Produced water and disposal in Karnes 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 →
Karnes County has 41 active injection and disposal wells, 40 of them permitted for disposal, with 706,500 barrels a day of permitted capacity.
Operators reported 77 million barrels injected on H-10 filings in the twelve months to June 2025, up 7% on the year before, about 30% of what the permits allow.
7 deep disposal wells here report daily to TexNet; they injected 61,855 barrels a day in August 2026. Same-well volumes were down 22% on a year earlier.
Pilot Water Solutions SWD LLC is the largest injector in the county, with 22 million barrels reported across 6 active wells.
146 M2+ earthquakes were located in the county's area over the last two years, the largest M4.6.
- 41
- active injection wells, 40 for disposal
- 707K
- bbl/d permitted capacity
- 77.1M
- bbl reported, H-10 year to Jun 2025 +7%
- 30%
- of permitted capacity used
- 149
- UIC permits on file, all time
- 61.9K
- bbl/d, 7 daily reporters, Aug 2026
Reported injection, by month
H-10 FILINGS · TEN YEARS TO JUN 2025
Last 12 months 77,121,090 · prior 12 72,174,819(+7%)
UT BEG TexNet injection reporting tool
Deep disposal, reported daily
- 61.9K
- bbl per day, Aug 2026
- 7
- wells reporting
- 4
- operators
- -22%
- same wells vs a year earlier
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 |
|---|---|---|---|
| Pilot Water Solutions SWD LLC | 22.3M | 6 | 143K |
| Evx Operating LLC | 22.3M | 6 | 123K |
| Crosstex Environmental STX, LLC | 12.6M | 5 | 155K |
| CWR Management LLC | 6.62M | 4 | 85K |
| Rhino Operating Company, LLC | 4.58M | 1 | 25K |
| Estate of James L. Nelson | 2.54M | 1 | 12.5K |
| Advantek Waste Mgmt Services LLC | 2.35M | 2 | 45K |
| Marathon Oil EF LLC | 2.05M | 1 | 25K |
| Select Water Solutions, LLC | 572K | 1 | 20K |
| US Ecology Karnes Cnty Disp, LLC | 392K | 1 | 15K |
| Britanco, L.L.C. | 290K | 2 | 11K |
| Bes, Environmental Services,inc. | 235K | 1 | 7.5K |
| Jaybird Operating, LLC | 168K | 1 | 3K |
| Enpower Resources Inc. | 150K | 1 | 1.5K |
| Rio-Tex, Inc. | 41.6K | 1 | 5K |
| Welderxp Ltd. | — | 4 | 12K |
| 2 D Oil & Gas LLC | — | 1 | 10K |
| Mid River Midstream LLC | — | 1 | 7.5K |
| Arete Operating Company, LLC | — | 1 | 1K |
Injection permits
154 UIC PERMITS · 41 ACTIVE · PAGE 2 OF 2
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 |
|---|---|---|---|---|---|---|---|
| Natho #4 | Crawford Hughes Operating Co. | Plugged | Disposal | — | 1,500 | 2,900–4,300 | Dec 2, 2008 |
| Kunkel SWD #1 | Bright & Co. | Canceled | Disposal | — | 1,200 | 2,500–2,900 | May 13, 1971 |
| Falls City Unit #134 | Legend Natural Gas II, LP | Canceled | Disposal | — | 1,000 | 1,600–1,680 | Nov 30, 1982 |
| Hilbrich-Sellers #6 L | American Exploration Company | Canceled | Disposal | — | 1,000 | 7,673–7,679 | Feb 6, 1979 |
| Hilbrich-Sellers #6 U | American Exploration Company | Canceled | Disposal | — | 1,000 | 7,602–7,606 | Jun 17, 1982 |
| Matula, Ella #1A | Phillip, David Martin | Canceled | Disposal | — | 1,000 | 4,021–4,026 | Feb 24, 1987 |
