
| Whiteface Unit #42 | Energen Resources Corporation | Plugged | Enhanced recovery | — | 300 | 4,903–4,951 | Jul 8, 2004 |
| Whiteface Unit #135W | Santa FE Energy Resources, Inc. | Canceled | Enhanced recovery | — | 300 | 4,905–4,927 | Jun 5, 1981 |
| League 91 Project #4010 | Sierra Madre Natural Res., LLC | Plugged | Enhanced recovery | — | 300 | 5,026–5,066 | Aug 26, 1991 |
| North-Wright #B 1 | Hexp Operating, LLC | Plugged | Enhanced recovery | — | 300 | 4,845–4,875 | Jun 15, 1983 |
| North-Wright #C 5 | Layton Enterprises, Inc. | Canceled | Enhanced recovery | — | 300 | 4,845–4,887 | Jul 25, 1960 |
| North-Wright #A 3 | Layton Enterprises, Inc. | Canceled | Enhanced recovery | — | 300 | 4,828–4,900 | May 2, 1985 |
| North-Wright #A 6 | Tema Oil and Gas Company | Plugged | Enhanced recovery | — | 300 | 4,860–4,917 | May 2, 1985 |
| North-Wright #E 12 | Hexp Operating, LLC | Plugged | Enhanced recovery | — | 300 | 4,860–4,905 | May 2, 1985 |
| Whiteface Unit #143 | Energen Resources Corporation | Plugged | Enhanced recovery | — | 300 | 4,854–4,882 | Jul 8, 2004 |
| League 91 Project #122 | Sierra Madre Natural Res., LLC | Plugged | Enhanced recovery | — | 300 | 5,020–5,108 | Aug 26, 1991 |
| Bonanza (San Andres) Unit #1904 | Steller Energy & Investment Corp | Plugged | Disposal | — | 300 | 2,180–2,310 | Oct 29, 1985 |
| West Levelland Unit #54W | Hilcorp Energy Company | Inactive | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #56 | Hilcorp Energy Company | Inactive | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #57 | Hilcorp Energy Company | Inactive | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #86 | Hilcorp Energy Company | Inactive | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #190W | Apache Corporation | Plugged | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #196W | Hilcorp Energy Company | Inactive | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #201 | Hilcorp Energy Company | Inactive | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #205 | Hilcorp Energy Company | Inactive | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #209 | Hilcorp Energy Company | Inactive | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #216 | Hilcorp Energy Company | Inactive | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #221 | Hilcorp Energy Company | Inactive | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #219 | Hilcorp Energy Company | Inactive | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #220 | Hilcorp Energy Company | Inactive | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #222 | Hilcorp Energy Company | Inactive | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #223 | Hilcorp Energy Company | Inactive | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #230 | Hilcorp Energy Company | Inactive | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #232 | Hilcorp Energy Company | Inactive | Enhanced recovery | — | 300 | 4,850–4,900 | Sep 23, 1985 |
| West Levelland Unit #235W | Apache Corporation | Plugged | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #200 | Exxon Mobil Corporation | Canceled | Enhanced recovery | — | 300 | 4,850–4,900 | Feb 19, 1986 |
| Whiteface Unit #129 | Energen Resources Corporation | Plugged | Enhanced recovery | — | 300 | 4,884–4,926 | Jul 8, 2004 |
| Marty-Wright #40 | Atapco | Canceled | Enhanced recovery | — | 300 | 4,900–4,914 | Mar 27, 1987 |
| Marty-Wright #23 | Walsh Petroleum, Inc. | Plugged | Enhanced recovery | — | 300 | 4,782–4,920 | Mar 27, 1987 |
| Whiteface Unit #88W | Energen Resources Corporation | Plugged | Enhanced recovery | — | 300 | 4,860–4,893 | Jul 8, 2004 |
