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) |
|---|---|---|---|---|---|---|---|
| Plugged | SLAUGHTER ESTATE UNIT #322 | 42-219-02428 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 30,961 | 4,600–5,200 |
| Plugged | MALLET #23W | 42-219-01380 | OXY USA WTP LP | Injection | 5,200 | 30,447 | 4,500–5,200 |
| Plugged | COBLE, W. T. "A" NCT-1 #7 | 42-219-02745 | SABINAL ENGY OPER, LLC | Injection | 500 | 29,557 | 4,650–4,900 |
| Plugged | MALLET #22W | 42-219-01379 | OXY USA WTP LP | Injection | 1,000 | 28,645 | 4,897–5,026 |
| Plugged | SLAUGHTER ESTATE UNIT #1CO | 42-219-33725 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 24,477 | 4,700–5,200 |
| Plugged | CENTRAL LEVELLAND UNIT #226W | 42-219-32630 | OCCIDENTAL PERMIAN LTD | Injection | 800 | 23,400 | 4,654–5,009 |
| Plugged | SLAUGHTER ESTATE UNIT #77 | 42-219-02578 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 23,164 | 4,800–5,200 |
| Plugged | DELOACHE, NELLIE "A" #2W | 42-219-34044 | BURK ROYALTY CO., LTD | Injection | 300 | 21,495 | 4,650–4,800 |
| Plugged | MALLET #17W | 42-219-01374 | OXY USA WTP LP | Injection | 1,000 | 21,420 | 4,900–5,025 |
| Plugged | MALLET #114W | 42-219-33340 | OXY USA WTP LP | Injection | 5,000 | 20,810 | 4,750–5,200 |
| Plugged | LEVELLAND UNIT #927 | 42-219-34614 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 19,990 | 4,550–5,100 |
| Plugged | WEST RKM UNIT #10W | 42-219-02117 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 19,664 | 4,600–5,200 |
| Plugged | MALLET #73W | 42-219-01441 | OXY USA WTP LP | Injection | 600 | 15,871 | 4,828–4,983 |
| Plugged | WEST RKM UNIT #84W | 42-219-01472 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 14,957 | 4,600–5,400 |
| Plugged | WEST RKM UNIT #272 | 42-219-35918 | OCCIDENTAL PERMIAN LTD | Injection | 1,500 | 11,645 | 4,700–5,100 |
| Plugged | LEVELLAND UNIT #150W | 42-219-01916 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | 5,221 | 4,724–4,885 |
| Plugged | YELLOWHOUSE UNIT #8W | 42-219-01635 | HILCORP ENGY CO | Injection | 700 | 3,296 | 4,483–4,556 |
| Plugged | LEVELLAND #11 | 42-219-34760 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | 1,815 | 4,851–4,881 |
| Plugged | DAVIS #5 | 42-219-31987 | EL RAN INC | Injection | 150 | 1,619 | 4,774–4,824 |
| Plugged | LEVELLAND "A" #8 | 42-219-35388 | CROSS TIMBERS ENGY, LLC | Injection | 350 | 1,340 | 4,742–4,805 |
| Plugged | SLAUGHTER ESTATE UNIT #2140 | 42-219-36113 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 1,326 | 4,800–5,200 |
| Plugged | WILKE SWD #1 | 42-219-33603 | RAW OIL & GAS, INC | Injection | 600 | 1,092 | 4,754–4,782 |
| Plugged | SLAUGHTER ESTATE UNIT #315 | 42-219-02424 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 1,077 | 4,700–5,200 |
| Plugged | ELLWOOD "A" #123W | 42-219-30901 | HILCORP ENGY CO | Injection | 5,000 | 38 | 5,400–6,200 |
