Produced water and disposal in Duval 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 →
Duval County has 170 active injection and disposal wells, 114 of them permitted for disposal, with 679,350 barrels a day of permitted capacity.
Operators reported 27 million barrels injected on H-10 filings in the twelve months to June 2025, down 7% on the year before, about 11% of what the permits allow.
Aurora Resources Corporation is the largest injector in the county, with 9.1 million barrels reported across 11 active wells.
- 170
- active injection wells, 114 for disposal
- 679K
- bbl/d permitted capacity
- 27.1M
- bbl reported, H-10 year to Jun 2025 -7%
- 11%
- of permitted capacity used
- 1,329
- UIC permits on file, all time
Reported injection, by month
H-10 FILINGS · TEN YEARS TO JUN 2025
Last 12 months 27,113,991 · prior 12 29,277,202(-7%)
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 |
|---|---|---|---|
| Aurora Resources Corporation | 9.14M | 11 | 142K |
| Killam Oil Co., Ltd. | 5.85M | 21 | 83.2K |
| McGowan Working Partners, Inc. | 3.54M | 8 | 38.8K |
| Hilcorp Energy Company | 2.48M | 31 | 77.5K |
| Trans-Tex Operating LLC | 896K | 2 | 4.9K |
| HBC Oil Company, LLC | 580K | 1 | 6K |
| Reserve Operating Corp. | 566K | 1 | 3.5K |
| Rattlesnake Operating Co, LLC | 486K | 7 | 56K |
| Texas Petroleum Investment Co. | 405K | 4 | 15.5K |
| Caribbean Energy LLC II | 401K | 11 | 23.1K |
| Dewbre, Jerry C., Trustee | 378K | 7 | 6.3K |
| KD Energy, LLC | 316K | 3 | 13K |
| Black Gold Operating Co, LLC | 289K | 9 | 7.9K |
| Huisache Enviro Services, L.L.C. | 250K | 5 | 97K |
| Cordele Development Corporation | 213K | 2 | 3.6K |
| Finaly Resources LLC | 198K | 2 | 7K |
| Paloma Operating, LLC | 193K | 1 | 2K |
| Mountain V Texas, LLC | 175K | 2 | 5K |
| Serna Inc. | 167K | 2 | 1.5K |
| Mid River Midstream LLC | 96.8K | 1 | 6K |
Injection permits
1,342 UIC PERMITS · 170 ACTIVE · PAGE 2 OF 14
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 |
|---|---|---|---|---|---|---|---|
| Duval Ranch #7 | Ragars Oil & Gas Co. | Active | Enhanced recovery | 2.8K | 1,000 | 2,260–2,280 | Oct 14, 1999 |
| Dcrc-MF-NCT-64 #4 | Hilcorp Energy Company | Active | Disposal | 1.97K | 5,000 | 2,800–3,950 | Jul 21, 2020 |
| Barton-Schubert #1 | Bridwell Oil Co. | Active | Disposal | 1.76K | 1,000 | 4,432–4,468 | Nov 7, 2024 |
| Hoffman #1 | Finaly Resources LLC | Active | Disposal | 626 | 1,000 | 2,703–2,707 | Oct 4, 1989 |
| Ortiz #1 | South Texas Disposal Srvs, LLC | Active | Disposal | 520 | 10,000 | 5,650–5,800 | Jan 17, 2025 |
| Exxon Yates Ranch Fee "D" #2D | Remora Operating, LLC | Active | Disposal | 412 | 3,000 | 1,200–2,100 | Oct 7, 1993 |
| Duval County Ranch Co. -E- #1SW | Production Resources, Inc. | Active | Disposal | 277 | 2,000 | 2,100–2,200 | Nov 15, 2013 |
| Schallert E&P #3D | Huisache Enviro Services, L.L.C. | Active | Disposal | — | 20,000 | 758–1,014 | May 22, 2017 |