| North-Wright #A 2 | Walkabout Operating, LLC | Inactive | Enhanced recovery | — | 300 | 4,846–4,866 | Jun 1, 1987 |
| North Central Levelland Unit #181W | Mobil Producing TX. & N.M. Inc. | Canceled | Enhanced recovery | — | 300 | 4,815–4,840 | Aug 19, 1987 |
| West Levelland Unit #117A | Apache Corporation | Plugged | Enhanced recovery | — | 300 | 4,750–5,000 | Sep 18, 1992 |
| West Levelland Unit #241W | Apache Corporation | Plugged | Enhanced recovery | — | 300 | 4,750–5,000 | Dec 16, 1988 |
| West Levelland Unit #246W | Apache Corporation | Plugged | Enhanced recovery | — | 300 | 4,750–5,000 | Dec 16, 1988 |
| West Levelland Unit #270W | Apache Corporation | Plugged | Enhanced recovery | — | 300 | 4,750–5,000 | Dec 16, 1988 |
| West Levelland Unit #271W | Apache Corporation | Plugged | Enhanced recovery | — | 300 | 4,750–5,000 | Dec 16, 1988 |
| West Levelland Unit #19 | Hilcorp Energy Company | Inactive | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #42W | Apache Corporation | Plugged | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #191W | Apache Corporation | Plugged | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #224 | Hilcorp Energy Company | Inactive | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #4W | Exxon Corp. | Plugged | Enhanced recovery | — | 300 | 4,750–5,000 | Sep 28, 1995 |
| West Levelland Unit #184W | Apache Corporation | Plugged | Enhanced recovery | — | 300 | 4,750–5,000 | Sep 29, 1995 |
| West Levelland Unit #340W | Apache Corporation | Plugged | Enhanced recovery | — | 300 | 4,750–5,000 | Nov 8, 1989 |
| West Levelland Unit #288 | Apache Corporation | Plugged | Enhanced recovery | — | 300 | 4,750–5,000 | Nov 8, 1989 |
| Stanton, Joe L. Trustee #32 | Parker & Parsley, Wpi Agent | Plugged | Disposal | — | 300 | 4,750–5,120 | Jul 10, 1990 |
| Whiteface Unit #40 | Energen Resources Corporation | Plugged | Enhanced recovery | — | 300 | 4,700–4,915 | Jul 8, 2004 |
| Whiteface Unit #34 | Double Barrel Oil LLC | Plugged | Enhanced recovery | — | 300 | 4,700–4,904 | Jul 8, 2004 |
| Whiteface Unit #69 | Sabinal Energy Operating, LLC | Plugged | Enhanced recovery | — | 300 | 4,903–4,949 | Jul 8, 2004 |
| Whiteface Unit #70 | Energen Resources Corporation | Plugged | Enhanced recovery | — | 300 | 4,905–4,952 | Jul 8, 2004 |
| Whiteface Unit #101 | Sabinal Energy Operating, LLC | Plugged | Enhanced recovery | — | 300 | 4,883–4,919 | Jul 8, 2004 |
| Whiteface Unit #105W | Energen Resources Corporation | Plugged | Enhanced recovery | — | 300 | 4,896–4,932 | Jul 8, 2004 |
| Whiteface Unit #77 | Energen Resources Corporation | Plugged | Enhanced recovery | — | 300 | 4,700–4,950 | Jul 8, 2004 |
| St. Clair "B" #1 | A.C.T. Operating Company | Plugged | Enhanced recovery | — | 300 | 4,780–4,920 | Oct 12, 1990 |
| Stanton-Masten #3 | Anadarko Petroleum Corporation | Canceled | Enhanced recovery | — | 300 | 4,963–5,062 | Nov 15, 1990 |
| Masten, F. O. "20" #1 | Merit Energy Company | Plugged | Enhanced recovery | — | 300 | 4,962–5,055 | Nov 20, 2002 |
| Masten, F. O. "11" #2 | Anadarko Petroleum Corporation | Canceled | Enhanced recovery | — | 300 | 4,954–5,071 | Nov 15, 1990 |
| Masten, F. O. #11 | Cross Timbers Energy, LLC | Plugged | Enhanced recovery | — | 300 | 4,650–5,062 | Feb 15, 2011 |
| Masten, F. O. #12 | Merit Energy Company | Plugged | Enhanced recovery | — | 300 | 4,979–5,063 | Oct 11, 2002 |
| West Levelland Unit #88A | Exxon Corp. | Canceled | Enhanced recovery | — | 300 | 4,700–5,000 | Jan 21, 1992 |
| West Levelland Unit #153A | Exxon Corp. | Canceled | Enhanced recovery | — | 300 | 4,700–5,000 | Jan 21, 1992 |