| Plugged | ELLWOOD "A" #102 | 42-219-10129 | HILCORP ENGY CO | Injection | 5,000 | 15 | 5,400–6,200 |
| Plugged | CENTRAL MALLET UNIT #361 | 42-219-35777 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 10 | 4,600–5,300 |
| Inactive | DAVIES, M. P. E. #5 | 42-219-32766 | OCCIDENTAL PERMIAN LTD | Injection | 10,000 | -- | 7,800–10,500 |
| Plugged | SUNDOWN UNIT #19W | 42-219-01071 | OCCIDENTAL PERMIAN LTD | Injection | 5,300 | -- | 4,800–5,300 |
| Cancelled | SUNDOWN UNIT #50W | 42-219-31606 | OCCIDENTAL PERMIAN LTD | Injection | 5,300 | -- | 4,500–5,300 |
| Plugged | WEST SUNDOWN UNIT #103 | 42-219-01779 | OXY USA INC | Injection | 5,200 | -- | 4,600–5,600 |
| Plugged | MALLET #27W | 42-219-01397 | OXY USA WTP LP | Injection | 5,200 | -- | 4,500–5,200 |
| Plugged | SLAUGHTER ESTATE UNIT #1SC | 42-219-36082 | OCCIDENTAL PERMIAN LTD | Injection | 5,140 | -- | 4,800–5,200 |
| Plugged | WEST RKM UNIT #276 | 42-219-36172 | OCCIDENTAL PERMIAN LTD | Injection | 5,120 | -- | 4,600–5,200 |
| Plugged | CENTRAL MALLET UNIT #118 | 42-219-00817 | OCCIDENTAL PERMIAN LTD | Injection | 5,024 | -- | 4,600–5,300 |
| Plugged | LEVELLAND UNIT #10 | 42-219-00513 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | -- | 4,440–5,100 |
| Plugged | LEVELLAND UNIT #965 | 42-219-34764 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | -- | 4,550–5,100 |
| Plugged | FRAZIER, W. G. #144 | 42-219-34898 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | -- | 4,800–5,100 |
| Plugged | MALLET #38W | 42-219-01407 | OXY USA WTP LP | Injection | 5,000 | -- | 4,700–5,200 |
| Plugged | FRAZIER, W. G. #103W | 42-219-31920 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | -- | 7,200–8,100 |
| Plugged | WEST RKM UNIT #181 | 42-219-30733 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | -- | 4,700–5,200 |
| Inactive | LEVELLAND UNIT #28W | 42-219-02248 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,200 |
| Plugged | EAST RKM UNIT #58W | 42-219-32567 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | -- | 4,700–5,200 |
| Plugged | WEST RKM UNIT #130 | 42-219-00295 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | -- | 4,500–5,200 |
| Cancelled | LEVELLAND UNIT #739W | 42-219-32457 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | -- | 4,400–5,100 |
| Cancelled | SUNDOWN SLAUGHTER UNIT #1401W | 42-219-37509 | SABINAL ENGY OPER, LLC | Injection | 2,500 | -- | 4,800–5,200 |
| Inactive | SUNDOWN SLAUGHTER UNIT #1188AW | 42-219-37546 | BCE-MACH III LLC | Injection | 2,500 | -- | 4,800–5,200 |
| Inactive | COOK "12" #2 | 42-219-37000 | BASIN OIL & GAS OPER, LLC | Injection | 2,500 | -- | 6,970–7,855 |
| Cancelled | SUNDOWN SLAUGHTER UNIT #1404W | 42-219-37515 | BCE-MACH III LLC | Injection | 2,200 | -- | 4,700–5,200 |
| Plugged | SUNDOWN SLAUGHTER UNIT #1293AH | 42-219-36178 | SABINAL ENGY OPER, LLC | Injection | 2,200 | -- | 4,700–5,200 |
| Inactive | SLAUGHTER, BOB #624W | 42-219-37541 | BCE-MACH III LLC | Injection | 2,200 | -- | 7,400–8,200 |