| Collins #4 | Rattlesnake Operating Co, LLC | Active | Disposal | — | 15,000 | 5,225–5,780 | Sep 11, 2017 |
| Schallert E&P #11 | Huisache Enviro Services, L.L.C. | Active | Disposal | — | 12,000 | 906–2,550 | Oct 22, 2019 |
| Santerra #I 1 | Rattlesnake Operating Co, LLC | Active | Disposal | — | 6,000 | 2,089–2,113 | Feb 1, 2012 |
| DCR-State 366/76/64/54 #9R | Killam Oil Co., Ltd. | Active | Enhanced recovery | — | 5,500 | 1,330–1,390 | Nov 14, 2016 |
| Hagist Ranch, Inc. -A- #9 | Hilcorp Energy Company | Active | Disposal | — | 5,000 | 1,490–3,380 | Nov 29, 1967 |
| Kohler, V., -A- #121 | KD Energy, LLC | Active | Disposal | — | 5,000 | 2,705–2,850 | Jul 29, 1993 |
| Duval County Ranch Co. -K- #44 | Texas Petroleum Investment Co. | Active | Disposal | — | 5,000 | 1,600–2,450 | Feb 10, 2011 |
| Duval Ranch, Sec. #288 #28 | McGowan Working Partners, Inc. | Active | Enhanced recovery | — | 5,000 | 1,590–1,680 | May 18, 1993 |
| DCR 82 NCT 25 #1 | Hilcorp Energy Company | Active | Disposal | — | 5,000 | 2,600–3,000 | Jun 24, 2005 |
| Santerra #8 | Rattlesnake Operating Co, LLC | Active | Disposal | — | 5,000 | 2,102–2,131 | Sep 18, 2013 |
| Vanco #15 | Rattlesnake Operating Co, LLC | Active | Disposal | — | 5,000 | 2,142–2,171 | Sep 27, 2013 |
| Vanco #16 | Rattlesnake Operating Co, LLC | Active | Disposal | — | 5,000 | 2,088–2,118 | Sep 27, 2013 |
| Vanco #18 | Rattlesnake Operating Co, LLC | Active | Disposal | — | 5,000 | 2,121–2,170 | Sep 27, 2013 |
| White, P. E., -B- #148 | Killam Oil Co., Ltd. | Active | Disposal | — | 5,000 | 2,294–2,410 | Jun 13, 2025 |
| Killam Freer Ranch "196" #7 | Killam Oil Co., Ltd. | Active | Disposal | — | 4,000 | 5,458–5,500 | Jun 8, 2009 |
| Driscoll Foundation #I 2 | Hilcorp Energy Company | Active | Enhanced recovery | — | 4,000 | 3,220–3,400 | Sep 17, 2013 |
| Duval Ranch -59- #1W | Killam Oil Co., Ltd. | Active | Disposal | — | 4,000 | 2,186–2,224 | May 29, 2018 |
| Texaco DCR (MF) 59 #1 | Killam Oil Co., Ltd. | Active | Disposal | — | 3,500 | 5,686–5,767 | Jan 2, 2014 |
| Duval County Ranch Co., -K- #2 | Texas Petroleum Investment Co. | Active | Disposal | — | 3,000 | 1,250–1,335 | Oct 29, 1993 |
| Duval County Ranch Co. -K- #43 | Texas Petroleum Investment Co. | Active | Disposal | — | 2,500 | 1,380–1,470 | Oct 4, 1993 |
| Mag. Duval Ranch Sec. 208-209 #66 | Killam Oil Co., Ltd. | Active | Disposal | — | 2,500 | 1,597–1,740 | May 9, 1990 |
| Peters Estate #6 | Solo Oil & Gas Company LLC | Active | Disposal | — | 2,500 | 1,970–1,975 | Sep 18, 2017 |
| Wiederkehr, L. #96 | Black Gold Operating Co, LLC | Active | Disposal | — | 2,000 | 2,567–2,594 | Nov 14, 1985 |
| Wiederkehr, L. #141 | Black Gold Operating Co, LLC | Active | Enhanced recovery | — | 2,000 | 2,212–2,231 | Jun 29, 1987 |
| Hahl, C. W., Etal #1A | Aurora Resources Corporation | Active | Disposal | — | 2,000 | 1,730–1,825 | May 24, 1990 |