| West Levelland Unit #354W | Exxon Mobil Corporation | Canceled | Enhanced recovery | — | 300 | 4,700–5,000 | Jan 21, 1992 |
| Masten, F. O. "A" #5 | R2Q Operating LLC | Inactive | Enhanced recovery | — | 300 | 4,800–5,200 | Jul 8, 1993 |
| Masten, F. O. "B" #5 | R2Q Operating LLC | Inactive | Enhanced recovery | — | 300 | 4,800–5,200 | Jul 8, 1993 |
| Masten, F. O. "B" #9 | Walsh Petroleum, Inc. | Plugged | Enhanced recovery | — | 300 | 4,800–5,200 | Jul 8, 1993 |
| Masten "C" #15 | R2Q Operating LLC | Inactive | Enhanced recovery | — | 300 | 4,800–5,200 | Jul 8, 1993 |
| Masten "C" #18 | Walsh Petroleum, Inc. | Plugged | Enhanced recovery | — | 300 | 4,800–5,200 | Jul 8, 1993 |
| Masten "C" #19 | Walsh Petroleum, Inc. | Plugged | Enhanced recovery | — | 300 | 4,800–5,200 | Jul 8, 1993 |
| Masten "C" #20 | Walsh Petroleum, Inc. | Plugged | Enhanced recovery | — | 300 | 4,800–5,200 | Jul 8, 1993 |
| Masten, F. O. "D" #9 | Parker & Parsley, Wpi Agent | Canceled | Enhanced recovery | — | 300 | 4,800–5,200 | Jul 8, 1993 |
| Masten, F. O. "D" #10 | Walsh Petroleum, Inc. | Plugged | Enhanced recovery | — | 300 | 4,800–5,200 | Jul 8, 1993 |
| Masten, F. O "H" #16 | Walsh Petroleum, Inc. | Plugged | Disposal | — | 300 | 4,800–5,200 | Jul 8, 1993 |
| Masten, F. O "H" #17 | Walsh Petroleum, Inc. | Plugged | Enhanced recovery | — | 300 | 4,800–5,200 | Jul 8, 1993 |
| Masten, F. O "H" #19 | Walsh Petroleum, Inc. | Canceled | Enhanced recovery | — | 300 | 4,800–5,200 | Jul 8, 1993 |
| Masten, F. O "H" #14 | Walsh Petroleum, Inc. | Plugged | Disposal | — | 300 | 4,800–5,200 | Jul 8, 1993 |
| Stanton, Joe L. Trustee #41 | Walsh Petroleum, Inc. | Plugged | Enhanced recovery | — | 300 | 4,800–5,200 | Jul 8, 1993 |
| Stanton, Joe L. Trustee #33 | Walsh Petroleum, Inc. | Plugged | Enhanced recovery | — | 300 | 4,800–5,200 | Jul 8, 1993 |
| Stanton, Joe L. Trustee #38 | Walsh Petroleum, Inc. | Plugged | Enhanced recovery | — | 300 | 4,800–5,200 | Jul 8, 1993 |
| Stanton, Joe L. Trustee #42 | Walsh Petroleum, Inc. | Plugged | Enhanced recovery | — | 300 | 4,800–5,200 | Jul 8, 1993 |
| Stanton, Joe L. Trustee #11 X | Walsh Petroleum, Inc. | Plugged | Enhanced recovery | — | 300 | 4,800–5,200 | Jul 8, 1993 |
| Stanton, Joe L. Trustee #35 | Walsh Petroleum, Inc. | Plugged | Enhanced recovery | — | 300 | 4,800–5,200 | Jul 8, 1993 |
| Stanton, Joe L. Trustee #39 | Walsh Petroleum, Inc. | Plugged | Enhanced recovery | — | 300 | 4,800–5,200 | Jul 8, 1993 |
Latest disposal drilling permits
W-1 drilling permits in the county tagged as produced-water disposal.
| Issued | Permit | Operator | Lease / well |
|---|---|---|---|
| Apr 18, 2022 | 879049 | Silver Creek Permian OP Co, LLC | Sherman SWD #1 07933409 |
| Apr 18, 2022 | 879049 | Manzano, LLC | Sherman SWD #1 07933409 |
| Jun 3, 2021 | 870193 | Silver Creek Permian OP Co, LLC | Virgil SWD #1 07933308 |
| Jul 23, 2019 | 855374 | Silver Creek Permian OP Co, LLC | Sherman SWD #1 07933409 |
| Mar 19, 2019 | 851096 | Silver Creek Permian OP Co, LLC | George Custer SWD #1 07931253 |
| Jan 16, 2019 | 848533 | Silver Creek Permian OP Co, LLC | M H Davis SWD #1 07900809 |
| May 14, 2018 | 839876 | Silver Creek Oil & Gas, LLC | George Custer SWD #1 07931253 |
| Apr 12, 2018 | 838673 | Silver Creek Oil & Gas, LLC | Black Bart SWD #3 07933385 |
| Mar 26, 2018 | 837877 | Mammoth Exploration LLC | Hudson SWD #3 07933381 |
| Mar 6, 2018 | 837092 | Silver Creek Oil & Gas, LLC | Black Bart SWD #1 07933380 |
About this data
RRC UIC well master and H-10 injection reports, settled through Sep 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/cochran, documented in the API reference.