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	TXL SOUTH UNIT #4206	42-135-03658	FORMENTERA OPERATIONS LLC	Injection	2,000	83,879	5,300–6,500
Active	TXL SOUTH UNIT #7001W	42-135-08155	FORMENTERA OPERATIONS LLC	Injection	2,000	83,819	5,300–6,500
Active	GOLDSMITH SAN ANDRES UNIT #304W	42-135-00713	HILCORP ENGY CO	Injection	2,000	83,816	3,854–5,111
Active	EAST PENWELL /SAN ANDRES/ UNIT #818 W	42-135-38442	BCE-MACH III LLC	Injection	2,000	83,723	3,400–3,800
Active	NORTH COWDEN UNIT #1311W	42-135-35546	OCCIDENTAL PERMIAN LTD	Injection	5,000	83,637	3,700–5,600
Active	GOLDSMITH-CUMMINS /DEEP/ UNIT #140W	42-135-04468	FORMENTERA OPERATIONS LLC	Injection	5,000	83,544	5,400–6,270
Active	WILLIAMSON, J.M. #7	42-135-10657	AGHORN OPER, INC	Injection	2,000	83,467	4,180–5,800
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #452	42-135-41340	OCCIDENTAL PERMIAN LTD	Injection	5,000	83,366	5,200–6,600
Active	GOLDSMITH, C. A., ETAL #670W	42-135-01048	HILCORP ENGY CO	Injection	2,000	83,200	5,000–7,867
Active	PENWELL UNIT #4365W	42-135-01614	CROSS TIMBERS ENGY, LLC	Injection	1,000	83,030	3,174–3,850
Active	GOLDSMITH SAN ANDRES UNIT #B137W	42-135-02593	HILCORP ENGY CO	Injection	2,000	82,800	3,854–5,111
Active	GOLDSMITH SAN ANDRES UNIT #B024W	42-135-02483	HILCORP ENGY CO	Injection	2,000	82,800	3,854–5,111
Active	TXL NORTH UNIT #630W	42-135-07032	FORMENTERA OPERATIONS LLC	Injection	3,000	82,791	5,300–7,100
Active	GIST UNIT #96W	42-135-31864	AGHORN OPER, INC	Injection	0	82,725	4,150
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #473	42-135-41690	OCCIDENTAL PERMIAN LTD	Injection	5,000	82,609	5,200–6,800
Active	BLAKENEY, B. H. -A- #9	42-135-36635	OXY USA INC	Injection	2,500	82,338	5,100–5,500
Active	TXL SOUTH UNIT #3801	42-135-08188	FORMENTERA OPERATIONS LLC	Injection	2,000	82,283	5,300–6,500
Active	SOUTH FOSTER UNIT #21W	42-135-06884	OCCIDENTAL PERMIAN LTD	Injection	1,500	82,010	3,750–4,600
Active	GIST -A- #518W	42-135-35561	AGHORN OPER, INC	Injection	1,000	81,935	4,070–4,354
Active	GOLDSMITH, C. A., ETAL #847	42-135-01218	HILCORP ENGY CO	Injection	5,000	81,837	4,969–7,867
Active	GOLDSMITH, C. A., ETAL #593W	42-135-00971	HILCORP ENGY CO	Injection	5,000	81,734	4,969–7,867
Active	NORTH COWDEN UNIT #72WI	42-135-32041	OCCIDENTAL PERMIAN LTD	Injection	5,000	81,333	3,700–5,600
Active	NORTH COWDEN UNIT #1339W	42-135-35811	OCCIDENTAL PERMIAN LTD	Injection	1,200	81,305	3,900–4,900
Active	GOLDSMITH, C. A., ETAL #2323W	42-135-42474	HILCORP ENGY CO	Injection	2,000	81,244	5,463–6,675
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #691	42-135-42768	OCCIDENTAL PERMIAN LTD	Injection	5,000	81,208	5,200–6,800
