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 #1179W	42-135-34854	OCCIDENTAL PERMIAN LTD	Injection	5,000	93,328	3,700–5,600
Active	HOLT, O. B. #86W	42-135-31646	TEXLAND PETRO, L.P	Injection	1,000	93,323	4,150–4,525
Active	JORDAN UNIVERSITY UNIT #111W	42-135-05094	CITATION OIL & GAS CORP	Injection	2,000	93,319	3,100–3,800
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #590	42-135-42140	OCCIDENTAL PERMIAN LTD	Injection	5,000	92,945	5,200–6,800
Active	NORTH COWDEN UNIT #390W	42-135-06785	OCCIDENTAL PERMIAN LTD	Injection	5,000	92,812	3,700–5,600
Active	FOSTER, F. #11	42-135-04782	OCCIDENTAL PERMIAN LTD	Injection	2,500	92,659	3,700–4,500
Active	EAST PENWELL /SAN ANDRES/ UNIT #1506	42-135-36143	BCE-MACH III LLC	Injection	2,000	92,603	3,450–3,900
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #479	42-135-41572	OCCIDENTAL PERMIAN LTD	Injection	5,000	92,452	5,200–6,600
Active	TXL SOUTH UNIT #501W	42-135-05765	FORMENTERA OPERATIONS LLC	Injection	2,000	92,437	5,300–6,500
Active	EAST COWDEN (GRAYBURG) UNIT #37W	42-135-31767	BASIN OIL & GAS OPER, LLC	Injection	2,000	92,358	4,200–4,700
Active	TXL SOUTH UNIT #7502	42-135-02219	FORMENTERA OPERATIONS LLC	Injection	2,000	92,343	5,300–6,500
Active	DEFORD #15	42-135-42478	OCCIDENTAL PERMIAN LTD	Injection	5,000	92,334	5,200–6,800
Active	GOLDSMITH SAN ANDRES UNIT #B035WR	42-135-02494	HILCORP ENGY CO	Injection	2,000	92,276	3,854–5,111
Active	GIST -B- #512W	42-135-33124	AGHORN OPER, INC	Injection	600	92,188	4,240–4,640
Active	PENWELL UNIT #2347W	42-135-01559	CROSS TIMBERS ENGY, LLC	Injection	1,500	92,040	3,378–3,854
Active	NORTH COWDEN UNIT #1243W	42-135-35424	OCCIDENTAL PERMIAN LTD	Injection	5,000	92,020	3,700–5,600
Active	EAST PENWELL /SAN ANDRES/ UNIT #328WU	42-135-38579	BCE-MACH III LLC	Injection	2,000	91,925	3,400–3,810
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #559	42-135-42085	OCCIDENTAL PERMIAN LTD	Injection	5,000	91,903	5,200–6,800
Active	TXL SOUTH UNIT #8105	42-135-37293	FORMENTERA OPERATIONS LLC	Injection	2,000	91,676	5,300–6,510
Active	TXL NORTH UNIT #461W	42-135-05385	FORMENTERA OPERATIONS LLC	Injection	3,000	91,666	5,300–7,100
Active	GOLDSMITH, C. A., ETAL #664W	42-135-01042	HILCORP ENGY CO	Injection	2,000	91,334	5,000–7,867
Active	NORTH COWDEN UNIT #1442	42-135-36806	OCCIDENTAL PERMIAN LTD	Injection	5,500	91,329	3,700–5,300
Active	JORDAN UNIVERSITY UNIT #333	42-135-31511	CITATION OIL & GAS CORP	Injection	2,000	91,280	3,100–3,800
Active	JORDAN UNIVERSITY UNIT #219W	42-135-30720	CITATION OIL & GAS CORP	Injection	2,000	91,263	3,100–3,800
Active	NORTH COWDEN UNIT #214W	42-135-02788	OCCIDENTAL PERMIAN LTD	Injection	5,000	91,249	3,700–5,600
