Saltwater Disposal Wells in Hockley County
Complete UIC injection & disposal well inventory from RRC permits, with reported H-10 volumes.
Active Wells
2,367
Permitted Capacity
6.9M bbl/d
Injected 12mo (thru 2025-06)
165.8M bbl
UIC Permits All Time
4,003
| STATUS | LEASE / WELL | API | OPERATOR | TYPE | PERMITTED BBL/D | INJECTED 12MO | ZONE (FT) |
|---|---|---|---|---|---|---|---|
| Active | SUNDOWN SLAUGHTER UNIT #8001 | 42-219-01883 | BCE-MACH III LLC | Injection | 2,200 | -- | 4,800–5,200 |
| Active | LUCAS, G. B. #3W | 42-219-02777 | CROSS TIMBERS ENGY, LLC | Injection | 2,200 | -- | 4,800–5,200 |
| Active | TEXACO SLAUGHTER ESTATE #16 | 42-219-36617 | BCE-MACH III LLC | Injection | 2,200 | -- | 7,100–8,600 |
| Active | LUCAS, G. B. #5W | 42-219-02779 | CROSS TIMBERS ENGY, LLC | Injection | 2,200 | -- | 4,800–5,200 |
| Active | SUNDOWN SLAUGHTER UNIT #6039 | 42-219-31005 | BCE-MACH III LLC | Injection | 2,200 | -- | 4,700–5,200 |
| Active | SUNDOWN SLAUGHTER UNIT #1041 | 42-219-02973 | BCE-MACH III LLC | Injection | 2,200 | -- | 4,800–5,200 |
| Active | SUNDOWN SLAUGHTER UNIT #1300 | 42-219-31026 | BCE-MACH III LLC | Injection | 2,200 | -- | 4,800–5,100 |
| Active | WILSON, MAPLE #68W | 42-219-32418 | HILCORP ENGY CO | Injection | 2,100 | -- | 4,800–5,000 |
| Active | MALLET UNIT #122W | 42-219-01115 | HILCORP ENGY CO | Injection | 2,000 | -- | 4,400–5,404 |
| Active | SLAUGHTER CONSOLIDATED #207 | 42-219-36432 | HILCORP ENGY CO | Injection | 2,000 | -- | 7,100–8,600 |
| Active | ROPES, E. (CLEARFORK) UNIT #13 | 42-219-10131 | NEW HEIGHT ENERGY, LLC | Injection | 2,000 | -- | 6,016–6,120 |
| Active | MALLET UNIT #132AW | 42-219-35786 | HILCORP ENGY CO | Injection | 2,000 | -- | 4,400–5,319 |
| Active | COONS, W. A. #63W | 42-219-34788 | HILCORP ENGY CO | Injection | 2,000 | -- | 7,600–8,150 |
| Active | BOSWORTH FARM #9 | 42-219-36750 | R3 OPERATING CORPORATION | Injection | 2,000 | -- | 6,825–7,025 |
| Active | MALLET UNIT #1108WH | 42-219-31297 | HILCORP ENGY CO | Injection | 2,000 | -- | 4,400–5,377 |
| Active | SLAUGHTER CONSOLIDATED #203 | 42-219-36429 | HILCORP ENGY CO | Injection | 2,000 | -- | 7,100–8,600 |
| Active | MALLET UNIT #124 | 42-219-01183 | HILCORP ENGY CO | Injection | 2,000 | -- | 4,400–5,341 |
| Active | MALLET UNIT #170 | 42-219-01188 | HILCORP ENGY CO | Injection | 2,000 | -- | 4,400–5,382 |
| Active | BOSWORTH FARM #11 | 42-219-37127 | R3 OPERATING CORPORATION | Injection | 2,000 | -- | 6,825–7,075 |
| Active | MALLET UNIT #1153W | 42-219-35851 | HILCORP ENGY CO | Injection | 2,000 | -- | 4,400–5,330 |
| Active | BOSWORTH FARM #13 | 42-219-37321 | R3 OPERATING CORPORATION | Injection | 2,000 | -- | 6,825–7,075 |
| Active | REDING-HOLMES #3 | 42-219-36264 | TEXLAND PETRO, L.P | Injection | 2,000 | -- | 6,250–6,950 |
| Active | BOSWORTH FARM #10 | 42-219-37128 | R3 OPERATING CORPORATION | Injection | 2,000 | -- | 6,825–7,075 |
| Active | MALLET UNIT #147AW | 42-219-35783 | HILCORP ENGY CO | Injection | 2,000 | -- | 4,400–5,330 |
| Active | EAST MALLET UNIT #30W | 42-219-01158 | HILCORP ENGY CO | Injection | 1,950 | -- | 4,700–5,150 |
| Active | EAST MALLET UNIT #7W | 42-219-01162 | HILCORP ENGY CO | Injection | 1,950 | -- | 4,700–5,150 |
| Active | EAST MALLET UNIT #3W | 42-219-01122 | HILCORP ENGY CO | Injection | 1,950 | -- | 4,700–5,150 |
| Active | CENTRAL MALLET UNIT #323 | 42-219-34034 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,884–5,049 |
| Active | CENTRAL MALLET UNIT #100W | 42-219-01670 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,921–5,073 |
| Active | CENTRAL MALLET UNIT #258 | 42-219-31204 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,934–5,041 |
| Active | CENTRAL MALLET UNIT #69 | 42-219-01544 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,980–5,044 |
| Active | CENTRAL MALLET UNIT #55W | 42-219-00708 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,939–5,040 |