| Inactive | TEXACO SLAUGHTER ESTATE #24W | 42-219-37542 | BCE-MACH III LLC | Injection | 2,200 | -- | 7,400–8,200 |
| Inactive | SLAUGHTER, BOB #619W | 42-219-37530 | BCE-MACH III LLC | Injection | 2,200 | -- | 7,372–8,637 |
| Cancelled | SUNDOWN SLAUGHTER UNIT #1406W | 42-219-37514 | BCE-MACH III LLC | Injection | 2,200 | -- | 4,700–5,200 |
| Cancelled | SUNDOWN SLAUGHTER UNIT #1405W | 42-219-37513 | BCE-MACH III LLC | Injection | 2,200 | -- | 4,700–5,200 |
| Inactive | COCHRAN #4 | 42-219-37323 | R3 OPERATING CORPORATION | Injection | 2,000 | -- | 6,700–7,075 |
| Cancelled | SUNDOWN SLAUGHTER UNIT #1407W | 42-219-37511 | BCE-MACH III LLC | Injection | 2,000 | -- | 4,700–5,200 |
| Inactive | SCHOENROCK, P. #4 | 42-219-37557 | TEXLAND PETRO, L.P | Injection | 2,000 | -- | 6,800–7,200 |
| Plugged | EAST MALLET UNIT #129W | 42-219-34999 | HILCORP ENGY CO | Injection | 1,950 | -- | 4,700–5,150 |
| Plugged | CENTRAL MALLET UNIT #279 | 42-219-31217 | OCCIDENTAL PERMIAN LTD | Injection | 1,800 | -- | 4,952–5,077 |
| Plugged | CENTRAL MALLET UNIT #257 | 42-219-31201 | OCCIDENTAL PERMIAN LTD | Injection | 1,800 | -- | 4,922–5,040 |
| Inactive | WEST RKM UNIT #285 | 42-219-36232 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 1,500 | -- | 4,600–5,200 |
| Plugged | SLAUGHTER, A. A. ESTATE #147W | 42-219-35847 | BURK ROYALTY CO., LTD | Injection | 1,200 | -- | 5,878–6,590 |
| Plugged | MALLET #33W | 42-219-01402 | OXY USA WTP LP | Injection | 1,000 | -- | 4,856–5,055 |
| Plugged | CENTRAL LEVELLAND UNIT #213W | 42-219-32403 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | -- | 4,550–5,000 |
| Inactive | LINKER (LOWER CLEARFORK) UNIT #4103 | 42-219-36863 | BASIN OIL & GAS OPER, LLC | Injection | 1,000 | -- | 6,880–7,700 |
| Plugged | CENTRAL LEVELLAND UNIT #9W | 42-219-00233 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | -- | 4,550–5,000 |
| Plugged | SOUTHEAST LEVELLAND UNIT #97W | 42-219-02562 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | -- | 4,778–5,001 |
| Inactive | NORTH LEVELLAND UNIT #109W | 42-219-37501 | BCE-MACH III LLC | Injection | 1,000 | -- | 4,650–5,000 |
| Inactive | COBLE "A" #26 | 42-219-00000 | AVIATOR ENERGY, LLC | Injection | 700 | -- | 4,780–4,905 |
| Inactive | COBLE "A" #24 | 42-219-00000 | AVIATOR ENERGY, LLC | Injection | 700 | -- | 4,780–4,905 |
| Inactive | COBLE "A" #25 | 42-219-00000 | AVIATOR ENERGY, LLC | Injection | 700 | -- | 4,780–4,905 |
| Plugged | SMYER, EAST /CLEARFORK/ UNIT #68 | 42-219-31281 | MOMENTUM OPER CO., INC | Injection | 700 | -- | 5,863–5,946 |
| Plugged | WILSON, MAPLE #32W | 42-219-01273 | HILCORP ENGY CO | Injection | 700 | -- | 4,800–4,943 |
| Plugged | LEVELLAND UNIT #193W | 42-219-01893 | OCCIDENTAL PERMIAN LTD | Injection | 700 | -- | 4,770–4,887 |
| Plugged | PAIR #2 | 42-219-35939 | TEXLAND PETRO, L.P | Injection | 500 | -- | 6,848–6,915 |
