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 956 active injection and disposal wells, 50 of them permitted for disposal, with 1.2 million barrels a day of permitted capacity.
Operators reported 31 million barrels injected on H-10 filings in the twelve months to June 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 8.6 million barrels reported across 293 active wells.
- 956
- active injection wells, 50 for disposal
- 1.25M
- bbl/d permitted capacity
- 30.7M
- bbl reported, H-10 year to Jun 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 JUN 2025
Last 12 months 30,695,654 · prior 12 34,841,669(-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 | 8.59M | 293 | 458K |
| Manzano, LLC | 4.35M | 9 | 52.6K |
| Double Barrel Oil LLC | 2.21M | 53 | 25.9K |
| Extex Operating Company | 2.01M | 119 | 80.6K |
| Aviator Energy, LLC | 1.86M | 55 | 31K |
| Hexp Operating, LLC | 1.8M | 31 | 29.3K |
| Cross Timbers Energy, LLC | 1.41M | 91 | 80.3K |
| Kimbell Operating Company | 1.33M | 25 | 15.1K |
| Occidental Permian EOR, LLC | 1.2M | 43 | 193K |
| A.C.T. Operating Company | 985K | 39 | 23.4K |
| Walkabout Operating, LLC | 789K | 13 | 15.5K |
| G & F Oil, Inc. | 621K | 1 | 2.5K |
| Burk Royalty Co., Ltd. | 569K | 1 | 25K |
| Vision Oil and Gas LLC | 560K | 89 | 59.9K |
| Three Span Oil & Gas, Inc. | 469K | 6 | 6K |
| Prasad, Hari Production Co. | 335K | 10 | 5.4K |
| Winn Operating, LLC | 305K | 14 | 16.8K |
| Momentum Operating Co., Inc. | 300K | 4 | 3.6K |
| Hunt Cimarron Ltd. Partnership | 237K | 16 | 15.5K |
| Delray Oil, Inc. | 215K | 3 | 45K |
Injection permits
2,112 UIC PERMITS · 956 ACTIVE · PAGE 9 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 |
|---|---|---|---|---|---|---|---|
| Veal #33W | Extex Operating Company | Active | Enhanced recovery | — | 500 | 4,864–5,030 | May 14, 1993 |
| Veal #36W | Extex Operating Company | Active | Enhanced recovery | — | 500 | 4,864–4,962 | May 14, 1993 |
| Boyd Mallet Unit #37W | Extex Operating Company | Active | Enhanced recovery | — | 500 | 4,800–5,165 | Nov 22, 1991 |
| Boyd Mallet Unit #47W | Extex Operating Company | Active | Enhanced recovery | — | 500 | 4,800–5,165 | Nov 22, 1991 |
| Boyd Mallet Unit #54W | Extex Operating Company | Active | Enhanced recovery | — | 500 | 4,800–5,165 | Nov 22, 1991 |
| Boyd Mallet Unit #55W | Extex Operating Company | Active | Enhanced recovery | — | 500 | 4,800–5,165 | Nov 22, 1991 |
| Boyd Mallet Unit #60W | Extex Operating Company | Active | Enhanced recovery | — | 500 | 4,800–5,165 | Nov 22, 1991 |
| Boyd Mallet Unit #66W | Extex Operating Company | Active | Enhanced recovery | — | 500 | 4,800–5,165 | Nov 22, 1991 |
| Boyd Mallet Unit #71W | Extex Operating Company | Active | Enhanced recovery | — | 500 | 4,800–5,165 | Nov 22, 1991 |
| Boyd Mallet Unit #72W | Extex Operating Company | Active | Enhanced recovery | — | 500 | 4,800–5,165 | Nov 22, 1991 |
| Dean "I" #3W | Extex Operating Company | Active | Enhanced recovery | — | 500 | 4,944–5,062 | Oct 3, 2008 |
| Dean, C. S. "A" #8W | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 4,835–5,200 | Jul 21, 1994 |
| Dean, C. S. "A" #25W | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 4,835–5,200 | Jul 21, 1994 |
| Dean, C. S. "A" #44W | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 4,835–5,200 | Jul 21, 1994 |
