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 | ROBERTS, DORA #115YW | 42-227-03212 | TEXACO E & P INC | Injection | 800 | -- | 1,312–1,360 |
| Plugged | FRAZIER, NELL ESTATE -C- #7 | 42-227-32311 | GRAHAM ROYALTY, LTD | Disposal | 800 | -- | 1,710–1,831 |
| Plugged | ROBERTS, DORA #114YW | 42-227-03211 | APC OPER PARTNERSHIP | Injection | 800 | -- | 1,318–1,381 |
| Plugged | CLAY, H. R. #24 | 42-227-30190 | CONOCO INC | UIC | 800 | -- | 2,294–2,513 |
| Plugged | CLAY, H. R.-A- #45W | 42-227-30174 | BREITBURN OPER L.P | UIC | 800 | -- | 2,212–2,470 |
| Cancelled | SNYDER, B. S. -D- #2879W | 42-227-00000 | LAKEWOOD OPER, LTD | Injection | 800 | -- | 2,550–3,050 |
| Cancelled | SNYDER, B. S. -D- #2896W | 42-227-00000 | LAKEWOOD OPER, LTD | Injection | 800 | -- | 2,550–3,050 |
| Cancelled | TXL, B. S. -C- #3316W | 42-227-00000 | MERIT ENGY CO | Injection | 800 | -- | 2,550–3,050 |
| Cancelled | SNYDER, B. S. -D- #28110W | 42-227-00000 | LAKEWOOD OPER, LTD | Injection | 800 | -- | 25,503–3,050 |
| Cancelled | SNYDER, B. S. -D- #28111W | 42-227-00000 | LAKEWOOD OPER, LTD | Injection | 800 | -- | 2,550–3,050 |
| Cancelled | SNYDER, B. S. -E- #2876W | 42-227-00000 | LAKEWOOD OPER, LTD | Injection | 800 | -- | 2,550–3,050 |
| Cancelled | SNYDER, SUSIE B. #2025W | 42-227-00000 | MERIT ENGY CO | Injection | 800 | -- | 2,500–3,000 |
| Cancelled | SNYDER, SUSIE B. #2032W | 42-227-00000 | MERIT ENGY CO | Injection | 800 | -- | 2,500–3,000 |
| Cancelled | TXL, B. S. -C- #3225 | 42-227-00000 | MERIT ENGY CO | Injection | 800 | -- | 2,550–3,050 |
| Plugged | CLAY, H. R.-E- #49 | 42-227-30169 | BREITBURN OPER L.P | UIC | 800 | -- | 2,256–2,455 |
| Plugged | CHALK, G. O. -G- #16W | 42-227-02140 | SUPERIOR OIL CO, THE | Injection | 800 | -- | 1,510–1,596 |
| Plugged | LANE, ROWENA #10W | 42-227-30459 | XOG OPER LLC | Injection | 800 | -- | 2,350–2,850 |
| Plugged | BELL, A. M. #29W | 42-227-31225 | ENERGEN RES CORP | Injection | 800 | -- | 2,400–2,900 |
| Cancelled | SNYDER, SUSIE B. #11 | 42-227-01519 | LAKEWOOD OPER, LTD | Injection | 800 | -- | 2,580–2,915 |
| Plugged | CHALK, OTIS #2201W | 42-227-10173 | UNION OIL CO OF CALIFORNIA | Injection | 800 | -- | 2,816–3,072 |
| Cancelled | SNYDER, SUSIE B. #2711W | 42-227-00000 | MERIT ENGY CO | Injection | 800 | -- | 2,550–3,050 |
| Cancelled | SNYDER, SUSIE B. #2712W | 42-227-00000 | MERIT ENGY CO | Injection | 800 | -- | 2,550–3,050 |
| Cancelled | SNYDER, SUSIE B. #2720W | 42-227-00000 | MERIT ENGY CO | Injection | 800 | -- | 2,550–3,050 |
| Cancelled | SNYDER, SUSIE B. #2729W | 42-227-00000 | MERIT ENGY CO | Injection | 800 | -- | 2,520–3,050 |
