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) |
|---|---|---|---|---|---|---|---|
| Plugged | TALBOT #2 | 42-227-02471 | RODERICK OIL CO | Injection | 150 | -- | 3,141–3,149 |
| Plugged | CONRAD #3D | 42-227-00128 | DINERO OPER CO | Disposal | 105 | -- | 2,285–3,850 |
| Plugged | EDWARDS, M. M., -D- #1 | 42-227-03733 | DORLAND, D. L | UIC | 100 | -- | 2,600–2,635 |
| Plugged | O'DANIEL #3W | 42-227-33585 | PENERGY | Injection | 100 | -- | 2,090–2,114 |
| Cancelled | CLAY, H. R. #4A | 42-227-00000 | CONOCO INC | UIC | 100 | -- | 1,410–1,450 |
| Plugged | ST. LOUIE #2W | 42-227-03877 | SAHARA OPER CO | Injection | 100 | -- | 2,174–2,264 |
| Plugged | DOUTHIT -A- UNIT #3W | 42-227-01019 | WASH, ROBERT C | UIC | 100 | -- | 1,405–1,411 |
| Plugged | DOUTHIT -A- UNIT #2X | 42-227-02973 | WASH, ROBERT C. INC | Injection | 100 | -- | 1,301–1,344 |
| Plugged | SCOTT, W. T. #3 | 42-227-01885 | GUTHRIE, A. K. OPER CO | UIC | 100 | -- | 1,250–1,319 |
| Plugged | HEWITT #1A | 42-227-01646 | BRUNO, EARL R | Disposal | 90 | -- | 3,137–3,186 |
| Cancelled | CHALK -A- #7 | 42-227-30036 | ECHOLS, C. L. | UIC | 90 | -- | 1,250 |
| Plugged | CHERRY, E. F. #2D | 42-227-01660 | TANOS PROD, INC | UIC | 50 | -- | 3,070–3,100 |
| Plugged | GUTHRIE-STERLING #3D | 42-227-30198 | BETTIS, BOYLE & STOVALL | Disposal | 50 | -- | 2,263–5,318 |
| Plugged | READ, W. R. #3D | 42-227-10837 | TOMAHAWK PETROLEUM | UIC | 50 | -- | 2,593–2,758 |
| Cancelled | MURRAY A #2 | 42-227-01612 | TEXACO E & P INC | UIC | 40 | -- | 2,354–2,880 |
| Plugged | SNYDER, B. S. #3D | 42-227-02923 | LAKEWOOD OPER, LTD | Disposal | 40 | -- | 2,139–2,191 |
| Cancelled | JONES, PERCY -A- #14 | 42-227-10849 | SOUTHWEST ROYALTIES, INC | Injection | 10 | -- | 2,500–2,650 |
| Plugged | SETTLES, W. R. #4 | 42-227-03526 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 6 | -- | 1,410–1,430 |
| Cancelled | CHALK, SLOAN #17C | 42-227-30346 | SUPERIOR OIL CO, THE | Injection | 0 | -- | -- |
| Plugged | READ #4D | 42-227-03619 | SPECK'S OIL CO. | UIC | 0 | -- | -- |
| Plugged | OWEN-CHALK #5W | 42-227-02122 | SUPERIOR OIL CO, THE | Injection | 0 | -- | -- |
| Plugged | CHALK, MARY #32W | 42-227-30450 | SUPERIOR OIL CO, THE | Injection | 0 | -- | -- |
| Plugged | CHALK, MARY #4W | 42-227-02144 | SUPERIOR OIL CO, THE | Injection | 0 | -- | -- |
| Plugged | CHALK, G. O. -G- #1W | 42-227-02321 | SUPERIOR OIL CO, THE | Injection | 0 | -- | -- |
| Plugged | KLOH #7D | 42-227-02668 | MARATHON OIL CO | UIC | 0 | -- | -- |
| Plugged | CURRIE, W. B. #4W | 42-227-00942 | JACO OIL CO., INC. | Injection | 0 | -- | -- |
| Plugged | SETTLES, W. R. -A- #2W | 42-227-01536 | HOWARD, STEPHEN B. | UIC | 0 | -- | -- |
| Plugged | HYMAN -C- #7W | 42-227-02306 | HARDING WELL SERVICE CO | Injection | 0 | -- | -- |
| Plugged | HYMAN #5W | 42-227-03832 | FOSTER, W.P | Injection | 0 | -- | -- |
| Plugged | DENMAN, L. C., -C- #9W | 42-227-00919 | ZZRON INC. | UIC | 0 | -- | -- |