| Inactive | GANN, L. D. #29 | 42-219-00000 | AVIATOR ENERGY, LLC | Injection | 500 | -- | 4,783–4,905 |
| Plugged | HODGES "SW" #1SW | 42-219-31041 | TEXLAND PETRO, L.P | Disposal | 500 | -- | 1,365–1,390 |
| Plugged | MALLET #32W | 42-219-01401 | OXY USA WTP LP | Injection | 500 | -- | 4,852–5,030 |
| Plugged | ASH #5 | 42-219-34112 | ROGERS, S. K. OIL, INC | Injection | 400 | -- | 4,690–4,750 |
| Plugged | WEST LEVELLAND UNIT #310W | 42-219-35453 | HILCORP ENGY CO | Injection | 300 | -- | 4,750–5,000 |
| Plugged | COBLE "B" #47W | 42-219-31855 | EXTEX OPER CO | Injection | 300 | -- | 4,750–5,000 |
| Plugged | SMYER, EAST /CLEARFORK/ UNIT #44W | 42-219-03220 | MOMENTUM OPER CO., INC | Injection | 300 | -- | 5,814–5,930 |
| Plugged | WEST LEVELLAND UNIT #177W | 42-219-02526 | HILCORP ENGY CO | Injection | 300 | -- | 4,650–5,000 |
| Plugged | SLAUGHTER, A. A. ESTATE #41W | 42-219-33565 | BURK ROYALTY CO., LTD | Injection | 300 | -- | 5,956–5,974 |
| Inactive | ROPES CANYON REEF UNIT #601 | 42-219-00756 | SADDLE RIM ENGY (TEXAS), LLC | Injection | 0 | -- | 9,237–9,380 |
| Cancelled | SCREAMING EAGLE SWD #1 | 42-219-37467 | LONE TREE ENVIRO SYSTEMS LLC | Injection | 25,000 | -- | 4,000–6,000 |
| Cancelled | DELOACHE SWD #1SW | 42-219-00000 | SILVER CREEK OIL & GAS, LLC | Disposal | 25,000 | -- | 4,950–6,900 |
| Plugged | RIPTIDE #1D | 42-219-36192 | BERYL OIL AND GAS, LP | Disposal | 25,000 | -- | 9,200–9,545 |
| Plugged | ELLWOOD "A" 50 #1 | 42-219-36227 | FAGADAU ENGY CORP | Disposal | 22,000 | -- | 4,512–5,146 |
| Cancelled | LEVELLAND UNIT #1206WD | 42-219-37118 | OCCIDENTAL PERMIAN LTD | Injection | 20,000 | -- | 8,100–11,700 |
| Plugged | ROBINSON "P" #1 | 42-219-10311 | BC OPER, INC | Disposal | 20,000 | -- | 4,000–5,394 |
| Inactive | ROPES CANYON REEF UNIT #1014D | 42-219-37576 | SADDLE RIM ENGY (TEXAS), LLC | Disposal | 20,000 | -- | 10,770–11,600 |
| Plugged | A. P. 50 #2 | 42-219-36201 | FAGADAU ENGY CORP | Disposal | 20,000 | -- | 4,695–5,024 |
| Plugged | CENTRAL LEVELLAND UNIT #125 | 42-219-03262 | TEXAS PACIFIC OIL CO, INC | UIC | 17,500 | -- | 4,795–4,902 |
| Plugged | CENTRAL LEVELLAND UNIT #119 | 42-219-03257 | TEXAS PACIFIC OIL CO, INC | UIC | 17,500 | -- | 4,778–4,877 |
| Cancelled | CENTRAL LEVELLAND UNIT #127 | 42-219-03261 | TEXAS PACIFIC OIL CO, INC | UIC | 17,500 | -- | 4,767–4,909 |
| Cancelled | CENTRAL LEVELLAND UNIT #128 | 42-219-00427 | TEXAS PACIFIC OIL CO, INC | UIC | 17,500 | -- | 4,806–4,848 |
| Cancelled | CENTRAL LEVELLAND UNIT #134 | 42-219-03266 | TEXAS PACIFIC OIL CO, INC | UIC | 17,500 | -- | 4,827–4,928 |
| Plugged | CENTRAL LEVELLAND UNIT #136 | 42-219-03265 | TEXAS PACIFIC OIL CO, INC | UIC | 17,500 | -- | 4,745–4,910 |
| Plugged | CENTRAL LEVELLAND UNIT #140 | 42-219-02472 | TEXAS PACIFIC OIL CO, INC | UIC | 17,500 | -- | 4,760–4,925 |
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.