| Dean, C. S. "A" #46WX | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 4,835–5,200 | Jul 21, 1994 |
| Dean, C. S. "A" #57W | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 4,835–5,200 | Jul 21, 1994 |
| Dean, C. S. "A" #74WX | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 4,835–5,200 | Jul 21, 1994 |
| Dean, C. S. "A" #84W | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 4,835–5,200 | Jul 21, 1994 |
| Dean, C. S. "A" #106W | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 4,835–5,200 | Jul 21, 1994 |
| Dean, C. S. "A" #107W | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 4,835–5,200 | Jul 21, 1994 |
| Dean, C. S. "A" #108W | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 4,835–5,200 | Jul 21, 1994 |
| Dean, C. S. "A" #124W | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 4,835–5,200 | Jul 21, 1994 |
| Dean, C. S. "A" #130W | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 4,835–5,200 | Jul 21, 1994 |
| Dean, C. S. "A" #143W | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 4,835–5,200 | Jul 21, 1994 |
| Dean, C. S. "A" #163W | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 4,835–5,200 | Jul 21, 1994 |
| Duggan Slaughter Unit #13W | Cross Timbers Energy, LLC | Active | Enhanced recovery | — | 500 | 4,700–5,040 | Jun 11, 2009 |
| Duggan Slaughter Unit #17BW | Cross Timbers Energy, LLC | Active | Enhanced recovery | — | 500 | 5,056–5,103 | Aug 21, 1967 |
| Duggan Slaughter Unit #41CW | Cross Timbers Energy, LLC | Active | Enhanced recovery | — | 500 | 5,038–5,076 | Aug 21, 1967 |
| Duggan Slaughter Unit #221AW | Cross Timbers Energy, LLC | Active | Enhanced recovery | — | 500 | 5,035–5,092 | Aug 10, 2011 |
| Duggan Slaughter Unit #271BW | Cross Timbers Energy, LLC | Active | Enhanced recovery | — | 500 | 5,028–5,077 | Aug 10, 2011 |
| Slaughter, NW. (San Andres) Unit #44W | Aviator Energy, LLC | Active | Enhanced recovery | — | 500 | 4,600–4,998 | Oct 23, 2017 |
| League 91 Project #3012W | Vision Oil and Gas LLC | Active | Enhanced recovery | — | 500 | 5,048–5,085 | Aug 26, 1991 |
| Dean Unit #A 3W | Royal Oryx OG LLC | Active | Enhanced recovery | — | 500 | 5,057–5,099 | Mar 11, 1981 |
| Dean Unit #B 1W | Royal Oryx OG LLC | Active | Enhanced recovery | — | 500 | 5,031–5,091 | Mar 11, 1981 |
| Dean, C. S. "A" #104X | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 4,835–5,200 | Jul 21, 1994 |
| Masten, F. O. #68 | Vision Oil and Gas LLC | Active | Enhanced recovery | — | 500 | 4,998–5,094 | Nov 20, 1985 |
| Dean Unit #B 3 | Royal Oryx OG LLC | Active | Enhanced recovery | — | 500 | 5,044–5,090 | Aug 15, 1991 |
| Dean, C. S. "A" #37W | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 4,835–5,200 | Jul 21, 1994 |
| Dean, C. S. "A" #56W | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 4,835–5,200 | Jul 21, 1994 |
| Dean, C. S. "A" #88 | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 4,835–5,200 | Jul 21, 1994 |
| T. L. B. Unit #18W | Extex Operating Company | Active | Enhanced recovery | — | 500 | 4,850–5,050 | Mar 31, 1994 |
| Dean, C. S. "A" #245 | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 4,850–5,200 | Aug 7, 2006 |
| Wright, Miller #3 | A.C.T. Operating Company | Active | Enhanced recovery | — | 500 | 4,884–4,920 | Sep 4, 1998 |
| Marty-Wright #4 | A.C.T. Operating Company | Active | Enhanced recovery | — | 500 | 4,750–4,936 | Sep 27, 1999 |