Active	TXL SOUTH UNIT #3312	42-135-37314	FORMENTERA OPERATIONS LLC	Injection	2,000	81,194	5,450–6,600
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #123W	42-135-06505	OCCIDENTAL PERMIAN LTD	Injection	5,000	81,193	5,200–6,800
Active	SOUTH FOSTER UNIT #26W	42-135-06829	OCCIDENTAL PERMIAN LTD	Injection	2,500	81,055	4,031–4,330
Active	GOLDSMITH SAN ANDRES UNIT #1168RW	42-135-30135	HILCORP ENGY CO	Injection	2,000	81,023	3,854–5,111
Active	GOLDSMITH ANDECTOR UNIT #F 15W	42-135-00171	MAVERICK PERMIAN LLC	Injection	1,800	81,008	5,386–6,300
Active	EAST PENWELL /SAN ANDRES/ UNIT #1318W	42-135-39341	BCE-MACH III LLC	Injection	2,000	80,989	3,400–3,950
Active	NORTH COWDEN UNIT #189	42-135-08803	OCCIDENTAL PERMIAN LTD	Injection	2,000	80,950	4,250–4,850
Active	NORTH COWDEN UNIT #473W	42-135-01830	OCCIDENTAL PERMIAN LTD	Injection	5,000	80,947	3,700–5,600
Active	WITCHER, J. E. -PA- #14	42-135-06842	OCCIDENTAL PERMIAN LTD	Injection	1,000	80,896	3,860–4,170
Active	GOLDSMITH, C. A., ETAL #2213W	42-135-41480	HILCORP ENGY CO	Injection	2,000	80,776	4,969–7,867
Active	PENWELL UNIT #2358W	42-135-01484	CROSS TIMBERS ENGY, LLC	Injection	1,900	80,754	3,297–3,880
Active	NORTH COWDEN UNIT #836W	42-135-31264	OCCIDENTAL PERMIAN LTD	Injection	800	80,697	4,071–4,484
Active	GIST UNIT #12W	42-135-07948	AGHORN OPER, INC	Injection	1,200	80,652	4,139–4,385
Active	GOLDSMITH, C. A., ETAL #507W	42-135-00886	HILCORP ENGY CO	Injection	2,000	80,570	4,969–7,867
Active	WITCHER, J. E. #132	42-135-38239	OCCIDENTAL PERMIAN LTD	Injection	1,500	80,540	3,750–4,600
Active	EAST PENWELL /SAN ANDRES/ UNIT #1320W	42-135-39339	BCE-MACH III LLC	Injection	2,000	80,490	3,400–3,950
Active	WITCHER, J. E. #46W	42-135-06938	OCCIDENTAL PERMIAN LTD	Injection	1,500	80,327	3,700–4,600
Active	NORTH COWDEN UNIT #443W	42-135-06820	OCCIDENTAL PERMIAN LTD	Injection	1,000	80,129	4,038–4,260
Active	JOHNSON, J. L. -31- #25W	42-135-37922	BASIN OIL & GAS OPER, LLC	Injection	1,000	79,932	4,232–4,422
Active	WITCHER, J. E. -A- #1W	42-135-06854	OCCIDENTAL PERMIAN LTD	Injection	1,000	79,829	3,942–4,194
Active	TXL SOUTH UNIT #4001	42-135-03983	FORMENTERA OPERATIONS LLC	Injection	2,000	79,815	5,300–6,500
Active	GOLDSMITH, C. A., ETAL #461AW	42-135-31105	HILCORP ENGY CO	Injection	2,000	79,785	4,969–7,867
Active	GOLDSMITH ADOBE UNIT #1103W	42-135-05586	CRESCENT ENGY OPER, LLC	Injection	5,000	79,780	5,040–7,329
Active	NORTH COWDEN UNIT #2WI	42-135-30540	OCCIDENTAL PERMIAN LTD	Injection	1,000	79,687	4,409–4,769
Active	TXL -G- #2	42-135-33284	HIGHMARK ENGY OPER, LLC	Injection	500	79,674	4,207–4,294
