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 171 active injection and disposal wells, 61 of them permitted for disposal, with 681,600 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 Res Corp is the largest injector in the county, with 9.1 million barrels reported across 11 active wells.
- 171
- active injection wells, 61 for disposal
- 682K
- bbl/d permitted capacity
- 27.1M
- bbl reported, H-10 year to Jun 2025 -7%
- 11%
- of permitted capacity used
- 1,342
- 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 Res Corp | 9.14M | 11 | 142K |
| Killam Oil Co., Ltd | 5.85M | 21 | 83.2K |
| McGowan Working Ptrs, Inc | 3.54M | 8 | 38.8K |
| Hilcorp Engy Co | 2.48M | 31 | 77.5K |
| Trans-Tex Operating LLC | 896K | 2 | 4.9K |
| HBC Oil Company, LLC | 580K | 1 | 6K |
| Reserve Oper Corp | 566K | 1 | 3.5K |
| Rattlesnake Oper Co, LLC | 486K | 7 | 56K |
| Texas Petro Investment Co | 405K | 4 | 15.5K |
| Caribbean Engy LLC II | 401K | 11 | 23.1K |
| Dewbre, Jerry C., Trustee | 378K | 7 | 6.3K |
| KD Engy, LLC | 316K | 3 | 13K |
| Black Gold Oper Co, LLC | 289K | 9 | 7.9K |
| Huisache Enviro Services, L.L.C. | 250K | 5 | 97K |
| Cordele Dev Corp | 213K | 2 | 3.6K |
| Finaly Res LLC | 198K | 2 | 7K |
| Paloma Oper, 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 · 171 ACTIVE · PAGE 1 OF 14
Active permits first, by reported volume, then cancelled, plugged, and never-activated permits.
| Well | Operator | Status | Purpose | Reported, bbl | bbl/d permitted | Zone, ft | Permitted |
|---|---|---|---|---|---|---|---|
| Gruy B #8 | Aurora Res Corp | Active | Enhanced recovery | 1.51M | 10,000 | 1,800–1,980 | Jun 11, 2020 |
| Dinn -A- #4 | Aurora Res Corp | Active | Enhanced recovery | 1.5M | 10,000 | 1,750–1,800 | Sep 18, 2025 |
| Dinn -A- #19 | Aurora Res Corp | Active | Enhanced recovery | 1.35M | 10,000 | 1,745–1,840 | May 29, 2015 |
| White, P. E., -B- #149 | Killam Oil Co., Ltd | Active | Disposal | 1.33M | 5,000 | 1,556–1,636 | Aug 24, 2018 |
| Foster Heirs #3 | Aurora Res Corp | Active | Enhanced recovery | 1.09M | 20,000 | 1,510–1,750 | May 26, 2023 |
| Gruy B #3 | Aurora Res Corp | Active | Enhanced recovery | 1M | 10,000 | 1,800–1,950 | Jan 25, 2017 |
| Driscoll,robert #117 | Hilcorp Engy Co | Active | Enhanced recovery | 993K | 10,000 | 2,800–3,200 | Sep 25, 2014 |
| White, P. E., -B- #128 | Killam Oil Co., Ltd | Active | Disposal | 782K | 5,000 | 1,604–1,650 | Feb 4, 1994 |
| Dinn -A- #24 | Aurora Res Corp | Active | Enhanced recovery | 761K | 20,000 | 1,790–1,880 | Mar 23, 2022 |
| Killam "257" #21 | Killam Oil Co., Ltd | Active | Enhanced recovery | 751K | 5,000 | 1,684–1,748 | Aug 8, 2023 |
