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 #194W	42-135-07702	OCCIDENTAL PERMIAN LTD	Injection	5,000	45,386	3,700–5,600
Active	JOHNSON GBSA UNIT #2414W	42-135-36482	OXY USA WTP LP	Injection	1,000	45,157	4,050–4,250
Active	EAST PENWELL /SAN ANDRES/ UNIT #2013W	42-135-38573	BCE-MACH III LLC	Injection	2,000	45,154	3,400–4,000
Active	GOLDSMITH, C. A., ETAL #544W	42-135-00923	HILCORP ENGY CO	Injection	2,000	45,102	4,969–7,867
Active	NORTH COWDEN UNIT #1295W	42-135-35570	OCCIDENTAL PERMIAN LTD	Injection	5,000	45,099	3,700–5,600
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #603	42-135-42200	OCCIDENTAL PERMIAN LTD	Injection	5,000	44,957	5,200–6,800
Active	SOUTH FOSTER UNIT #2WI	42-135-10895	OCCIDENTAL PERMIAN LTD	Injection	5,000	44,616	3,800–4,600
Active	SOUTH FOSTER UNIT #57W	42-135-06865	OCCIDENTAL PERMIAN LTD	Injection	1,000	44,582	3,900–4,230
Active	JENNIFER (QUEEN) UNIT #8WI	42-135-36215	RICHLAND RES CORP	Injection	450	44,430	4,446–4,479
Active	TXL SOUTH UNIT #7801	42-135-05201	FORMENTERA OPERATIONS LLC	Injection	2,000	44,320	5,300–6,500
Active	COWDEN, ELLIOTT F., -B- #25W	42-135-03254	OCCIDENTAL PERMIAN LTD	Injection	1,200	44,308	3,905–4,180
Active	GOLDSMITH SAN ANDRES UNIT #31W	42-135-00446	HILCORP ENGY CO	Injection	2,000	44,286	3,854–5,111
Active	NORTH COWDEN UNIT #605W	42-135-30840	OCCIDENTAL PERMIAN LTD	Injection	900	44,276	4,056–4,428
Active	GOLDSMITH, C. A., ETAL #656W	42-135-01034	HILCORP ENGY CO	Injection	2,000	44,052	4,969–7,867
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #163	42-135-06368	OCCIDENTAL PERMIAN LTD	Injection	5,000	44,048	5,200–6,800
Active	COWDEN, ELLIOTT F., -A- #1W	42-135-03346	OCCIDENTAL PERMIAN LTD	Injection	1,000	43,967	3,718–4,064
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #155W	42-135-06201	OCCIDENTAL PERMIAN LTD	Injection	5,000	43,957	5,200–6,400
Active	PARKS, ROY -B- TG #24W	42-135-06726	COG OPER LLC	Disposal	15,000	43,853	5,000–5,700
Active	GOLDSMITH-CUMMINS /DEEP/ UNIT #147W	42-135-06577	FORMENTERA OPERATIONS LLC	Injection	2,500	43,689	5,400–6,300
Active	GOLDSMITH-CUMMINS /DEEP/ UNIT #153	42-135-04554	FORMENTERA OPERATIONS LLC	Injection	750	43,630	5,550–6,286
Active	GIST -B- #522W	42-135-35565	AGHORN OPER, INC	Injection	1,000	43,539	4,080–4,371
Active	CVX 6B #28	42-135-40531	CRESCENT ENGY OPER, LLC	Injection	5,000	43,531	4,000–6,087
Active	WITCHER, J. E. #10	42-135-06902	OCCIDENTAL PERMIAN LTD	Injection	1,000	43,460	3,857–4,176
Active	EAST PENWELL /SAN ANDRES/ UNIT #1411	42-135-34598	BCE-MACH III LLC	Injection	2,000	43,038	3,450–3,950