| Southwest Levelland Unit #112 | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 4,800–5,000 | Jun 17, 2003 |
| Wright, Miller #5 | A.C.T. Operating Company | Active | Disposal | — | 500 | 4,746–4,914 | Jun 9, 2008 |
| Dean Unit "B" #9W | Vision Oil and Gas LLC | Active | Disposal | — | 500 | 4,900–5,200 | Dec 4, 2008 |
| Dean Unit "B" #11W | Vision Oil and Gas LLC | Active | Disposal | — | 500 | 4,900–5,200 | Dec 4, 2008 |
| Dean Unit "B" #19W | Vision Oil and Gas LLC | Active | Disposal | — | 500 | 4,900–5,200 | Dec 4, 2008 |
| Dean Unit "B" #22W | Vision Oil and Gas LLC | Active | Disposal | — | 500 | 4,900–5,200 | Dec 4, 2008 |
| Dean Unit "B" #33W | Vision Oil and Gas LLC | Active | Disposal | — | 500 | 4,900–5,200 | Dec 4, 2008 |
| Dean Unit "B" #147W | Vision Oil and Gas LLC | Active | Disposal | — | 500 | 4,900–5,200 | Dec 4, 2008 |
| Cunningham, L. P. #1 | Vision Oil and Gas LLC | Active | Disposal | — | 500 | 4,500–5,200 | Mar 25, 2013 |
| Xit Unit #51W | Hilcorp Energy Company | Active | Enhanced recovery | — | 450 | 4,914–5,010 | Oct 15, 2019 |
| League 91 Project #108W | Vision Oil and Gas LLC | Active | Enhanced recovery | — | 425 | 5,048–5,087 | Aug 26, 1991 |
| League 91 Project #209 | Vision Oil and Gas LLC | Active | Enhanced recovery | — | 400 | 5,012–5,048 | Aug 26, 1991 |
| North Central Levelland Unit #439 | Hilcorp Energy Company | Active | Enhanced recovery | — | 400 | 4,700–4,900 | Apr 27, 1984 |
| Dean Unit #A 6 | Royal Oryx OG LLC | Active | Enhanced recovery | — | 400 | 5,048–5,100 | Sep 23, 1996 |
| League 91 Project #306W | Vision Oil and Gas LLC | Active | Enhanced recovery | — | 360 | 5,028–5,068 | Aug 26, 1991 |
| North Central Levelland Unit #5W | Hilcorp Energy Company | Active | Enhanced recovery | — | 350 | 4,790–4,830 | Jan 22, 1970 |
| Wright, J.M. Unit #10 | A.C.T. Operating Company | Active | Enhanced recovery | — | 350 | 4,955–4,985 | Nov 12, 2007 |
| Wright, J.M. Unit #15 | A.C.T. Operating Company | Active | Enhanced recovery | — | 350 | 4,800–4,950 | Nov 12, 2007 |
| Wright, J.M. Unit #23 | A.C.T. Operating Company | Active | Enhanced recovery | — | 350 | 4,800–4,980 | Nov 12, 2007 |
| Wright, J.M. Unit #76 | A.C.T. Operating Company | Active | Enhanced recovery | — | 350 | 4,800–4,984 | Nov 12, 2007 |
| Wright, J.M. Unit #84 | A.C.T. Operating Company | Active | Enhanced recovery | — | 350 | 4,948–4,964 | Apr 11, 2008 |
| Wright, J.M. Unit #83 | A.C.T. Operating Company | Active | Enhanced recovery | — | 350 | 4,914–4,964 | Nov 12, 2007 |
| Wright, J.M. Unit #87 | A.C.T. Operating Company | Active | Enhanced recovery | — | 350 | 4,800–5,000 | Oct 27, 2008 |
| Wright, J.M. Unit #54 | A.C.T. Operating Company | Active | Enhanced recovery | — | 350 | 4,800–5,000 | Nov 3, 2009 |
| Wright, J.M. Unit #72 | A.C.T. Operating Company | Active | Enhanced recovery | — | 350 | 4,800–4,979 | Nov 3, 2009 |
| Southwest Levelland Unit #21W | Hilcorp Energy Company | Active | Enhanced recovery | — | 300 | 4,863–5,000 | Jun 7, 1971 |
| Southwest Levelland Unit #94W | Hilcorp Energy Company | Active | Enhanced recovery | — | 300 | 4,930–5,020 | Jun 7, 1971 |
| West Levelland Unit #21W | Hilcorp Energy Company | Active | Enhanced recovery | — | 300 | 4,300–4,879 | Oct 14, 2008 |