Active	SOUTH FOSTER UNIT #198	42-135-36364	OCCIDENTAL PERMIAN LTD	Injection	1,500	79,556	3,980–4,250
Active	NORTH COWDEN UNIT #930W	42-135-31406	OCCIDENTAL PERMIAN LTD	Injection	1,000	79,385	3,900–4,900
Active	NORTH COWDEN UNIT #1157W	42-135-34855	OCCIDENTAL PERMIAN LTD	Injection	5,000	79,369	3,700–5,600
Active	GOLDSMITH-CUMMINS /DEEP/ UNIT #89W	42-135-05877	FORMENTERA OPERATIONS LLC	Injection	2,500	79,360	5,500–6,300
Active	CUMMINS -B- #27	42-135-37089	FORMENTERA OPERATIONS LLC	Injection	5,000	79,319	5,300–6,400
Active	JOHNSON GBSA UNIT #2413W	42-135-36483	OXY USA WTP LP	Injection	1,000	78,950	4,050–4,250
Active	JOHNSON GBSA UNIT #1717W	42-135-36357	OXY USA WTP LP	Injection	1,000	78,912	4,054–4,151
Active	SOUTH FOSTER UNIT #90W	42-135-07888	OCCIDENTAL PERMIAN LTD	Injection	1,000	78,782	3,600–4,625
Active	TXL SOUTH UNIT #3502W	42-135-08179	FORMENTERA OPERATIONS LLC	Injection	500	78,645	5,624–5,702
Active	GOLDSMITH, C. A., ETAL #651W	42-135-01029	HILCORP ENGY CO	Injection	2,000	78,556	4,969–7,867
Active	EAST HARPER UNIT #345W	42-135-03295	AGHORN OPER, INC	Injection	2,000	78,467	3,860–4,339
Active	WITCHER, J. E. -7- #14	42-135-38159	OCCIDENTAL PERMIAN LTD	Injection	1,000	78,301	3,900–4,300
Active	NORTH COWDEN UNIT #1165W	42-135-34858	OCCIDENTAL PERMIAN LTD	Injection	5,000	78,300	3,700–5,600
Active	NORTH COWDEN UNIT #437W	42-135-06768	OCCIDENTAL PERMIAN LTD	Injection	5,000	78,108	3,700–5,600
Active	EAST COWDEN (GRAYBURG) UNIT #39W	42-135-31741	BASIN OIL & GAS OPER, LLC	Injection	2,000	77,938	4,200–4,700
Active	TXL SOUTH UNIT #3804W	42-135-08191	FORMENTERA OPERATIONS LLC	Injection	2,000	77,914	5,300–6,500
Active	COWDEN, ELLIOTT F., -B- #12W	42-135-03241	OCCIDENTAL PERMIAN LTD	Injection	1,000	77,914	3,883–4,159
Active	TXL SOUTH UNIT #7103	42-135-03654	FORMENTERA OPERATIONS LLC	Injection	2,000	77,843	5,300–6,500
Active	PENWELL UNIT #3376W	42-135-01634	CROSS TIMBERS ENGY, LLC	Injection	950	77,812	3,330–3,727
Active	NORTH COWDEN UNIT #424W	42-135-07387	OCCIDENTAL PERMIAN LTD	Injection	5,000	77,730	3,950–4,500
Active	RHODES COWDEN UNIT #468W	42-135-35943	OXY USA WTP LP	Injection	1,500	77,663	4,000–4,350
Active	TXL NORTH UNIT #567W	42-135-20471	FORMENTERA OPERATIONS LLC	Injection	3,000	77,633	5,300–7,100
Active	NORTH COWDEN UNIT #1170W	42-135-34853	OCCIDENTAL PERMIAN LTD	Injection	5,000	77,211	3,700–5,600
Active	NORTH COWDEN UNIT #1264W	42-135-35448	OCCIDENTAL PERMIAN LTD	Injection	5,000	76,915	3,700–5,600
Active	NORTH COWDEN UNIT #563W	42-135-30379	OCCIDENTAL PERMIAN LTD	Injection	5,000	76,911	3,700–5,600