| White, P. E., -B- #131 | Killam Oil Co., Ltd | Active | Disposal | 750K | 5,000 | 1,584–1,644 | Feb 16, 1994 |
| Weil #16SW | Trans-Tex Operating LLC | Active | Disposal | 739K | 2,400 | 3,000–3,400 | Dec 29, 2014 |
| Gruy A #21 | Aurora Res Corp | Active | Enhanced recovery | 694K | 10,000 | 1,775–1,875 | Oct 12, 2015 |
| Wilson, J. O. #40 | McGowan Working Ptrs, Inc | Active | Enhanced recovery | 638K | 5,000 | 2,300–2,450 | Apr 28, 1995 |
| Dinn -A- #3 | Aurora Res Corp | Active | Enhanced recovery | 623K | 10,000 | 1,805–1,812 | May 8, 2015 |
| Driscoll, Robert #14D | Hilcorp Engy Co | Active | Disposal | 605K | 4,000 | 3,100–3,375 | Jul 23, 1981 |
| Hoffman -Z- #1 | HBC Oil Company, LLC | Active | Disposal | 580K | 6,000 | 2,300–2,900 | Mar 11, 2020 |
| Dcrc MF NCT-25 #16 | Reserve Oper Corp | Active | Disposal | 566K | 3,500 | 3,000–3,800 | Jan 26, 1995 |
| Wilson, J. O. #41 | McGowan Working Ptrs, Inc | Active | Enhanced recovery | 536K | 5,000 | 2,300–2,450 | Apr 28, 1995 |
| Dinn -A- #9 | Aurora Res Corp | Active | Enhanced recovery | 499K | 20,000 | 1,786–1,942 | Mar 21, 2014 |
| Duval Ranch, Sec. #288 #29 | McGowan Working Ptrs, Inc | Active | Enhanced recovery | 492K | 5,000 | 1,590–1,680 | May 18, 1993 |
| Vanco #10 | Rattlesnake Oper Co, LLC | Active | Disposal | 486K | 15,000 | 5,122–5,721 | May 8, 2013 |
| Duval Ranch, Sec. #288 #30 W | McGowan Working Ptrs, Inc | Active | Enhanced recovery | 483K | 5,000 | 1,590–1,680 | May 18, 1993 |
| Worden & Drought -A- #3A | McGowan Working Ptrs, Inc | Active | Enhanced recovery | 479K | 3,800 | 1,550–1,660 | Jul 5, 1988 |
| Duval Ranch, Sec. #288 #23WI | McGowan Working Ptrs, Inc | Active | Enhanced recovery | 469K | 4,000 | 1,590–1,680 | Jul 3, 1992 |
| DCR-State 366/76/64/54 #19 | Killam Oil Co., Ltd | Active | Enhanced recovery | 463K | 5,000 | 2,600–3,600 | Sep 17, 2012 |
| Worden & Drought -A- #2A | McGowan Working Ptrs, Inc | Active | Enhanced recovery | 442K | 6,000 | 1,527–1,578 | Dec 1, 1972 |
| Duval County Ranch Co. -K- #41 | Texas Petro Investment Co | Active | Disposal | 405K | 5,000 | 1,400–2,700 | Apr 19, 2019 |
| Killam Mineral Fee Sect. 132 "A" #21 | Killam Oil Co., Ltd | Active | Enhanced recovery | 364K | 4,000 | 1,490–1,512 | Mar 6, 2000 |
| Duval Ranch -59- #28 | Killam Oil Co., Ltd | Active | Disposal | 320K | 7,500 | 1,504–1,690 | Nov 1, 2019 |
| Byland, J. W. #5 | Hilcorp Engy Co | Active | Disposal | 301K | 1,000 | 1,750–2,150 | Dec 8, 2000 |
| Dcrc Sec. 152. #7 | Killam Oil Co., Ltd | Active | Disposal | 297K | 3,000 | 2,670–2,910 | Dec 20, 2007 |
| Duval Ranch Sec. 203 #42 | Killam Oil Co., Ltd | Active | Disposal | 265K | 5,000 | 2,650–3,700 | Apr 22, 2014 |
