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 #1349W	42-135-35821	OCCIDENTAL PERMIAN LTD	Injection	1,200	74,853	3,900–4,900
Active	EAST PENWELL /SAN ANDRES/ UNIT #1008W	42-135-38439	BCE-MACH III LLC	Injection	2,000	74,792	3,400–4,000
Active	SOUTH FOSTER UNIT #10WI	42-135-31973	OCCIDENTAL PERMIAN LTD	Injection	1,500	74,731	3,750–4,600
Active	NORTH COWDEN UNIT #227W	42-135-07730	OCCIDENTAL PERMIAN LTD	Injection	5,000	74,720	3,700–5,600
Active	WITCHER, J. E. #65W	42-135-30760	OCCIDENTAL PERMIAN LTD	Injection	5,000	74,686	3,800–4,600
Active	EAST COWDEN (GRAYBURG) UNIT #24W	42-135-31294	BASIN OIL & GAS OPER, LLC	Injection	2,500	74,649	4,273–4,507
Active	NORTH COWDEN UNIT #427W	42-135-07569	OCCIDENTAL PERMIAN LTD	Injection	5,000	74,574	4,000–5,600
Active	WEST GOLDSMITH UNIT #3405W	42-135-34564	AGHORN OPER, INC	Injection	500	74,451	4,306–4,436
Active	GOLDSMITH-CUMMINS /DEEP/ UNIT #129	42-135-04467	FORMENTERA OPERATIONS LLC	Injection	750	74,204	5,538–6,295
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #490	42-135-41517	OCCIDENTAL PERMIAN LTD	Injection	5,000	74,127	5,200–6,600
Active	TXL SOUTH UNIT #3601W	42-135-08184	FORMENTERA OPERATIONS LLC	Injection	2,000	74,079	5,300–6,500
Active	GOLDSMITH ADOBE UNIT #1706	42-135-03761	CRESCENT ENGY OPER, LLC	Injection	2,500	74,021	5,400–6,100
Active	TXL SOUTH UNIT #3705W	42-135-02448	FORMENTERA OPERATIONS LLC	Injection	2,000	73,825	5,300–6,500
Active	RHODES COWDEN UNIT #507W	42-135-35937	OXY USA WTP LP	Injection	1,000	73,710	4,103–4,169
Active	EAST PENWELL /SAN ANDRES/ UNIT #1324W	42-135-39545	BCE-MACH III LLC	Injection	2,000	73,594	3,400–3,800
Active	TXL SOUTH UNIT #6104	42-135-08343	FORMENTERA OPERATIONS LLC	Injection	2,000	73,547	5,300–6,500
Active	EAST PENWELL /SAN ANDRES/ UNIT #2301W	42-135-08551	BCE-MACH III LLC	Injection	1,000	73,480	3,278–3,710
Active	NORTH COWDEN UNIT #1114	42-135-33678	OCCIDENTAL PERMIAN LTD	Injection	1,000	73,473	4,041–4,275
Active	FOSTER-JOHNSON UNIT #101W	42-135-04194	AGHORN OPER, INC	Injection	450	73,293	4,029–4,215
Active	NORTH COWDEN UNIT #625W	42-135-30886	OCCIDENTAL PERMIAN LTD	Injection	5,000	73,221	3,700–5,600
Active	PENWELL UNIT #4387W	42-135-01605	CROSS TIMBERS ENGY, LLC	Injection	770	73,188	3,520–3,716
Active	NORTH COWDEN UNIT #1571	42-135-38301	OCCIDENTAL PERMIAN LTD	Injection	5,025	73,114	3,950–4,800
Active	GOLDSMITH SAN ANDRES UNIT #1858 W	42-135-39432	HILCORP ENGY CO	Injection	2,000	73,111	3,854–5,111
Active	EAST PENWELL /SAN ANDRES/ UNIT #419W	42-135-38566	BCE-MACH III LLC	Injection	2,000	72,929	3,400–4,000
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #103W	42-135-06495	OCCIDENTAL PERMIAN LTD	Injection	1,000	72,921	5,400–6,420