| Henderson, Garret #3D | Howell, David | Canceled | Disposal | — | 1,000 | 1,450–1,650 | Mar 11, 1992 |
| Urbanczyk, L. et Al #2 | Dewbre Petroleum Corporation | Canceled | Disposal | — | 1,000 | 5,680–5,720 | Oct 17, 1985 |
| Gibson, H. B. #4 | Headington Oil Company | Canceled | Disposal | — | 1,000 | 4,120–4,140 | Jan 26, 1968 |
| Berry #1 | Movac Service Co. of Alice | Canceled | Disposal | — | 1,000 | 3,100–6,740 | Aug 12, 1981 |
| Bertha Dittfurth #1 | Mobil Oil Corporation | Canceled | Disposal | — | 1,000 | 4,066–4,072 | Mar 6, 1967 |
| Bertha Dittfurth #2 | Mobil Oil Corporation | Canceled | Disposal | — | 1,000 | 4,045–4,050 | Mar 6, 1967 |
| Hackney SWD #1 | Tyner Exploration Inc | Canceled | Disposal | — | 900 | 3,450–3,950 | Jul 28, 1994 |
| Panna Maria SWD Sys. #1 #1 | Janssen, Wayne Allen Estate | Plugged | Disposal | — | 600 | 2,770–3,350 | Nov 21, 1967 |
| Butler B #2 | Sure Flow Oil & Gas, Inc. | Canceled | Disposal | — | 500 | 4,590–4,610 | May 3, 1989 |
| Wessendorf #2 | Crawford Hughes Operating Co. | Plugged | Disposal | — | 500 | 3,200–3,500 | Mar 6, 2006 |
| Belknap, W. P. #2 | Cox, Edwin L. | Canceled | Disposal | — | 500 | 6,571–6,586 | Aug 23, 1971 |
| Hinze, August #2 | Leggett, K. R. | Canceled | Disposal | — | 400 | 3,730–4,300 | Apr 24, 1970 |
| Mudd, O. A. #1D | Staples, Tommy Oil Co. | Canceled | Disposal | — | 325 | 1,300–1,330 | Jul 3, 1973 |
| Adeline Weddington #1WD | Crimson Exploration Oper., Inc. | Plugged | Disposal | — | 300 | 6,659–6,726 | Apr 13, 1964 |
| Schorre, A. & L. O. #3 | Edinger Inc. | Canceled | Disposal | — | 250 | 4,062–4,070 | Dec 19, 1968 |
| — #3 | Walraven, M. L., Jr. | Canceled | Disposal | — | 200 | 4,048–4,052 | Oct 30, 1972 |
| Sellers, J. P. et Al #2 | Rio Bravo Oil Company | Canceled | Disposal | — | 50 | 4,134–4,164 | Jan 13, 1981 |
| Lyons, Annie Lee #2 | Chilton Energy | Canceled | Disposal | — | — | 3,940 | — |
| Lyons, Annie Lee #9 | Amoco Production Company | Canceled | Disposal | — | — | 3,400 | — |
| Overby, C. J. #9 | Amoco Production Company | Canceled | Disposal | — | — | 6,528 | — |
| Wolters, M. E. #1 | H-M Oil Company | Plugged | Enhanced recovery | — | — | — | — |
| Falls City Unit #1318 | Petro Resources, Inc. | Canceled | Disposal | — | — | — | — |
| Rzeppa, Julia #1 | Texaco Inc. | Canceled | Disposal | — | — | 725 | — |
| Gauntt, Ruby #2 | One Tec Operating, LLC | Plugged | Disposal | — | — | 3,556–3,664 | Nov 16, 1972 |
| Jaskinia, John #1 | Seaboard Engineering Co., Inc. | Canceled | Disposal | — | — | — | — |
| New Pettus Unit #1P | Pearl, Bill H. Productions, Inc. | Canceled | Enhanced recovery | — | — | — | — |
| New Pettus Unit #3P | Pearl, Bill H. Productions, Inc. | Canceled | Enhanced recovery | — | — | — | — |
| New Pettus Unit #5P | Hunter Petroleum Inc. | Canceled | Enhanced recovery | — | — | — | — |
| New Pettus Unit #14P | Hunter Petroleum Inc. | Canceled | Enhanced recovery | — | — | — | — |
| Wood, E. L. #5 | Marino, Charles B. | Canceled | Disposal | — | — | 4,145 | — |
| Dziuk, Anton #1 | Falls City Energy Corporation | Plugged | Disposal | — | — | — | — |