| Kohler, V. -A- #174 | KD Engy, LLC | Active | Enhanced recovery | 254K | 4,000 | 2,585–2,700 | Oct 18, 2013 |
| Weil-D #52 | Finaly Res LLC | Active | Enhanced recovery | 197K | 6,000 | 2,231–2,241 | Jul 30, 2004 |
| Robles #11 | Paloma Oper, LLC | Active | Enhanced recovery | 193K | 2,000 | 2,500–3,000 | Mar 31, 2023 |
| Duval County Ranch Co. -J- #10 | Mountain V Texas, LLC | Active | Enhanced recovery | 175K | 4,000 | 5,750–5,865 | Jan 18, 1995 |
| Weil #8 | Trans-Tex Operating LLC | Active | Disposal | 157K | 2,500 | 1,646–1,686 | Aug 27, 2014 |
| Martin, R. S. -A- #8R | Hilcorp Engy Co | Active | Enhanced recovery | 146K | 2,000 | 1,050–1,150 | Feb 1, 2011 |
| D.C.R.C. Section 64 #7 | Dewbre, Jerry C., Trustee | Active | Enhanced recovery | 145K | 1,500 | 1,290–1,620 | Aug 11, 2023 |
| Serna, Refugio #2 | Serna Inc. | Active | Enhanced recovery | 136K | 1,000 | 1,900–1,980 | May 27, 2007 |
| Magnolia-Duval Ranch Sec. 208-09 #64W | Killam Oil Co., Ltd | Active | Enhanced recovery | 128K | 1,500 | 1,595–1,840 | Dec 7, 2015 |
| Duvon, Nell M. #3 | Hilcorp Engy Co | Active | Disposal | 125K | 1,000 | 1,845–2,040 | Jun 18, 1990 |
| Duval County Ranch Co. #1R | Cordele Dev Corp | Active | Enhanced recovery | 116K | 600 | 692–750 | Sep 19, 2022 |
| Wiederkehr, L. #160 | Black Gold Oper Co, LLC | Active | Enhanced recovery | 109K | — | 1,721 | Jun 20, 1986 |
| Duval Ranch -59- #31 | Killam Oil Co., Ltd | Active | Enhanced recovery | 105K | 5,000 | 2,150–2,216 | Jan 23, 2024 |
| Schallert E&P #10 | Huisache Enviro Services, L.L.C. | Active | Disposal | 102K | 20,000 | 895–2,550 | Apr 22, 2026 |
| Duval Co. Ranch Co.-State -L- #25 | Caribbean Engy LLC II | Active | Enhanced recovery | 98K | 1,000 | 1,400–1,427 | Dec 28, 1987 |
| Duval County Ranch Co. #6FR | Cordele Dev Corp | Active | Enhanced recovery | 97K | 3,000 | 880–1,170 | Jun 22, 2005 |
| South Texas Disposal, Inc #2 | Mid River Midstream LLC | Active | Disposal | 96.8K | 6,000 | 2,850–3,600 | Jan 9, 1998 |
| Hoffman Loma Novia 2730 SD Unit #1058 | Hilcorp Engy Co | Active | Enhanced recovery | 87.6K | 2,000 | 1,800–2,780 | Jun 18, 2026 |
| Schallert E&P #9 | Huisache Enviro Services, L.L.C. | Active | Disposal | 82.6K | 20,000 | 888–2,550 | Oct 22, 2019 |
| Duval County Ranch Co. State -P- #12 | Caribbean Engy LLC II | Active | Enhanced recovery | 74.5K | 5,000 | 2,064–2,084 | Sep 5, 1997 |
| D. C. R. C. Tract C #7 | Schlachter Oper Corp | Active | Enhanced recovery | 74.2K | 400 | 1,307–1,317 | Mar 21, 1997 |
| Bishop Cattle Co. #65D | Hilcorp Engy Co | Active | Enhanced recovery | 73.6K | 20,000 | 1,750–3,432 | Feb 23, 2022 |
