Saltwater Disposal Wells in Gaines County

Complete UIC injection & disposal well inventory from RRC permits, with reported H-10 volumes.

Active Wells

2,484

Permitted Capacity

11.8M bbl/d

Injected 12mo (thru 2025-06)

279.3M bbl

UIC Permits All Time

3,889

STATUS	LEASE / WELL	API	OPERATOR	TYPE	PERMITTED BBL/D	INJECTED 12MO	ZONE (FT)
Active	RUSSELL CLEARFORK UNIT #181W	42-165-02388	HILCORP ENGY CO	Injection	1,500	101,301	6,200–7,780
Active	WASSON SOUTH CLEARFORK UNIT #8503WS	42-165-00749	OCCIDENTAL PERMIAN LTD	Injection	2,000	101,055	5,890–7,477
Active	SOUTH CENTRAL ROBERTSON UNIT #26A	42-165-34292	CRESCENT ENGY OPER, LLC	Injection	2,000	100,997	5,859–7,116
Active	SEMINOLE SAN ANDRES UNIT #4015	42-165-31925	OXY USA INC	Injection	10,000	100,952	4,615–6,250
Active	SOUTH HARRIS UNIT #504W	42-165-02200	BCE-MACH III LLC	UIC	500	100,895	5,950–5,995
Active	WHARTON UNIT #46W	42-165-02947	BCE-MACH III LLC	Injection	1,500	100,750	5,898–6,020
Active	NORTH ROBERTSON UNIT #2004	42-165-35849	BCE-MACH III LLC	Injection	1,000	100,644	5,800–7,500
Active	SOUTH CENTRAL ROBERTSON UNIT #62	42-165-32447	CRESCENT ENGY OPER, LLC	Injection	1,000	100,532	5,871–7,155
Active	TRINITY UNIVERSITY "199" #8	42-165-36297	FASKEN OIL AND RANCH, LTD	Injection	1,000	100,529	5,300–5,700
Active	DENVER UNIT #7752	42-165-38224	OCCIDENTAL PERMIAN LTD	Injection	5,000	100,414	4,500–5,600
Active	CEDAR LAKE UNIT #19R	42-165-38369	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,041	100,236	4,500–5,300
Active	SEMINOLE SAN ANDRES UNIT #1505R	42-165-38628	OXY USA INC	Injection	10,000	100,024	4,600–5,940
Active	NORTH RILEY UNIT #111	42-165-01479	BCE-MACH III LLC	Injection	1,000	99,906	6,294–7,350
Active	HIGG RANCH (SAN ANDRES) UNIT #11	42-165-37965	GUNGOLL, CARL E. EXPL LLC	Injection	5,000	99,799	4,800–5,150
Active	DENVER UNIT #7535WC	42-165-30275	OCCIDENTAL PERMIAN LTD	Injection	5,000	99,732	4,400–5,495
Active	RUSSELL CLEARFORK UNIT #159WL	42-165-10433	HILCORP ENGY CO	Injection	1,500	99,633	6,200–7,800
Active	HARRIS SAN ANDRES UNIT #1619B	42-165-36821	PARALLEL PETRO LLC	Injection	500	99,489	4,450–4,965
Active	NORTH ROBERTSON UNIT #110W	42-165-36130	BCE-MACH III LLC	Injection	1,000	99,321	5,800–7,350
Active	NORTH RILEY UNIT #1054	42-165-34319	BCE-MACH III LLC	Injection	1,000	99,148	6,300–7,307
Active	SEMINOLE SAN ANDRES UNIT #3704W	42-165-30015	OXY USA INC	Injection	10,000	98,971	4,841–5,560
Active	CARM-ANN SAN ANDRES UNIT #417	42-165-36919	PARALLEL PETRO LLC	Injection	1,000	98,935	4,450–5,000
Active	RUSSELL CLEARFORK UNIT #456W	42-165-36855	HILCORP ENGY CO	Injection	3,560	98,803	6,307–8,400
Active	NORTH RILEY UNIT #55W	42-165-01491	BCE-MACH III LLC	Injection	1,000	98,734	6,364–7,350
