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	SLAUGHTER ESTATE UNIT #314	42-219-02423	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	231,403	4,600–5,200
Active	ROPES, E. (CLEARFORK) UNIT #18W	42-219-30728	NEW HEIGHT ENERGY, LLC	Injection	2,000	231,108	6,040–6,070
Active	SUNDOWN SLAUGHTER UNIT #1104	42-219-03035	BCE-MACH III LLC	Injection	2,200	230,860	4,800–5,200
Active	COONS, W. A. #36W	42-219-34247	HILCORP ENGY CO	Injection	1,300	229,804	4,895–5,070
Active	FRAZIER, W. G. #32	42-219-00671	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	228,834	4,700–5,100
Active	MORTON, J. V. #C 5	42-219-35048	HILCORP ENGY CO	Injection	5,000	226,927	4,550–5,000
Active	LEVELLAND UNIT #124W	42-219-01056	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	226,776	4,550–5,100
Active	SLAUGHTER ESTATE UNIT #239	42-219-00932	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	226,563	4,600–5,200
Active	FRAZIER, W. G. #27	42-219-00664	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	226,505	4,700–5,100
Active	CENTRAL LEVELLAND UNIT #67W	42-219-02744	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	226,017	4,550–5,000
Active	SLAUGHTER, BOB #615W	42-219-37491	BCE-MACH III LLC	Injection	2,200	225,392	7,400–8,200
Active	WEST SUNDOWN UNIT #115	42-219-30098	OXY USA EOR, LLC	Injection	5,200	225,078	4,600–5,600
Active	SUNDOWN SLAUGHTER UNIT #1042	42-219-02974	BCE-MACH III LLC	UIC	2,200	222,858	4,800–5,200
Active	LEVELLAND UNIT #75W	42-219-02253	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	222,408	4,550–5,100
Active	SOUTHEAST LEVELLAND UNIT #8W	42-219-00210	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	220,772	4,702–5,012
Active	LEVELLAND UNIT #771	42-219-32868	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,200	218,834	4,770–5,000
Active	WEST SUNDOWN UNIT #140	42-219-00111	OXY USA EOR, LLC	Injection	5,200	218,528	4,600–5,600
Active	LEVELLAND UNIT #966	42-219-34809	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,200	216,796	4,704–4,888
Active	LEVELLAND UNIT #22	42-219-02349	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,200	215,242	4,738–5,000
Active	LEVELLAND UNIT #63W	42-219-01835	OCCIDENTAL PERMIAN EOR, LLC	Injection	10,000	214,760	4,300–4,885
Active	LEVELLAND UNIT #56W	42-219-01980	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,100	214,330	4,500–5,100
Active	SMYER, EAST /CLEARFORK/ UNIT #41W	42-219-03223	MOMENTUM OPER CO., INC	Injection	306	212,657	5,832–5,908
Active	MALLET #34W	42-219-01403	OXY USA WTP EOR, LLC	Injection	5,000	212,389	4,800–5,200
Active	LEVELLAND UNIT #410	42-219-30263	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	212,287	4,550–5,100
Active	SLAUGHTER ESTATE UNIT #347	42-219-31114	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	212,112	4,800–5,200
Active	CENTRAL LEVELLAND UNIT #250W	42-219-33083	OCCIDENTAL PERMIAN EOR, LLC	Injection	800	211,707	4,656–5,000
Active	FRAZIER, W. G. #69	42-219-30381	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	210,138	4,800–5,100
Active	LEVELLAND UNIT #345W	42-219-02315	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,100	210,118	4,400–5,100
Active	LEVELLAND UNIT #169W	42-219-01918	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	209,021	4,615–5,100
Active	FRAZIER, W. G. #34	42-219-00666	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	208,821	4,600–5,100
Active	LEVELLAND UNIT #290W	42-219-01961	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,100	208,624	4,550–5,100
Active	SUNDOWN SLAUGHTER UNIT #1121	42-219-03050	BCE-MACH III LLC	UIC	2,200	208,369	4,800–5,200
Active	SOUTHEAST LEVELLAND UNIT #137W	42-219-01054	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	207,610	4,785–4,997
