Saltwater Disposal Wells in Howard County
Complete UIC injection & disposal well inventory from RRC permits, with reported H-10 volumes.
Active Wells
1,180
Permitted Capacity
6.0M bbl/d
Injected 12mo (thru 2025-06)
488.6M bbl
UIC Permits All Time
3,068
Howard County produced-water market → capacity trends, top holders, permit velocity
Earthquakes in Howard County → seismicity & the disposal link, from TexNet
| STATUS | LEASE / WELL | API | OPERATOR | TYPE | PERMITTED BBL/D | INJECTED 12MO | ZONE (FT) |
|---|---|---|---|---|---|---|---|
| Cancelled | SNYDER, B. S. -E- #8W | 42-227-00000 | BARRANCA OIL, LTD | UIC | 0 | -- | -- |
| Plugged | CLAY #2W | 42-227-30728 | VISTA RES, INC. (A) | Injection | 0 | -- | 2,305 |
| Plugged | CHALK -A- #8W | 42-227-30738 | WOOD, MCSHANE & THAMS | Injection | 0 | -- | 1,594–2,330 |
| Plugged | O'DANIEL, B. S. -C- #20W | 42-227-10683 | BARRANCA OIL, LTD | UIC | 0 | -- | -- |
| Plugged | DODGE, GRANVILLE M., EST. #54 | 42-227-03320 | ARCO OIL & GAS CO.-SILSBEE | Injection | 0 | -- | -- |
| Cancelled | GUNN, FRANCES #23 | 42-227-00000 | TEXACO INC | Injection | 0 | -- | -- |
| Cancelled | ROBERTS, DORA, -A- #6 | 42-227-00000 | SOUTHLAND ROYALTY CO | Injection | 0 | -- | 3,500–4,500 |
| Plugged | 4-A #3W | 42-227-32665 | HALL OIL & GAS | Injection | 0 | -- | -- |
| Plugged | GUITAR #1 | 42-227-00000 | MELTON, JOE, DRLG. CO., INC | Injection | 0 | -- | -- |
| Cancelled | SETTLES -A- #8NG | 42-227-81853 | CITIES SERVICE OIL & GAS CORP | Disposal | 0 | -- | -- |
| Plugged | CLAY, H. R. -A- #36W | 42-227-20064 | CONOCO INC | UIC | 0 | -- | -- |
| Plugged | SETTLES -D- #7W | 42-227-10045 | OXY USA INC | UIC | 0 | -- | -- |
| Plugged | EAST VEALMOOR UNIT #6 | 42-227-03493 | YOUNGBLOOD, C. S. III | Injection | 0 | -- | -- |
| Cancelled | OVERTON, B. #1 | 42-227-02162 | CONOCO INC | Injection | 0 | -- | 2,100–2,520 |
| Plugged | SETTLES -D- #8W | 42-227-10046 | OXY USA INC | Injection | 0 | -- | -- |
| Plugged | DOUTHIT #21W | 42-227-02820 | COASTAL OIL & GAS CORP | UIC | 0 | -- | -- |
| Plugged | CLARK, NORMA JEAN ET AL #2 | 42-227-32535 | TAHOE OIL & CATTLE CO | Injection | 0 | -- | -- |
| Cancelled | SETTLES, W. R. -A- #47 | 42-227-00678 | CONOCO INC | UIC | 0 | -- | -- |
| Plugged | DOUTHIT #25W | 42-227-10182 | COASTAL OIL & GAS CORP | UIC | 0 | -- | -- |
| Plugged | CHALK, OTIS #30LW | 42-227-10872 | UNION OIL CO OF CALIFORNIA | Injection | 0 | -- | -- |
| Cancelled | MYERS #3 | 42-227-32393 | FLAG-REDFERN OIL CO | Disposal | 0 | -- | 4,960–6,050 |
| Cancelled | KLOH ETAL #3 | 42-227-00521 | CONOCO INC | UIC | 0 | -- | 2,135–2,396 |
| Plugged | KLOH ETAL #5 | 42-227-00419 | CONOCO INC | UIC | 0 | -- | -- |
| Plugged | HYMAN -C- #10W | 42-227-03836 | HARDING WELL SERVICE CO | Injection | 0 | -- | -- |
| Plugged | WILSON, W. L. #3W | 42-227-00196 | K.M.A. OPERATING, INC. | Injection | 0 | -- | 7,644 |
| Plugged | DOUTHIT #28W | 42-227-10185 | COASTAL OIL & GAS CORP | UIC | 0 | -- | -- |
| Plugged | CHALK, G. O. #4D | 42-227-02316 | CONOCO INC | UIC | 0 | -- | 1,461 |
| Plugged | CHALK, G. O. #16D | 42-227-10346 | CONOCO INC | UIC | 0 | -- | 1,320 |
| Plugged | CLAY, H. R. #3D | 42-227-02210 | CONOCO INC | UIC | 0 | -- | -- |
| Plugged | STEWART YATES SAND UNIT #401W | 42-227-01888 | AMERADA HESS CORP | UIC | 0 | -- | -- |
| Plugged | STEWART YATES SAND UNIT #304W | 42-227-10003 | AMERADA HESS CORP | UIC | 0 | -- | -- |
| Plugged | STEWART YATES SAND UNIT #201W | 42-227-01046 | AMERADA HESS CORP | UIC | 0 | -- | -- |
| Plugged | ROBERTS, DORA YATES WATERFLOOD #8W | 42-227-00027 | AMERADA HESS CORP | UIC | 0 | -- | -- |
| Plugged | STEWART YATES SAND UNIT #115W | 42-227-00054 | AMERADA HESS CORP | UIC | 0 | -- | -- |
| Plugged | STEWART YATES SAND UNIT #109W | 42-227-00048 | AMERADA HESS CORP | UIC | 0 | -- | -- |