| West Levelland Unit #30W | Hilcorp Energy Company | Active | Enhanced recovery | — | 300 | 4,650–5,000 | Mar 31, 1992 |
| West Levelland Unit #106W | Hilcorp Energy Company | Active | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #142W | Hilcorp Energy Company | Active | Enhanced recovery | — | 300 | 4,650–5,000 | Mar 31, 1992 |
| West Levelland Unit #151W | Hilcorp Energy Company | Active | Enhanced recovery | — | 300 | 4,650–5,000 | Mar 31, 1992 |
| Dean "I" #10W | Extex Operating Company | Active | Enhanced recovery | — | 300 | 5,025–5,073 | Mar 17, 2022 |
| League 91 Project #201W | Vision Oil and Gas LLC | Active | Enhanced recovery | — | 300 | 5,005–5,052 | Aug 26, 1991 |
| Whiteface Unit #140W | Double Barrel Oil LLC | Active | Enhanced recovery | — | 300 | 4,914–4,940 | Jul 8, 2004 |
| North-Wright #B 17 | Walkabout Operating, LLC | Active | Enhanced recovery | — | 300 | 4,844–4,874 | May 2, 1985 |
| West Levelland Unit #211W | Hilcorp Energy Company | Active | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #236W | Hilcorp Energy Company | Active | Enhanced recovery | — | 300 | 4,650–5,000 | Jul 2, 1991 |
| West Levelland Unit #242W | Hilcorp Energy Company | Active | Enhanced recovery | — | 300 | 4,750–5,000 | Dec 16, 1988 |
| West Levelland Unit #259W | Hilcorp Energy Company | Active | Enhanced recovery | — | 300 | 4,750–5,000 | Dec 16, 1988 |
| West Levelland Unit #260W | Hilcorp Energy Company | Active | Enhanced recovery | — | 300 | 4,750–5,000 | Dec 16, 1988 |
| West Levelland Unit #295W | Hilcorp Energy Company | Active | Enhanced recovery | — | 300 | 4,750–5,000 | Dec 16, 1988 |
| West Levelland Unit #299W | Hilcorp Energy Company | Active | Enhanced recovery | — | 300 | 4,750–5,000 | Dec 16, 1988 |
| West Levelland Unit #334W | Hilcorp Energy Company | Active | Enhanced recovery | — | 300 | 4,750–5,000 | Nov 8, 1989 |
| West Levelland Unit #287W | Hilcorp Energy Company | Active | Enhanced recovery | — | 300 | 4,750–5,000 | Nov 8, 1989 |
| West Levelland Unit #349W | Hilcorp Energy Company | Active | Enhanced recovery | — | 300 | 4,750–5,000 | Nov 8, 1989 |
| Whiteface Unit #47 | Double Barrel Oil LLC | Active | Enhanced recovery | — | 300 | 4,700–4,921 | Jul 8, 2004 |
| Whiteface Unit #95 | Double Barrel Oil LLC | Active | Enhanced recovery | — | 300 | 4,918–4,945 | Jul 8, 2004 |
| Stanton-Masten #1 | Cross Timbers Energy, LLC | Active | Enhanced recovery | — | 300 | 4,979–5,053 | Apr 23, 1992 |
| Masten, F. O. "20" #4 | Cross Timbers Energy, LLC | Active | Enhanced recovery | — | 300 | 4,993–5,122 | Nov 20, 2002 |
| Masten, F. O. #1 | Cross Timbers Energy, LLC | Active | Enhanced recovery | — | 300 | 4,960–5,049 | Oct 11, 2002 |
| Masten, F. O. #4 | Cross Timbers Energy, LLC | Active | Enhanced recovery | — | 300 | 4,952–5,052 | Oct 11, 2002 |
| Masten, F. O. #5 | Cross Timbers Energy, LLC | Active | Enhanced recovery | — | 300 | 4,974–5,066 | Oct 11, 2002 |
| West Levelland Unit #121AW | Hilcorp Energy Company | Active | Enhanced recovery | — | 300 | 4,700–5,000 | Jan 21, 1992 |
| Masten, F. O. "B" #7 | Extex Operating Company | Active | Enhanced recovery | — | 300 | 4,800–5,200 | Jul 8, 1993 |
| Masten, F. O. "B" #8 | Extex Operating Company | Active | 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 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/cochran, documented in the API reference.