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 | MALLET #101W | 42-219-31136 | OXY USA WTP EOR, LLC | Injection | 5,000 | -- | 4,700–5,200 |
| Active | WEST RKM UNIT #103W | 42-219-01350 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,500–5,200 |
| Active | SLAUGHTER CONSOLIDATED #222 | 42-219-36601 | HILCORP ENGY CO | Injection | 5,000 | -- | 7,100–8,600 |
| Active | SLAUGHTER CONSOLIDATED #223 | 42-219-36600 | HILCORP ENGY CO | Injection | 5,000 | -- | 7,100–8,600 |
| Active | SLAUGHTER CONSOLIDATED #322W | 42-219-36598 | HILCORP ENGY CO | Injection | 5,000 | -- | 7,100–8,600 |
| Active | NORTHWEST MALLET UNIT #171 | 42-219-36907 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,700–5,200 |
| Active | NORTHWEST MALLET UNIT #170 | 42-219-36900 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,700–5,200 |
| Active | WEST RKM UNIT #184 | 42-219-30736 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,500–5,200 |
| Active | NORTHWEST MALLET UNIT #169 | 42-219-36903 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,700–5,200 |
| Active | NORTHWEST MALLET UNIT #115 | 42-219-00545 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,700–5,200 |
| Active | SLAUGHTER CONSOLIDATED #409 | 42-219-32531 | HILCORP ENGY CO | Injection | 5,000 | -- | 7,100–8,600 |
| Active | LEVELLAND UNIT #370 | 42-219-10071 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #554 | 42-219-30512 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #249W | 42-219-02570 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #533 | 42-219-30416 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #525 | 42-219-30414 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #530 | 42-219-30404 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #521 | 42-219-30523 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #519 | 42-219-30421 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | SLAUGHTER CONSOLIDATED #324 | 42-219-36641 | HILCORP ENGY CO | Injection | 5,000 | -- | 7,100–8,300 |
| Active | WEST RKM UNIT #105W | 42-219-02566 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,795–5,040 |
| Active | LEVELLAND UNIT #394 | 42-219-30144 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #395 | 42-219-30154 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #401 | 42-219-30148 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | WEST RKM UNIT #110W | 42-219-01347 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,600–5,200 |
| Active | SLAUGHTER CONSOLIDATED #209 | 42-219-36377 | HILCORP ENGY CO | Injection | 5,000 | -- | 7,100–8,400 |
| Active | LEVELLAND UNIT #402 | 42-219-30147 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #815 | 42-219-33899 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | SLAUGHTER CONSOLIDATED #423 | 42-219-36719 | HILCORP ENGY CO | Injection | 5,000 | -- | 7,100–8,600 |
| Active | LEVELLAND UNIT #226W | 42-219-02571 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,600–5,100 |
| Active | LEVELLAND UNIT #228W | 42-219-02060 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #229W | 42-219-02028 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,450–5,100 |
| Active | LEVELLAND UNIT #231W | 42-219-01941 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #233W | 42-219-02086 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,450–5,100 |
| Active | LEVELLAND UNIT #403 | 42-219-30146 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #242W | 42-219-02050 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | SLAUGHTER CONSOLIDATED #425 | 42-219-36720 | HILCORP ENGY CO | Injection | 5,000 | -- | 7,100–8,600 |
| Active | MALLET #49W | 42-219-01426 | OXY USA WTP EOR, LLC | Injection | 5,000 | -- | 4,750–5,200 |
| Active | LEVELLAND UNIT #429 | 42-219-30251 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #243W | 42-219-02087 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #244W | 42-219-02067 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | WEST RKM UNIT #304 | 42-219-37020 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,500–5,200 |
| Active | SLAUGHTER CONSOLIDATED #202 | 42-219-36434 | HILCORP ENGY CO | Injection | 5,000 | -- | 7,100–8,600 |
| Active | WEST RKM UNIT #115W | 42-219-01241 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,700–5,200 |
| Active | WEST RKM UNIT #213 | 42-219-32505 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,600–5,200 |
| Active | LEVELLAND UNIT #441 | 42-219-30254 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | WEST RKM UNIT #169 | 42-219-20009 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,700–5,200 |
| Active | ELLWOOD "A" #53W | 42-219-01610 | HILCORP ENGY CO | Injection | 5,000 | -- | 5,600–6,200 |
| Active | WEST RKM UNIT #214 | 42-219-31484 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,600–5,200 |
| Active | WEST RKM UNIT #208 | 42-219-32499 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,600–5,200 |
| Active | LEVELLAND UNIT #512 | 42-219-30402 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | WEST RKM UNIT #206 | 42-219-32502 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,600–5,200 |