| DCR 57 #3 | Hilcorp Energy Company | Active | Disposal | — | 2,000 | 2,350–2,490 | Oct 2, 2002 |
| Parr Morgan #4 | Welderxp Ltd. | Active | Disposal | — | 1,600 | 5,940–6,120 | Jan 25, 2006 |
| Duval Co. Ranch Co.-State -L- #46 | Caribbean Energy LLC II | Active | Enhanced recovery | — | 1,500 | 1,300–1,700 | Apr 21, 2005 |
| Duval Co. Ranch Co.-State -L- #41 | Caribbean Energy LLC II | Active | Disposal | — | 1,400 | 1,420–1,480 | Jul 17, 1992 |
| Duval County Ranch Co. -B- #14 | Hilcorp Energy Company | Active | Disposal | — | 1,200 | 1,610–1,650 | Mar 28, 1997 |
| Hoffman Loma Novia 2730 SD Unit #4095 | Hilcorp Energy Company | Active | Enhanced recovery | — | 1,200 | 2,691–2,698 | Nov 3, 2011 |
| Hoffman Loma Novia 2730 SD Unit #2059 | Hilcorp Energy Company | Active | Enhanced recovery | — | 1,200 | 2,776–2,791 | Nov 3, 2011 |
| Duval Ranch, Sec. #203 #7 | Killam Oil Co., Ltd. | Active | Disposal | — | 1,000 | 1,340–1,470 | Feb 21, 1979 |
| Duval Ranch, Sec. #203 #19 | Killam Oil Co., Ltd. | Active | Disposal | — | 1,000 | 2,075–2,087 | Aug 16, 1976 |
| Duval Co. Ranch Co.-State -L- #19 | Caribbean Energy LLC II | Active | Enhanced recovery | — | 1,000 | 1,415–1,425 | May 1, 2006 |
| SW. San Diego Unit #6 | B.P. Productions Inc. | Active | Enhanced recovery | — | 1,000 | 5,800–6,600 | Dec 28, 1984 |
| Bishop Cattle Company -B- #2B | Hilcorp Energy Company | Active | Disposal | — | 1,000 | 1,700–2,050 | Dec 22, 2004 |
| D.C.R.C.-Section 295 #3 | Mountain V Texas, LLC | Active | Disposal | — | 1,000 | 890–1,200 | Apr 18, 2016 |
| Duval County Ranch Co. #2 | Hilcorp Energy Company | Active | Disposal | — | 900 | 2,475–2,530 | Mar 13, 1968 |
| Vela, Lazaro #4 | Welderxp Ltd. | Active | Disposal | — | 800 | 3,830–4,250 | Dec 4, 1998 |
| Duval Ranch -59- #15 | Killam Oil Co., Ltd. | Active | Enhanced recovery | — | 700 | 2,160–2,203 | Sep 20, 1968 |
| Eight Labbe #2 | Texas, Les & Co. | Active | Disposal | — | 700 | 2,090–2,093 | Feb 28, 1995 |
| Wiederkehr, L. #143 | Black Gold Operating Co, LLC | Active | Enhanced recovery | — | 500 | 2,231–2,250 | Jan 8, 1999 |
| Dcrc MF NCT-32 #11 | Hilcorp Energy Company | Active | Enhanced recovery | — | 500 | 1,274–1,284 | Jun 16, 1978 |
| Duval County Ranch Company -O- #17 | Texas, Les & Co. | Active | Disposal | — | 400 | 1,591–1,604 | Jul 1, 2004 |
| Dcrc MF NCT-1 #57 | Hilcorp Energy Company | Active | Enhanced recovery | — | 300 | 1,130–1,150 | Aug 19, 2009 |
| Wiederkehr, L. #60 | Black Gold Operating Co, LLC | Active | Enhanced recovery | — | 300 | 2,278–2,311 | Nov 27, 1950 |
| Dcrc -a- NCT-2 #405WI | Hilcorp Energy Company | Active | Enhanced recovery | — | 300 | 1,876–1,886 | — |
| Wiederkehr, L. #42 | Black Gold Operating Co, LLC | Active | Disposal | — | 300 | 2,260–2,280 | Nov 27, 1950 |
| Dcrc -a- NCT-12 #3 | Hilcorp Energy Company | Active | Disposal | — | 300 | 1,342–1,346 | Oct 31, 1968 |
