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	NEAL #8	42-219-34519	AVIATOR ENERGY, LLC	Injection	400	60,750	4,840–4,864
Active	SLAUGHTER ESTATE UNIT #384	42-219-34290	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	60,558	4,800–5,200
Active	MONTGOMERY ESTATE-DAVIES NCT-2 #10W	42-219-02899	BCE-MACH III LLC	Injection	500	60,462	4,550–4,900
Active	YOUNG-HAYS #103	42-219-31401	BURK ROYALTY CO., LTD	Injection	500	60,268	6,350–6,600
Active	EAST RKM UNIT #14W	42-219-03227	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,500	60,172	4,600–5,200
Active	LINKER (LOWER CLEARFORK) UNIT #508W	42-219-37480	BASIN OIL & GAS OPER, LLC	Injection	1,000	60,035	6,755–7,450
Active	HAMILL UNIT #1104	42-219-31825	EL RAN INC	Injection	500	59,936	4,729–4,771
Active	WEST LEVELLAND UNIT #316W	42-219-35370	HILCORP ENGY CO	Injection	300	59,877	4,750–5,000
Active	CENTRAL MALLET UNIT #144W	42-219-00861	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,800	59,834	4,906–5,107
Active	LEVELLAND UNIT #956	42-219-34603	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,200	59,748	4,000–5,100
Active	NORTHEAST LEVELLAND UNIT #24W	42-219-33404	HILCORP ENGY CO	Injection	5,000	59,630	4,550–5,200
Active	LEVELLAND UNIT #104W	42-219-00213	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	59,539	4,705–4,867
Active	POINTER #2	42-219-37516	BURK ROYALTY CO., LTD	Injection	500	59,515	6,367–6,399
Active	CENTRAL MALLET UNIT #146	42-219-00856	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	59,501	4,400–5,300
Active	SUNDOWN SLAUGHTER UNIT #6011	42-219-02823	BCE-MACH III LLC	Injection	1,400	59,407	4,800–5,200
Active	LEVELLAND UNIT #952	42-219-34613	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,070	59,278	4,550–5,100
Active	LEVELLAND UNIT #379W	42-219-10460	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	59,245	4,550–5,100
Active	LEVELLAND UNIT #234W	42-219-02035	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	59,144	4,550–5,100
Active	SLAUGHTER, BOB #612W	42-219-37143	BCE-MACH III LLC	Injection	2,200	59,139	7,350–7,883
Active	CENTRAL LEVELLAND UNIT #51W	42-219-00407	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	59,050	4,550–5,000
Active	LEVELLAND UNIT #157W	42-219-02039	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	59,040	4,550–5,100
Active	LEVELLAND "C" #28	42-219-35311	CROSS TIMBERS ENGY, LLC	Injection	350	58,950	4,774–4,844
Active	SLAUGHTER, BOB #603W	42-219-36356	BCE-MACH III LLC	Injection	2,200	58,945	7,561–8,102
Active	MEDARBY UNIT #18AW	42-219-36957	BCE-MACH III LLC	Injection	2,000	58,942	4,500–5,000
Active	WEST RKM UNIT #44W	42-219-00198	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	58,901	4,700–5,100
Active	EAST RKM UNIT #37W	42-219-00356	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	58,867	4,700–5,200
Active	SLAUGHTER, A. A. ESTATE #72W	42-219-34996	BURK ROYALTY CO., LTD	Injection	300	58,729	5,903–5,919
Active	SOUTHEAST WHITEFACE UNIT #1906	42-219-36625	RAW OIL & GAS, INC	Injection	500	58,600	4,800–5,000
Active	BROWN #4	42-219-34185	TEXLAND PETRO, L.P	Injection	1,000	58,533	6,065–6,225
Active	SLAUGHTER, ALEX #27	42-219-37315	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,072	58,532	4,600–5,400
Active	EAST RKM UNIT #42W	42-219-00297	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	58,488	4,700–5,200
Active	WEST SUNDOWN UNIT #127	42-219-01773	OXY USA EOR, LLC	Injection	5,200	58,465	4,600–5,600
Active	LEVELLAND UNIT #609W	42-219-30756	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	58,443	5,070–5,236