Active	GAINES WASSON CLEARFORK UNIT #6515WG	42-165-01535	OCCIDENTAL PERMIAN LTD	Injection	1,000	98,643	5,590–8,020
Active	LINDOSS UNIT #5W	42-165-32364	BLOCK "T" PETRO, INC	Injection	3,000	98,511	5,000–5,750
Active	NORTH ROBERTSON SAN ANDRES UNIT #609W	42-165-37929	CITATION OIL & GAS CORP	Injection	2,000	98,501	4,300–5,000
Active	DENVER UNIT #6455	42-165-38151	OCCIDENTAL PERMIAN LTD	Injection	5,225	98,390	4,500–5,600
Active	GAINES WASSON CLEARFORK UNIT #5614	42-165-37910	OCCIDENTAL PERMIAN LTD	Injection	1,500	98,356	5,500–8,200
Active	H & J "A" #2	42-165-30639	FASKEN OIL AND RANCH, LTD	Injection	1,200	98,085	5,250–5,750
Active	DENVER UNIT #6625WC	42-165-30137	OCCIDENTAL PERMIAN LTD	Injection	4,500	97,841	4,561–5,313
Active	NORTH ROBERTSON SAN ANDRES UNIT #404W	42-165-37918	CITATION OIL & GAS CORP	Injection	2,000	97,667	4,300–5,000
Active	RUSSELL CLEARFORK UNIT #570W	42-165-38181	HILCORP ENGY CO	Injection	3,560	97,313	6,425–8,003
Active	NORTH RILEY UNIT #103	42-165-00591	BCE-MACH III LLC	Injection	1,000	97,211	6,338–7,350
Active	CEDAR LAKE UNIT #352	42-165-02682	OCCIDENTAL PERMIAN EOR, LLC	Injection	2,000	97,028	4,345–5,000
Active	SEMINOLE SAN ANDRES UNIT #5509W	42-165-01802	OXY USA INC	Injection	10,000	96,924	5,059–5,333
Active	NORTH RILEY UNIT #33W	42-165-02539	BCE-MACH III LLC	Injection	1,000	96,776	6,352–7,350
Active	CEDAR LAKE UNIT #127W	42-165-01978	OCCIDENTAL PERMIAN EOR, LLC	Injection	2,000	96,697	4,345–5,000
Active	SEMINOLE SAN ANDRES UNIT #1003	42-165-02071	OXY USA INC	Injection	6,500	96,684	4,840–5,386
Active	SEMINOLE SAN ANDRES UNIT #3118	42-165-31383	OXY USA INC	Injection	10,000	96,682	4,717–6,449
Active	HARRIS SAN ANDRES UNIT #1618A	42-165-37348	PARALLEL PETRO LLC	Injection	500	96,634	4,450–5,000
Active	SOUTH CENTRAL ROBERTSON UNIT #48	42-165-31820	CRESCENT ENGY OPER, LLC	Injection	1,500	96,542	5,813–7,168
Active	CARM-ANN SAN ANDRES UNIT #1202	42-165-36488	PARALLEL PETRO LLC	Injection	1,000	96,303	4,450–5,000
Active	FLANAGAN UNIT #98W	42-165-03246	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	96,200	5,725–7,355
Active	NJCU #22	42-165-36929	WHITE ROCK OIL & GAS, LLC	Injection	1,000	96,071	6,300–7,300
Active	CEDAR LAKE UNIT #43	42-165-02142	OCCIDENTAL PERMIAN EOR, LLC	Injection	2,000	95,932	4,345–5,000
Active	NORTH ROBERTSON UNIT #3329W	42-165-36517	BCE-MACH III LLC	Injection	1,000	95,858	5,800–7,500
Active	SEMINOLE SAN ANDRES UNIT #4203R	42-165-33938	OXY USA INC	Injection	10,000	95,657	5,000–6,000
Active	CEDAR LAKE UNIT #18	42-165-01551	OCCIDENTAL PERMIAN EOR, LLC	Injection	2,000	95,651	4,345–5,000
Active	SOUTH CENTRAL ROBERTSON UNIT #110	42-165-36405	CRESCENT ENGY OPER, LLC	Injection	2,500	95,579	6,300–7,200
