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	LEVELLAND UNIT #354W	42-219-02017	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,200	110,333	4,700–5,100
Active	LEVELLAND UNIT #170W	42-219-02304	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	110,213	4,550–5,100
Active	LEVELLAND UNIT #180W	42-219-02445	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	110,180	4,750–4,917
Active	SMYER NE UNIT #103	42-219-33335	TEXLAND PETRO, L.P	Injection	1,000	110,023	5,770–5,985
Active	CENTRAL LEVELLAND UNIT #248W	42-219-32741	OCCIDENTAL PERMIAN EOR, LLC	Injection	800	110,003	4,648–4,968
Active	LEVELLAND UNIT #352W	42-219-02316	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,100	109,943	4,400–5,100
Active	MALLET #28W	42-219-01398	OXY USA WTP EOR, LLC	Injection	5,200	109,922	4,700–5,200
Active	LEVELLAND UNIT #200G	42-219-02242	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	109,841	4,550–5,100
Active	ELLWOOD "A" #6W	42-219-00777	HILCORP ENGY CO	Injection	5,000	109,813	5,400–6,200
Active	LEVELLAND UNIT #48W	42-219-02245	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	109,809	4,550–5,100
Active	LEVELLAND UNIT #304	42-219-01950	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	109,630	4,620–5,100
Active	LEVELLAND UNIT #296W	42-219-02297	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	109,397	4,755–4,883
Active	NORTH LEVELLAND UNIT #207W	42-219-37209	BCE-MACH III LLC	Injection	1,000	109,294	4,743–4,796
Active	SUNDOWN SLAUGHTER UNIT #1279W	42-219-30893	BCE-MACH III LLC	Injection	1,200	109,202	4,800–5,100
Active	SUNDOWN SLAUGHTER UNIT #1269A	42-219-36645	BCE-MACH III LLC	Injection	2,200	108,931	4,700–5,200
Active	MALLET #40W	42-219-01409	OXY USA WTP EOR, LLC	Injection	5,000	108,851	4,700–5,200
Active	SMYER, EAST /CLEARFORK/ UNIT #6W	42-219-03156	MOMENTUM OPER CO., INC	Injection	306	108,834	5,815–5,936
Active	LEVELLAND UNIT #173	42-219-02129	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	108,597	4,600–5,100
Active	LEVELLAND UNIT #256W	42-219-02444	OCCIDENTAL PERMIAN EOR, LLC	Injection	500	108,563	4,695–4,903
Active	LEVELLAND UNIT #224W	42-219-02235	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	108,423	4,757–4,874
Active	SUNDOWN SLAUGHTER UNIT #1277	42-219-30876	BCE-MACH III LLC	Injection	1,200	108,134	4,800–5,100
Active	MALLET #36W	42-219-01405	OXY USA WTP EOR, LLC	Injection	5,200	107,980	4,700–5,200
Active	WEST RKM UNIT #274	42-219-36169	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,120	107,968	4,600–5,200
Active	SLAUGHTER ESTATE UNIT #482	42-219-31539	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	107,872	4,800–5,200
Active	MAGEE, ELSIE B. #4	42-219-37498	ROGERS, S. K. OIL, INC	Injection	800	107,855	6,170–6,700
Active	LEVELLAND UNIT #769	42-219-32867	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,200	107,615	4,750–5,000
Active	CENTRAL MALLET UNIT #166W	42-219-02007	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,800	107,475	4,888–5,134
Active	CENTRAL LEVELLAND UNIT #194W	42-219-31903	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	107,363	4,550–5,000
Active	SLAUGHTER ESTATE UNIT #471	42-219-30797	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	107,207	4,800–5,200
Active	LEVELLAND UNIT #248W	42-219-02072	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	107,174	4,550–5,100
Active	SUNDOWN SLAUGHTER UNIT #1309	42-219-31203	BCE-MACH III LLC	Injection	2,200	107,089	4,800–5,200
Active	SLAUGHTER ESTATE UNIT #417	42-219-02395	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	107,065	4,600–5,200
Active	CENTRAL LEVELLAND UNIT #195W	42-219-31914	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	106,891	4,550–5,000