| Active | CENTRAL MALLET UNIT #26W | 42-219-03186 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,942–5,034 |
| Active | CENTRAL MALLET UNIT #15 | 42-219-00731 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,914–5,046 |
| Active | CENTRAL MALLET UNIT #124 | 42-219-00813 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,941–5,121 |
| Active | CENTRAL MALLET UNIT #6 | 42-219-01536 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,905–5,013 |
| Active | CENTRAL MALLET UNIT #151W | 42-219-02004 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,924–5,107 |
| Active | CENTRAL MALLET UNIT #259 | 42-219-31213 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,925–5,032 |
| Active | CENTRAL MALLET UNIT #261 | 42-219-31202 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,942–5,040 |
| Active | CENTRAL MALLET UNIT #163 | 42-219-00853 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,924–5,120 |
| Active | CENTRAL MALLET UNIT #262 | 42-219-31210 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,946–5,039 |
| Active | CENTRAL MALLET UNIT #305 | 42-219-31558 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,941–5,062 |
| Active | CENTRAL MALLET UNIT #268 | 42-219-31383 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,941–5,025 |
| Active | CENTRAL MALLET UNIT #285 | 42-219-31390 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,930–5,092 |
| Active | CENTRAL MALLET UNIT #269 | 42-219-31407 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,935–5,024 |
| Active | CENTRAL MALLET UNIT #277 | 42-219-31207 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,933–5,061 |
| Active | CENTRAL MALLET UNIT #282 | 42-219-31220 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,947–5,083 |
| Active | CENTRAL MALLET UNIT #283 | 42-219-31388 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,934–5,066 |
| Active | CENTRAL MALLET UNIT #296 | 42-219-31393 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,850–5,150 |
| Active | CENTRAL MALLET UNIT #284 | 42-219-31409 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,953–5,076 |
| Active | CENTRAL MALLET UNIT #325 | 42-219-34035 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,891–5,040 |
| Active | CENTRAL MALLET UNIT #328 | 42-219-34031 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,924–5,035 |
| Active | CENTRAL MALLET UNIT #330 | 42-219-34033 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,926–5,042 |
| Active | LEVELLAND UNIT #939 | 42-219-34609 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,800 | -- | 4,550–5,100 |
| Active | GANN, L. D. #25 | 42-219-36062 | AVIATOR ENERGY, LLC | Injection | 1,500 | -- | 4,795–4,868 |
| Active | SUNDOWN SLAUGHTER UNIT #6018 | 42-219-03129 | BCE-MACH III LLC | Injection | 1,400 | -- | 4,800–5,200 |
| Active | WEST RKM UNIT #215 | 42-219-32500 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,250 | -- | 4,600–5,200 |
| Active | YELLOWHOUSE UNIT #1 | 42-219-02019 | HILCORP ENGY CO | Injection | 1,250 | -- | 4,490–4,561 |
| Active | SLAUGHTER, A. A. ESTATE #86W | 42-219-36247 | BURK ROYALTY CO., LTD | Injection | 1,200 | -- | 5,850–6,640 |
| Active | SOUTH MALLET UNIT #339W | 42-219-30623 | WINN OPER, LLC | Injection | 1,200 | -- | 4,800–5,600 |
| Active | LEVELLAND UNIT #237 | 42-219-02070 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,200 | -- | 4,722–4,906 |
| Active | SOUTH MALLET UNIT #120W | 42-219-02859 | WINN OPER, LLC | Injection | 1,200 | -- | 4,800–5,600 |
| Active | MAY-MONTGOMERY UNIT #22 | 42-219-01590 | HILCORP ENGY CO | Injection | 1,200 | -- | 4,776–4,850 |
| Active | MAY-MONTGOMERY UNIT #75 | 42-219-33686 | HILCORP ENGY CO | Injection | 1,200 | -- | 4,740–4,885 |
| Active | SLAUGHTER, A. A. ESTATE #141W | 42-219-35700 | BURK ROYALTY CO., LTD | Injection | 1,200 | -- | 5,902–6,608 |
| Active | WEST SUNDOWN UNIT #100 | 42-219-01787 | OXY USA EOR, LLC | Injection | 1,200 | -- | 4,600–5,600 |
