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	JORDAN UNIVERSITY UNIT #816	42-135-35580	CITATION OIL & GAS CORP	Injection	2,000	334,683	3,296–3,487
Active	NORTH PENWELL UNIT #234W	42-135-37363	RING ENGY, INC	Injection	1,500	334,192	3,400–4,900
Active	JORDAN UNIVERSITY UNIT #502W	42-135-05142	CITATION OIL & GAS CORP	Injection	2,000	332,924	3,100–3,800
Active	JORDAN UNIVERSITY UNIT #434W	42-135-30713	CITATION OIL & GAS CORP	Injection	2,000	330,645	3,100–3,800
Active	NORTH COWDEN UNIT #502W	42-135-20209	OCCIDENTAL PERMIAN LTD	Injection	5,000	330,426	3,700–5,600
Active	CVX 1 #13	42-135-39763	CRESCENT ENGY OPER, LLC	Injection	5,000	326,593	4,300–6,200
Active	NORTH COWDEN UNIT #318W	42-135-07390	OCCIDENTAL PERMIAN LTD	Injection	5,000	324,523	3,913–4,500
Active	NORTH COWDEN UNIT #311W	42-135-02779	OCCIDENTAL PERMIAN LTD	Injection	2,000	319,720	4,021–4,449
Active	NORTH COWDEN UNIT #1144	42-135-34245	OCCIDENTAL PERMIAN LTD	Injection	5,000	319,132	3,700–5,600
Active	CVX 6 #13	42-135-40535	CRESCENT ENGY OPER, LLC	Injection	5,000	315,625	4,300–6,000
Active	NORTH COWDEN UNIT #333W	42-135-06793	OCCIDENTAL PERMIAN LTD	Injection	2,000	315,204	4,289–4,560
Active	COWDEN, J. M. R/A -B- #114W	42-135-33214	OCCIDENTAL PERMIAN LTD	Injection	5,000	314,716	4,900–5,500
Active	GOLDSMITH ADOBE UNIT #2703	42-135-07818	CRESCENT ENGY OPER, LLC	Injection	5,000	314,654	5,040–6,000
Active	GOLDSMITH ANDECTOR UNIT #K 15W	42-135-00161	MAVERICK PERMIAN LLC	Injection	1,800	313,325	5,368–6,365
Active	JORDAN UNIVERSITY UNIT #413	42-135-08660	CITATION OIL & GAS CORP	Injection	2,000	311,643	3,100–3,800
Active	EAST PENWELL /SAN ANDRES/ UNIT #1810W	42-135-33021	BCE-MACH III LLC	Injection	2,000	311,361	3,450–3,700
Active	NORTH COWDEN UNIT #636W	42-135-30808	OCCIDENTAL PERMIAN LTD	Injection	5,000	311,077	3,700–5,600
Active	NORTH COWDEN UNIT #497W	42-135-20204	OCCIDENTAL PERMIAN LTD	Injection	5,000	309,641	3,700–5,600
Active	EAST COWDEN (GRAYBURG) UNIT #81W	42-135-35646	BASIN OIL & GAS OPER, LLC	Injection	2,500	306,542	4,250–4,650
Active	LAREN #2	42-135-07921	FORMENTERA OPERATIONS LLC	Injection	5,000	306,536	5,500–6,400
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #570	42-135-42137	OCCIDENTAL PERMIAN LTD	Injection	5,000	306,431	5,200–6,800
Active	CVX 6 #7	42-135-39898	CRESCENT ENGY OPER, LLC	Injection	5,000	304,666	4,000–6,196
Active	EAST COWDEN (GRAYBURG) UNIT #96	42-135-38323	BASIN OIL & GAS OPER, LLC	Injection	2,000	304,385	4,200–4,600
Active	CVX 6 #6H	42-135-40406	CRESCENT ENGY OPER, LLC	Injection	5,000	304,072	4,000–6,080
Active	GOLDSMITH-LANDRETH/SAN ANDRES/UT #280W	42-135-06552	ATLAS OPER LLC	Injection	3,000	302,338	3,763–4,500