Active	SUNDOWN SLAUGHTER UNIT #1043	42-219-02975	BCE-MACH III LLC	Injection	2,200	106,564	4,800–5,200
Active	COLE #7W	42-219-36729	ROGERS, S. K. OIL, INC	Injection	800	106,496	6,150–6,600
Active	LEVELLAND UNIT #535	42-219-30520	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	106,354	4,550–5,100
Active	LEVELLAND UNIT #C 25	42-219-32878	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,200	106,322	4,550–5,100
Active	SUNDOWN SLAUGHTER UNIT #2003	42-219-02718	BCE-MACH III LLC	Injection	2,200	106,015	4,600–5,200
Active	LEVELLAND UNIT #69	42-219-01834	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,070	105,956	4,550–5,100
Active	CENTRAL MALLET UNIT #334	42-219-35431	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,800	105,885	4,880–5,047
Active	MCCORKLE, EULA ESTATE #2W	42-219-36676	ROGERS, S. K. OIL, INC	Injection	800	105,507	6,200–6,550
Active	COLE #4WI	42-219-36567	ROGERS, S. K. OIL, INC	Injection	800	105,496	6,180–6,600
Active	EAST MALLET UNIT #101W	42-219-31375	HILCORP ENGY CO	Injection	1,950	105,257	4,700–5,150
Active	LINKER (LOWER CLEARFORK) UNIT #301AW	42-219-34526	BASIN OIL & GAS OPER, LLC	Injection	1,000	105,237	6,760–7,410
Active	FIELDING, C. D. #3WI	42-219-36513	ROGERS, S. K. OIL, INC	Injection	800	105,100	6,200–6,550
Active	LEVELLAND UNIT #171W	42-219-02303	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	105,061	4,600–5,100
Active	LEVELLAND UNIT #153W	42-219-02324	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	105,025	4,600–5,100
Active	LEVELLAND UNIT #185W	42-219-02133	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	104,649	4,723–4,884
Active	LEVELLAND UNIT #258W	42-219-02282	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	104,593	4,759–4,894
Active	LEVELLAND UNIT #1160W	42-219-36723	OCCIDENTAL PERMIAN EOR, LLC	Injection	50,000	104,496	4,550–5,100
Active	LEVELLAND UNIT #108W	42-219-02058	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	104,479	4,600–5,100
Active	MAY-MONTGOMERY UNIT #92	42-219-35231	HILCORP ENGY CO	Injection	1,200	104,468	4,700–5,000
Active	FIELDING, C. D. "A" #2W	42-219-36704	ROGERS, S. K. OIL, INC	Injection	800	104,232	6,150–6,650
Active	LEVELLAND UNIT #15	42-219-02231	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,200	103,957	4,762–4,899
Active	SOUTHEAST WHITEFACE UNIT #1401	42-219-33699	RAW OIL & GAS, INC	Injection	500	103,909	4,881–4,895
Active	EVE "26" #3W	42-219-37018	ROGERS, S. K. OIL, INC	Injection	300	103,783	6,200–6,650
Active	CENTRAL MALLET UNIT #56W	42-219-03195	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,800	103,700	4,942–5,040
Active	SMYER NE UNIT #503	42-219-34192	TEXLAND PETRO, L.P	Injection	500	103,488	5,797–5,935
Active	SLAUGHTER ESTATE UNIT #43	42-219-02367	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	103,282	4,600–5,200
Active	EAST MALLET UNIT #99W	42-219-31001	HILCORP ENGY CO	Injection	1,950	103,227	4,700–5,200
Active	LEVELLAND UNIT #723	42-219-32481	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,200	103,139	4,785–4,990
Active	SLAUGHTER ESTATE UNIT #287	42-219-30815	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	103,138	4,800–5,200
Active	SLAUGHTER ESTATE UNIT #412W	42-219-02385	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,800	103,116	4,600–5,500
Active	SUNDOWN SLAUGHTER UNIT #4003W	42-219-01283	BCE-MACH III LLC	Injection	2,200	103,045	4,800–5,200
Active	MCCORKLE, EULA "A" #2W	42-219-37013	ROGERS, S. K. OIL, INC	Injection	200	102,993	6,200–6,600
Active	CENTRAL LEVELLAND UNIT #150W	42-219-30634	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	102,823	4,550–5,000