| Active | GLIMP UNIT #2 | 42-219-37159 | BURK ROYALTY CO., LTD | Injection | 1,200 | -- | 4,900–5,600 |
| Active | SOUTH MALLET UNIT #161 | 42-219-34116 | WINN OPER, LLC | Injection | 1,200 | -- | 4,800–5,600 |
| Active | DENNIS #3 | 42-219-37046 | R3 OPERATING CORPORATION | Injection | 1,200 | -- | 6,825–7,025 |
| Active | DOYLE #3W | 42-219-35090 | BURK ROYALTY CO., LTD | Injection | 1,200 | -- | 5,939–5,955 |
| Active | SOUTH MALLET UNIT #215W | 42-219-02840 | WINN OPER, LLC | Injection | 1,200 | -- | 4,800–5,600 |
| Active | COBLE "C" #5W | 42-219-31179 | WALKABOUT OPER, LLC | Injection | 1,200 | -- | 4,813–4,932 |
| Active | SLAUGHTER, A. A. ESTATE #110W | 42-219-31826 | BURK ROYALTY CO., LTD | Injection | 1,200 | -- | 5,950–6,604 |
| Active | SLAUGHTER, A. A. ESTATE #88W | 42-219-36250 | BURK ROYALTY CO., LTD | Injection | 1,200 | -- | 5,850–6,640 |
| Active | SUNDOWN SLAUGHTER UNIT #1285 | 42-219-30997 | BCE-MACH III LLC | Injection | 1,200 | -- | 4,800–5,100 |
| Active | SOUTH MALLET UNIT #142 | 42-219-30515 | WINN OPER, LLC | Injection | 1,200 | -- | 4,800–5,600 |
| Active | LEVELLAND UNIT #38 | 42-219-02155 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,200 | -- | 4,746–5,000 |
| Active | SLAUGHTER, A. A. ESTATE #76W | 42-219-35358 | BURK ROYALTY CO., LTD | Injection | 1,200 | -- | 5,900–5,945 |
| Active | SLAUGHTER, A. A. ESTATE #85W | 42-219-36249 | BURK ROYALTY CO., LTD | Injection | 1,200 | -- | 5,850–6,640 |
| Active | GLIMP UNIT #17R | 42-219-33242 | BURK ROYALTY CO., LTD | Injection | 1,200 | -- | 5,032–5,074 |
| Active | SOUTH MALLET UNIT #230W | 42-219-30654 | WINN OPER, LLC | Injection | 1,200 | -- | 4,800–5,600 |
| Active | SOUTH MALLET UNIT #217W | 42-219-02850 | WINN OPER, LLC | Injection | 1,200 | -- | 4,800–5,600 |
| Active | MAY-MONTGOMERY UNIT #27W | 42-219-01592 | HILCORP ENGY CO | Injection | 1,200 | -- | 4,786–4,860 |
| Active | SOUTH MALLET UNIT #236 | 42-219-34114 | WINN OPER, LLC | Injection | 1,200 | -- | 4,800–5,600 |
| Active | SOUTH MALLET UNIT #150W | 42-219-30611 | WINN OPER, LLC | Injection | 1,200 | -- | 4,800–5,600 |
| Active | LUCAS, G. B. #9W | 42-219-02783 | CROSS TIMBERS ENGY, LLC | Injection | 1,080 | -- | 4,948–5,043 |
| Active | LUCAS, G. B. #14 | 42-219-35641 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 5,005–5,045 |
| Active | MALLET L&C CO. #201 | 42-219-36791 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 4,800–5,150 |
| Active | SOUTHEAST LEVELLAND UNIT #70W | 42-219-02645 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,000 | -- | 4,686–5,003 |
| Active | MALLET L&C CO. #213 | 42-219-36890 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 4,800–5,150 |
| Active | CENTRAL LEVELLAND UNIT #45W | 42-219-00418 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,000 | -- | 4,550–5,000 |
| Active | LEVELLAND #4W | 42-219-31456 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 4,670–4,850 |
| Active | GANN, L. D. #17W | 42-219-31169 | AVIATOR ENERGY, LLC | Injection | 1,000 | -- | 4,810–4,924 |
| Active | ROBERTS #3 | 42-219-33420 | THREE SPAN OIL & GAS, INC | Injection | 1,000 | -- | 4,726–4,782 |
| Active | LEVELLAND UNIT #62W | 42-219-01842 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,000 | -- | 4,720–4,886 |
| Active | LEVELLAND #18 | 42-219-34759 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 4,858–4,880 |
| Active | LEVELLAND #13 | 42-219-35161 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 4,865–4,896 |
| Active | COONS, W. A. #31W | 42-219-32323 | HILCORP ENGY CO | Injection | 1,000 | -- | 7,600–8,100 |
| Active | MALLET L&C CO. #230 | 42-219-36938 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 4,800–5,150 |
| Active | MALLET L&C CO. #234 | 42-219-36913 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 4,800–5,150 |
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.