Active	WEST RKM UNIT #231	42-219-34941	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	58,325	4,600–5,200
Active	LEVELLAND UNIT #72W	42-219-01829	OCCIDENTAL PERMIAN EOR, LLC	Injection	10,000	58,312	4,500–5,100
Active	MALLET UNIT #205AW	42-219-35600	HILCORP ENGY CO	Injection	2,300	58,277	4,400–5,322
Active	SOUTHEAST LEVELLAND UNIT #357	42-219-36416	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,150	58,213	4,550–5,100
Active	MALLET UNIT #203A	42-219-34783	HILCORP ENGY CO	Injection	2,000	57,967	4,400–5,388
Active	LEVELLAND UNIT #575	42-219-30576	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	57,832	4,550–5,100
Active	WEST SUNDOWN UNIT #075	42-219-01683	OXY USA EOR, LLC	Injection	5,200	57,814	4,600–5,600
Active	NORTH LEVELLAND UNIT #504	42-219-36115	BCE-MACH III LLC	Injection	500	57,707	4,650–5,000
Active	WEST SUNDOWN UNIT #055	42-219-01715	OXY USA EOR, LLC	Injection	5,200	57,479	4,600–5,600
Active	EAST MALLET UNIT #168W	42-219-37229	HILCORP ENGY CO	Injection	2,630	57,394	4,400–5,200
Active	EAST RKM UNIT #18W	42-219-00361	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	57,390	4,700–5,200
Active	SUNDOWN SLAUGHTER UNIT #1364	42-219-35926	BCE-MACH III LLC	Injection	1,200	57,389	4,800–5,100
Active	TYNER UNIT #302W	42-219-01986	OXY USA WTP EOR, LLC	Injection	5,000	57,375	4,800–5,200
Active	MONTGOMERY ESTATE-DAVIES NCT-2 #152	42-219-34716	BCE-MACH III LLC	Injection	500	57,368	4,650–4,900
Active	SLAUGHTER ESTATE UNIT #480	42-219-31625	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	57,348	4,800–5,200
Active	WEST RKM UNIT #165W	42-219-10526	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	57,280	4,600–5,200
Active	NEWSOM 'B' #1	42-219-34282	TEXLAND PETRO, L.P	Injection	1,000	57,073	6,068–6,205
Active	MALLET UNIT #1107	42-219-31274	HILCORP ENGY CO	Injection	5,000	57,060	4,400–5,120
Active	JENNINGS, JOE #4	42-219-01032	BASIN OIL & GAS OPER, LLC	Injection	500	56,805	4,789–4,837
Active	SUNDOWN SLAUGHTER UNIT #1107	42-219-03127	BCE-MACH III LLC	Injection	2,200	56,766	4,800–5,200
Active	SOUTHEAST LEVELLAND UNIT #155W	42-219-30687	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,150	56,743	4,550–5,100
Active	CENTRAL MALLET UNIT #107	42-219-00728	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	56,741	4,600–5,300
Active	WILKINSON, F. A. #8	42-219-35832	CROSS TIMBERS ENGY, LLC	Injection	350	56,470	4,746–4,815
Active	CENTRAL LEVELLAND UNIT #4W	42-219-00167	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	56,450	4,550–5,000
Active	WEST SUNDOWN UNIT #112	42-219-01695	OXY USA EOR, LLC	Injection	5,200	56,219	4,600–5,600
Active	LEVELLAND UNIT #77W	42-219-02071	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	56,170	4,550–5,100
Active	LEVELLAND UNIT #91W	42-219-01944	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	56,129	4,550–5,100
Active	WILKINSON, F. A. #4	42-219-32617	CROSS TIMBERS ENGY, LLC	Injection	350	56,100	4,732–4,809
Active	LEVELLAND UNIT #94W	42-219-01832	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	55,990	4,550–5,100
Active	WEST RKM UNIT #25W	42-219-02640	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,500	55,360	4,700–5,100
Active	CENTRAL MALLET UNIT #265	42-219-31384	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,800	55,059	4,936–5,038
Active	SLAUGHTER ESTATE UNIT #362	42-219-34257	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,140	54,830	4,600–5,400
Active	SUNDOWN SLAUGHTER UNIT #1265	42-219-30854	BCE-MACH III LLC	Injection	2,200	54,817	4,800–5,200
Active	WEST LEVELLAND UNIT #108W	42-219-00288	HILCORP ENGY CO	Injection	300	54,693	4,650–5,000