Active	NORTH ROBERTSON UNIT #216W	42-165-35921	BCE-MACH III LLC	Injection	1,000	95,568	5,800–7,200
Active	DENVER UNIT #7575	42-165-37600	OCCIDENTAL PERMIAN LTD	Injection	10,000	95,507	4,500–5,495
Active	NORTH RILEY UNIT #93	42-165-01142	BCE-MACH III LLC	Injection	1,000	95,465	6,320–7,350
Active	CEDAR LAKE UNIT #332	42-165-02699	OCCIDENTAL PERMIAN EOR, LLC	Injection	2,000	95,175	4,345–5,000
Active	GAINES WASSON CLEARFORK UNIT #6508WG	42-165-00772	OCCIDENTAL PERMIAN LTD	Injection	1,000	95,034	5,590–8,020
Active	CEDAR LAKE UNIT #344	42-165-02701	OCCIDENTAL PERMIAN EOR, LLC	Injection	2,000	94,993	4,345–5,000
Active	DENVER UNIT #7612	42-165-00848	OCCIDENTAL PERMIAN LTD	Injection	4,500	94,742	4,800–5,302
Active	ADAIR SAN ANDRES UNIT #2204W	42-165-02232	HILCORP ENGY CO	Injection	1,000	94,435	4,765–4,890
Active	CEDAR LAKE UNIT #529	42-165-34248	OCCIDENTAL PERMIAN EOR, LLC	Injection	2,000	94,409	4,300–5,300
Active	FLANAGAN UNIT #7W	42-165-00898	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	94,376	5,759–7,309
Active	SOUTH CENTRAL ROBERTSON UNIT #67	42-165-32446	CRESCENT ENGY OPER, LLC	Injection	1,500	94,259	5,797–7,205
Active	NJCU #27	42-165-38849	WHITE ROCK OIL & GAS, LLC	Injection	1,000	94,231	6,350–7,300
Active	FLANAGAN UNIT #87W	42-165-02386	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	94,169	5,739–7,289
Active	NORTH RILEY UNIT #1070	42-165-34438	BCE-MACH III LLC	Injection	1,000	94,115	6,300–7,300
Active	FLANAGAN UNIT #85W	42-165-01685	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	93,952	5,747–7,297
Active	SEMINOLE SAN ANDRES UNIT #4204	42-165-02577	OXY USA INC	Injection	1,300	93,819	5,072–5,346
Active	CEDAR LAKE UNIT #216R	42-165-38371	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,041	93,736	4,500–5,300
Active	CARM-ANN SAN ANDRES UNIT #904	42-165-37144	PARALLEL PETRO LLC	Injection	1,000	93,490	4,450–4,947
Active	CEDAR LAKE UNIT #143W	42-165-01941	OCCIDENTAL PERMIAN EOR, LLC	Injection	2,000	93,431	4,345–5,000
Active	RUSSELL CLEARFORK UNIT #691W	42-165-38284	HILCORP ENGY CO	Injection	3,560	93,425	6,300–7,887
Active	NJCU #19	42-165-34383	WHITE ROCK OIL & GAS, LLC	Injection	1,000	93,409	6,300–7,300
Active	DENVER UNIT #7622WC	42-165-30178	OCCIDENTAL PERMIAN LTD	Injection	4,500	93,381	4,568–5,284
Active	CEDAR LAKE UNIT #317	42-165-02666	OCCIDENTAL PERMIAN EOR, LLC	Injection	2,000	93,280	4,345–5,000
Active	WASSON SOUTH CLEARFORK UNIT #7514WS	42-165-02513	OCCIDENTAL PERMIAN LTD	Injection	4,000	93,225	5,700–8,200
Active	NORTH ROBERTSON SAN ANDRES UNIT #406W	42-165-37922	CITATION OIL & GAS CORP	Injection	2,000	93,204	4,300–5,000