Active	GOLDSMITH SAN ANDRES UNIT #B166W	42-135-30311	HILCORP ENGY CO	Injection	2,000	42,964	3,854–5,111
Active	TXL SOUTH UNIT #7802W	42-135-05202	FORMENTERA OPERATIONS LLC	Injection	2,000	42,837	5,300–6,500
Active	NORTH COWDEN UNIT #420W	42-135-06769	OCCIDENTAL PERMIAN LTD	Injection	5,000	42,746	3,700–5,600
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #151W	42-135-06479	OCCIDENTAL PERMIAN LTD	Injection	5,000	42,698	5,200–6,800
Active	GOLDSMITH, C. A., ETAL #2403	42-135-43097	HILCORP ENGY CO	Injection	2,000	42,665	4,969–7,867
Active	GOLDSMITH, C. A., ETAL #982	42-135-10777	HILCORP ENGY CO	Injection	5,000	42,663	4,969–7,867
Active	SHOE BAR RANCH "F" #1	42-135-36176	EXTEX OPER CO	Injection	5,000	42,648	6,750–11,219
Active	NORTH COWDEN UNIT #1266W	42-135-35456	OCCIDENTAL PERMIAN LTD	Injection	5,000	42,583	3,700–5,600
Active	JOHNSON, J. L. -AB- #70W	42-135-32053	BASIN OIL & GAS OPER, LLC	Injection	1,000	42,571	3,964–4,320
Active	GOLDSMITH ADOBE UNIT #4207W	42-135-05794	CRESCENT ENGY OPER, LLC	Injection	5,000	42,487	5,040–7,329
Active	GOLDSMITH, C. A., ETAL #2122	42-135-40852	HILCORP ENGY CO	Injection	2,000	42,472	4,969–7,867
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #10	42-135-03427	OCCIDENTAL PERMIAN LTD	Injection	2,625	41,957	5,250–6,400
Active	EAST PENWELL /SAN ANDRES/ UNIT #909	42-135-36282	BCE-MACH III LLC	Injection	2,000	41,913	3,200–3,884
Active	SOUTH FOSTER UNIT #8WI	42-135-30336	OCCIDENTAL PERMIAN LTD	Injection	2,500	41,817	3,870–4,080
Active	FOSTER-JOHNSON UNIT #323W	42-135-30871	AGHORN OPER, INC	Injection	600	41,661	4,125–4,227
Active	JOHNSON GBSA UNIT #1101W	42-135-04215	OXY USA WTP LP	Injection	1,000	41,654	4,022–4,290
Active	TXL NORTH UNIT #544W	42-135-05909	FORMENTERA OPERATIONS LLC	Injection	3,000	41,535	5,300–7,100
Active	RHODES COWDEN UNIT #649W	42-135-30701	OXY USA WTP LP	Injection	1,500	41,474	4,000–4,325
Active	WEST JORDAN UNIT #601W	42-135-01591	EXTEX OPER CO	Injection	1,300	41,391	3,420–3,720
Active	WEST GOLDSMITH UNIT #3304W	42-135-35050	AGHORN OPER, INC	Injection	500	41,350	4,304–4,456
Active	GIST -A- #514W	42-135-34062	AGHORN OPER, INC	Injection	0	41,256	--
Active	EAST GOLDSMITH SAN ANDRES UNIT #2307UW	42-135-31952	SCOUT ENGY MANAGEMENT LLC	Injection	3,000	41,027	4,236–4,261
Active	NORTH COWDEN UNIT #191W	42-135-07728	OCCIDENTAL PERMIAN LTD	Injection	5,000	40,998	3,700–5,600
Active	GOLDSMITH, C. A., ETAL #2314	42-135-42262	HILCORP ENGY CO	Injection	2,000	40,948	4,969–7,867
Active	EAST PENWELL /SAN ANDRES/ UNIT #417 W	42-135-38564	BCE-MACH III LLC	Injection	2,000	40,933	3,400–4,000
Active	FOSTER, H. C. #1W	42-135-04856	OCCIDENTAL PERMIAN LTD	Injection	2,500	40,931	3,900–4,500