Active	NORTH CENTRAL LEVELLAND UNIT #155W	42-219-00994	HILCORP ENGY CO	Injection	1,000	54,613	4,650–5,000
Active	LEVELLAND "L" #9	42-219-33746	CROSS TIMBERS ENGY, LLC	Injection	350	54,540	4,746–4,818
Active	MAY-MONTGOMERY UNIT #76	42-219-33687	HILCORP ENGY CO	Injection	1,200	54,460	4,743–4,878
Active	LEVELLAND "C" #35	42-219-35392	CROSS TIMBERS ENGY, LLC	Injection	350	54,260	4,748–4,816
Active	FINLEY ESTATE #512	42-219-34776	BURK ROYALTY CO., LTD	Injection	300	54,166	6,375–6,600
Active	LEVELLAND UNIT #326W	42-219-02135	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	54,160	4,550–5,100
Active	LEVELLAND UNIT #264W	42-219-01943	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	54,136	4,550–5,100
Active	ROPES, E. (CLEARFORK) UNIT #6	42-219-10481	NEW HEIGHT ENERGY, LLC	Injection	2,000	54,133	5,895–6,119
Active	MALLET UNIT #116	42-219-01148	HILCORP ENGY CO	Injection	2,000	53,887	4,000–5,337
Active	SLAUGHTER ESTATE UNIT #329	42-219-02386	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	53,866	4,600–5,200
Active	LINKER (LOWER CLEARFORK) UNIT #803W	42-219-36862	BASIN OIL & GAS OPER, LLC	Injection	1,000	53,833	6,924–7,765
Active	FRAZIER, W. G. #110W	42-219-32525	HILCORP ENGY CO	Injection	5,000	53,832	7,200–8,100
Active	SMITH, ELSIE #3	42-219-32306	HILCORP ENGY CO	Injection	5,000	53,574	4,550–5,100
Active	HAMILL UNIT #202	42-219-31753	EL RAN INC	Injection	500	53,492	4,719–4,767
Active	SOUTHEAST LEVELLAND UNIT #381	42-219-37413	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,150	53,387	4,500–5,100
Active	SLAUGHTER, A. A. ESTATE #71W	42-219-34992	BURK ROYALTY CO., LTD	Injection	1,200	53,313	5,914–5,930
Active	WEST SUNDOWN UNIT #248	42-219-37459	OXY USA EOR, LLC	Injection	5,200	53,165	4,600–5,600
Active	SUNDOWN SLAUGHTER UNIT #1288	42-219-31020	BCE-MACH III LLC	Injection	2,200	53,152	4,700–5,200
Active	WEST RKM UNIT #317	42-219-37134	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	52,884	4,600–5,400
Active	SUNDOWN SLAUGHTER UNIT #1307	42-219-31043	BCE-MACH III LLC	Injection	1,200	52,759	4,800–5,100
Active	WEST RKM UNIT #154W	42-219-01816	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,120	52,689	4,500–5,200
Active	SUNDOWN SLAUGHTER UNIT #1046	42-219-02978	BCE-MACH III LLC	Injection	2,200	52,571	4,800–5,200
Active	SOUTHEAST LEVELLAND UNIT #6AI	42-219-35009	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,150	52,511	4,550–5,100
Active	COONS, W. A. #70W	42-219-36764	HILCORP ENGY CO	Injection	4,500	52,454	4,820–5,200
Active	CENTRAL MALLET UNIT #308	42-219-31541	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,800	52,368	4,936–5,088
Active	WEST LEVELLAND UNIT #306W	42-219-35366	HILCORP ENGY CO	Injection	300	52,320	4,750–5,000
Active	MALLET #13W	42-219-01370	OXY USA WTP EOR, LLC	Injection	1,000	52,311	4,879–5,018
Active	LEVELLAND UNIT #219W	42-219-02449	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	52,017	4,747–4,960
Active	EAST RKM UNIT #1CO	42-219-36081	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,500	52,009	4,800–5,200
Active	LEVELLAND UNIT #C 22	42-219-31639	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	52,004	4,550–5,100
Active	SUNDOWN UNIT #60	42-219-36005	HILCORP ENGY CO	Injection	5,300	51,854	4,600–5,300
Active	SUNDOWN SLAUGHTER UNIT #1357	42-219-35805	BCE-MACH III LLC	Injection	1,200	51,811	4,800–5,100
Active	ROBERTS-COBLE "B" #9W	42-219-31985	HILCORP ENGY CO	Injection	750	51,718	4,600–5,000

page 11 of 41 · 4,003 wells

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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.