| Plugged | ECHOLS, CORA LEE, MRS., -B- #7W | 42-227-31774 | CITATION OIL & GAS CORP | Injection | 0 | -- | -- |
| Plugged | ECHOLS, CORA LEE, MRS., -A- #23W | 42-227-31796 | CITATION OIL & GAS CORP | Injection | 0 | -- | -- |
| Plugged | BOWEN, ANNA #3D | 42-227-04128 | GUTHRIE, A. K. OPER CO | UIC | 0 | -- | -- |
| Plugged | BOWEN, ANNA #1D | 42-227-04117 | GUTHRIE, A. K. OPER CO | Injection | 0 | -- | -- |
| Plugged | CHALK, MARY #12W | 42-227-02003 | GUTHRIE, A. K. OPER CO | UIC | 0 | -- | -- |
| Plugged | SCOTT, W. T. #8D | 42-227-30019 | GUTHRIE, A. K. OPER CO | Injection | 0 | -- | -- |
| Cancelled | ROBERTS, DORA, -A- #6 | 42-227-00000 | SOUTHLAND ROYALTY CO | Injection | 0 | -- | 3,500–4,500 |
| Plugged | KLOH-RUMSEY #6D | 42-227-00286 | FORSAN OIL CO | UIC | 0 | -- | 1,480 |
| Plugged | SETTLES,W.R. #2W | 42-227-01764 | YOUNGBLOOD, C. S. III | UIC | 0 | -- | -- |
| Plugged | O'DANIEL, B. S. -B- #18W | 42-227-10301 | WF CO, LTD | UIC | 0 | -- | -- |
| Cancelled | SNYDER, B. S. -E- #8W | 42-227-00000 | BARRANCA OIL, LTD | UIC | 0 | -- | -- |
| Plugged | SNYDER, B. S. -E- #36W | 42-227-10706 | BARRANCA OIL, LTD | UIC | 0 | -- | -- |
| Plugged | O'DANIEL, B. S. -C- #20W | 42-227-10683 | BARRANCA OIL, LTD | UIC | 0 | -- | -- |
| Plugged | JONES, PERCY -A- #4AD | 42-227-01874 | NORTHWEST OIL CO | UIC | 0 | -- | -- |
| Plugged | FOSTER, W. L. 5 #6W | 42-227-03988 | TEXACO E & P INC | Injection | 0 | -- | -- |
| Plugged | ROBERTS,DORA,WHITEHORSE W.F. #19 | 42-227-00058 | AMERADA HESS CORP | UIC | 0 | -- | -- |
| Cancelled | ROBERTS,DORA,WHITEHORSE W.F. #20 | 42-227-00059 | AMERADA HESS CORP | UIC | 0 | -- | -- |
| Cancelled | ROBERTS,DORA,WHITEHORSE W.F. #25 | 42-227-00064 | AMERADA HESS CORP | UIC | 0 | -- | -- |
| Plugged | ROBERTS, DORA #26 | 42-227-00065 | AMERADA HESS CORP | UIC | 0 | -- | -- |
| Plugged | ROBERTS,DORA,WHITEHORSE W.F. #33 | 42-227-00039 | AMERADA HESS CORP | UIC | 0 | -- | -- |
| Plugged | DAVIS, J. P. HEIRS -B- #12T | 42-227-10170 | BAYLOR OPER, LLC | UIC | 0 | -- | -- |
| Plugged | EAST VEALMOOR UNIT #61 | 42-227-00114 | YOUNGBLOOD, C. S. III | UIC | 0 | -- | -- |
| Plugged | CHALK -A- #4W | 42-227-02480 | CALLEY, BOB | UIC | 0 | -- | -- |
| Plugged | DOUTHIT, MARY -A- #2W | 42-227-01018 | DUNCAN DRILLING CO | UIC | 0 | -- | 1,296 |
| Plugged | DOUTHIT, MARY E. #4W | 42-227-01021 | DUNCAN DRILLING CO | UIC | 0 | -- | -- |
| Plugged | ROBERTS, DORA #18D | 42-227-02904 | DEKALB ENGY CO | UIC | 0 | -- | -- |
| Plugged | ROBERTS, DORA #2D | 42-227-04276 | SANCHEZ-O'BRIEN OIL & GAS CORP | Disposal | 0 | -- | 3,133–3,469 |
| Plugged | DOUTHIT G #1D | 42-227-30236 | SANDSTONE OIL & GAS | Injection | 0 | -- | -- |
| Plugged | CHALK -A- #2 | 42-227-02280 | WOOD, MCSHANE & THAMS | UIC | 0 | -- | 1,412–1,889 |
| Plugged | CHALK -A- #6W | 42-227-02284 | WOOD, MCSHANE & THAMS | UIC | 0 | -- | -- |
| Plugged | CLAY, H. R. -B- #3D | 42-227-00072 | DORLAND, D. L | Injection | 0 | -- | -- |
| Plugged | SCOTT, JOHN #6 | 42-227-02898 | EGI, INC. | UIC | 0 | -- | -- |