Active	WFM RANCH 18 #1W	42-165-38357	SOZO NATURAL RES LLC	Injection	20,000	92,941	4,720–5,800
Active	JENKINS UNIT #23	42-165-31859	BCE-MACH III LLC	Injection	500	92,864	4,653–4,935
Active	SOUTH CENTRAL ROBERTSON UNIT #9	42-165-02265	CRESCENT ENGY OPER, LLC	Injection	1,000	92,630	5,810–7,100
Active	HANFORD (SAN ANDRES) UNIT #308	42-165-33246	FASKEN OIL AND RANCH, LTD	Injection	1,200	92,287	5,290–5,800
Active	WASSON SOUTH CLEARFORK UNIT #7509WS	42-165-02373	OCCIDENTAL PERMIAN LTD	Injection	5,500	92,040	5,600–8,200
Active	WHARTON UNIT #96	42-165-02059	BCE-MACH III LLC	Injection	1,500	91,951	5,700–6,050
Active	BRANEX/AMERICAN #20	42-165-36879	TEXLAND PETRO, L.P	Injection	1,000	91,882	6,400–6,700
Active	SOUTH CENTRAL ROBERTSON UNIT #46	42-165-31821	CRESCENT ENGY OPER, LLC	Injection	1,500	91,831	5,822–7,195
Active	SOUTH CENTRAL ROBERTSON UNIT #56	42-165-32068	CRESCENT ENGY OPER, LLC	Injection	1,000	91,710	5,858–6,998
Active	EXXON FEE EUBANKS "C" #8W	42-165-01364	CITATION OIL & GAS CORP	Injection	2,000	91,708	5,900–7,158
Active	SEMINOLE SAN ANDRES UNIT #3915	42-165-32831	OXY USA INC	Injection	10,000	91,693	4,647–6,331
Active	DENVER UNIT #8555	42-165-38107	OCCIDENTAL PERMIAN LTD	Injection	5,225	91,680	4,500–5,600
Active	NJCU #26	42-165-37154	WHITE ROCK OIL & GAS, LLC	Injection	1,000	91,629	6,350–7,300
Active	SEMINOLE, EAST (SAN ANDRES) UNIT #36AW	42-165-30147	BLOCK "T" PETRO, INC	Injection	3,000	91,492	4,900–6,000
Active	CENTRAL ROBERTSON CLEARFORK UNIT #1203WR	42-165-33564	OCCIDENTAL PERMIAN EOR, LLC	Injection	1,000	91,459	5,800–7,212
Active	WHARTON UNIT #41	42-165-02942	BCE-MACH III LLC	Injection	1,500	91,410	5,908–6,016
Active	JENKINS UNIT #15	42-165-03043	BCE-MACH III LLC	Injection	615	91,394	4,600–5,300
Active	SOUTH CENTRAL ROBERTSON UNIT #54	42-165-32072	CRESCENT ENGY OPER, LLC	Injection	1,500	91,384	5,834–7,127
Active	SOUTH CENTRAL ROBERTSON UNIT #41	42-165-02245	CRESCENT ENGY OPER, LLC	Injection	1,500	91,369	5,868–6,712
Active	NORTH ROBERTSON UNIT #1002W	42-165-02746	BCE-MACH III LLC	Injection	1,000	91,338	5,850–7,180
Active	CARM-ANN SAN ANDRES UNIT #803	42-165-36310	PARALLEL PETRO LLC	Injection	500	91,302	4,450–5,000
Active	HARRIS SAN ANDRES UNIT #1502A	42-165-35840	PARALLEL PETRO LLC	Injection	500	91,243	4,450–5,000
Active	WHARTON UNIT #62	42-165-02962	BCE-MACH III LLC	Injection	1,500	91,158	5,898–6,018
Active	JENKINS UNIT #2	42-165-02883	BCE-MACH III LLC	Injection	500	91,114	4,622–4,922
Active	NORTH RILEY UNIT #101	42-165-01143	BCE-MACH III LLC	Injection	1,000	90,661	6,300–7,350
Active	SOUTH CENTRAL ROBERTSON UNIT #3W	42-165-02244	CRESCENT ENGY OPER, LLC	Injection	2,000	90,482	5,800–7,130

page 8 of 39 · 3,889 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.