Saltwater Disposal Wells in Atascosa County
Complete UIC injection & disposal well inventory from RRC permits, with reported H-10 volumes.
Active Wells
85
Permitted Capacity
522,435 bbl/d
Injected 12mo (thru 2025-06)
31.9M bbl
UIC Permits All Time
532
Earthquakes in Atascosa County → seismicity & the disposal link, from TexNet
| STATUS | LEASE / WELL | API | OPERATOR | TYPE | PERMITTED BBL/D | INJECTED 12MO | ZONE (FT) |
|---|---|---|---|---|---|---|---|
| Active | RSI ATASCOSA SWD #1 | 42-013-34501 | SOUTH TEXAS OILFIELD SOL, LLC | Disposal | 25,000 | 4.3M | 5,500–6,150 |
| Active | GEROLD SWD #1 | 42-013-34700 | PILOT WATER SOLUTIONS SWD LLC | Disposal | 25,000 | 3.8M | 5,650–6,650 |
| Active | HENRY, G. W. -B- #10 | 42-013-34536 | SOUTH TEXAS OILFIELD SOL, LLC | Injection | 20,000 | 3.6M | 4,800–6,000 |
| Active | FF FASHING SWD #1A | 42-013-34778 | EVX OPER LLC | Disposal | 25,000 | 3.5M | 6,000–6,600 |
| Active | LAYLA SWD #1 | 42-013-35499 | GOODNIGHT MIDSTREAM PERMIAN, LLC | Disposal | 24,000 | 2.9M | 8,800–9,500 |
| Active | RSI ATASCOSA SWD #2 | 42-013-35695 | SOUTH TEXAS OILFIELD SOL, LLC | Disposal | 20,000 | 2.8M | 5,500–6,150 |
| Active | SCHUMANN ET AL GAS UNIT 3 SWD #2 | 42-013-34160 | XTO ENGY INC | Disposal | 10,000 | 1.7M | 6,030–6,550 |
| Active | RICHTER,H. E. #2 | 42-013-31029 | J & D LOGISTICS INC | Disposal | 25,000 | 1.7M | 6,304–6,560 |
| Active | GOSSETT, JO LE #1 | 42-013-33913 | JWO ENERGY, LLC | Injection | 6,000 | 1.5M | 7,607–7,619 |
| Active | PRUITT, E.J. #57 | 42-013-32522 | J.P. OIL COMPANY, INC. | Injection | 4,000 | 619,210 | 6,918–7,135 |
| Active | ATASCOSA SWD #3 | 42-013-35840 | MILESTONE ENVIRO SERVICES, LLC | Disposal | 10,000 | 546,267 | 5,850–6,800 |
| Active | SAGE GEOSYSTEMS SMECI #1 | 42-013-36202 | SAGE GEOSYSTEMS INC | UIC | 70,000 | 460,199 | 9,133–9,496 |
| Active | SANDEEN, JOHN #3 | 42-013-01867 | TRAILBLAZER ENGY RES,LLC | Injection | 2,500 | 445,047 | 7,235–7,281 |
| Active | JEANES SWD #1 | 42-013-35626 | VALENCE OPER CO | Disposal | 12,000 | 432,325 | 9,500–10,800 |
| Active | NORTH CHARLOTTE #1 | 42-013-34750 | FIELD PETRO CORP | Disposal | 25,000 | 354,675 | 7,600–8,500 |
| Active | PRUITT, E. J. #58 | 42-013-32989 | J.P. OIL COMPANY, INC. | Injection | 4,000 | 309,603 | 6,981–7,040 |
| Active | PRUITT, E. J. #6 | 42-013-02388 | J.P. OIL COMPANY, INC. | Injection | 3,000 | 309,603 | 6,682–6,940 |
| Active | SANDEEN, JOHN #6 | 42-013-33186 | TRAILBLAZER ENGY RES,LLC | Injection | 5,000 | 271,120 | 7,450–7,650 |
| Active | DAVIS, M. M. -B- #12 | 42-013-02806 | WEN-BE | Injection | 1,200 | 269,545 | 5,032–5,110 |
| Active | NIXON, B. K. -B- #4 | 42-013-02809 | WEN-BE | Injection | 500 | 236,485 | 5,147–5,250 |
| Active | MCBRIDE, A. K. #8 | 42-013-02753 | WEN-BE | Injection | 500 | 230,113 | 5,085–5,176 |
