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	HOBGOOD, J. J. #2	42-219-00633	AVIATOR ENERGY, LLC	Injection	1,500	98,745	4,680–6,620
Active	MALLET #80W	42-219-30647	OXY USA WTP EOR, LLC	Injection	1,000	98,449	4,800–5,073
Active	COMBS, L. ET AL #3	42-219-35774	SIXESS ENGY, LLC	Injection	500	98,000	4,550–4,750
Active	DELOACHE, IRA P. #38	42-219-33349	BCE-MACH III LLC	Injection	3,000	97,928	4,701–4,753
Active	PADGETT #3	42-219-32827	ROGERS, S. K. OIL, INC	Injection	300	97,844	4,730–4,820
Active	WEST RKM UNIT #53W	42-219-02650	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	97,623	4,700–5,100
Active	SOUTHEAST LEVELLAND UNIT #2W	42-219-00209	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	97,622	4,704–5,022
Active	LEVELLAND UNIT #13	42-219-00277	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	97,551	4,550–5,100
Active	MONTGOMERY ESTATE-DAVIES NCT-2 #120 H	42-219-34177	BCE-MACH III LLC	Injection	750	97,540	4,600–4,900
Active	MEDARBY UNIT #42	42-219-34858	BCE-MACH III LLC	Injection	1,000	97,483	4,650–4,900
Active	LEVELLAND UNIT #59W	42-219-00270	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	97,460	4,550–5,100
Active	SLAUGHTER ESTATE UNIT #345	42-219-31113	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	97,418	4,700–5,200
Active	SOUTHEAST LEVELLAND UNIT #120W	42-219-30034	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,150	97,383	4,550–5,100
Active	LEVELLAND UNIT #269W	42-219-02080	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	97,242	4,550–5,100
Active	MALLET #61W	42-219-01430	OXY USA WTP EOR, LLC	Injection	1,000	97,215	4,926–5,035
Active	COBLE "A" #22	42-219-35970	AVIATOR ENERGY, LLC	Injection	800	97,136	4,779–4,854
Active	WEST LEVELLAND UNIT #325W	42-219-35440	HILCORP ENGY CO	Injection	3,000	97,027	4,500–4,950
Active	SLAUGHTER ESTATE UNIT #313	42-219-02402	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	97,017	4,600–5,200
Active	NORTHWEST MALLET UNIT #70W	42-219-00570	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	96,832	4,700–5,200
Active	HEWITT, ELLA #4WI	42-219-36639	TEXLAND PETRO, L.P	Injection	800	96,812	6,700–7,050
Active	CENTRAL LEVELLAND UNIT #61W	42-219-02761	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	96,768	4,550–5,000
Active	DELOACHE, IRA P. #16	42-219-33119	BCE-MACH III LLC	Injection	3,000	96,524	4,715–4,758
Active	SLAUGHTER ESTATE UNIT #33W	42-219-02412	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,140	96,356	4,600–5,400
Active	SUNDOWN SLAUGHTER UNIT #8005C	42-219-36137	BCE-MACH III LLC	Injection	2,200	95,938	4,700–5,200
Active	SOUTHEAST LEVELLAND UNIT #79W	42-219-00088	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	95,829	4,725–5,012
Active	COBLE "B" #50W	42-219-31883	EXTEX OPER CO	Injection	1,000	95,797	4,750–5,000
Active	SUNDOWN SLAUGHTER UNIT #1373	42-219-35964	BCE-MACH III LLC	Injection	1,200	95,746	4,800–5,100
Active	SUNDOWN UNIT #65	42-219-36073	HILCORP ENGY CO	Injection	5,300	95,703	4,600–5,300
Active	ROPES, E. (CLEARFORK) UNIT #8W	42-219-10454	NEW HEIGHT ENERGY, LLC	Injection	10,000	95,515	5,937–6,060
Active	MALLET LAND & CATTLE CO. A/C #1 #3W	42-219-02634	WALKABOUT OPER, LLC	UIC	600	95,290	4,738–5,065
Active	SLAUGHTER ESTATE UNIT #242	42-219-00935	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,800	95,255	4,600–5,500
Active	HEWITT, ELLA #6W	42-219-36805	TEXLAND PETRO, L.P	Injection	600	95,204	6,700–7,000
Active	POST MONTGOMERY LO.CLFK.WF UNIT #1402	42-219-37187	CHI OPER, INC	Injection	2,000	95,116	7,150–7,532
Active	SUNDOWN SLAUGHTER UNIT #5001	42-219-01034	BCE-MACH III LLC	Injection	1,080	95,099	4,968–5,016