Active	CVX 43 #4	42-135-39771	CRESCENT ENGY OPER, LLC	Injection	10,000	300,048	4,385–5,800
Active	EAST COWDEN (GRAYBURG) UNIT #76W	42-135-35280	BASIN OIL & GAS OPER, LLC	Injection	2,500	299,659	4,210–4,650
Active	HOLT, O. B. -C- #11	42-135-36319	TEXLAND PETRO, L.P	Injection	2,000	296,875	5,000–5,400
Active	GOLDSMITH ANDECTOR UNIT #L 7W	42-135-04182	MAVERICK PERMIAN LLC	Injection	2,000	296,166	5,440–6,550
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #464	42-135-41512	OCCIDENTAL PERMIAN LTD	Injection	5,000	295,561	5,200–6,600
Active	NORTH COWDEN UNIT #559	42-135-30447	OCCIDENTAL PERMIAN LTD	Injection	5,000	293,670	3,700–5,600
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #560	42-135-42086	OCCIDENTAL PERMIAN LTD	Injection	5,000	292,759	5,200–6,800
Active	COWDEN, E. F. -40- #3	42-135-33319	MOSS SWD, LLC	Injection	4,000	292,254	3,819–4,067
Active	EAST COWDEN (GRAYBURG) UNIT #95	42-135-38304	BASIN OIL & GAS OPER, LLC	Injection	2,000	291,528	4,178–4,600
Active	NORTH COWDEN UNIT #327W	42-135-07392	OCCIDENTAL PERMIAN LTD	Injection	10,025	291,429	3,700–5,600
Active	NORTH PENWELL UNIT #150	42-135-06423	RING ENGY, INC	Injection	1,500	290,372	3,400–4,800
Active	COWDEN, J. M. R/A -B- #87	42-135-02812	OCCIDENTAL PERMIAN LTD	Injection	3,000	289,458	4,900–5,500
Active	HOLT, O. B., JR., ETAL #8W	42-135-36626	TEXLAND PETRO, L.P	Injection	2,000	289,087	5,050–5,350
Active	TXL NORTH UNIT #660W	42-135-05848	FORMENTERA OPERATIONS LLC	Injection	3,000	288,242	5,300–7,100
Active	TXL SOUTH 19 #1	42-135-40463	ACOMA OPER, LLC	Injection	10,000	288,185	5,390–6,530
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #545	42-135-42080	OCCIDENTAL PERMIAN LTD	Injection	5,000	287,974	5,200–6,800
Active	FASKEN UNIT -14- #4W	42-135-04928	FASKEN OIL AND RANCH, LTD	Disposal	5,000	287,721	4,600–5,500
Active	BAGLEY, VINA #11	42-135-30303	AGHORN OPER, INC	Injection	1,500	287,044	4,192–4,263
Active	NORTH COWDEN UNIT #244W	42-135-02787	OCCIDENTAL PERMIAN LTD	Injection	5,000	284,535	3,700–5,600
Active	NORTH PENWELL UNIT #211 W	42-135-36515	RING ENGY, INC	Injection	1,500	283,971	3,400–4,850
Active	JORDAN UNIVERSITY UNIT #432W	42-135-30715	CITATION OIL & GAS CORP	Injection	2,000	283,681	3,100–3,800
Active	BLAKENEY, B. H. /HOLT PAY/ #15W	42-135-36336	TEXLAND PETRO, L.P	Injection	2,000	282,764	5,100–5,375
Active	NORTH COWDEN UNIT #124W	42-135-01881	OCCIDENTAL PERMIAN LTD	Injection	5,000	282,280	3,700–5,600
Active	HOLT, O. B. -C- #30	42-135-38045	TEXLAND PETRO, L.P	Injection	2,000	282,225	5,000–5,389
Active	GOLDSMITH-LANDRETH/SAN ANDRES/UT #251A	42-135-06204	ATLAS OPER LLC	Injection	10,000	278,503	4,065–4,500
Active	EAST PENWELL /SAN ANDRES/ UNIT #1904W	42-135-08369	BCE-MACH III LLC	Injection	1,000	278,436	3,280–3,710