Active	TXL SOUTH UNIT #3706W	42-135-02449	FORMENTERA OPERATIONS LLC	Injection	2,000	76,760	5,300–6,500
Active	NORTH COWDEN UNIT #457W	42-135-07579	OCCIDENTAL PERMIAN LTD	Injection	800	76,472	4,035–4,360
Active	COWDEN, J. M. R/A -A- #131W	42-135-35022	OCCIDENTAL PERMIAN LTD	Injection	5,000	76,471	4,900–5,500
Active	EAST PENWELL /SAN ANDRES/ UNIT #304	42-135-07902	BCE-MACH III LLC	Injection	2,000	76,386	3,330–4,031
Active	NORTH COWDEN UNIT #1177	42-135-34849	OCCIDENTAL PERMIAN LTD	Injection	5,000	76,355	3,700–5,600
Active	EAST PENWELL /SAN ANDRES/ UNIT #101W	42-135-08116	BCE-MACH III LLC	Injection	2,000	76,313	3,510–3,666
Active	TXL SOUTH UNIT #6201	42-135-08151	FORMENTERA OPERATIONS LLC	Injection	2,000	76,153	5,300–6,500
Active	EAST HARPER UNIT #392W	42-135-35387	AGHORN OPER, INC	Injection	650	76,125	4,064–4,311
Active	PARKER -D- #11	42-135-03628	WALSH & WATTS, INC	Injection	1,000	76,096	3,881–4,275
Active	MOOERS #3	42-135-07934	OCCIDENTAL PERMIAN LTD	Injection	1,000	76,079	5,400–6,400
Active	COWDEN, J. M. R/A -A- #84W	42-135-02810	OCCIDENTAL PERMIAN LTD	Injection	1,000	75,961	4,900–5,400
Active	SOUTH FOSTER UNIT #133W	42-135-30640	OCCIDENTAL PERMIAN LTD	Injection	1,500	75,936	3,750–4,600
Active	NORTH COWDEN UNIT #218	42-135-07974	OCCIDENTAL PERMIAN LTD	Injection	5,000	75,925	3,700–5,600
Active	RHODES COWDEN UNIT #684W	42-135-35928	OXY USA WTP LP	Injection	1,000	75,860	4,087–4,160
Active	WITCHER, J. E. #109W	42-135-37957	OCCIDENTAL PERMIAN LTD	Injection	1,000	75,678	3,900–4,200
Active	GOLDSMITH-CUMMINS /DEEP/ UNIT #152	42-135-04535	FORMENTERA OPERATIONS LLC	Injection	750	75,524	5,564–6,400
Active	PENWELL UNIT #1386W	42-135-01475	CROSS TIMBERS ENGY, LLC	Injection	1,900	75,510	3,435–3,894
Active	GOLDSMITH ANDECTOR UNIT #J141 W	42-135-39439	MAVERICK PERMIAN LLC	Injection	2,000	75,488	5,385–6,526
Active	EMMONS UNIT #139	42-135-36563	AGHORN OPER, INC	Injection	5,000	75,424	4,480–4,900
Active	EAST PENWELL /SAN ANDRES/ UNIT #823W	42-135-39748	BCE-MACH III LLC	Injection	2,000	75,326	3,400–3,950
Active	GOLDSMITH ADOBE UNIT #3804W	42-135-05826	CRESCENT ENGY OPER, LLC	Injection	5,000	75,180	5,040–7,329
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #161W	42-135-03463	OCCIDENTAL PERMIAN LTD	Injection	5,000	75,125	5,200–6,800
Active	TXL SOUTH UNIT #7102W	42-135-03655	FORMENTERA OPERATIONS LLC	Injection	2,000	75,117	5,300–6,500
Active	GOLDSMITH, C. A., ETAL #580W	42-135-00959	HILCORP ENGY CO	Injection	2,000	74,926	4,969–7,867
Active	CONNELL 29 #1	42-135-39607	RAPTOR PETRO DEVELOP, LLC	Injection	15,000	74,891	3,582–4,460

page 11 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.