Active	SLAUGHTER ESTATE UNIT #415	42-219-02391	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	94,937	4,800–5,200
Active	LEVELLAND UNIT #27W	42-219-02275	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	94,848	4,550–5,100
Active	SUNDOWN SLAUGHTER UNIT #1275	42-219-30874	BCE-MACH III LLC	Injection	1,200	94,832	4,800–5,100
Active	SUNDOWN SLAUGHTER UNIT #1133	42-219-03063	BCE-MACH III LLC	Injection	2,200	94,750	4,800–5,200
Active	CENTRAL MALLET UNIT #295	42-219-31387	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	94,708	4,600–5,300
Active	SOUTHEAST LEVELLAND UNIT #88W	42-219-02667	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	94,692	4,710–4,979
Active	ROBERTS-COBLE "B" #12W	42-219-31978	HILCORP ENGY CO	Injection	750	94,557	4,600–5,000
Active	EAST RKM UNIT #40W	42-219-03207	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	94,555	4,700–5,200
Active	TEXACO SLAUGHTER ESTATE #15	42-219-36618	BCE-MACH III LLC	Injection	2,200	94,499	7,100–8,600
Active	GREENLEE ET AL A #4	42-219-37288	BURK ROYALTY CO., LTD	Injection	300	94,361	6,400–6,500
Active	KUNZ, F. #5W	42-219-36731	TEXLAND PETRO, L.P	Injection	800	94,157	6,700–7,000
Active	NORTHWEST MALLET UNIT #76W	42-219-00447	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	93,926	4,700–5,200
Active	COBLE, W. T. "A" NCT-1 #46	42-219-34163	BCE-MACH III LLC	Injection	500	93,709	4,650–4,900
Active	COOK, I. J. #5	42-219-34262	SIXESS ENGY, LLC	Injection	500	93,490	4,586–4,690
Active	LEVELLAND UNIT #265W	42-219-01969	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	93,479	4,600–5,100
Active	LEVELLAND UNIT #156G	42-219-02076	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	93,362	4,550–5,100
Active	SOUTHEAST LEVELLAND UNIT #216	42-219-32363	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,150	93,209	4,550–5,100
Active	LEVELLAND UNIT #207W	42-219-02456	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,200	93,189	4,334–5,100
Active	MALLET #65W	42-219-01434	OXY USA WTP EOR, LLC	Injection	1,000	93,053	4,898–5,028
Active	EAST MALLET UNIT #98W	42-219-31000	HILCORP ENGY CO	Injection	1,950	93,002	4,700–5,150
Active	EAST MALLET UNIT #127WH	42-219-35001	HILCORP ENGY CO	Injection	1,950	92,945	4,700–5,300
Active	CENTRAL MALLET UNIT #38	42-219-00721	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,800	92,759	4,939–5,051
Active	COBLE "C" #7W	42-219-31177	WALKABOUT OPER, LLC	Injection	1,200	92,725	4,823–4,936
Active	MALLET UNIT #210WI	42-219-02822	HILCORP ENGY CO	Injection	2,500	92,606	4,949–5,038
Active	LINKER (LOWER CLEARFORK) UNIT #606W	42-219-37363	BASIN OIL & GAS OPER, LLC	Injection	1,000	92,523	6,775–7,475
Active	SLAUGHTER ESTATE UNIT #310	42-219-02426	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	92,474	4,600–5,200
Active	HAMILTON, B. C. #3W	42-219-36730	ROGERS, S. K. OIL, INC	Injection	800	92,434	6,150–6,600
Active	SOUTHEAST LEVELLAND UNIT #263W	42-219-33218	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	91,913	4,773–5,014
Active	MALLET #175	42-219-36988	OXY USA WTP EOR, LLC	Injection	5,000	91,902	4,700–5,200
Active	CARSON, HEZZIE #4	42-219-36543	TEXLAND PETRO, L.P	Injection	500	91,871	6,790–6,930
Active	CENTRAL LEVELLAND UNIT #85W	42-219-02749	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	91,864	4,550–5,000
Active	WEST RKM UNIT #3W	42-219-02637	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,120	91,419	4,400–5,200
Active	SOUTH MALLET UNIT #325W	42-219-03289	WINN OPER, LLC	Injection	1,200	91,241	4,800–5,600