Active	GOLDSMITH-LANDRETH/SAN ANDRES/UT #176W	42-135-06299	ATLAS OPER LLC	Injection	10,000	277,963	4,079–4,500
Active	HOLT, O. B. -C- #19	42-135-36343	TEXLAND PETRO, L.P	Injection	2,000	277,501	5,000–5,400
Active	ECTOR -H- FEE #3W	42-135-07214	FORMENTERA OPERATIONS LLC	Injection	2,000	275,795	3,896–4,191
Active	BARROW, AUGUSTA #7W	42-135-02352	FORMENTERA OPERATIONS LLC	Injection	5,000	274,838	4,500–5,800
Active	FOSTER, H. C. #315W	42-135-32843	AGHORN OPER, INC	Injection	1,000	274,619	4,200–4,300
Active	JORDAN UNIVERSITY UNIT #302W	42-135-05117	CITATION OIL & GAS CORP	Injection	2,000	272,924	3,100–3,800
Active	JORDAN UNIVERSITY UNIT #535W	42-135-31529	CITATION OIL & GAS CORP	Injection	2,000	272,748	3,100–3,800
Active	ECTOR 'BH' FEE #2W	42-135-37267	TEXLAND PETRO, L.P	Injection	1,800	272,304	5,150–5,400
Active	GOLDSMITH-LANDRETH/SAN ANDRES/UT #178R	42-135-40095	ATLAS OPER LLC	Injection	10,000	271,658	4,150–4,500
Active	BLAKENEY #15	42-135-42459	OCCIDENTAL PERMIAN LTD	Injection	5,000	271,198	5,200–6,800
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #571	42-135-42187	OCCIDENTAL PERMIAN LTD	Injection	5,000	271,159	5,200–6,800
Active	HOLT, O. B. -C- #10	42-135-36318	TEXLAND PETRO, L.P	Injection	2,000	270,149	5,000–5,400
Active	NORTH COWDEN UNIT #1180	42-135-34926	OCCIDENTAL PERMIAN LTD	Injection	5,000	270,121	3,700–5,600
Active	GOLDSMITH-LANDRETH/SAN ANDRES/UT #275WI	42-135-06311	ATLAS OPER LLC	Injection	3,000	269,524	4,043–4,500
Active	RHODES COWDEN UNIT #433W	42-135-30691	OXY USA WTP LP	Injection	1,500	268,696	4,000–4,325
Active	NORTH COWDEN UNIT #462W	42-135-01864	OCCIDENTAL PERMIAN LTD	Injection	5,000	266,135	4,040–5,000
Active	GOLDSMITH-LANDRETH/SAN ANDRES/UT #203AW	42-135-43387	ATLAS OPER LLC	Injection	10,000	265,617	4,100–4,550
Active	JORDAN UNIVERSITY UNIT #327W	42-135-30717	CITATION OIL & GAS CORP	Injection	2,000	265,180	3,100–3,800
Active	TXL NORTH UNIT #635W	42-135-06998	FORMENTERA OPERATIONS LLC	Injection	3,000	264,635	5,300–7,100
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #63AW	42-135-06502	OCCIDENTAL PERMIAN LTD	Injection	5,000	263,418	5,200–6,400
Active	NORTH COWDEN UNIT #573W	42-135-30377	OCCIDENTAL PERMIAN LTD	Injection	5,000	262,708	3,700–5,600
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #476	42-135-41780	OCCIDENTAL PERMIAN LTD	Injection	5,000	262,564	5,200–6,800
Active	FOSTER -D- #26W	42-135-34866	AGHORN OPER, INC	Injection	1,000	260,666	4,198–4,313
Active	NORTH COWDEN UNIT #562W	42-135-30378	OCCIDENTAL PERMIAN LTD	Injection	5,000	257,612	3,900–4,450
Active	GOLDSMITH-LANDRETH/SAN ANDRES/UT #203RW	42-135-42261	ATLAS OPER LLC	Injection	30,000	256,626	4,199–4,400
Active	JOHNSON GBSA UNIT #1902W	42-135-04173	OXY USA WTP LP	Injection	1,500	256,571	3,900–4,121