Active	LEVELLAND UNIT #267W	42-219-02062	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	102,637	4,550–5,100
Active	COONS, W. A. #27	42-219-32321	HILCORP ENGY CO	Injection	5,000	102,484	4,600–5,400
Active	DELOACHE, IRA P. #79	42-219-35562	BCE-MACH III LLC	Injection	3,000	102,214	4,738–4,818
Active	CENTRAL LEVELLAND UNIT #62W	42-219-10439	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	102,060	4,550–5,000
Active	EAST MALLET UNIT #128	42-219-35000	HILCORP ENGY CO	Injection	1,950	102,018	4,700–5,150
Active	SLAUGHTER ESTATE UNIT #240	42-219-00933	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,100	101,927	4,400–5,200
Active	WEST RKM UNIT #263	42-219-35067	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,800	101,764	4,700–5,200
Active	MEARS #3	42-219-36962	ROGERS, S. K. OIL, INC	Injection	900	101,656	7,000–7,550
Active	SLAUGHTER ESTATE UNIT #343	42-219-30471	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	101,581	4,800–5,200
Active	MONTGOMERY ESTATE-DAVIES NCT-2 #134	42-219-34556	BCE-MACH III LLC	Injection	500	101,524	4,650–4,900
Active	SUNDOWN UNIT #59	42-219-36004	HILCORP ENGY CO	Injection	5,350	101,375	4,800–5,200
Active	SUNDOWN SLAUGHTER UNIT #1110	42-219-03040	BCE-MACH III LLC	Injection	2,200	101,047	4,800–5,200
Active	ELLWOOD "A" #110	42-219-10300	HILCORP ENGY CO	Injection	5,000	100,986	5,400–6,200
Active	WEST RKM UNIT #38W	42-219-02177	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	100,982	4,700–5,100
Active	SUNDOWN SLAUGHTER UNIT #1179	42-219-10324	BCE-MACH III LLC	Injection	1,200	100,910	4,800–5,200
Active	SOUTHEAST LEVELLAND UNIT #3W	42-219-02599	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	100,879	4,676–5,011
Active	CENTRAL LEVELLAND UNIT #64W	42-219-10441	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	100,798	4,550–5,000
Active	HAMILTON, B. C. #4W	42-219-37177	ROGERS, S. K. OIL, INC	Injection	500	100,785	6,200–7,000
Active	CENTRAL MALLET UNIT #63	42-219-01992	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,800	100,600	4,818–5,045
Active	LINKER (LOWER CLEARFORK) UNIT #607W	42-219-37365	BASIN OIL & GAS OPER, LLC	Injection	1,000	100,553	6,890–7,755
Active	LEVELLAND UNIT #112W	42-219-02254	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	100,459	4,550–5,100
Active	POST MONTGOMERY LO.CLFK.WF UNIT #703	42-219-37060	CHI OPER, INC	Injection	2,000	100,029	7,168–7,844
Active	MEARS #4W	42-219-37178	ROGERS, S. K. OIL, INC	Injection	900	99,936	6,960–7,600
Active	SUNDOWN SLAUGHTER UNIT #1117	42-219-03047	BCE-MACH III LLC	UIC	2,200	99,803	4,600–5,200
Active	PHILLIPS, C. M. #4	42-219-35746	SIXESS ENGY, LLC	Injection	500	99,647	4,550–4,750
Active	HUDGENS, L. F. #8W	42-219-00322	CROSS TIMBERS ENGY, LLC	Injection	1,000	99,620	4,975–5,019
Active	CENTRAL MALLET UNIT #198	42-219-30094	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	99,363	4,600–5,300
Active	EAST RKM UNIT #12W	42-219-00083	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,500	99,200	4,835–5,001
Active	SUNDOWN SLAUGHTER UNIT #1360	42-219-35804	BCE-MACH III LLC	Injection	1,200	99,178	4,800–5,100
Active	WEST SUNDOWN UNIT #025	42-219-01734	OXY USA EOR, LLC	Injection	5,200	99,018	4,600–5,600
Active	LEVELLAND UNIT #86	42-219-02036	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	99,014	4,550–5,100
Active	CENTRAL LEVELLAND UNIT #164	42-219-30633	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	98,974	4,550–5,000
Active	CENTRAL LEVELLAND UNIT #184W	42-219-31232	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	98,972	4,550–5,000
Active	SUNDOWN SLAUGHTER UNIT #1379W	42-219-36126	BCE-MACH III LLC	Injection	2,200	98,765	4,953–5,043

page 6 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.