Active	SLAUGHTER ESTATE UNIT #468	42-219-30801	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	91,009	4,700–5,200
Active	LEVELLAND UNIT #515	42-219-30393	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	90,957	4,550–5,100
Active	MALLET UNIT #410W	42-219-03273	HILCORP ENGY CO	Injection	2,000	90,875	4,400–5,407
Active	LEVELLAND UNIT #291W	42-219-01966	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,500	90,850	4,700–5,000
Active	SLAUGHTER ESTATE UNIT #466	42-219-30813	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	90,699	4,800–5,200
Active	EAST MALLET UNIT #157WH	42-219-36175	HILCORP ENGY CO	Injection	1,950	90,593	4,700–5,300
Active	DELOACHE, IRA P. #69	42-219-35548	BCE-MACH III LLC	Injection	3,000	90,571	4,500–4,778
Active	MALLET L&C CO. #233	42-219-36922	CROSS TIMBERS ENGY, LLC	Injection	1,000	90,160	4,800–5,150
Active	SOUTHEAST LEVELLAND UNIT #321W	42-219-34990	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,150	90,117	4,550–5,100
Active	SMYER NE UNIT #501	42-219-33683	TEXLAND PETRO, L.P	Injection	2,000	90,092	5,780–5,987
Active	LEVELLAND UNIT #374W	42-219-10452	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,070	89,980	4,550–5,200
Active	LEVELLAND UNIT #32	42-219-02262	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	89,970	4,550–5,100
Active	ELLWOOD "A" #83W	42-219-10053	HILCORP ENGY CO	Injection	5,000	89,834	5,500–6,200
Active	ROBERTS, T. W. #4W	42-219-00240	AVIATOR ENERGY, LLC	UIC	500	89,775	4,803–4,930
Active	LEVELLAND UNIT #371W	42-219-10404	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,200	89,709	4,550–5,100
Active	CENTRAL MALLET UNIT #165W	42-219-00713	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,800	89,700	4,944–5,090
Active	WEST RKM UNIT #124W	42-219-01238	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	89,646	4,600–5,200
Active	SUNDOWN SLAUGHTER UNIT #1256W	42-219-30863	BCE-MACH III LLC	Injection	1,200	89,614	4,800–5,100
Active	COBLE, W. T. "B" NCT-1 #4	42-219-02736	BCE-MACH III LLC	Injection	500	89,609	4,650–4,900
Active	LINKER (LOWER CLEARFORK) UNIT #4102W	42-219-36774	BASIN OIL & GAS OPER, LLC	Injection	1,000	89,310	6,832–7,720
Active	CENTRAL MALLET UNIT #65W	42-219-01533	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,800	89,201	4,928–5,037
Active	SUNDOWN SLAUGHTER UNIT #1257	42-219-30858	BCE-MACH III LLC	Injection	1,200	89,161	4,800–5,100
Active	LEVELLAND UNIT #70W	42-219-01838	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	88,990	4,500–5,100
Active	CENTRAL LEVELLAND UNIT #153W	42-219-30640	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	88,742	4,550–5,000
Active	EAST MALLET UNIT #66W	42-219-01179	HILCORP ENGY CO	Injection	1,950	88,729	4,700–5,150
Active	LEVELLAND UNIT #386	42-219-10516	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	88,605	4,550–5,100
Active	LEVELLAND UNIT #251W	42-219-01942	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	88,411	4,770–4,906
Active	LINKER (LOWER CLEARFORK) UNIT #605W	42-219-37482	BASIN OIL & GAS OPER, LLC	Injection	1,000	88,256	6,765–7,500
Active	LEVELLAND UNIT #327W	42-219-02139	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,100	88,252	4,400–5,100
Active	NORTH LEVELLAND UNIT #704W	42-219-37090	BCE-MACH III LLC	Injection	2,000	88,206	4,700–4,870
Active	DELOACHE, IRA P. #67	42-219-35556	BCE-MACH III LLC	Injection	3,000	87,963	4,723–4,797
Active	ELLWOOD "A" #16W	42-219-00783	HILCORP ENGY CO	Injection	5,000	87,903	5,400–6,200
Active	LEVELLAND UNIT #604W	42-219-30741	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	87,861	4,853–4,984

page 7 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.