Active	COWDEN, J. M. R/A -A- #124W	42-135-34981	OCCIDENTAL PERMIAN LTD	Injection	2,500	40,823	5,000–5,500
Active	NORTH COWDEN UNIT #1353W	42-135-35779	OCCIDENTAL PERMIAN LTD	Injection	5,000	40,716	3,700–5,600
Active	NORTH COWDEN UNIT #538W	42-135-30380	OCCIDENTAL PERMIAN LTD	Injection	1,000	40,705	4,048–4,443
Active	TXL SOUTH UNIT #2003W	42-135-07120	FORMENTERA OPERATIONS LLC	Injection	2,000	40,663	5,300–6,500
Active	NORTH COWDEN UNIT #386W	42-135-06799	OCCIDENTAL PERMIAN LTD	Injection	800	40,529	4,068–4,494
Active	TXL -B- #1	42-135-06081	WALSH & WATTS, INC	Injection	400	40,183	3,890–4,180
Active	NORTH COWDEN UNIT #1134	42-135-34189	OCCIDENTAL PERMIAN LTD	Injection	5,000	40,052	3,700–5,600
Active	NORTH COWDEN UNIT #44W	42-135-01706	OCCIDENTAL PERMIAN LTD	Injection	5,000	39,766	4,140–4,800
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #159W	42-135-06367	OCCIDENTAL PERMIAN LTD	Injection	1,000	39,578	5,476–6,400
Active	GOLDSMITH SAN ANDRES UNIT #32W	42-135-00447	HILCORP ENGY CO	Injection	2,000	39,529	3,854–5,111
Active	EAST PENWELL /SAN ANDRES/ UNIT #1007W	42-135-38440	BCE-MACH III LLC	Injection	2,000	39,311	3,400–4,000
Active	FOSTER, H. C. #6WI	42-135-04861	OCCIDENTAL PERMIAN LTD	Injection	2,500	39,309	3,890–4,500
Active	WITCHER, J. E. #44W	42-135-06936	OCCIDENTAL PERMIAN LTD	Injection	1,200	39,282	3,800–4,396
Active	NORTH COWDEN UNIT #1181	42-135-34925	OCCIDENTAL PERMIAN LTD	Injection	5,000	39,216	3,700–5,600
Active	NORTH COWDEN UNIT #629	42-135-30788	OCCIDENTAL PERMIAN LTD	Injection	1,000	39,148	4,310–4,647
Active	SOUTH FOSTER UNIT #89W	42-135-07887	OCCIDENTAL PERMIAN LTD	Injection	5,000	39,147	3,800–4,600
Active	NORTH COWDEN UNIT #1487	42-135-37151	OCCIDENTAL PERMIAN LTD	Injection	2,000	39,096	4,000–4,600
Active	WITCHER, J. E. #47	42-135-06939	OCCIDENTAL PERMIAN LTD	Injection	1,000	39,072	3,800–4,600
Active	GOLDSMITH, C. A., ETAL #643W	42-135-01022	HILCORP ENGY CO	Injection	2,000	39,000	4,969–7,867
Active	GOLDSMITH, C. A., ETAL #756W	42-135-01133	HILCORP ENGY CO	Injection	2,000	38,974	4,969–7,867
Active	TXL SOUTH UNIT #6302	42-135-37297	FORMENTERA OPERATIONS LLC	Injection	2,000	38,587	5,300–6,510
Active	BLAKENEY, B. H. /HOLT PAY/ #13WI	42-135-36331	TEXLAND PETRO, L.P	Injection	2,000	38,581	5,000–5,339
Active	NORTH COWDEN UNIT #229W	42-135-07704	OCCIDENTAL PERMIAN LTD	Injection	2,000	38,546	4,365–4,610
Active	GOLDSMITH SAN ANDRES UNIT #2031HW	42-135-40098	HILCORP ENGY CO	Injection	2,000	38,519	3,854–6,501
Active	FOSTER, H. C. #2WI	42-135-04857	OCCIDENTAL PERMIAN LTD	Injection	2,500	38,459	3,700–4,500