| Duval County Ranch Co. State -P- #7 | Caribbean Engy LLC II | Active | Enhanced recovery | 73.5K | 5,000 | 2,050–2,150 | May 26, 1998 |
| Duval County Ranch Co. State -P- #13 | Caribbean Engy LLC II | Active | Enhanced recovery | 73.2K | 4,000 | 2,080–2,160 | May 20, 1996 |
| Duval County Ranch Co.-State -F- #21 | Caribbean Engy LLC II | Active | Disposal | 73.2K | 1,800 | 2,280–3,430 | Mar 17, 1999 |
| Govt. Wells, N. (1800 Aw&bw)unit #53 | Black Gold Oper Co, LLC | Active | Enhanced recovery | 70.6K | 800 | 1,854–1,866 | Apr 2, 1979 |
| Schallert E&P #2D | Huisache Enviro Services, L.L.C. | Active | Disposal | 65.4K | 25,000 | 850–1,150 | Jul 12, 2022 |
| Duval Ranch, Sec. #58 #23 | Dewbre, Jerry C., Trustee | Active | Enhanced recovery | 62.3K | 1,000 | 1,520–1,580 | Jul 8, 2003 |
| Duval Ranch, Sec. #58 #25 | Dewbre, Jerry C., Trustee | Active | Enhanced recovery | 62.2K | 1,000 | 1,500–1,600 | Aug 3, 2004 |
| Kohler, V. -A- #223 | KD Engy, LLC | Active | Enhanced recovery | 61.9K | 4,000 | 1,740–1,930 | Aug 30, 2018 |
| Lundell, E. C. -A- #9 | 3D Oil Co, LLC | Active | Enhanced recovery | 60.3K | 900 | 2,222–2,255 | Jan 19, 1994 |
| Govt. Wells, N. (1800 Aw&bw)unit #51W | Black Gold Oper Co, LLC | Active | Enhanced recovery | 57K | — | 1,847 | Jul 11, 1984 |
| Wiederkehr 365 #6 | Black Gold Oper Co, LLC | Active | Enhanced recovery | 51.9K | 2,000 | 955–965 | May 2, 2023 |
| Lichtenberger, A. #1D | Columbus Engy, LLC | Active | Disposal | 48.8K | 1,500 | 2,585–2,930 | Jul 17, 1996 |
| Hahl, C. W. Co. -C- #2A | Providence Oil Prod | Active | Disposal | 38.9K | 500 | 1,600–1,660 | Nov 6, 2009 |
| Hahl, C. W. #B 4 | Chumley, George Estate OF | Active | Enhanced recovery | 38.5K | 400 | 2,320–2,330 | May 30, 1991 |
| Dcrc MF NCT-64 #6 H | Hilcorp Engy Co | Active | Enhanced recovery | 38.4K | 1,000 | 1,575–1,675 | Apr 1, 1999 |
| West 76 Dcrc State Oil Unit #18 | Dewbre, Jerry C., Trustee | Active | Enhanced recovery | 36.7K | 1,000 | 1,310–1,400 | Aug 25, 2011 |
| West 76 Dcrc State Oil Unit #19 | Dewbre, Jerry C., Trustee | Active | Enhanced recovery | 36.1K | 1,000 | 1,310–1,400 | Aug 25, 2011 |
| Moody, L. B. #4 | Hilcorp Engy Co | Active | Disposal | 35.4K | 300 | 1,696–1,810 | Nov 18, 1988 |
| Crews #1S | EL Mesteno Energy LLC | Active | Disposal | 35.3K | 500 | 2,095–2,140 | Oct 29, 2024 |
| Bishop Cattle Company -B- #1 B | Hilcorp Engy Co | Active | Disposal | 33.7K | 2,000 | 1,750–2,040 | Apr 16, 2019 |
| Killam Freer Ranch '196' #15 | Killam Oil Co., Ltd | Active | Disposal | 32.7K | 5,000 | 2,275–2,650 | Sep 27, 2024 |
| Meek, W. W. #6WD | Serna Inc. | Active | Disposal | 30K | 500 | 2,000–2,110 | Jan 6, 1994 |
