Saltwater Disposal Wells in Ector County

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

Active Wells

3,022

Permitted Capacity

8.9M bbl/d

Injected 12mo (thru 2025-06)

262.1M bbl

UIC Permits All Time

6,516

Ector County produced-water market → capacity trends, top holders, permit velocity

STATUS	LEASE / WELL	API	OPERATOR	TYPE	PERMITTED BBL/D	INJECTED 12MO	ZONE (FT)
Active	NORTH COWDEN UNIT #94W	42-135-01698	OCCIDENTAL PERMIAN LTD	Injection	5,000	36,600	3,700–5,600
Active	COCHRAN, W. C. #11WI	42-135-36337	TEXLAND PETRO, L.P	Injection	2,000	36,597	5,118–5,334
Active	SOUTH FOSTER UNIT #206	42-135-38162	OCCIDENTAL PERMIAN LTD	Injection	1,000	36,560	3,900–4,300
Active	EMMONS UNIT #207W	42-135-31439	AGHORN OPER, INC	Injection	600	36,251	4,450–4,700
Active	NORTH COWDEN UNIT #606W	42-135-30828	OCCIDENTAL PERMIAN LTD	Injection	1,000	36,206	4,245–4,680
Active	GOLDSMITH, C. A., ETAL #1381W	42-135-34251	HILCORP ENGY CO	Injection	2,000	36,193	4,969–7,867
Active	TXL SOUTH UNIT #1204W	42-135-08520	FORMENTERA OPERATIONS LLC	Injection	1,000	36,008	5,427–5,860
Active	GOLDSMITH-LANDRETH/SAN ANDRES/UT #190AI	42-135-41475	ATLAS OPER LLC	Injection	2,000	35,931	4,238–4,367
Active	WILLIAMSON SAN ANDRES UNIT #406	42-135-40622	BAKER OPER, INC	Injection	1,500	35,880	4,321–4,498
Active	TXL SOUTH UNIT #6203	42-135-08153	FORMENTERA OPERATIONS LLC	Injection	2,000	35,871	5,300–6,500
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #137W	42-135-08788	OCCIDENTAL PERMIAN LTD	Injection	5,000	35,869	5,200–6,800
Active	EAST PENWELL /SAN ANDRES/ UNIT #1012W	42-135-39174	BCE-MACH III LLC	Injection	2,000	35,817	3,400–3,999
Active	EAST PENWELL /SAN ANDRES/ UNIT #1509W	42-135-38947	BCE-MACH III LLC	Injection	1,500	35,698	3,400–4,500
Active	NORTH COWDEN UNIT #1040W	42-135-32822	OCCIDENTAL PERMIAN LTD	Injection	5,000	35,678	3,700–5,600
Active	EAST PENWELL /SAN ANDRES/ UNIT #911W	42-135-38438	BCE-MACH III LLC	Injection	2,000	35,659	3,400–4,000
Active	GOLDSMITH SAN ANDRES UNIT #249W	42-135-08867	HILCORP ENGY CO	Injection	2,000	35,646	3,884–5,111
Active	WITCHER, J. E. #30W	42-135-06922	OCCIDENTAL PERMIAN LTD	Injection	1,000	35,633	3,857–4,180
Active	NORTH PENWELL UNIT #221W	42-135-36419	RING ENGY, INC	Injection	1,200	35,593	3,400–4,800
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #168	42-135-06466	OCCIDENTAL PERMIAN LTD	Injection	5,000	35,540	5,200–6,800
Active	GOLDSMITH, C. A., ETAL #2229W	42-135-41730	HILCORP ENGY CO	Injection	2,000	35,521	4,969–7,867
Active	EAST PENWELL /SAN ANDRES/ UNIT #2206W	42-135-05151	BCE-MACH III LLC	Injection	0	35,496	3,463