| Active | COWARD, H. H. #5 | 42-013-01908 | PEARL, BILL H. PRODUCTIONS, INC | Injection | 3,000 | 204,900 | 7,550–7,610 |
| Active | HENRY, G. W. -B- #7 | 42-013-33899 | SOUTH TEXAS OILFIELD SOL, LLC | Injection | 20,000 | 191,316 | 4,900–5,600 |
| Active | CHARLOTTE WATERFLOOD UNIT NO. 3 #2 | 42-013-02749 | WEN-BE | Injection | 1,200 | 187,342 | 5,087–5,143 |
| Active | CLEMENT, W. W. #2 | 42-013-02149 | WEN-BE | Injection | 500 | 122,494 | 5,075–5,160 |
| Active | L.S.U. FERRY #5 | 42-013-34088 | RICKAWAY ENGY, CORP | Disposal | 1,000 | 113,790 | 8,108–8,126 |
| Active | POUND, W. E. #4 | 42-013-80857 | WEN-BE | Injection | 1,200 | 88,621 | 5,015–5,135 |
| Active | SASSER, STUART -A- #2 | 42-013-32461 | RICKAWAY ENGY, CORP | Injection | 1,275 | 87,208 | 7,465–7,490 |
| Active | NIXON, B. K. -B- #7 | 42-013-02812 | WEN-BE | Injection | 500 | 84,215 | 5,132–5,225 |
| Active | BUTTS & SAWYER #1SW | 42-013-31953 | MAZCO ENGY LLC | Injection | 1,200 | 68,970 | 5,520–8,130 |
| Active | PEELER #2A | 42-013-34305 | RICKAWAY ENGY, CORP | Injection | 10,000 | 64,104 | 4,950–5,873 |
| Active | TROELL, C. T. #4 | 42-013-01089 | MAZCO ENGY LLC | Disposal | 3,000 | 48,433 | 690–830 |
| Active | TROELL, C. T. #7 | 42-013-01085 | MAZCO ENGY LLC | Disposal | 2,200 | 48,433 | 570–693 |
| Active | KINSEL "B" #1 | 42-013-34129 | FLAT TOP OPERATING, LLC | Disposal | 600 | 43,790 | 5,390–5,460 |
| Active | DAVIS, M. M. -B- #2 | 42-013-02797 | WEN-BE | Injection | 500 | 33,965 | 5,084–5,195 |
| Active | JOHNSON, W. R. #7 | 42-013-02165 | WEN-BE | Injection | 500 | 33,395 | 5,054–5,155 |
| Active | CHYLEK, E.M. #23 | 42-013-02365 | WEN-BE | Injection | 500 | 30,025 | 5,094–5,177 |
| Active | MCBRIDE, A. K. #33 | 42-013-03066 | WEN-BE | Injection | 0 | 29,900 | 5,077 |
| Active | NICHOLS-THOMPSON #1 | 42-013-31946 | PRESSLY OIL INTEREST, INC | Injection | 400 | 27,448 | 2,359–2,371 |
| Active | CHARLOTTE WATERFLOOD UNIT NO. 4 #16 | 42-013-02789 | WEN-BE | UIC | 265 | 27,068 | 5,142–5,179 |
| Active | DAVIS, M. M. -B- #17 | 42-013-30018 | WEN-BE | Injection | 500 | 21,045 | 5,029–5,074 |
| Active | MH PLEASANTON SWD #1 | 42-013-34718 | TRU-RESOURCES, LLC | Disposal | 25,000 | 18,330 | 8,200–9,000 |
| Active | WINTERS, ALYSE #5 | 42-013-80207 | PEARL, BILL H. PRODUCTIONS, INC | Injection | 150 | 15,100 | 4,220–4,864 |
| Active | YANCY SWD #3D | 42-013-34078 | BRITANCO, L.L.C | Disposal | 10,000 | 7,814 | 5,730–6,500 |
| Active | PRUITT, E. J. -E- #37 | 42-013-02691 | MAZCO ENGY LLC | Injection | 130 | 3,556 | 5,003–5,040 |
| Active | J.L. GATES #5 | 42-013-02079 | LP OPER, LLC | UIC | 400 | 1,375 | 5,203–5,275 |
| Active | MCLEAN, MARRS #1 | 42-013-02848 | LP OPER, LLC | Injection | 400 | 1,200 | 5,180–5,267 |