| Cancelled | SNYDER, SUSIE B. #27385W | 42-227-00000 | MERIT ENGY CO | Injection | 800 | -- | 2,550–3,050 |
| Plugged | TXL, B. S. -D- #3314W | 42-227-35528 | ROVER PETRO OPER, LLC | Injection | 800 | -- | 2,520–3,050 |
| Plugged | ROBERTS, DORA #203QW | 42-227-01480 | TEXACO E & P INC | Injection | 800 | -- | 1,772–1,852 |
| Plugged | ROBERTS, DORA #104QW | 42-227-03989 | KERR-MCGEE OIL & GAS ONSHORE LP | Injection | 800 | -- | 1,320–1,870 |
| Plugged | SNYDER, B. S. -A- #26W | 42-227-10353 | WF CO, LTD | UIC | 800 | -- | 2,581–2,790 |
| Plugged | BELL, A. M. #27RW | 42-227-31209 | TEXACO E & P INC | Injection | 800 | -- | 2,481–2,754 |
| Plugged | SNYDER, B. S. -A- #9W | 42-227-30864 | MERIT ENGY CO | Injection | 800 | -- | 2,500–3,700 |
| Plugged | TXL, B. S. -A- #37 | 42-227-10305 | LAKEWOOD OPER, LTD | Injection | 800 | -- | 2,041–2,762 |
| Plugged | DODGE ESTATE #1W | 42-227-20270 | CITATION OIL & GAS CORP | Injection | 800 | -- | 2,400–2,700 |
| Plugged | REED, W. N. & L. R. #1 | 42-227-02862 | CONOCO INC | Injection | 800 | -- | 1,400–3,300 |
| Plugged | REED, W. N. & L. R. #8 | 42-227-02888 | CONOCO INC | Injection | 800 | -- | 1,400–3,300 |
| Plugged | REED, W. N. & L. R. #12W | 42-227-02892 | CONOCOPHILLIPS CO | Injection | 800 | -- | 1,400–3,300 |
| Inactive | REED, W. N. & L. & R. #20R | 42-227-34476 | CITATION OIL & GAS CORP | Injection | 800 | -- | 1,400–3,300 |
| Plugged | REED, W. N. & L. & R. #22W | 42-227-34578 | CONOCOPHILLIPS CO | Injection | 800 | -- | 1,400–3,300 |
| Cancelled | SNYDER, B. S. -B- #2858W | 42-227-00000 | LAKEWOOD OPER, LTD | Injection | 800 | -- | 2,550–3,050 |
| Cancelled | TXL, B. S. -C- #3364W | 42-227-00000 | MERIT ENGY CO | Injection | 800 | -- | 2,550–3,050 |
| Cancelled | CHALK, OTIS #6W | 42-227-30310 | CHEVRON MIDCONTINENT, L.P | Injection | 800 | -- | 2,800–3,100 |
| Cancelled | COLE,W.S. #3 | 42-227-31538 | JUST OIL & GAS, INC | Disposal | 800 | -- | 2,498–2,948 |
| Plugged | CLAY, H. R. #2W | 42-227-20120 | PARKWAY PETRO, INC | UIC | 800 | -- | 1,746–1,822 |
| Cancelled | SNYDER -A- #2844W | 42-227-00000 | LAKEWOOD OPER, LTD | Injection | 800 | -- | 2,550–3,050 |
| Cancelled | SNYDER, B. S. -D- #2864W | 42-227-00000 | LAKEWOOD OPER, LTD | Injection | 800 | -- | 2,550–3,050 |
| Plugged | CHALK, OTIS #8W | 42-227-30340 | CHEVRON MIDCONTINENT, L.P | Injection | 800 | -- | 2,800–3,100 |
| Plugged | TXL, B. S. -A- #3326W | 42-227-35671 | ROVER PETRO OPER, LLC | Injection | 800 | -- | 2,600–3,000 |
| Cancelled | SNYDER, B. S. -E- #2747W | 42-227-00000 | LAKEWOOD OPER, LTD | Injection | 800 | -- | 2,550–3,050 |
| Cancelled | SNYDER, B. S. -B- #2730W | 42-227-00000 | LAKEWOOD OPER, LTD | Injection | 800 | -- | 2,550–3,050 |