Active	TXL SOUTH UNIT #6204W	42-135-08154	FORMENTERA OPERATIONS LLC	Injection	2,000	91,153	5,300–6,500
Active	NORTH COWDEN UNIT #1149	42-135-34328	OCCIDENTAL PERMIAN LTD	Injection	5,000	90,990	3,700–5,600
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #484	42-135-41516	OCCIDENTAL PERMIAN LTD	Injection	5,000	90,665	5,200–6,800
Active	NORTH COWDEN UNIT #1268W	42-135-35452	OCCIDENTAL PERMIAN LTD	Injection	5,000	90,612	3,700–5,600
Active	JOHNSON GBSA UNIT #2807W	42-135-36383	OXY USA WTP LP	Injection	5,000	90,477	4,000–4,550
Active	GOLDSMITH, C. A., ETAL #563W	42-135-00942	HILCORP ENGY CO	Injection	2,000	90,449	4,969–7,867
Active	T. P. LAND TRUST -A- #8W	42-135-05715	OCCIDENTAL PERMIAN LTD	Injection	1,000	90,232	5,100–5,368
Active	GOLDSMITH, C. A., ETAL #1572W	42-135-35138	HILCORP ENGY CO	Injection	2,000	90,175	4,969–7,867
Active	TXL SOUTH UNIT #404W	42-135-05956	FORMENTERA OPERATIONS LLC	Injection	1,200	90,165	5,420–6,150
Active	CVX 6 #14	42-135-40335	CRESCENT ENGY OPER, LLC	Injection	5,000	89,989	4,000–6,000
Active	GOLDSMITH SAN ANDRES UNIT #B185W	42-135-37057	HILCORP ENGY CO	Injection	2,000	89,792	3,854–5,111
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #577	42-135-42183	OCCIDENTAL PERMIAN LTD	Injection	5,000	89,649	5,200–6,800
Active	RHODES COWDEN UNIT #469W	42-135-35931	OXY USA WTP LP	Injection	1,500	89,596	4,000–4,350
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #21R	42-135-42122	OCCIDENTAL PERMIAN LTD	Injection	5,000	89,333	5,200–6,800
Active	NORTH COWDEN UNIT #376W	42-135-07313	OCCIDENTAL PERMIAN LTD	Injection	1,000	89,305	4,008–4,332
Active	TXL SOUTH UNIT #5601W	42-135-05207	FORMENTERA OPERATIONS LLC	Injection	2,000	89,233	5,300–6,500
Active	GOLDSMITH, C. A., ETAL #1188W	42-135-30111	HILCORP ENGY CO	Injection	2,000	89,170	4,969–7,867
Active	NORTH COWDEN UNIT #540	42-135-30443	OCCIDENTAL PERMIAN LTD	Injection	5,000	89,152	3,700–5,600
Active	JOHNSON GBSA UNIT #715W	42-135-36864	OXY USA WTP LP	Injection	1,500	89,113	4,060–4,500
Active	NORTH COWDEN UNIT #368W	42-135-06787	OCCIDENTAL PERMIAN LTD	Injection	1,000	89,096	4,076–4,762
Active	GOLDSMITH SAN ANDRES UNIT #1319W	42-135-30505	HILCORP ENGY CO	Injection	2,000	89,087	3,854–5,111
Active	GOLDSMITH ADOBE UNIT #905W	42-135-05607	CRESCENT ENGY OPER, LLC	Injection	5,000	88,883	5,040–73,229
Active	COWDEN, ELLIOTT F., -A- #198	42-135-39109	OCCIDENTAL PERMIAN LTD	Injection	2,500	88,540	3,700–4,400
Active	NORTH COWDEN UNIT #1558	42-135-38073	OCCIDENTAL PERMIAN LTD	Injection	5,000	88,220	3,950–4,800
Active	NORTH COWDEN UNIT #422	42-135-07395	OCCIDENTAL PERMIAN LTD	Injection	1,000	88,067	4,089–4,344