Active	TXL SOUTH UNIT #7101W	42-135-03656	FORMENTERA OPERATIONS LLC	Injection	2,000	72,844	5,300–6,500
Active	TXL SOUTH UNIT #4203W	42-135-03661	FORMENTERA OPERATIONS LLC	Injection	2,000	72,789	5,300–6,500
Active	EAST PENWELL /SAN ANDRES/ UNIT #1705W	42-135-08605	BCE-MACH III LLC	Injection	2,000	72,708	3,450–3,900
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #134W	42-135-06157	OCCIDENTAL PERMIAN LTD	Injection	700	72,615	6,055–6,280
Active	CORRIGAN COWDEN UNIT #315W	42-135-31994	OXY USA INC	Injection	2,000	72,566	4,100–4,600
Active	NORTH COWDEN UNIT #388W	42-135-06797	OCCIDENTAL PERMIAN LTD	Injection	800	72,528	4,049–4,540
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #149R	42-135-42217	OCCIDENTAL PERMIAN LTD	Injection	5,000	72,469	5,200–6,800
Active	EAST PENWELL /SAN ANDRES/ UNIT #320WL	42-135-38574	BCE-MACH III LLC	Injection	2,000	72,410	3,749–4,000
Active	NORTH COWDEN UNIT #343W	42-135-05705	OCCIDENTAL PERMIAN LTD	Injection	5,000	72,333	4,000–5,600
Active	GOLDSMITH, C. A., ETAL #540W	42-135-00919	HILCORP ENGY CO	Injection	2,000	72,278	4,969–7,867
Active	WITCHER, J. E. #125	42-135-38144	OCCIDENTAL PERMIAN LTD	Injection	1,000	72,278	3,900–4,300
Active	EAST COWDEN (GRAYBURG) UNIT #9W	42-135-08003	BASIN OIL & GAS OPER, LLC	Injection	2,000	72,241	4,200–4,700
Active	EAST COWDEN (GRAYBURG) UNIT #82	42-135-35648	BASIN OIL & GAS OPER, LLC	Injection	1,500	72,144	4,200–4,650
Active	EAST PENWELL /SAN ANDRES/ UNIT #806W	42-135-05171	BCE-MACH III LLC	Injection	2,000	71,951	3,450–3,859
Active	MOSS E #6D	42-135-10010	HILCORP ENGY CO	Injection	1,500	71,913	3,550–4,650
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #140W	42-135-06164	OCCIDENTAL PERMIAN LTD	Injection	5,000	71,869	5,200–6,400
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #549	42-135-42051	OCCIDENTAL PERMIAN LTD	Injection	5,000	71,755	5,200–6,800
Active	EAST PENWELL /SAN ANDRES/ UNIT #820 W	42-135-38567	BCE-MACH III LLC	Injection	2,000	71,671	3,400–3,810
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #34W	42-135-04460	OCCIDENTAL PERMIAN LTD	Injection	5,000	71,638	5,200–6,400
Active	SOUTH FOSTER UNIT #216	42-135-40869	OCCIDENTAL PERMIAN LTD	Injection	2,500	71,572	3,800–4,600
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #26W	42-135-03433	OCCIDENTAL PERMIAN LTD	Injection	5,000	71,571	5,200–6,400
Active	GOLDSMITH, C. A., ETAL #575W	42-135-00954	HILCORP ENGY CO	Injection	2,000	71,466	4,950–7,867
Active	COWDEN, ELLIOTT F., -A- #96	42-135-30268	OCCIDENTAL PERMIAN LTD	Injection	1,000	71,440	3,850–4,600
Active	EAST PENWELL /SAN ANDRES/ UNIT #327WU	42-135-38578	BCE-MACH III LLC	Injection	2,000	71,309	3,400–3,810
Active	EAST PENWELL /SAN ANDRES/ UNIT #321WL	42-135-38575	BCE-MACH III LLC	Injection	2,000	71,215	3,750–4,000