Active	ADDIS, FRANK V. -D- #10	42-135-38400	OCCIDENTAL PERMIAN LTD	Injection	1,000	35,425	3,650–4,600
Active	NORTH COWDEN UNIT #1490	42-135-37157	OCCIDENTAL PERMIAN LTD	Injection	2,000	35,323	3,900–4,900
Active	SOUTH FOSTER UNIT #127W	42-135-30156	OCCIDENTAL PERMIAN LTD	Injection	1,000	35,262	3,896–4,130
Active	JOHNSON GBSA UNIT #1715W	42-135-36210	OXY USA WTP LP	Injection	1,000	35,150	3,820–4,500
Active	EAST PENWELL /SAN ANDRES/ UNIT #1108W	42-135-05015	BCE-MACH III LLC	Injection	2,000	34,967	3,481–3,825
Active	WEST GOLDSMITH UNIT #2805W	42-135-34560	AGHORN OPER, INC	Injection	500	34,681	4,307–4,422
Active	TXL SOUTH UNIT #901W	42-135-05454	FORMENTERA OPERATIONS LLC	Injection	1,000	34,656	5,392–5,950
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #43W	42-135-06236	OCCIDENTAL PERMIAN LTD	Injection	5,000	34,462	5,200–6,800
Active	TXL SOUTH UNIT #3309W	42-135-37317	FORMENTERA OPERATIONS LLC	Injection	2,000	34,396	5,550–6,600
Active	NORTH PENWELL UNIT #181W	42-135-35696	RING ENGY, INC	Injection	1,500	34,044	3,100–4,900
Active	NORTH COWDEN UNIT #253W	42-135-07691	OCCIDENTAL PERMIAN LTD	Injection	5,000	33,959	3,700–5,600
Active	WITCHER, J. E. #107W	42-135-37956	OCCIDENTAL PERMIAN LTD	Injection	1,000	33,927	3,892–4,200
Active	GOLDSMITH SAN ANDRES UNIT #B098W	42-135-01687	HILCORP ENGY CO	Injection	2,000	33,764	3,854–5,111
Active	RHODES COWDEN UNIT #304W	42-135-05847	OXY USA WTP LP	Injection	1,500	33,613	4,000–4,200
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #562	42-135-42123	OCCIDENTAL PERMIAN LTD	Injection	5,000	33,595	5,200–6,800
Active	WITCHER, J. E. -7- #15	42-135-38158	OCCIDENTAL PERMIAN LTD	Injection	1,000	33,526	3,900–4,300
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #17	42-135-03418	OCCIDENTAL PERMIAN LTD	Injection	2,625	33,365	5,450–6,400
Active	WEST GOLDSMITH UNIT #2003W	42-135-07140	AGHORN OPER, INC	Injection	500	32,998	4,323–4,453
Active	RHODES COWDEN UNIT #308W	42-135-30673	OXY USA WTP LP	Injection	1,500	32,951	4,000–4,325
Active	WITCHER, J. E. #35	42-135-06927	OCCIDENTAL PERMIAN LTD	Injection	1,000	32,867	3,875–4,170
Active	GOLDSMITH SAN ANDRES UNIT #355W	42-135-00760	HILCORP ENGY CO	Injection	2,000	32,753	3,854–5,111
Active	WIGHT, LOUIE E. #2W	42-135-07326	OXY USA INC	Injection	3,000	32,677	5,150–5,350
Active	RHODES COWDEN UNIT #668W	42-135-34671	OXY USA WTP LP	Injection	5,000	32,666	3,900–4,500
Active	GIST UNIT #62W	42-135-21100	AGHORN OPER, INC	Injection	750	32,639	4,150–4,350
Active	WIGHT, LOUIE E. #7	42-135-37248	OXY USA INC	Injection	3,000	32,585	5,100–5,500
Active	GOLDSMITH, C. A., ETAL #800W	42-135-01173	HILCORP ENGY CO	Injection	2,000	32,364	4,969–7,867