Active	NORTH COWDEN UNIT #1158	42-135-34914	OCCIDENTAL PERMIAN LTD	Injection	2,000	88,052	4,052–4,436
Active	NORTH COWDEN UNIT #1156W	42-135-34857	OCCIDENTAL PERMIAN LTD	Injection	5,000	87,957	3,700–5,600
Active	NORTH COWDEN UNIT #203W	42-135-07971	OCCIDENTAL PERMIAN LTD	Injection	5,000	87,931	3,700–5,600
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #690	42-135-42751	OCCIDENTAL PERMIAN LTD	Injection	5,000	87,907	5,200–6,800
Active	GOLDSMITH, C. A., ETAL #724W	42-135-01101	HILCORP ENGY CO	Injection	2,000	87,817	4,969–7,867
Active	RHODES COWDEN UNIT #461W	42-135-35402	OXY USA WTP LP	Injection	1,500	87,772	4,000–4,350
Active	CUMMINS -B- #26	42-135-37087	FORMENTERA OPERATIONS LLC	Injection	5,000	87,457	5,300–6,400
Active	GOLDSMITH, C. A., ETAL #657W	42-135-01035	HILCORP ENGY CO	Injection	2,000	87,418	4,969–7,867
Active	GOLDSMITH-CUMMINS /DEEP/ UNIT #104	42-135-07594	FORMENTERA OPERATIONS LLC	Injection	2,500	87,262	5,300–6,400
Active	SOUTH FOSTER UNIT #54W	42-135-06888	OCCIDENTAL PERMIAN LTD	Injection	5,000	87,227	3,600–4,600
Active	PENWELL UNIT #2345W	42-135-01597	CROSS TIMBERS ENGY, LLC	Injection	1,800	87,117	3,400–3,870
Active	SOUTH FOSTER UNIT #37W	42-135-06853	OCCIDENTAL PERMIAN LTD	Injection	1,000	86,937	3,852–4,230
Active	TXL SOUTH UNIT #1205	42-135-08521	FORMENTERA OPERATIONS LLC	Injection	1,000	86,932	5,318–6,298
Active	GOLDSMITH ADOBE UNIT #3912W	42-135-02425	CRESCENT ENGY OPER, LLC	Injection	5,000	86,868	5,040–7,329
Active	GOLDSMITH, C. A., ETAL #625W	42-135-01003	HILCORP ENGY CO	Injection	2,000	86,597	4,969–7,867
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #81W	42-135-06491	OCCIDENTAL PERMIAN LTD	Injection	1,000	86,586	5,250–6,400
Active	NORTH COWDEN UNIT #1092	42-135-33652	OCCIDENTAL PERMIAN LTD	Injection	5,000	86,585	3,700–5,600
Active	SOUTH FOSTER UNIT #125W	42-135-30297	OCCIDENTAL PERMIAN LTD	Injection	1,000	86,529	4,111–4,341
Active	EAST PENWELL /SAN ANDRES/ UNIT #1315R	42-135-34602	BCE-MACH III LLC	Injection	2,000	86,470	3,237–3,758
Active	GOLDSMITH-CUMMINS /DEEP/ UNIT #109	42-135-05471	FORMENTERA OPERATIONS LLC	Injection	2,500	86,346	5,050–6,380
Active	GOLDSMITH SAN ANDRES UNIT #B087W	42-135-08879	HILCORP ENGY CO	Injection	2,000	86,296	3,854–5,111
Active	GOLDSMITH, C. A., ETAL #511W	42-135-00890	HILCORP ENGY CO	Injection	2,000	86,261	4,969–7,867
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #25W	42-135-03415	OCCIDENTAL PERMIAN LTD	Injection	5,000	86,234	5,200–6,400
Active	FOSTER, F. #6W	42-135-04778	OCCIDENTAL PERMIAN LTD	Injection	1,000	86,217	3,844–4,175
Active	GOLDSMITH, C. A., ETAL #2408W	42-135-42855	HILCORP ENGY CO	Injection	2,000	86,135	4,969–7,867