Active	CENTRAL LEVELLAND UNIT #91W	42-219-00431	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	207,532	4,550–5,000
Active	SUNDOWN UNIT #86	42-219-36573	HILCORP ENGY CO	Injection	3,000	207,361	4,800–5,200
Active	SLAUGHTER, ALEX #20	42-219-33558	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,600	207,327	4,900–5,040
Active	SLAUGHTER ESTATE UNIT #39	42-219-02425	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	206,785	4,700–5,200
Active	LEVELLAND UNIT #C 3	42-219-31633	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	206,497	4,550–5,100
Active	LEVELLAND UNIT #C 12	42-219-31637	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	206,083	4,550–5,100
Active	D-L-S (SAN ANDRES) UNIT #412	42-219-34807	BURK ROYALTY CO., LTD	Injection	350	205,739	5,130–5,195
Active	SLAUGHTER ESTATE UNIT #18	42-219-00896	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	205,131	4,600–5,200
Active	COBLE "A" #6W	42-219-82059	AVIATOR ENERGY, LLC	Injection	800	204,885	4,766–4,895
Active	SUNDOWN SLAUGHTER UNIT #1134	42-219-03064	BCE-MACH III LLC	Injection	2,200	204,852	4,550–5,200
Active	COBLE "A" #21	42-219-35955	AVIATOR ENERGY, LLC	Injection	800	202,399	4,780–4,906
Active	SMYER, EAST /CLEARFORK/ UNIT #53W	42-219-10494	MOMENTUM OPER CO., INC	Injection	306	202,357	5,851–5,926
Active	LEVELLAND UNIT #220W	42-219-02447	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	202,293	4,550–5,100
Active	SUNDOWN SLAUGHTER UNIT #1171	42-219-03099	BCE-MACH III LLC	UIC	2,200	200,884	4,800–5,200
Active	SUNDOWN SLAUGHTER UNIT #9005	42-219-02551	BCE-MACH III LLC	UIC	2,200	200,511	4,730–5,200
Active	FRAZIER, W. G. #1W	42-219-32601	HILCORP ENGY CO	Injection	5,039	200,238	7,200–8,100
Active	SUNDOWN SLAUGHTER UNIT #1175	42-219-03103	BCE-MACH III LLC	Injection	2,200	200,075	4,600–5,200
Active	LEVELLAND UNIT #359W	42-219-00107	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	199,908	4,808–4,900
Active	FRAZIER, W. G. #9	42-219-03179	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	199,857	4,500–5,100
Active	FRAZIER, W. G. #135	42-219-34530	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	199,764	4,800–5,100
Active	CENTRAL LEVELLAND UNIT #192W	42-219-31522	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	199,692	4,550–5,000
Active	GANN, L. D. #15W	42-219-31168	AVIATOR ENERGY, LLC	UIC	500	199,678	4,802–4,928
Active	LEVELLAND UNIT #1207WD	42-219-37119	OCCIDENTAL PERMIAN EOR, LLC	Injection	20,000	199,358	4,550–11,630
Active	LEVELLAND UNIT #C 1	42-219-31631	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	199,333	4,550–5,100
Active	WEST RKM UNIT #141	42-219-00387	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	199,145	4,600–5,200
Active	LEVELLAND UNIT #7	42-219-01844	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	197,605	4,550–5,100
Active	GIVAN, FRANK E. #4	42-219-10497	HILCORP ENGY CO	Injection	5,000	196,914	4,800–5,200
Active	SLAUGHTER ESTATE UNIT #325	42-219-02416	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	196,853	4,600–5,200
Active	ROPES CANYON REEF UNIT #1010D	42-219-31049	SADDLE RIM ENGY (TEXAS), LLC	Disposal	15,000	196,531	9,800–11,500
Active	LEVELLAND UNIT #44W	42-219-01836	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	196,279	4,450–5,100
Active	WEST SUNDOWN UNIT #216	42-219-02625	OXY USA EOR, LLC	Injection	5,200	196,269	4,600–5,600
Active	NEWSOM, C. V. #8W	42-219-33411	HILCORP ENGY CO	Injection	1,000	196,023	4,728–4,920
Active	SUNDOWN SLAUGHTER UNIT #1128	42-219-03059	BCE-MACH III LLC	Injection	1,200	195,711	4,800–5,100
Active	LEVELLAND UNIT #340W	42-219-02136	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,100	195,530	4,400–5,100