Active	EAST PENWELL /SAN ANDRES/ UNIT #910W	42-135-36922	BCE-MACH III LLC	Injection	2,000	32,340	3,450–3,950
Active	GIST -A- #513W	42-135-33513	AGHORN OPER, INC	Injection	600	32,321	4,240–4,532
Active	GOLDSMITH, C. A., ETAL #699W	42-135-01077	HILCORP ENGY CO	Injection	2,000	32,205	4,969–7,867
Active	FOSTER, H. C. #6W	42-135-33023	LAGUNA PETRO CORP	Injection	2,000	32,157	3,770–4,550
Active	NORTH COWDEN UNIT #610W	42-135-30829	OCCIDENTAL PERMIAN LTD	Injection	5,000	31,925	3,700–5,600
Active	NORTH FOSTER UNIT #107W	42-135-33194	AGHORN OPER, INC	Injection	2,000	31,922	4,010–4,310
Active	MOSS UNIT #1607WR	42-135-36861	AGHORN OPER, INC	Injection	1,500	31,882	4,300–4,750
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #143W	42-135-08578	OCCIDENTAL PERMIAN LTD	Injection	5,000	31,291	5,200–6,400
Active	FOSTER-JOHNSON UNIT #502W	42-135-04150	AGHORN OPER, INC	Injection	600	31,061	3,991–4,250
Active	JOHNSON GBSA UNIT #404W	42-135-10409	OXY USA WTP LP	Injection	1,500	30,628	3,900–4,287
Active	FOSTER, -C- #101A	42-135-34087	AGHORN OPER, INC	Injection	1,000	30,368	4,210–4,290
Active	EAST PENWELL /SAN ANDRES/ UNIT #1415W	42-135-38571	BCE-MACH III LLC	Injection	2,000	30,261	3,400–4,000
Active	COWDEN, ELLIOTT F. "F" #3	42-135-31957	AGHORN OPER, INC	Injection	1,000	30,033	8,334–9,500
Active	RHODES COWDEN UNIT #310W	42-135-34668	OXY USA WTP LP	Injection	1,000	29,982	4,056–4,117
Active	FOSTER-JOHNSON UNIT #201W	42-135-04314	AGHORN OPER, INC	Injection	700	29,672	4,050–4,269
Active	NORTH COWDEN UNIT #177W	42-135-08893	OCCIDENTAL PERMIAN LTD	Injection	5,000	29,666	3,700–5,600
Active	YARBROUGH & ALLEN #10D	42-135-05218	AGHORN OPER, INC	Disposal	1,500	29,603	3,900–4,900
Active	JOHNSON GBSA UNIT #707W	42-135-36075	OXY USA WTP LP	Injection	1,000	29,489	4,030–4,500
Active	ECTOR -AS- FEE #2D	42-135-10626	AGHORN OPER, INC	Injection	300	29,421	4,330–4,675
Active	JOHNSON GBSA UNIT #1105W	42-135-36853	OXY USA WTP LP	Injection	1,500	29,239	3,900–4,500
Active	FOSTER GBSA UNIT #619W	42-135-34007	OXY USA INC	Injection	5,000	29,174	3,700–4,600
Active	NORTH COWDEN UNIT #728W	42-135-31076	OCCIDENTAL PERMIAN LTD	Injection	800	29,107	4,203–4,643
Active	NORTH COWDEN UNIT #92	42-135-01696	OCCIDENTAL PERMIAN LTD	Injection	5,000	29,102	4,057–4,800
Active	GOLDSMITH ANDECTOR UNIT #N952 W	42-135-38914	MAVERICK PERMIAN LLC	Injection	2,000	28,738	5,543–6,500
Active	JOHNSON, J. L. -B- #82WU	42-135-32694	BASIN OIL & GAS OPER, LLC	Injection	2,500	28,639	4,032–4,301
Active	GOLDSMITH SAN ANDRES UNIT #429WC	42-135-00810	HILCORP ENGY CO	Injection	2,000	28,558	3,854–5,111
Active	NORTH COWDEN UNIT #195W	42-135-07698	OCCIDENTAL PERMIAN LTD	Injection	5,000	28,492	3,700–5,600