| Active | LOVE, R. B. #2 | 42-013-02124 | LP OPER, LLC | UIC | 150 | 520 | 5,225–5,294 |
| Active | GOSSETT, JO LE #2 | 42-013-34460 | JWO ENERGY, LLC | Injection | 15,000 | 210 | 7,570–7,900 |
| Active | W.E. STAPP #1R | 42-013-34348 | JWO ENERGY, LLC | Injection | 25,000 | 185 | 8,356–8,500 |
| Active | REESE SWD #1 | 42-013-34459 | R360 ENV SOLUTIONS OF TX, LLC | Injection | 25,000 | -- | 5,430–8,100 |
| Active | HIRSCH SWD #1 | 42-013-34443 | TD NATURAL RESOURCES LLC | Disposal | 20,000 | -- | 6,500–9,700 |
| Active | HENRY, GEO #2AD | 42-013-33860 | GN&J LLC | Injection | 10,000 | -- | 4,800–5,400 |
| Active | ATASCOSA SWD #2 | 42-013-35468 | MILESTONE ENVIRO SERVICES, LLC | Disposal | 10,000 | -- | 5,850–6,800 |
| Active | PEELER #5 | 42-013-34185 | BUCCANEER OPER LLC | Injection | 2,500 | -- | 4,700–5,400 |
| Active | DICKE #3 | 42-013-34173 | BUCCANEER OPER LLC | Injection | 1,000 | -- | 5,020–5,350 |
| Active | MCBRIDE, A. K. #9 | 42-013-02754 | WEN-BE | Injection | 500 | -- | 5,086–5,190 |
| Active | DAVIS, M. M. -B- #13 | 42-013-02807 | WEN-BE | Injection | 500 | -- | 5,011–5,080 |
| Active | CHYLEK, E.M. #4 | 42-013-02112 | WEN-BE | Injection | 500 | -- | 5,122–5,130 |
| Active | CLEMENT, W. W. #5 | 42-013-02384 | WEN-BE | Injection | 500 | -- | 5,065–5,141 |
| Active | CHYLEK, E.M. #5 | 42-013-02414 | WEN-BE | Injection | 500 | -- | 5,090–5,175 |
| Active | CHYLEK, E.M. #7 | 42-013-02161 | WEN-BE | Injection | 500 | -- | 5,060–5,150 |
| Active | DAVIS, M. M. -B- #7 | 42-013-02801 | WEN-BE | Injection | 500 | -- | 5,017–5,096 |
| Active | JOHNSON, W. R. #9 | 42-013-02167 | WEN-BE | Injection | 500 | -- | 5,060–5,174 |
| Active | MCBRIDE, A. K. #14 | 42-013-02759 | WEN-BE | Injection | 500 | -- | 5,065–5,165 |
| Active | MCBRIDE, A. K. #6 | 42-013-02155 | WEN-BE | Injection | 500 | -- | 5,097–5,185 |
| Active | MCBRIDE, A. K. #4 | 42-013-02396 | WEN-BE | UIC | 500 | -- | 4,994–5,079 |
| Active | CHYLEK, E.M. #16 | 42-013-02109 | WEN-BE | Injection | 500 | -- | 5,061–5,150 |
| Active | NIXON, B. K. -B- #15 | 42-013-02817 | WEN-BE | Injection | 500 | -- | 5,038–5,160 |
| Active | MCBRIDE, A. K. #26 | 42-013-80509 | WEN-BE | UIC | 500 | -- | 5,032–5,103 |
| Active | MCBRIDE, A. K. #23 | 42-013-02767 | WEN-BE | Injection | 500 | -- | 5,018–5,093 |
| Active | CHYLEK, E.M. #17 | 42-013-02115 | WEN-BE | Injection | 500 | -- | 5,060–5,160 |
| Active | MCBRIDE, A. K. #19 | 42-013-02763 | WEN-BE | Injection | 500 | -- | 5,032–5,104 |
| Active | MCBRIDE, A. K. #15 | 42-013-80504 | WEN-BE | Injection | 500 | -- | 5,030–5,145 |
| Active | MCBRIDE, A. K. #11 | 42-013-02756 | WEN-BE | Injection | 500 | -- | 5,025–5,115 |
| Active | WILLIAMS, MARY ISABELLA -A- #5A | 42-013-30935 | AARONMARK SERVICES, LLC | Injection | 500 | -- | 5,397–5,402 |