Active	TXL SOUTH UNIT #1108W	42-135-03644	FORMENTERA OPERATIONS LLC	Injection	1,200	70,975	5,300–6,500
Active	NORTH COWDEN UNIT #262W	42-135-02769	OCCIDENTAL PERMIAN LTD	Injection	5,000	70,973	3,800–4,800
Active	GOLDSMITH, C. A., ETAL #568W	42-135-00947	HILCORP ENGY CO	Injection	2,000	70,964	4,969–7,867
Active	FOSTER, F. #10W	42-135-04783	OCCIDENTAL PERMIAN LTD	Injection	2,500	70,924	3,700–4,500
Active	NORTH COWDEN UNIT #1140	42-135-34190	OCCIDENTAL PERMIAN LTD	Injection	5,000	70,855	3,700–5,600
Active	NORTH COWDEN UNIT #62W	42-135-01845	OCCIDENTAL PERMIAN LTD	Injection	5,000	70,787	4,302–4,764
Active	EAST PENWELL /SAN ANDRES/ UNIT #1604W	42-135-05066	BCE-MACH III LLC	Injection	2,000	70,777	3,315–3,708
Active	NORTH COWDEN UNIT #1368W	42-135-35738	OCCIDENTAL PERMIAN LTD	Injection	1,200	70,751	3,900–4,900
Active	EAST PENWELL /SAN ANDRES/ UNIT #819W	42-135-38433	BCE-MACH III LLC	Injection	2,000	70,721	3,400–3,800
Active	WITCHER, J. E. #19W	42-135-06911	OCCIDENTAL PERMIAN LTD	Injection	1,000	70,665	3,897–4,175
Active	SOUTH FOSTER UNIT #219W	42-135-40871	OCCIDENTAL PERMIAN LTD	Injection	2,500	70,640	3,800–4,600
Active	TXL NORTH UNIT #879	42-135-38024	FORMENTERA OPERATIONS LLC	Injection	2,000	70,589	5,300–6,873
Active	JOHNSON GBSA UNIT #2102W	42-135-08719	OXY USA WTP LP	Injection	1,500	70,568	3,900–4,135
Active	TXL SOUTH UNIT #5903W	42-135-08288	FORMENTERA OPERATIONS LLC	Injection	2,000	70,559	5,300–6,500
Active	NORTH COWDEN UNIT #723W	42-135-31072	OCCIDENTAL PERMIAN LTD	Injection	5,000	70,546	3,700–5,600
Active	NORTH COWDEN UNIT #626W	42-135-30835	OCCIDENTAL PERMIAN LTD	Injection	5,000	70,528	3,700–5,600
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #86W	42-135-06249	OCCIDENTAL PERMIAN LTD	Injection	5,000	70,480	5,200–6,400
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #584	42-135-42163	OCCIDENTAL PERMIAN LTD	Injection	5,000	70,273	5,200–6,800
Active	BLAKENEY, B. H. /HOLT PAY/ #17W	42-135-36329	TEXLAND PETRO, L.P	Injection	1,300	70,226	5,141–5,357
Active	EAST PENWELL /SAN ANDRES/ UNIT #1423W	42-135-39745	BCE-MACH III LLC	Injection	2,000	69,932	3,400–3,950
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #59	42-135-04444	OCCIDENTAL PERMIAN LTD	Injection	5,000	69,919	5,200–6,800
Active	NORTH COWDEN UNIT #58W	42-135-01705	OCCIDENTAL PERMIAN LTD	Injection	5,000	69,890	4,163–5,000
Active	NORTH COWDEN UNIT #1312W	42-135-35547	OCCIDENTAL PERMIAN LTD	Injection	5,000	69,785	3,700–5,600
Active	JOHNSON, J. L. -AB- #69W	42-135-32052	BASIN OIL & GAS OPER, LLC	Injection	1,000	69,721	3,932–4,280
Active	EMMONS UNIT #113W	42-135-02015	AGHORN OPER, INC	Injection	5,000	69,678	4,516–4,800