Active	JOHNSON, J. L. -31- #10W	42-135-04094	BASIN OIL & GAS OPER, LLC	Injection	1,000	28,477	3,804–4,174
Active	FOSTER-JOHNSON UNIT #907W	42-135-20320	AGHORN OPER, INC	Injection	450	28,367	4,186–4,318
Active	SOUTH FOSTER UNIT #92W	42-135-07840	OCCIDENTAL PERMIAN LTD	Injection	1,000	28,243	3,915–4,200
Active	FOSTER-PEGUES UNIT #23	42-135-38649	LAGUNA PETRO CORP	Injection	1,000	28,191	3,750–4,600
Active	JOHNSON GBSA UNIT #1707W	42-135-35966	OXY USA WTP LP	Injection	1,500	28,160	3,900–4,300
Active	BROCK, L. E. #19	42-135-38455	LAGUNA PETRO CORP	Injection	5,000	28,124	3,600–4,600
Active	GIST UNIT #159	42-135-37799	AGHORN OPER, INC	Injection	1,200	28,036	4,142–4,305
Active	FOSTER-JOHNSON UNIT #1703W	42-135-30638	AGHORN OPER, INC	Injection	600	27,936	4,065–4,119
Active	SOUTH FOSTER UNIT #139W	42-135-30637	OCCIDENTAL PERMIAN LTD	Injection	2,500	27,896	3,800–4,400
Active	SOUTH FOSTER UNIT #137W	42-135-30726	OCCIDENTAL PERMIAN LTD	Injection	1,000	27,874	3,800–4,400
Active	GOLDSMITH SAN ANDRES UNIT #185W	42-135-00599	HILCORP ENGY CO	Injection	5,000	27,844	3,854–5,111
Active	NORTH COWDEN UNIT #93W	42-135-01697	OCCIDENTAL PERMIAN LTD	Injection	5,000	27,798	4,045–5,000
Active	COWDEN, ELLIOTT F., -B- #5W	42-135-03234	OCCIDENTAL PERMIAN LTD	Injection	5,000	27,682	3,700–4,400
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #22R	42-135-40815	OCCIDENTAL PERMIAN LTD	Injection	5,000	27,647	5,200–6,400
Active	TXL SOUTH UNIT #7503W	42-135-02220	FORMENTERA OPERATIONS LLC	Injection	2,000	27,376	5,300–6,500
Active	MOSS UNIT #1606W	42-135-20165	AGHORN OPER, INC	Injection	1,500	27,366	4,486–4,677
Active	NORTH COWDEN UNIT #1322W	42-135-35812	OCCIDENTAL PERMIAN LTD	Injection	5,000	27,356	3,900–4,900
Active	TXL -C- #1W	42-135-33028	BAKER OPER, INC	Injection	1,000	27,258	4,115–4,136
Active	TXL -A- #4W	42-135-06075	WALSH & WATTS, INC	Injection	1,000	27,092	3,873–4,177
Active	NORTH COWDEN UNIT #1290W	42-135-35549	OCCIDENTAL PERMIAN LTD	Injection	5,000	27,080	3,700–5,600
Active	WEST GOLDSMITH UNIT #2806	42-135-35049	AGHORN OPER, INC	Injection	500	27,068	4,323–4,442
Active	BAGLEY, J. E. #13	42-135-35338	AGHORN OPER, INC	Injection	1,000	26,837	4,450–4,500
Active	FOSTER-JOHNSON UNIT #703W	42-135-04060	AGHORN OPER, INC	Injection	450	26,793	4,022–4,260
Active	COX CHRISTENSEN #1	42-135-36986	FIREBIRD ENGY II LLC	Injection	30,000	26,673	4,300–6,650
Active	JOHNSON GBSA UNIT #806W	42-135-36367	OXY USA WTP LP	Injection	1,000	26,604	4,111–4,167
Active	NORTH COWDEN UNIT #38W	42-135-07714	OCCIDENTAL PERMIAN LTD	Injection	900	26,603	4,546–4,822

page 17 of 66 · 6,516 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.