| Active | WEST RKM UNIT #200 | 42-219-32501 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,600–5,200 |
| Active | WEST RKM UNIT #199 | 42-219-32504 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,600–5,200 |
| Active | SOUTHEAST LEVELLAND UNIT #385 | 42-219-37451 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,500–5,100 |
| Active | CENTRAL LEVELLAND UNIT #277W | 42-219-33848 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,000 |
| Active | WEST RKM UNIT #195 | 42-219-32513 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,600–5,200 |
| Active | LEVELLAND UNIT #442 | 42-219-30290 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | SLAUGHTER CONSOLIDATED #422 | 42-219-36706 | HILCORP ENGY CO | Injection | 5,000 | -- | 7,100–8,600 |
| Active | LEVELLAND UNIT #531 | 42-219-30424 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #539 | 42-219-30538 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | MAY-MONTGOMERY UNIT #95 | 42-219-36878 | HILCORP ENGY CO | Injection | 5,000 | -- | 4,550–5,200 |
| Active | SOUTHEAST LEVELLAND UNIT #371 | 42-219-37191 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #372W | 42-219-10399 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #1222 | 42-219-37130 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,200 |
| Active | SLAUGHTER CONSOLIDATED #430 | 42-219-36773 | HILCORP ENGY CO | Injection | 5,000 | -- | 7,100–8,600 |
| Active | LEVELLAND UNIT #537 | 42-219-30539 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #538 | 42-219-30537 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #400 | 42-219-30149 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #406 | 42-219-30117 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,450–5,100 |
| Active | LEVELLAND UNIT #536W | 42-219-30522 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | NORTHWEST MALLET UNIT #114 | 42-219-00538 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,700–5,200 |
| Active | SLAUGHTER CONSOLIDATED #109 | 42-219-36684 | HILCORP ENGY CO | Injection | 5,000 | -- | 7,100–8,600 |
| Active | LEVELLAND UNIT #510 | 42-219-30400 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | LEVELLAND UNIT #544 | 42-219-30427 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,550–5,100 |
| Active | NORTHWEST MALLET UNIT #113 | 42-219-00533 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,700–5,200 |
| Active | LEVELLAND UNIT #363W | 42-219-02198 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,500–5,200 |
| Active | SLAUGHTER CONSOLIDATED #226 | 42-219-36744 | HILCORP ENGY CO | Injection | 5,000 | -- | 7,100–8,600 |
| Active | CENTRAL MALLET UNIT #312 | 42-219-31537 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 5,000 | -- | 4,800–5,150 |
| Active | SLAUGHTER CONSOLIDATED #428 | 42-219-36742 | HILCORP ENGY CO | Injection | 5,000 | -- | 7,100–8,600 |
| Active | NORTH CENTRAL LEVELLAND UNIT #309W | 42-219-00980 | HILCORP ENGY CO | Injection | 3,150 | -- | 4,700–4,844 |
| Active | COONS, W. A. #6W | 42-219-00620 | HILCORP ENGY CO | Injection | 3,050 | -- | 4,600–5,038 |
| Active | COONS, W. A. #13W | 42-219-00626 | HILCORP ENGY CO | Injection | 3,000 | -- | 4,500–5,060 |
| Active | DELOACHE, IRA P. #28 | 42-219-33354 | BCE-MACH III LLC | Injection | 3,000 | -- | 4,700–4,751 |
| Active | DELOACHE, IRA P. #3W | 42-219-32719 | BCE-MACH III LLC | Injection | 3,000 | -- | 4,730–4,798 |
| Active | WILSON, MAPLE #22W | 42-219-01263 | HILCORP ENGY CO | Injection | 3,000 | -- | 4,600–4,958 |
| Active | DELOACHE, IRA P. #33 | 42-219-33310 | BCE-MACH III LLC | Injection | 3,000 | -- | 4,713–4,765 |
| Active | DELOACHE, IRA P. #73 | 42-219-35558 | BCE-MACH III LLC | Injection | 3,000 | -- | 4,712–4,788 |
| Active | COONS, W. A. #24W | 42-219-32316 | HILCORP ENGY CO | Injection | 3,000 | -- | 4,650–5,070 |
| Active | DELOACHE, IRA P. #13 | 42-219-32959 | BCE-MACH III LLC | Injection | 3,000 | -- | 4,740–4,790 |
| Active | MALLET UNIT #1526W | 42-219-37250 | HILCORP ENGY CO | Injection | 2,500 | -- | 4,400–5,170 |
| Active | JACKSON #902 | 42-219-36997 | BASIN OIL & GAS OPER, LLC | Injection | 2,500 | -- | 6,992–7,850 |
| Active | MALLET UNIT #1101W | 42-219-31125 | HILCORP ENGY CO | Injection | 2,500 | -- | 4,400–5,030 |
| Active | MALLET UNIT #1100 W | 42-219-31126 | HILCORP ENGY CO | Injection | 2,500 | -- | 4,400–5,350 |
| Active | MALLET UNIT #1325W | 42-219-36631 | HILCORP ENGY CO | Injection | 2,500 | -- | 4,950–5,070 |
| Active | MALLET UNIT #211W | 42-219-02826 | HILCORP ENGY CO | Injection | 2,300 | -- | 4,400–5,360 |
| Active | CENTRAL MALLET UNIT #255 | 42-219-31212 | OCCIDENTAL PERMIAN EOR, LLC | Injection | 2,300 | -- | 4,600–5,300 |
| Active | MALLET UNIT #204W | 42-219-02800 | HILCORP ENGY CO | Injection | 2,300 | -- | 4,400–5,350 |
| Active | TEXACO SLAUGHTER ESTATE #23W | 42-219-37503 | BCE-MACH III LLC | Injection | 2,200 | -- | 7,400–8,200 |
| Active | SUNDOWN SLAUGHTER UNIT #1041 | 42-219-02973 | BCE-MACH III LLC | Injection | 2,200 | -- | 4,800–5,200 |
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.