Produced water and disposal in Hardin 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 →
Hardin County has 106 active injection and disposal wells, 96 of them permitted for disposal, with 426,478 barrels a day of permitted capacity.
Operators reported 27 million barrels injected on H-10 filings in the twelve months to September 2025, up 88% on the year before, about 18% of what the permits allow.
Eqv Operating LLC is the largest injector in the county, with 13 million barrels reported across 1 active well.
- 106
- active injection wells, 96 for disposal
- 426K
- bbl/d permitted capacity
- 27.4M
- bbl reported, H-10 year to Sep 2025 +88%
- 18%
- of permitted capacity used
- 715
- UIC permits on file, all time
Reported injection, by month
H-10 FILINGS · TEN YEARS TO SEP 2025
Last 12 months 27,378,363 · prior 12 14,590,646(+88%)
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 |
|---|---|---|---|
| Eqv Operating LLC | 13.1M | 1 | 5K |
| Radco Operations, L.P. | 2.25M | 24 | 68.1K |
| Foundation Energy Management LLC | 1.88M | 12 | 58K |
| Exxonmobil Oil Corporation | 1.64M | 1 | 35K |
| Milestone Operating, Inc. | 1.42M | 9 | 41.6K |
| Saratoga Production Company LLC | 1.1M | 8 | 21K |
| Lases Company, Inc. | 908K | 2 | 15K |
| Whitehead Resources, Ltd. | 849K | 3 | 11.5K |
| Basil's Oilfield Service, Inc. | 675K | 1 | 4K |
| Shoco Production LLC | 607K | 3 | 4K |
| Atlas Operating LLC | 600K | 2 | 18K |
| Slatex Well Service, Inc. | 594K | 5 | 8.36K |
| Neches Transport Inc. | 528K | 4 | 21K |
| Magnum Producing, LP | 313K | 1 | 3K |
| Texas Operating Partners LLC | 161K | 10 | 65.5K |
| Lawco Osage Operating, LLC | 149K | 1 | 5K |
| Arrowhead Operating Inc. | 121K | 4 | 10.3K |
| Ghost Road, LLC | 115K | 1 | 2.4K |
| Beech Creek Disposal | 113K | 2 | 8K |
| S & S Operating Company, Inc. | 78.3K | 1 | 1.5K |
Injection permits
725 UIC PERMITS · 106 ACTIVE · PAGE 7 OF 8
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 |
|---|---|---|---|---|---|---|---|
| T. T. Co. Fee #506 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,263 | May 3, 1982 |
| T. T. Co. Fee #512 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,454 | May 3, 1982 |
| T. T. Co. Fee #525 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,404 | May 3, 1982 |
| T. T. Co. Fee #526 | Texas Petroleum Investment Co. | Plugged | Enhanced recovery | — | 9 | 400–1,603 | Mar 11, 1988 |
| T. T. Co. Fee #529 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–2,107 | May 3, 1982 |
| T. T. Co. Fee #534 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–2,452 | May 3, 1982 |
| T. T. Co. Fee #538 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–2,274 | May 3, 1982 |
| T. T. Co. Fee #540 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,751 | May 3, 1982 |
| T. T. Co. Fee #541 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,596 | May 3, 1982 |
| T. T. Co. Fee #543 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–2,712 | May 3, 1982 |
| T. T. Co. Fee #550 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,953 | May 3, 1982 |
| T. T. Co. Fee #561 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,460 | May 3, 1982 |
| T. T. Co. Fee #569 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–2,553 | May 3, 1982 |
| T. T. Co. Fee #571 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,573 | May 3, 1982 |
| T. T. Co. Fee #572 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,415 | May 3, 1982 |
| T. T. Co. Fee #573 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,349 | May 8, 1982 |
| T. T. Co. Fee #574 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,378 | May 3, 1982 |
| T. T. Co. Fee #593 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–2,348 | May 3, 1982 |
| T. T. Co. Fee #603 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,893 | May 3, 1982 |
| T. T. Co. Fee #606 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,596 | May 3, 1982 |
| T. T. Co. Fee #613 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,878 | May 3, 1982 |
| T. T. Co. Fee #614 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,757 | May 3, 1982 |
| T. T. Co. Fee #615 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,667 | May 3, 1982 |