| Dcrc -a- NCT-2 #6WD | Hilcorp Energy Company | Active | Disposal | — | 250 | 1,570–1,770 | May 9, 1977 |
| De la Fuente, Willie #1 | Los Hijos de Sanchez J LLC | Active | Disposal | — | 250 | 1,120–1,140 | Apr 15, 1982 |
| Mew #3 | Vaquero Operating | Active | Disposal | — | 250 | 4,640–4,845 | Nov 7, 2005 |
| Brelum Field Unit #D 3WI | Caribbean Energy LLC II | Active | Enhanced recovery | — | 200 | 1,955–1,970 | Mar 28, 1968 |
| Rogers, Herminia G. #2 | 3D Oil Company, LLC | Active | Disposal | — | 200 | 2,200–2,330 | Jul 6, 1989 |
| Hubberd, Mary C. -B- #21 | Hilcorp Energy Company | Active | Enhanced recovery | — | — | — | Mar 24, 1983 |
| Dinn -A- #22 | Aurora Resources Corporation | Active | Disposal | — | 20,000 | 1,723–1,830 | Oct 30, 2024 |
| Schallert #6 | Corpus Christi Brine Serv., LP | Active | Other | — | 2,250 | 880–2,500 | Dec 30, 2004 |
| Hubberd, Mary C. -A- #37R | Hilcorp Energy Company | Active | Enhanced recovery | — | 2,000 | 2,612–2,650 | May 2, 2006 |
| Doran-State #10 | Columbus Energy, LLC | Active | Disposal | — | 1,800 | 1,880–2,000 | Oct 30, 2025 |
| Duval County Ranch Co. State -P- #15 | Caribbean Energy LLC II | Active | Enhanced recovery | — | 1,500 | 2,070–2,100 | Sep 11, 2006 |
| D.C.R.C. Sec 204 #3 | Production Resources, Inc. | Active | Disposal | — | 1,350 | 1,640–2,355 | Aug 7, 1992 |
| F.N.B. #4 | Chandler Oil & Gas, LLC | Active | Disposal | — | 500 | 2,080–2,160 | Nov 22, 1993 |
| White, P. E., -B- #112 | Killam Oil Co., Ltd. | Plugged | Disposal | 260K | 6,000 | 1,588–1,635 | Feb 4, 1994 |
| Dinn Mineral Trust #3 | Aurora Resources Corporation | Plugged | Disposal | 108K | 20,000 | 1,700–1,870 | Jul 25, 2014 |
| Serna, R. #17 | Serna Inc. | Plugged | Disposal | 290 | 3,500 | 1,800–2,150 | Oct 1, 2009 |
| Legacy Brine #3 | Corpus Christi Brine Serv., LP | Inactive | Disposal | — | 42,000 | 3,000–6,000 | Feb 12, 2024 |
| Legacy Brine #4 | Corpus Christi Brine Serv., LP | Inactive | Disposal | — | 42,000 | 3,000–6,000 | Feb 12, 2024 |
| Legacy Brine #5 | Corpus Christi Brine Serv., LP | Inactive | Disposal | — | 42,000 | 3,000–6,000 | Feb 12, 2024 |
| Parr, Evangelina et Al #17 | Chapco, Inc. | Canceled | Disposal | — | 20,000 | 3,228–3,231 | Sep 16, 2008 |
| Welder Heirs #4S | Sanchez Oil & Gas Corporation | Inactive | Disposal | — | 10,000 | 1,770–1,950 | Nov 24, 2014 |
| Welder Heirs #3S | Sanchez Oil & Gas Corporation | Inactive | Disposal | — | 10,000 | 1,770–1,950 | Nov 24, 2014 |
| Welder Heirs #2S | Sanchez Oil & Gas Corporation | Inactive | Disposal | — | 10,000 | 1,770–1,950 | Apr 7, 2015 |
| White, P. E., -B- #130 | Killam Oil Co., Ltd. | Canceled | Disposal | — | 5,000 | 1,570–1,644 | Jan 6, 2020 |
| Kohler, V. A. #215 | KD Energy, LLC | Inactive | Disposal | — | 4,000 | 1,802–1,892 | Jul 1, 2025 |
| Welder Hrs. #10 | McGowan Working Partners, Inc. | Canceled | Disposal | — | 3,000 | 1,750–1,950 | May 23, 2012 |