Active	TXL SOUTH UNIT #5703W	42-135-08293	FORMENTERA OPERATIONS LLC	Injection	2,000	69,610	5,300–6,500
Active	NORTH PENWELL UNIT #27W	42-135-20789	RING ENGY, INC	Injection	2,500	69,554	3,688–4,904
Active	GOLDSMITH ADOBE UNIT #1703W	42-135-03764	CRESCENT ENGY OPER, LLC	Injection	2,500	69,448	5,400–6,100
Active	TXL NORTH UNIT #669W	42-135-07036	FORMENTERA OPERATIONS LLC	Injection	3,000	69,444	5,300–7,100
Active	WEST JORDAN UNIT #1305W	42-135-32125	EXTEX OPER CO	Injection	1,500	69,337	3,300–3,778
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #175W	42-135-06469	OCCIDENTAL PERMIAN LTD	Injection	5,000	69,314	5,200–6,800
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #635	42-135-42338	OCCIDENTAL PERMIAN LTD	Injection	5,000	69,306	5,200–6,800
Active	NORTH COWDEN UNIT #1431	42-135-36765	OCCIDENTAL PERMIAN LTD	Injection	2,000	69,268	4,036–4,570
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #145W	42-135-03464	OCCIDENTAL PERMIAN LTD	Injection	5,000	69,207	5,200–6,400
Active	NORTH COWDEN UNIT #1573	42-135-38303	OCCIDENTAL PERMIAN LTD	Injection	5,025	69,188	3,950–4,800
Active	NORTH COWDEN UNIT #548W	42-135-30432	OCCIDENTAL PERMIAN LTD	Injection	5,000	69,135	3,700–5,600
Active	EAST PENWELL /SAN ANDRES/ UNIT #416 W	42-135-38582	BCE-MACH III LLC	Injection	2,000	69,057	3,400–4,000
Active	NORTH COWDEN UNIT #624	42-135-30789	OCCIDENTAL PERMIAN LTD	Injection	1,000	68,992	4,160–4,579
Active	EAST PENWELL /SAN ANDRES/ UNIT #325WU	42-135-38577	BCE-MACH III LLC	Injection	2,000	68,897	3,400–3,810
Active	GIST -B- #525	42-135-36078	AGHORN OPER, INC	Injection	1,000	68,851	4,250–4,520
Active	GOLDSMITH SAN ANDRES UNIT #234RW	42-135-00647	HILCORP ENGY CO	Injection	2,000	68,786	3,854–5,111
Active	TXL SOUTH UNIT #6305	42-135-37283	FORMENTERA OPERATIONS LLC	Injection	2,000	68,423	5,300–6,510
Active	GOLDSMITH ANDECTOR UNIT #B 12W	42-135-38126	MAVERICK PERMIAN LLC	Injection	2,000	68,339	5,440–6,550
Active	NORTH COWDEN UNIT #440W	42-135-06766	OCCIDENTAL PERMIAN LTD	Injection	5,000	68,140	3,900–5,000
Active	NORTH COWDEN UNIT #196W	42-135-07995	OCCIDENTAL PERMIAN LTD	Injection	5,000	68,127	3,700–5,600
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #102W	42-135-06497	OCCIDENTAL PERMIAN LTD	Injection	1,000	68,121	5,480–6,400
Active	GOLDSMITH, C. A., ETAL #1807	42-135-39400	HILCORP ENGY CO	Injection	2,000	68,045	4,969–7,867
Active	JOHNSON GBSA UNIT #1913W	42-135-36888	OXY USA WTP LP	Injection	1,500	68,015	4,025–4,500
Active	EAST COWDEN (GRAYBURG) UNIT #22W	42-135-31292	BASIN OIL & GAS OPER, LLC	Injection	1,000	67,979	4,184–4,596
Active	GIST -B- #501W	42-135-32193	AGHORN OPER, INC	Injection	600	67,977	4,238–4,340

page 12 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.