| T. T. Co. Fee #616 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,691 | May 3, 1982 |
| T. T. Co. Fee #617 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–2,300 | May 3, 1982 |
| T. T. Co. Fee #620 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–2,561 | May 3, 1982 |
| T. T. Co. Fee #622 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,753 | May 3, 1982 |
| T. T. Co. Fee #623 | Apache Corporation | Canceled | Enhanced recovery | — | 9 | 400–1,807 | May 3, 1982 |
| T. T. Co. Fee #624 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,802 | May 3, 1982 |
| T. T. Co. Fee #625 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,956 | May 3, 1982 |
| T. T. Co. Fee #626 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,932 | May 3, 1982 |
| T. T. Co. Fee #627 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,895 | May 3, 1982 |
| T. T. Co. Fee #628 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,992 | May 3, 1982 |
| T. T. Co. Fee #629 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,893 | May 3, 1982 |
| T. T. Co. Fee #630 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,700 | May 3, 1982 |
| T. T. Co. Fee #631 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,842 | May 3, 1982 |
| T. T. Co. Fee #679 | Apache Corporation | Canceled | Enhanced recovery | — | 9 | 400–2,009 | May 3, 1982 |
| T. T. Co. Fee #680 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–2,010 | May 3, 1982 |
| T. T. Co. Fee #693 | Apache Corporation | Canceled | Enhanced recovery | — | 9 | 400–1,940 | May 3, 1982 |
| T. T. Co. Fee #694 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,900 | May 3, 1982 |
| T. T. Co. Fee #697 | Texaco Inc. | Canceled | Enhanced recovery | — | 9 | 400–2,174 | Mar 3, 1982 |
| T. T. Co. Fee #699 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,999 | May 3, 1982 |
| T. T. Co. Fee #705 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–2,200 | May 3, 1982 |
| T. T. Co. Fee #706 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–2,250 | May 3, 1982 |
| T. T. Co. Fee #716 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–2,030 | May 3, 1982 |
| T. T. Co. Fee #717 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–1,444 | May 3, 1982 |
| T. T. Co. Fee #718 | Texaco Inc. | Canceled | Enhanced recovery | — | 9 | 400–2,129 | May 3, 1982 |
| T. T. Co. Fee #719 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–2,378 | May 3, 1982 |
| T. T. Co. Fee #431 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–911 | May 3, 1982 |
| T. T. Co. Fee #729 | Texaco E & P Inc. | Canceled | Enhanced recovery | — | 9 | 400–2,265 | May 3, 1982 |
| Lejarza, A. M. #3 | Crebbs Oil Company | Canceled | Disposal | — | 6 | 2,973–2,993 | Nov 26, 1984 |
| Arriola Fee #10 | Texakota, Inc. | Plugged | Disposal | — | — | 2,830 | — |
| Arriola Fee #X 5 | Texakota, Inc. | Plugged | Storage | — | — | — | — |
| Arriola Fee #X 8 | Texakota, Inc. | Plugged | Disposal | — | — | 2,695 | — |
| Moskowitz, J. L. #3 | Amoco Production Company | Canceled | Disposal | — | — | 3,000 | — |
| Black Stone Minerals #7 | Prairie Producing Company | Canceled | Disposal | — | — | 2,955 | — |
| Gulf-Choate Fee -B- #8 | Crebbs, Chester M. | Canceled | Enhanced recovery | — | — | — | — |
| Choate Fee Lot No. 6 #4 | Crebbs, Chester M. | Canceled | Enhanced recovery | — | — | — | — |
| Hampton-South Unit #11D | Elsbury & McGrew | Canceled | Disposal | — | — | 2,750 | — |
| Hampton-South Unit #16D | Elsbury & McGrew | Canceled | Disposal | — | — | 3,008 | — |
| Doty-Jackson -F- #2 | Elsbury, Joe W. | Canceled | Disposal | — | — | 3,095 | — |
| Bashara, Sam #4 | Gulf Oil Corp.-Kilgore | Canceled | Disposal | — | — | 4,476 | — |
| Keith #1 | Medallion Oil Company | Plugged | Disposal | — | — | 7,106 | — |
| Gulf Fountain Fee #1A | Triton Oil & Gas Corp. | Canceled | Disposal | — | — | 3,570 | — |
| Kirby, M.L. #1D | Exxon Corp. | Canceled | Disposal | — | — | 3,000 | — |
| Jackson Estate #2 | Atco Prod. Co., Inc. | Canceled | Disposal | — | — | 1,422 | — |
| Carpenter -B- #2 | R & G Oil Co. | Plugged | Disposal | — | — | 1,220 | — |
| Hart, F. B. Etal #1 | Highland Resources, Inc. | Canceled | Disposal | — | — | 1,370–1,550 | Sep 7, 1948 |
| Hart, F. B. Etal #3 | Radco Operations, L.P. | Plugged | Disposal | — | — | 1,415–2,200 | May 5, 1982 |