| Plugged | STEWART YATES SAND UNIT #102W | 42-227-00042 | AMERADA HESS CORP | UIC | 0 | -- | -- |
| Plugged | BELL, A. M. #14W | 42-227-03998 | TEXACO E & P INC | Injection | 0 | -- | -- |
| Plugged | BELL, A. M. #13W | 42-227-03999 | TEXACO E & P INC | Injection | 0 | -- | -- |
| Plugged | ROBERTS, DORA YATES WATERFLOOD #33W | 42-227-00039 | AMERADA HESS CORP | UIC | 0 | -- | -- |
| Plugged | SNYDER, B. S. -E- #36W | 42-227-10706 | BARRANCA OIL, LTD | UIC | 0 | -- | -- |
| Plugged | ROBERTS, DORA, B. D. & E. #281W | 42-227-80562 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 0 | -- | -- |
| Plugged | ROBERTS, DORA, B. D. & E. #282W | 42-227-80563 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 0 | -- | -- |
| Plugged | ROBERTS, DORA, B. D. & E. #284W | 42-227-03575 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 0 | -- | -- |
| Plugged | ROBERTS, DORA, B. D. & E. #283W | 42-227-80564 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 0 | -- | -- |
| Plugged | ROBERTS, DORA, B. D. & E. #280W | 42-227-80561 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 0 | -- | -- |
| Plugged | ROBERTS, DORA, B. D. & E. #326W | 42-227-04018 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 0 | -- | -- |
| Plugged | ROBERTS, DORA, B. D. & E. #336W | 42-227-04023 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 0 | -- | -- |
| Plugged | T. L. & M. CO. COOP. INJ. #4W | 42-227-30362 | CITATION OIL & GAS CORP | Injection | 0 | -- | -- |
| Plugged | ROBERTS, DORA, B. D. & E. #279W | 42-227-04035 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 0 | -- | -- |
| Plugged | ROBERTS, DORA, B. D. & E. #274W | 42-227-03611 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 0 | -- | -- |
| Plugged | ROBERTS, DORA, B. D. & E. #272W | 42-227-03215 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 0 | -- | -- |
| Plugged | ROBERTS, DORA, -E- #3A | 42-227-32946 | MIDLAND RES. OPER. CO., INC | Injection | 0 | -- | 2,840 |
| Cancelled | ROBERTS, DORA, B. D. & E. #4074 | 42-227-00000 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 0 | -- | 2,242 |
| Plugged | T. L. & M. CO. COOP. INJ. #2W | 42-227-30016 | CITATION OIL & GAS CORP | Injection | 0 | -- | -- |
| Cancelled | ROBERTS, DORA, B. D. & E. #234 | 42-227-80514 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 0 | -- | 2,357 |
| Cancelled | SPRAGUE -A- #8W | 42-227-00000 | HRUBETZ OPER CO | Injection | 0 | -- | 1,550 |
| Cancelled | CHALK, OTIS /EO/ #6 | 42-227-33547 | GRUY PETRO MANAGEMENT CO | Injection | 0 | -- | 1,700 |
| Cancelled | WARDER #36 | 42-227-30752 | SHERIDAN PROD CO, LLC | Injection | 0 | -- | 2,338–2,862 |
| Cancelled | WARDER #31W | 42-227-30599 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 0 | -- | 2,332–2,869 |
| Plugged | QUINN #4 | 42-227-32780 | CIRCLE H OIL COMPANY | Injection | 0 | -- | 3,152 |
| Plugged | ROBERTS, DORA #116YW | 42-227-33408 | WESTPORT OIL AND GAS CO, LP | Injection | 0 | -- | 1,300 |
| Plugged | ROBERTS, DORA, B. D. & E. #479W | 42-227-80606 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 0 | -- | -- |
| Plugged | ROBERTS, DORA, B. D. & E. #480W | 42-227-80607 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 0 | -- | -- |
| Plugged | ROBERTS, DORA, B. D. & E. #481TW | 42-227-10269 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 0 | -- | -- |
| Plugged | ROBERTS, DORA, B. D. & E. #485W | 42-227-80612 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 0 | -- | -- |
| Plugged | SETTLES, W. R. -B- #11 | 42-227-31062 | CONOCO INC | Injection | 0 | -- | 2,100 |
| Plugged | ROBERTS, DORA, B. D. & E. #487W | 42-227-03573 | SANCHEZ-O'BRIEN OIL & GAS CORP | UIC | 0 | -- | -- |
| Plugged | ROBERTS, DORA, B. D. & E. #489W | 42-227-80616 | SANCHEZ-O'BRIEN OIL & GAS CORP | UIC | 0 | -- | -- |
page 31 of 31 · 3,068 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.