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #671	42-135-42417	OCCIDENTAL PERMIAN LTD	Injection	5,000	38,367	5,200–6,800
Active	RHODES COWDEN UNIT #688W	42-135-35933	OXY USA WTP LP	Injection	1,500	38,313	4,000–4,350
Active	TXL SOUTH UNIT #4706	42-135-07751	FORMENTERA OPERATIONS LLC	Injection	2,000	38,309	5,300–6,500
Active	WITCHER, J. E. #54W	42-135-06941	OCCIDENTAL PERMIAN LTD	Injection	1,000	38,119	3,844–4,170
Active	NORTH COWDEN UNIT #1422	42-135-36757	OCCIDENTAL PERMIAN LTD	Injection	2,000	38,056	3,900–4,900
Active	TXL SOUTH UNIT #3725W	42-135-38006	FORMENTERA OPERATIONS LLC	Injection	2,000	38,006	5,300–6,500
Active	PARKS, ROY -B- TG #19D	42-135-06723	COG OPER LLC	Disposal	15,000	37,986	5,000–5,700
Active	NORTH COWDEN UNIT #198W	42-135-07989	OCCIDENTAL PERMIAN LTD	Injection	5,000	37,975	3,700–5,600
Active	NORTH COWDEN UNIT #39W	42-135-01843	OCCIDENTAL PERMIAN LTD	Injection	800	37,935	4,391–4,825
Active	NORTH COWDEN UNIT #351W	42-135-07564	OCCIDENTAL PERMIAN LTD	Injection	5,000	37,834	3,700–5,600
Active	NORTH COWDEN UNIT #1302W	42-135-35571	OCCIDENTAL PERMIAN LTD	Injection	5,000	37,669	3,700–5,600
Active	JOHNSON GBSA UNIT #805W	42-135-36082	OXY USA WTP LP	Injection	1,000	37,359	4,050–4,500
Active	NORTH COWDEN UNIT #1479	42-135-37035	OCCIDENTAL PERMIAN LTD	Injection	2,000	37,173	3,900–4,900
Active	WEST GOLDSMITH UNIT #2807W	42-135-35048	AGHORN OPER, INC	Injection	500	37,052	4,295–4,424
Active	TXL SOUTH UNIT #3604	42-135-08187	FORMENTERA OPERATIONS LLC	Injection	2,000	37,030	5,300–6,500
Active	COWDEN, ELLIOTT F., -A- #136W	42-135-32141	OCCIDENTAL PERMIAN LTD	Injection	5,000	37,023	3,700–4,800
Active	COWDEN, J. M. R/A -A- #91W	42-135-02817	OCCIDENTAL PERMIAN LTD	Injection	5,000	36,962	5,000–5,500
Active	COWDEN, ELLIOTT F., -A- #46W	42-135-03386	OCCIDENTAL PERMIAN LTD	Injection	1,000	36,957	3,800–4,400
Active	FOSTER-PEGUES UNIT #18	42-135-38474	LAGUNA PETRO CORP	Injection	1,000	36,945	3,750–4,600
Active	TXL SOUTH UNIT #7601	42-135-08083	FORMENTERA OPERATIONS LLC	Injection	2,000	36,932	5,300–6,500
Active	NORTH COWDEN UNIT #57W	42-135-01704	OCCIDENTAL PERMIAN LTD	Injection	5,025	36,919	4,100–4,650
Active	MOSS UNIT #501 A	42-135-36860	AGHORN OPER, INC	Injection	1,500	36,903	4,300–4,750
Active	GIST UNIT #125W	42-135-33232	AGHORN OPER, INC	Injection	0	36,880	4,150
Active	GOLDSMITH ANDECTOR UNIT #B 11 W	42-135-38124	MAVERICK PERMIAN LLC	Injection	2,000	36,683	5,692–6,494
Active	WITCHER, J. E. #124	42-135-38143	OCCIDENTAL PERMIAN LTD	Injection	1,000	36,601	3,900–4,300

page 16 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.