| Humble - West #B 2 | Radco Operations, L.P. | Canceled | Disposal | — | — | — | Apr 26, 1982 |
| T. T. Co. Fee #1D | Texaco Inc. | Canceled | Disposal | — | — | 964–1,030 | Jan 2, 1982 |
| T. T. Co. Fee #418 | Texaco Inc. | Canceled | Enhanced recovery | — | — | — | — |
| Hardin County School Land #3D | Arco Oil & Gas Co.-Silsbee | Canceled | Disposal | — | — | 2,352 | — |
| East Texas Oil Co., Fee -C- #3D | Exxon Corp. | Canceled | Disposal | — | — | 2,200 | Aug 19, 1966 |
| Fletcher, Nona, Mineral Co. #1D | Arco Oil & Gas Co.-Silsbee | Canceled | Disposal | — | — | 2,986 | — |
| Fletcher, Nona, Mineral Co. #5D | Arco Oil & Gas Co.-Silsbee | Canceled | Disposal | — | — | 2,868 | — |
| East Texas Oil Co. Fee -C- #46 I | Dstj Corporation | Canceled | Enhanced recovery | — | — | 6,107 | Feb 27, 1979 |
| Kirby-Stephenson -B- #7 | Oil Well Buyers Corp. | Canceled | Storage | — | — | — | — |
| Lubitit, A. R. & S., Fee #2 T | Hanson Minerals Co. | Canceled | Disposal | — | — | — | — |
| Feldman, D. D. Fee #C589 | Mobil Producing TX. & N.M. Inc. | Canceled | Enhanced recovery | — | — | 880–900 | May 25, 1973 |
| Feldman, D. D. Fee #C556 | Mobil Producing TX. & N.M. Inc. | Canceled | Enhanced recovery | — | — | 883–913 | Dec 1, 1970 |
| Feldman, D. D. Fee #C599 | Mobil Producing TX. & N.M. Inc. | Canceled | Enhanced recovery | — | — | 825–875 | May 25, 1973 |
| Feldman, D. D. Fee #C627 | Mobil Producing TX. & N.M. Inc. | Canceled | Enhanced recovery | — | — | 1,000–1,520 | Dec 1, 1970 |
| Feldman, D. D. Fee #C631 | Mobil Producing TX. & N.M. Inc. | Canceled | Enhanced recovery | — | — | 1,071–1,098 | Jul 6, 1981 |
| Feldman, D. D. Fee #C645 | Mobil Producing TX. & N.M. Inc. | Canceled | Enhanced recovery | — | — | 629–648 | Dec 1, 1970 |
| Feldman, D. D. Fee #C653 | Mobil Producing TX. & N.M. Inc. | Canceled | Enhanced recovery | — | — | — | Aug 8, 1986 |
| East Texas Oil Co., Fee -C- #7D | Glickenhaus Energy Corporation | Canceled | Disposal | — | — | 2,200 | — |
| Fletcher, Nona, Mineral Co. #38 | Arco Oil & Gas Co.-Silsbee | Canceled | Disposal | — | — | 4,430 | — |
| Humble-Yonajosa Fee #3 | Westland Oil Development Corp. | Canceled | Disposal | — | — | 2,600 | May 3, 1967 |
| Hampton-South Unit #18 | Elsbury & McGrew | Canceled | Disposal | — | — | — | Dec 4, 1981 |
| Sun Company, Etal #2 | Pittencrieff America, Inc. | Plugged | Disposal | — | — | — | — |
| Burch Fee #1D | Burch, Thomas Lee | Plugged | Disposal | — | — | 1,700 | — |
| T. T. Co. Fee #2 | Texaco Inc. | Plugged | Disposal | — | — | — | — |
| Feldman, D. D. Fee #C652 | Smith Production Inc. | Canceled | Enhanced recovery | — | — | — | Aug 8, 1986 |
| Merchant 'D' #1 | Radley, Terry R., Operator | Canceled | Disposal | — | — | 1,900–1,920 | Jan 26, 1983 |
| Slade, C.E. Est. #1D | Griffin, S. M. | Canceled | Disposal | — | — | 1,510–1,560 | Apr 29, 1982 |
| Brooks, G W #6E | Merit Energy Company | Canceled | Disposal | — | — | 2,760–5,150 | Aug 26, 1983 |
| Stanley C Gore Unit #1 | Mosbacher Production Co. | Canceled | Disposal | — | — | 2,590–3,400 | Feb 16, 1984 |
| Ada Belle Fee #10 | Longnecker, M. F. Jr. | Canceled | Disposal | — | — | 1,200–1,340 | Oct 23, 1984 |
| Brooks, G.W. Fee #54 | Murphy Oil USA, Inc. | Canceled | Disposal | — | — | 3,650–5,150 | Mar 11, 1985 |
Latest disposal drilling permits
W-1 drilling permits in the county tagged as produced-water disposal.
| Issued | Permit | Operator | Lease / well |
|---|---|---|---|
| Apr 9, 2021 | 868911 | Atlas Operating LLC | Beech Creek SWD #4W 19933632 |
| Jan 30, 2018 | 835706 | Unit Petroleum Company | Village Mills SWD #1 19933601 |
| Mar 6, 2013 | 758070 | Exxonmobil Oil Corporation | Hull SWD #1 19933422 |
| Jan 30, 2012 | 731861 | White Oak Operating Company LLC | Gemini Unit SWD #1 19933349 |
| Jul 26, 2011 | 720401 | Murphy Energy Services, LP | Murphy Energy Services SWD #1 19933314 |
| Sep 1, 2009 | 683745 | Gaither Petroleum Corporation | Beech Creek SWD #1 19900148 |
| Feb 4, 1981 | 107509 | Amoco Production Company | Moskowitz, J.L. #19 D 19930176 |
| Dec 5, 1977 | 13299 | Anderson, Reece B. | Arco 186 SWD #2 19931204 |
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/hardin, documented in the API reference.