| Active | JOHNSON, W. R. #1 | 42-013-02170 | WEN-BE | Injection | 500 | -- | 4,988–5,060 |
| Active | CHYLEK, E.M. #3 | 42-013-02263 | WEN-BE | Injection | 300 | -- | 5,100–5,268 |
| Active | NIXON, B. K. -B- #23 | 42-013-30021 | WEN-BE | Injection | 300 | -- | 5,098–5,174 |
| Active | CHARLOTTE WATERFLOOD UNIT NO. 4 #1 | 42-013-02190 | WEN-BE | Injection | 265 | -- | 5,106–5,187 |
| Active | CHARLOTTE WATERFLOOD UNIT NO. 4 #9 | 42-013-02394 | WEN-BE | UIC | 0 | -- | -- |
| Active | FINCH, C. E. #2 | 42-013-02718 | MAVERICK ENGY GROUP, INC | Injection | 300 | -- | 5,011–5,032 |
| Active | MCCARTY RANCH C #613H | 42-013-35490 | CRESCENT ENGY OPER, LLC | Injection | 0 | -- | 8,462–8,575 |
| Active | GUAJILLO EAST #71H | 42-013-34927 | MARATHON OIL EF LLC | Injection | 0 | -- | 10,427–11,129 |
| Active | MCCARTY RANCH C #614H | 42-013-35491 | CRESCENT ENGY OPER, LLC | Injection | 0 | -- | 8,477–8,587 |
| Plugged | TARTT, EMMA ET AL #2D | 42-013-00760 | XTO ENGY INC | Disposal | 4,000 | 75 | 6,075–6,576 |
| Plugged | TOM "A" #5 | 42-013-03128 | CAPITAL STAR OIL & GAS, INC | Disposal | 11,000 | -- | 5,850–6,400 |
| Cancelled | RUPLE FARMS 1217 #1 W | 42-013-33970 | ACTIVA RES, LLC | Injection | 10,000 | -- | 5,423–6,100 |
| Inactive | ATASCOSA SWD #4 | 42-013-00000 | MILESTONE ENVIRO SERVICES, LLC | Disposal | 10,000 | -- | 5,850–6,800 |
| Inactive | NIXON, B. K. -B- #25 | 42-013-31107 | WEN-BE | Injection | 500 | -- | 5,112–5,207 |
| Cancelled | GUAJILLO EAST #8I | 42-013-35258 | MARATHON OIL EF LLC | Injection | 0 | -- | 10,645–11,299 |
| Cancelled | GUAJILLO EAST #17I | 42-013-34928 | MARATHON OIL EF LLC | Injection | 0 | -- | 10,518–11,132 |
| Cancelled | GUAJILLO EAST #12I | 42-013-35261 | MARATHON OIL EF LLC | Injection | 0 | -- | 10,632–11,305 |
| Cancelled | GUAJILLO EAST #62I | 42-013-34982 | MARATHON OIL EF LLC | Injection | 0 | -- | 10,506–11,206 |
| Cancelled | GUAJILLO EAST #19I | 42-013-34929 | MARATHON OIL EF LLC | Injection | 0 | -- | 10,542–11,142 |
| Cancelled | GUAJILLO EAST #13I | 42-013-34925 | MARATHON OIL EF LLC | Injection | 0 | -- | 10,594–11,124 |
| Cancelled | GUAJILLO EAST #15I | 42-013-34926 | MARATHON OIL EF LLC | Injection | 0 | -- | 10,505–11,131 |
| Cancelled | GUAJILLO EAST #6I | 42-013-34981 | MARATHON OIL EF LLC | Injection | 0 | -- | 10,539–11,196 |
| Cancelled | GUAJILLO EAST #64I | 42-013-34983 | MARATHON OIL EF LLC | Injection | 0 | -- | 10,536–11,207 |
| Plugged | FINCH, S.P. #7F | 42-013-02053 | DKD JOINT VENTURE | UIC | 70,000 | -- | 4,800–4,900 |
page 1 of 6 · 532 wells
Source: RRC UIC well master and H-10 injection filings. H-10s are annual filings on staggered anniversaries — injected volumes shown through 2025-06, the newest month with complete reporting; recent months are never estimated.