| Plugged | SETTLES, W. R. #4W | 42-227-02227 | CONOCO INC | Injection | 800 | -- | 2,132–2,500 |
| Plugged | CHALK, G. O. #2WT | 42-227-20214 | CIMAREX ENGY CO. OF COLORADO | UIC | 800 | -- | 1,290–2,030 |
| Plugged | OWEN-CHALK #27W | 42-227-30139 | CONOCO INC | Injection | 800 | -- | 2,600–2,900 |
| Plugged | CLAY, H. R. -H- #2W | 42-227-02207 | ICA ENGY OPER, L.L.C | UIC | 800 | -- | 1,575–1,851 |
| Plugged | CHALK ESTATE #14 | 42-227-30140 | CONOCO INC | Injection | 800 | -- | 2,600–2,900 |
| Cancelled | OWEN-CHALK #60 | 42-227-00000 | CONOCO INC | Injection | 800 | -- | 2,600–3,200 |
| Plugged | CREIGHTON, C. W. -B- #19B | 42-227-32747 | MILLENNIUM RES, LP | Injection | 800 | -- | 1,710–1,831 |
| Plugged | CLARK, NORMA JEAN ET AL #2 | 42-227-00000 | TAHOE OIL & CATTLE CO | Disposal | 800 | -- | 1,710–1,831 |
| Plugged | DOUTHIT #7 | 42-227-02804 | CONOCO INC | Injection | 800 | -- | 1,400–3,300 |
| Plugged | BELL, A. M. #46W | 42-227-31556 | ENERGEN RES CORP | Injection | 800 | -- | 2,407–2,736 |
| Plugged | BELL, A. M. #45W | 42-227-31518 | TEXACO E & P INC | Injection | 800 | -- | 2,400–2,900 |
| Plugged | BELL, A. M. #44W | 42-227-31519 | TEXACO E & P INC | Injection | 800 | -- | 2,400–2,900 |
| Plugged | DENMAN, L. C., -C- #7 | 42-227-00917 | ZZRON INC. | Injection | 800 | -- | 2,620–2,920 |
| Cancelled | DENMAN, L. C. -B- #5 | 42-227-80914 | AMERICAN EXPL CO | Injection | 800 | -- | 2,620–2,920 |
| Plugged | DOUTHIT #14 | 42-227-02811 | CONOCO INC | Injection | 800 | -- | 1,400–3,300 |
| Plugged | DOUTHIT #29 | 42-227-20088 | CONOCO INC | Injection | 800 | -- | 1,400–3,300 |
| Plugged | DOUTHIT #36W | 42-227-31328 | CONOCO INC | Injection | 800 | -- | 1,400–3,300 |
| Cancelled | GUFFEE "A" #1 | 42-227-10884 | DHC, INC | Injection | 800 | -- | 2,088–7,187 |
| Plugged | JONES, PERCY #18W | 42-227-30716 | BAYLOR OPER, LLC | Injection | 800 | -- | 2,400–2,800 |
| Plugged | CLAY, H. R. -E- #48W | 42-227-30170 | WESTPORT OIL AND GAS CO INC | UIC | 800 | -- | 2,220–2,454 |
| Cancelled | DENMAN, L. C. -B- #4 | 42-227-11001 | AMERICAN EXPL CO | Injection | 800 | -- | 2,620–2,920 |
| Plugged | SNYDER -A- #1W | 42-227-20331 | WALSH & WATTS, INC | UIC | 800 | -- | 2,614–2,957 |
| Plugged | FOSTER, W. L. #5 #6W | 42-227-03988 | TEXACO E & P INC | Injection | 800 | -- | 2,424–2,809 |
| Plugged | CLAY, H. R. #26W | 42-227-30192 | ENCORE OPER, L.P | UIC | 800 | -- | 2,319–2,514 |
| Cancelled | O'DANIEL, B. S. -C- #3 | 42-227-00000 | BARRANCA OIL, LTD | UIC | 800 | -- | 2,580–2,720 |
| Plugged | CLAY, H. R. #13W | 42-227-10084 | CONOCO INC | UIC | 800 | -- | 2,276–2,540 |