| Moczygemba, V. T. #4 | Petro Resources, Inc. | Canceled | Disposal | — | — | 1,600–1,680 | Mar 12, 1982 |
| Centex #1 | Centex Market Center, L.P. | Canceled | Storage | — | — | 4,200–4,470 | — |
| Centex #2 | Centex Market Center, L.P. | Canceled | Storage | — | — | 4,200–4,470 | — |
| Centex #3 | Centex Market Center, L.P. | Canceled | Storage | — | — | 4,200–4,470 | — |
| Centex #4 | Centex Market Center, L.P. | Canceled | Storage | — | — | 4,200–4,470 | — |
| Centex #5 | Centex Market Center, L.P. | Canceled | Storage | — | — | 4,200–4,470 | — |
| Belknap, W. P. #1 | Pan American Petroleum Corp. | Canceled | Disposal | — | — | 6,670–6,700 | Mar 3, 1966 |
| Thomas Baker #2 | Huber, J. M., Corporation | Canceled | Disposal | — | — | 6,760–6,783 | Dec 17, 1969 |
| Cheslyn Unit #4 | EOG Resources, Inc. | Canceled | Enhanced recovery | — | — | 10,476–10,786 | Nov 7, 2016 |
| Drees A-179 #9HI | Murphy Expl. & Prod. Co. - USA | Canceled | Enhanced recovery | — | — | 11,693–11,878 | Mar 4, 2020 |
| Drees A-179 #7HI | Murphy Expl. & Prod. Co. - USA | Canceled | Enhanced recovery | — | — | 11,405–11,875 | Mar 4, 2020 |
| Leo Frank Unit A #2 | Burlington Resources O & G Co LP | Canceled | Enhanced recovery | — | — | 11,199–11,583 | Jan 11, 2022 |
| Leo Frank Unit A #3 | Burlington Resources O & G Co LP | Canceled | Enhanced recovery | — | — | 11,124–11,505 | Jan 11, 2022 |
| Leo Frank Unit A #5 | Burlington Resources O & G Co LP | Canceled | Enhanced recovery | — | — | 11,252–11,617 | Jan 11, 2022 |
| Leo Frank Unit A #5 | Burlington Resources O & G Co LP | Canceled | Enhanced recovery | — | — | 11,334–11,562 | Jan 11, 2022 |
| Leo Frank Unit A #6 | Burlington Resources O & G Co LP | Canceled | Enhanced recovery | — | — | 11,245–11,657 | Jan 11, 2022 |
| Leo Frank Unit A #7 | Burlington Resources O & G Co LP | Canceled | Enhanced recovery | — | — | 11,106–11,604 | Jan 11, 2022 |
Latest disposal drilling permits
W-1 drilling permits in the county tagged as produced-water disposal.
| Issued | Permit | Operator | Lease / well |
|---|---|---|---|
| Dec 9, 2024 | 904477 | Advantek Waste Mgmt Services LLC | Reed SWD #2 25538209 |
| May 13, 2024 | 899598 | US Ecology Karnes Cnty Disp, LLC | RSG Karnes SWD #1 25538074 |
| Oct 7, 2021 | 871274 | BPX Midstream LLC | Karnes SWD #1 25537221 |
| Oct 28, 2019 | 858301 | Marathon Oil EF LLC | SSL SWD #2 25536657 |
| Feb 22, 2019 | 850148 | High Roller Wells, L.L.C. | Blue SWD #1 25536338 |
| Jan 25, 2019 | 849140 | High Roller Wells, L.L.C. | White SWD #1 25536313 |
| Sep 28, 2018 | 845169 | Nelson, James L. | Karnes SWD #2 25536161 |
| Dec 22, 2014 | 802054 | Marathon Oil EF LLC | South Sugarloaf SWD #1 25534439 |
| Dec 22, 2014 | 802054 | Marathon Oil EF LLC | South Sugarloaf SWD #1 25534439 |
| Sep 10, 2014 | 795093 | Enaqua Solutions, LLC | Cat-Kenedy SWD #1 25532604 |
About this data
RRC UIC well master and H-10 injection reports, settled through Jun 2025; TexNet daily injection for Aug 2026; disposal permit tags from Petrora's sector classifier.
Developers: this page as JSON is GET /v1/data/water/tx/karnes, documented in the API reference.