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #138W	42-135-06366	OCCIDENTAL PERMIAN LTD	Injection	1,000	86,057	5,375–6,370
Active	GOLDSMITH SAN ANDRES UNIT #308W	42-135-00717	HILCORP ENGY CO	Injection	1,200	85,964	4,093–4,152
Active	WITCHER, J. E. #17	42-135-06909	OCCIDENTAL PERMIAN LTD	Injection	1,000	85,889	3,894–7,196
Active	GOLDSMITH-CUMMINS /DEEP/ UNIT #128W	42-135-04520	FORMENTERA OPERATIONS LLC	Injection	2,500	85,859	5,450–6,400
Active	NORTH COWDEN UNIT #1064W	42-135-33820	OCCIDENTAL PERMIAN LTD	Injection	5,000	85,841	3,700–5,600
Active	GOLDSMITH, C. A., ETAL #1483W	42-135-34722	HILCORP ENGY CO	Injection	2,000	85,807	4,969–7,867
Active	NORTH COWDEN UNIT #618W	42-135-30888	OCCIDENTAL PERMIAN LTD	Injection	5,000	85,784	3,700–5,600
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #666	42-135-42450	OCCIDENTAL PERMIAN LTD	Injection	5,000	85,760	5,200–6,800
Active	GOLDSMITH ANDECTOR UNIT #H 11HW	42-135-00183	MAVERICK PERMIAN LLC	Injection	2,000	85,684	5,444–6,450
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #83W	42-135-04442	OCCIDENTAL PERMIAN LTD	UIC	1,000	85,623	5,653–6,330
Active	JOHNSON GBSA UNIT #2006	42-135-33556	OXY USA WTP LP	Injection	5,000	85,454	3,900–4,500
Active	CORRIGAN COWDEN UNIT #109W	42-135-37753	OXY USA INC	Injection	2,000	85,105	4,100–4,700
Active	RHODES COWDEN UNIT #466W	42-135-35935	OXY USA WTP LP	Injection	1,000	84,932	4,076–4,148
Active	GIST -B- #507W	42-135-33125	AGHORN OPER, INC	Injection	600	84,923	4,240–4,525
Active	GOLDSMITH, C. A., ETAL #683W	42-135-01061	HILCORP ENGY CO	Injection	2,000	84,878	4,969–7,867
Active	BARROW WIW #2	42-135-02347	FORMENTERA OPERATIONS LLC	Injection	6,000	84,870	5,200–5,530
Active	NORTH COWDEN UNIT #1125W	42-135-33962	OCCIDENTAL PERMIAN LTD	Injection	5,000	84,604	3,700–5,600
Active	RHODES COWDEN UNIT #680	42-135-35922	OXY USA WTP LP	Injection	1,500	84,553	4,000–4,400
Active	TXL SOUTH UNIT #5704W	42-135-08294	FORMENTERA OPERATIONS LLC	Injection	2,000	84,495	5,300–6,500
Active	SOUTH FOSTER UNIT #217	42-135-40870	OCCIDENTAL PERMIAN LTD	Injection	2,500	84,337	3,800–4,600
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #69W	42-135-06510	OCCIDENTAL PERMIAN LTD	Injection	5,000	84,329	5,200–6,800
Active	WEYMAN #1W	42-135-08034	OCCIDENTAL PERMIAN LTD	Injection	5,000	84,287	5,200–6,400
Active	TXL SOUTH UNIT #3304W	42-135-04940	FORMENTERA OPERATIONS LLC	Injection	2,000	84,039	5,300–6,500
Active	COWDEN, ELLIOTT F., -A- #43W	42-135-03383	OCCIDENTAL PERMIAN LTD	Injection	2,500	83,996	3,800–4,400
Active	NORTH COWDEN UNIT #613	42-135-30831	OCCIDENTAL PERMIAN LTD	Injection	1,000	83,884	4,268–4,698

page 10 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.