| Plugged | REED -A- #3X | 42-227-00000 | CONOCO INC | UIC | 0 | -- | -- |
| Cancelled | DENMAN, L. C. -B- #6W | 42-227-00000 | AMERICAN EXPL CO | UIC | 0 | -- | -- |
| Plugged | CLAY, H. R. #10W | 42-227-10673 | DONOVAN INVESTMENT CO | Injection | 0 | -- | -- |
| Cancelled | CLAY, H. R. #5 | 42-227-00360 | DONOVAN INVESTMENT CO | Injection | 0 | -- | -- |
| Plugged | SETTLES-YATES UNIT #77W | 42-227-00540 | CONOCO INC | UIC | 0 | -- | -- |
| Plugged | READ, W. R. #6W | 42-227-20230 | GUTHRIE, A. K. OPER CO | Injection | 0 | -- | -- |
| Cancelled | HYMAN -E- #1W | 42-227-01621 | FOSTER, W.P | UIC | 0 | -- | -- |
| Plugged | STOCKTON, W. E. -B- #1D | 42-227-00135 | GUTHRIE, A. K. OPER CO | Injection | 0 | -- | -- |
| Plugged | SETTLES-YATES UNIT #29W | 42-227-00578 | CONOCO INC | UIC | 0 | -- | -- |
| Cancelled | REED -B- #7 | 42-227-02887 | CONOCO INC | UIC | 0 | -- | 2,272–2,470 |
| Plugged | JONES, PERCY #35W | 42-227-20228 | COASTAL OIL & GAS CORP | UIC | 0 | -- | -- |
| Plugged | JONES, PERCY #34W | 42-227-10434 | COASTAL OIL & GAS CORP | UIC | 0 | -- | -- |
| Plugged | JONES, PERCY #27W | 42-227-10192 | COASTAL OIL & GAS CORP | UIC | 0 | -- | -- |
| Plugged | SCOTT, JOHN #7W | 42-227-02930 | CENTENNIAL ENERGY CORP. | UIC | 0 | -- | -- |
| Plugged | REED -A- #7W | 42-227-02885 | CONOCO INC | UIC | 0 | -- | -- |
| Plugged | FOSTER, W. L. #1 #34W | 42-227-03185 | TEXACO E & P INC | Injection | 0 | -- | -- |
| Plugged | DOUTHIT, E. W., -DE- #9W | 42-227-30424 | MERIT ENGY CO | Injection | 0 | -- | -- |
| Plugged | CHALK, G. O. #28W | 42-227-30516 | WOOD, MCSHANE & THAMS | UIC | 0 | -- | -- |
| Plugged | CLAY #1W | 42-227-10864 | WOOD, MCSHANE & THAMS | Injection | 0 | -- | 2,233 |
| Cancelled | CHALK, G. O. -G- #1 | 42-227-00000 | SUPERIOR OIL CO, THE | UIC | 0 | -- | 1,580–1,592 |
| Cancelled | DOUTHIT -B- #5 | 42-227-00000 | WASH, ROBERT C | UIC | 0 | -- | -- |
| Cancelled | DOUTHIT -B- #10 | 42-227-00000 | WASH, ROBERT C | UIC | 0 | -- | -- |
| Plugged | ABRAMS #1 | 42-227-00935 | WALSH & WATTS, INC | 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 |
| Cancelled | SETTLES, W. R. -A- #47 | 42-227-00678 | CONOCO INC | 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 | CHALK, OTIS #30LW | 42-227-10872 | UNION OIL CO OF CALIFORNIA | Injection | 0 | -- | -- |
| Plugged | KLOH ETAL #5 | 42-227-00419 | CONOCO INC | UIC | 0 | -- | -- |
| Cancelled | KLOH ETAL #3 | 42-227-00521 | CONOCO INC | UIC | 0 | -- | 2,135–2,396 |
| Cancelled | M. H. O'DANIEL # 12 #9 | 42-227-00000 | DORLAND, D. L | UIC | 0 | -- | -- |
| Plugged | ODANIEL -B- #13 | 42-227-10216 | DORLAND, D. L | UIC | 0 | -- | -- |
| Plugged | -- #2 | 42-227-00042 | AMERADA HESS CORP | UIC | 0 | -- | -- |
| Plugged | -- #9 | 42-227-00048 | AMERADA HESS CORP | UIC | 0 | -- | -- |
| Plugged | CLAY, H. R. -A- #36W | 42-227-20064 | 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 | -- | -- |
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.