| Wiederkehr, L. #94 | Black Gold Operating Co, LLC | Inactive | Disposal | — | 2,500 | 2,587–2,615 | Nov 21, 1985 |
| Duval County Ranch Co. #57 | Hinds Petroleum, LLC | Plugged | Enhanced recovery | — | 2,000 | 1,080–1,087 | Feb 26, 2009 |
| Duval Ranch, Sec. #100, a/C 2 #45 | Dewbre, Jerry C., Trustee | Canceled | Disposal | — | 1,500 | 1,300–2,210 | Sep 8, 2005 |
| Duval County Ranch Co. State -P- #16 | Caribbean Energy LLC II | Inactive | Enhanced recovery | — | 1,500 | 2,000–2,800 | May 5, 2010 |
| Duval County Ranch Co. #62 | Hinds Petroleum, LLC | Inactive | Enhanced recovery | — | 1,500 | 986–1,001 | Sep 26, 2017 |
| Lundell, E. C. #1 | 3D Oil Company, LLC | Canceled | Disposal | — | 1,200 | 1,226–1,671 | Nov 30, 1994 |
| Killam Freer Ranch "196" #2 | Killam Oil Co., Ltd. | Canceled | Disposal | — | 1,200 | 1,459–1,466 | Jan 5, 2001 |
| Humble-Duval Ranch Sec 204 #1 | Southwest Royalties, Inc. | Canceled | Enhanced recovery | — | 1,000 | 2,282–2,302 | Mar 12, 1996 |
| Bishop Duval Land Co., NCT-1 #16 | Hilcorp Energy Company | Canceled | Disposal | — | 1,000 | 1,800–2,100 | Aug 7, 2009 |
| Thompson, M. P. "C" #8 | 3D Oil Company, LLC | Canceled | Disposal | — | 750 | 2,240–2,300 | Jul 27, 1990 |
| Duval State Section 64 #2 R | Dewbre, Jerry C., Trustee | Plugged | Enhanced recovery | — | 600 | 1,300–1,390 | May 26, 2011 |
| Duval State Section 64 #4 | Dewbre, Jerry C., Trustee | Plugged | Enhanced recovery | — | 600 | 1,300–1,390 | May 26, 2011 |
| Duval State Section 64 #6 | Dewbre, Jerry C., Trustee | Plugged | Enhanced recovery | — | 600 | 1,300–1,390 | May 26, 2011 |
| Ccng Storage #1 | Corpus Christi Brine Serv., LP | Inactive | Storage | — | 120,000 | 2,875–4,950 | Sep 6, 2019 |
| Ccng Storage #2 | Corpus Christi Brine Serv., LP | Inactive | Storage | — | 120,000 | 2,875–4,950 | Sep 6, 2019 |
| Ccng Storage #3 | Corpus Christi Brine Serv., LP | Inactive | Storage | — | 120,000 | 2,875–4,950 | Sep 6, 2019 |
Latest disposal drilling permits
W-1 drilling permits in the county tagged as produced-water disposal.
| Issued | Permit | Operator | Lease / well |
|---|---|---|---|
| Oct 11, 2012 | 748285 | Alegre Energy, Inc. | Hoffman Z SWD #1 13139327 |
| Nov 9, 1998 | 480739 | Ultra Well, Inc. | Ultra SWD #1 13138304 |
| Dec 21, 1992 | 407795 | Amoco Production Company | Muy Grande Swds #1 13137648 |
| Jun 8, 1984 | 241391 | Exxon Corp. | E. Seven Sisters Gas Tr. Fac.swd #1 13136474 |
| Mar 14, 1980 | 75206 | Exxon Corp. | Kohler, V. "A" #60D 13106815 |
| Nov 15, 1979 | 63843 | Petroleum Corporation of Texas | Peters, W. R. Estate "H" #1D 13181305 |
| Sep 24, 1979 | 58685 | Petroleum Corporation of Texas | Peters, W. R. Estate "H" #2D 13182181 |
| Oct 18, 1978 | 34949 | Exxon Corp. | Kohler, V. "A" #69 13106734 |
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/duval, documented in the API reference.