Active	COWDEN, J. M. R/A -B- #81W	42-135-02807	OCCIDENTAL PERMIAN LTD	Injection	3,000	255,559	4,900–5,500
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #612	42-135-42322	OCCIDENTAL PERMIAN LTD	Injection	5,000	255,211	5,200–6,800
Active	NORTH COWDEN UNIT #298W	42-135-02752	OCCIDENTAL PERMIAN LTD	Injection	5,000	254,585	3,700–5,600
Active	NORTH COWDEN UNIT #467W	42-135-01863	OCCIDENTAL PERMIAN LTD	Injection	2,000	254,545	4,060–4,544
Active	NORTH COWDEN UNIT #299W	42-135-02745	OCCIDENTAL PERMIAN LTD	Injection	5,000	254,309	3,700–5,600
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #463	42-135-41724	OCCIDENTAL PERMIAN LTD	Injection	5,000	252,509	5,147–6,750
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #131W	42-135-06410	OCCIDENTAL PERMIAN LTD	Injection	5,000	251,530	5,200–6,400
Active	NORTH COWDEN UNIT #576	42-135-30448	OCCIDENTAL PERMIAN LTD	Injection	5,000	251,328	4,072–4,361
Active	GOLDSMITH-LANDRETH/SAN ANDRES/UT #248RW	42-135-43356	ATLAS OPER LLC	Injection	10,000	250,593	4,029–4,600
Active	TXL NORTH UNIT #769W	42-135-05447	FORMENTERA OPERATIONS LLC	Injection	3,000	250,473	5,300–7,100
Active	GOLDSMITH-LANDRETH/SAN ANDRES/UT #289RW	42-135-42955	ATLAS OPER LLC	Injection	10,000	249,036	4,150–4,500
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #114W	42-135-06156	OCCIDENTAL PERMIAN LTD	Injection	1,000	247,482	5,364–6,425
Active	NORTH COWDEN UNIT #832W	42-135-31229	OCCIDENTAL PERMIAN LTD	Injection	5,000	247,128	3,700–5,600
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #585	42-135-42199	OCCIDENTAL PERMIAN LTD	Injection	5,000	246,551	5,200–6,800
Active	MOOERS #14	42-135-42142	OCCIDENTAL PERMIAN LTD	Injection	5,000	245,440	5,200–6,800
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #116W	42-135-06522	OCCIDENTAL PERMIAN LTD	Injection	5,000	245,191	5,200–6,400
Active	JORDAN UNIVERSITY UNIT #216W	42-135-30749	CITATION OIL & GAS CORP	Injection	2,000	244,484	3,100–3,800
Active	BAGLEY -A- #20W	42-135-31940	OXY USA WTP LP	Injection	5,000	243,647	4,000–4,600
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #45W	42-135-06413	OCCIDENTAL PERMIAN LTD	Injection	5,000	242,849	5,200–6,400
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #591	42-135-42141	OCCIDENTAL PERMIAN LTD	Injection	5,000	242,649	5,200–6,800
Active	EAST GOLDSMITH SAN ANDRES UNIT #2805UW	42-135-32025	SCOUT ENGY MANAGEMENT LLC	Injection	5,000	241,975	4,179–4,293
Active	EAST COWDEN (GRAYBURG) UNIT #72	42-135-35277	BASIN OIL & GAS OPER, LLC	Injection	2,500	241,128	4,172–4,590
Active	RJ 19 #1	42-135-37785	SAHARA OPER CO	Disposal	5,000	240,947	5,550–6,030

page 2 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.