| Plugged | CLAY, H. R.-E- #45W | 42-227-30092 | QUANTUM RES MANAGEMENT,LLC | UIC | 800 | -- | 2,306–2,569 |
| Plugged | CLAY, H. R.-E- #43W | 42-227-30090 | QUANTUM RES MANAGEMENT,LLC | UIC | 800 | -- | 2,242–2,506 |
| Plugged | REED. L. R & W. N. #7 U | 42-227-00184 | MERIT ENGY CO | Injection | 800 | -- | 2,214–2,700 |
| Cancelled | SNYDER -A- #2860W | 42-227-00000 | LAKEWOOD OPER, LTD | Injection | 800 | -- | 2,550–3,050 |
| Cancelled | DENMAN -E- #9W | 42-227-00000 | WALSH & WATTS, INC | UIC | 800 | -- | 2,630–2,940 |
| Cancelled | DOUTHIT, E. W., -C- DE #9 | 42-227-30435 | LAKEWOOD OPER, LTD | Injection | 750 | -- | 2,000–2,650 |
| Cancelled | O'DANIEL, B. S. -A- #52W | 42-227-00000 | WF CO, LTD | UIC | 750 | -- | 2,630–2,720 |
| Plugged | SETTLES, W. R. -A- #36W | 42-227-04359 | CONOCO INC | Injection | 750 | -- | 2,540–2,582 |
| Cancelled | CHALK, G. O. -E- #24 | 42-227-34318 | CONOCOPHILLIPS CO | Injection | 750 | -- | 2,675–3,200 |
| Plugged | SETTLES, W. R. -A- #51W | 42-227-00682 | CONOCO INC | Injection | 750 | -- | 2,440–2,480 |
| Plugged | SETTLES, W. R. #29W | 42-227-00635 | CONOCO INC | Injection | 750 | -- | 2,186–2,485 |
| Plugged | SETTLES, W. R. -C- #2W | 42-227-00386 | CONOCOPHILLIPS CO | Injection | 750 | -- | 2,446–2,470 |
| Plugged | SETTLES, W. R. -C- #3W | 42-227-00392 | CONOCOPHILLIPS CO | Injection | 750 | -- | 2,462–2,494 |
| Plugged | SETTLES, W. R. -C- #4W | 42-227-00532 | CONOCOPHILLIPS CO | Injection | 750 | -- | 2,458–2,490 |
| Cancelled | KLOH ETAL #9 | 42-227-00435 | CONOCO INC | UIC | 750 | -- | 2,188–2,304 |
| Cancelled | CHALK, G. O. -D- #22L | 42-227-34319 | CONOCOPHILLIPS CO | Injection | 750 | -- | 2,675–3,200 |
| Cancelled | KLOH ETAL #16 | 42-227-00424 | APC OPER PARTNERSHIP | UIC | 750 | -- | 2,428–2,472 |
| Inactive | CHALK, G. O. -D- #5 | 42-227-00512 | CITATION OIL & GAS CORP | Injection | 750 | -- | 2,675–3,150 |
| Plugged | CHALK, G. O. -C- #27W | 42-227-32689 | CONOCO INC | Injection | 750 | -- | 2,625–3,200 |
| Cancelled | CHALK, G. O. -C- #23L | 42-227-32184 | CONOCOPHILLIPS CO | Injection | 750 | -- | 2,625–3,250 |
| Cancelled | CHALK, G. O. "A" #9 L | 42-227-10054 | CONOCO INC | Injection | 750 | -- | 2,625–3,000 |
| Cancelled | CHALK, G. O. #20L | 42-227-30294 | CONOCOPHILLIPS CO | Injection | 750 | -- | 2,625–3,050 |
| Plugged | PRIOR #2 | 42-227-10500 | MILLENNIUM RES, LP | Injection | 750 | -- | 3,135–3,170 |
| Cancelled | M. H. O'DANIEL # 12 #1W | 42-227-20403 | FOREST OIL CORP | Injection | 750 | -- | 2,610–2,760 |
| Plugged | ODANIEL -B- #3W | 42-227-30021 | SAGA PET. LTD LIABILITY CO OF CO | Injection | 750 | -- | 2,572–2,832 |
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.