| Herbst, Walter #3X | Nordstrand Engineering, Inc | Active | Enhanced recovery | 28.9K | 100 | 2,808–2,820 | Apr 21, 2010 |
| D.C.R.C. #2288 | Kebo Oil & Gas, Inc | Active | Disposal | 28.7K | 1,500 | 1,950–2,320 | Jan 31, 1978 |
| P.E. White #4 | 2C Oil, LLC | Active | Enhanced recovery | 25.6K | 2,000 | 2,302–2,340 | Oct 14, 2019 |
| Drought, K.L. #8 | Eliteenergyholdings LLC | Active | Disposal | 22.3K | 1,000 | 1,486–1,506 | May 30, 2013 |
| D.C.R.C. Section 274 #4 | Dewbre, Jerry C., Trustee | Active | Disposal | 21K | 300 | 1,890–1,990 | Feb 25, 2013 |
| Dcrc Section 194 #1 | Dewbre, Jerry C., Trustee | Active | Enhanced recovery | 14.5K | 500 | 2,050–2,150 | Jan 10, 2024 |
| Duval Ranch #6 | Ragars Oil & Gas Co | Active | Enhanced recovery | 14.4K | 600 | 2,240–2,250 | Nov 17, 1987 |
| Twizzler #3SW | Enerquest Oper L.L.C | Active | Enhanced recovery | 12.5K | 2,000 | 2,230–2,422 | Feb 17, 2015 |
| Hagist Ranch -A- #11 | Hilcorp Engy Co | Active | Disposal | 11.8K | 2,000 | 2,900–3,700 | Dec 4, 2017 |
| Hubberd, Mary C. -A- #11 | Hilcorp Engy Co | Active | Disposal | 11.4K | 1,250 | 1,830–1,860 | Oct 29, 1997 |
| Dcrc -a- NCT-12 #10WS | Hilcorp Engy Co | Active | Enhanced recovery | 11.3K | 800 | 1,200–1,400 | Feb 10, 2011 |
| Welder, J. F. Heirs #1 | L.T.D. Explorations Inc | Active | Enhanced recovery | 11.1K | 25,000 | 1,711–1,713 | Dec 22, 2015 |
| Muy Grande Swds #1 | Proline Energy Resources Inc | Active | Disposal | 9.14K | 2,000 | 1,915–2,140 | Sep 10, 2001 |
| Duval Co. Ranch Co. -D- #22W | Caribbean Engy LLC II | Active | Enhanced recovery | 8.27K | 700 | 1,402–1,412 | Dec 5, 1956 |
| Rogers, Herminia G. #5 | 3D Oil Co, LLC | Active | Enhanced recovery | 7.77K | 500 | 3,238–3,248 | Mar 12, 1997 |
| Lopez -A- #25 | Trium, Ltd | Active | Enhanced recovery | 7.5K | 3,000 | 1,680–1,820 | Apr 2, 2018 |
| Wendt, L. #2 | 3D Oil Co, LLC | Active | Disposal | 7.3K | 200 | 1,585–1,700 | Sep 27, 1985 |
| Texaco- Exxon Tomas Fee #1 | Ragars Oil & Gas Co | Active | Enhanced recovery | 6K | 1,500 | 2,230–2,250 | Feb 19, 2020 |
| Hahl, C. W., Sec. 67 #5 | Hilcorp Engy Co | Active | Enhanced recovery | 5.26K | — | 2,648 | Jun 16, 1983 |
| Weatherby, L. C. #2 | Block "T" Petro, Inc | Active | Disposal | 4.81K | 2,600 | 2,860–3,250 | Aug 3, 1977 |
| E.seven Sisters Gas Tr. Fac. SWD #1 | Remora Oper, LLC | Active | Disposal | 4.34K | 2,000 | 3,100–4,400 | Oct 7, 1993 |
| Duval County Ranch - State #3 | L.T.D. Explorations Inc | Active | Other | 4.15K | 500 | 1,297–1,299 | Nov 18, 1968 |
| Six-Roos #3 | Los Hijos de Sanchez J LLC | Active | Enhanced recovery | 3.55K | 2,500 | 2,000–2,040 | Dec 20, 1993 |
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.