Active	CENTRAL LEVELLAND UNIT #40W	42-219-00164	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	195,430	4,550–5,000
Active	LEVELLAND UNIT #309W	42-219-02077	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,800	195,425	4,550–5,100
Active	SUNDOWN SLAUGHTER UNIT #1289	42-219-30994	BCE-MACH III LLC	Injection	2,200	195,073	4,700–5,200
Active	LEVELLAND UNIT #C 20	42-219-31701	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,800	194,531	4,550–5,100
Active	SUNDOWN SLAUGHTER UNIT #1003	42-219-02935	BCE-MACH III LLC	Injection	2,200	193,365	4,676–5,200
Active	CENTRAL LEVELLAND UNIT #228W	42-219-32620	OCCIDENTAL PERMIAN EOR, LLC	Injection	800	192,647	4,685–5,000
Active	LEVELLAND UNIT #669W	42-219-30505	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	192,639	4,550–5,100
Active	FRAZIER, W. G. #31	42-219-00808	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	192,444	4,800–5,100
Active	SUNDOWN SLAUGHTER UNIT #1271	42-219-30872	BCE-MACH III LLC	Injection	2,200	191,366	4,800–5,200
Active	LEVELLAND UNIT #128W	42-219-02244	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	191,098	4,550–5,100
Active	LEVELLAND UNIT #396	42-219-30153	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,200	190,302	4,740–5,000
Active	SUNDOWN SLAUGHTER UNIT #1305	42-219-31038	BCE-MACH III LLC	Injection	1,200	189,713	4,800–5,100
Active	NORTHEAST LEVELLAND UNIT #17W	42-219-31563	HILCORP ENGY CO	Injection	1,000	189,463	4,500–5,100
Active	LEVELLAND UNIT #127W	42-219-02261	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	189,361	4,550–5,100
Active	SLAUGHTER ESTATE UNIT #255	42-219-30015	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	189,249	4,800–5,200
Active	SOUTHEAST LEVELLAND UNIT #34W	42-219-02694	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,150	189,177	4,500–5,100
Active	LEVELLAND UNIT #969	42-219-35043	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	188,595	4,550–5,100
Active	SLAUGHTER ESTATE UNIT #286	42-219-30793	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	188,475	4,800–5,200
Active	ROBERTS #5W	42-219-34815	THREE SPAN OIL & GAS, INC	Injection	1,000	188,208	4,744–4,783
Active	WEST RKM UNIT #67W	42-219-01451	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	186,693	4,700–5,100
Active	LEVELLAND UNIT #30	42-219-01965	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,070	186,594	4,200–5,100
Active	LEVELLAND UNIT #46W	42-219-00271	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,800	186,465	4,550–5,100
Active	SUNDOWN SLAUGHTER UNIT #1284	42-219-30928	BCE-MACH III LLC	Injection	1,200	186,126	4,800–5,100
Active	SLAUGHTER ESTATE UNIT #320	42-219-02390	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	185,914	4,600–5,200
Active	LEVELLAND UNIT #968	42-219-35041	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,100	184,792	4,400–5,100
Active	FRAZIER, W. G. #89	42-219-31812	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	184,732	4,700–5,100
Active	MAY-MONTGOMERY UNIT #9W	42-219-01589	HILCORP ENGY CO	Injection	1,200	184,703	4,766–4,916
Active	SUNDOWN SLAUGHTER UNIT #3006	42-219-02705	BCE-MACH III LLC	Injection	2,200	184,064	4,800–5,200
Active	WEST RKM UNIT #143	42-219-00052	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	183,648	4,600–5,200
Active	LEVELLAND UNIT #319W	42-219-02274	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	183,483	4,765–4,906
Active	MAY-MONTGOMERY UNIT #24	42-219-01586	HILCORP ENGY CO	Injection	5,000	182,989	4,500–5,200
Active	LEVELLAND UNIT #88W	42-219-01954	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	182,768	4,550–5,100
Active	CENTRAL LEVELLAND UNIT #210W	42-219-32394	OCCIDENTAL PERMIAN EOR, LLC	Injection	800	182,561	4,650–4,953

page 2 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.