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	JOHNSON, J. L. -B- #155	42-135-34167	BASIN OIL & GAS OPER, LLC	Injection	2,500	26,407	3,959–4,245
Active	EAST PENWELL /SAN ANDRES/ UNIT #1122W	42-135-39171	BCE-MACH III LLC	Injection	2,000	26,367	3,400–4,500
Active	JOHNSON GBSA UNIT #710W	42-135-36856	OXY USA WTP LP	Injection	1,500	26,366	4,040–4,500
Active	BARROW, AUGUSTA #1701W	42-135-37831	FORMENTERA OPERATIONS LLC	Injection	5,000	26,357	4,500–5,800
Active	NORTH COWDEN UNIT #430W	42-135-07555	OCCIDENTAL PERMIAN LTD	Injection	5,000	26,279	3,700–5,600
Active	CUMMINS -C- #26W	42-135-00148	HILCORP ENGY CO	Injection	1,500	26,255	3,820–4,350
Active	GOLDSMITH, C. A., ETAL #1219RW	42-135-30174	HILCORP ENGY CO	Injection	2,000	25,844	4,969–7,867
Active	GOLDSMITH, C. A., ETAL #653W	42-135-01031	HILCORP ENGY CO	Injection	2,000	25,824	4,969–7,867
Active	WITCHER, J. E. -A- #6	42-135-06859	OCCIDENTAL PERMIAN LTD	Injection	1,000	25,775	3,850–4,400
Active	MOSS -A- #1	42-135-35498	OCCIDENTAL PERMIAN LTD	Disposal	2,500	25,753	5,200–5,700
Active	JOHNSON GBSA UNIT #711W	42-135-36855	OXY USA WTP LP	Injection	1,500	25,751	3,900–4,500
Active	WITCHER, J. E. -7- #13	42-135-38157	OCCIDENTAL PERMIAN LTD	Injection	1,000	25,651	3,900–4,300
Active	COWDEN -D- #6	42-135-31282	RMR OPERATING, LLC	Injection	300	25,380	4,207–4,330
Active	SOUTH FOSTER UNIT #3WI	42-135-10896	OCCIDENTAL PERMIAN LTD	Injection	1,500	25,313	3,750–4,600
Active	ADDIS, FRANK V. -D- #2W	42-135-07625	OCCIDENTAL PERMIAN LTD	Injection	1,000	25,250	3,650–4,600
Active	BAGLEY, J. E. #2W	42-135-02370	AGHORN OPER, INC	Injection	900	25,040	4,053–4,354
Active	GOLDSMITH-CUMMINS /DEEP/ UNIT #105	42-135-07595	FORMENTERA OPERATIONS LLC	Injection	2,500	24,912	5,300–6,372
Active	SOUTH FOSTER UNIT #208	42-135-38164	OCCIDENTAL PERMIAN LTD	Injection	1,000	24,692	3,900–4,300
Active	NORTH COWDEN UNIT #619	42-135-30887	OCCIDENTAL PERMIAN LTD	Injection	5,000	24,611	3,700–5,600
Active	GOLDSMITH, C. A., ETAL #1915W	42-135-39784	HILCORP ENGY CO	Injection	2,000	24,573	4,969–7,867
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #65W	42-135-06456	OCCIDENTAL PERMIAN LTD	Injection	5,000	24,501	5,200–6,400
Active	SOUTH FOSTER UNIT #176W	42-135-32960	OCCIDENTAL PERMIAN LTD	Injection	1,000	24,344	3,998–4,290
Active	NORTH COWDEN UNIT #436W	42-135-07397	OCCIDENTAL PERMIAN LTD	Injection	5,000	24,254	3,700–5,600
Active	NORTH COWDEN UNIT #35W	42-135-07721	OCCIDENTAL PERMIAN LTD	Injection	5,000	24,121	4,565–4,795
Active	TXL SOUTH UNIT #1304W	42-135-03708	FORMENTERA OPERATIONS LLC	Injection	1,200	24,097	5,324–6,400
Active	FOSTER GBSA UNIT #813W	42-135-37007	OXY USA INC	Injection	1,000	23,875	3,700–4,500
Active	ADDIS, FRANK V. -D- #1W	42-135-07624	OCCIDENTAL PERMIAN LTD	Injection	2,500	23,853	3,604–4,205
Active	SOUTH FOSTER UNIT #182W	42-135-35497	OCCIDENTAL PERMIAN LTD	Injection	2,500	23,848	4,000–4,465
Active	JOHNSON, J. L. -AB- #157 W	42-135-34403	BASIN OIL & GAS OPER, LLC	Injection	1,000	23,804	3,930–4,290
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #178R	42-135-41659	OCCIDENTAL PERMIAN LTD	Injection	5,000	23,790	5,200–6,800
Active	NORTH COWDEN UNIT #604W	42-135-30839	OCCIDENTAL PERMIAN LTD	Injection	900	23,784	4,046–4,424
Active	NORTH COWDEN UNIT #1026W	42-135-32030	OCCIDENTAL PERMIAN LTD	Injection	5,000	23,660	3,700–5,600
Active	NORTH COWDEN UNIT #474W	42-135-01831	OCCIDENTAL PERMIAN LTD	Injection	5,000	23,608	3,700–5,600
Active	RHODES COWDEN UNIT #656W	42-135-30699	OXY USA WTP LP	Injection	5,000	23,476	3,700–4,800
Active	GOLDSMITH, C. A., ETAL #748W	42-135-01125	HILCORP ENGY CO	Injection	5,000	23,464	4,969–7,867
Active	PENWELL UNIT #2343W	42-135-35650	CROSS TIMBERS ENGY, LLC	Injection	1,500	23,452	3,422–3,950
Active	NORTH COWDEN UNIT #103W	42-135-07725	OCCIDENTAL PERMIAN LTD	Injection	5,000	23,297	4,639–4,780
Active	TXL SOUTH UNIT #5802W	42-135-05204	FORMENTERA OPERATIONS LLC	Injection	5,000	23,249	5,300–6,470
Active	JOHNSON, J. L. -B- #154	42-135-34166	BASIN OIL & GAS OPER, LLC	Injection	2,500	23,010	4,100–4,390
Active	GOLDSMITH ADOBE UNIT #903W	42-135-05605	CRESCENT ENGY OPER, LLC	Injection	5,000	22,949	5,040–7,329
Active	WEST JORDAN UNIT #607	42-135-01585	EXTEX OPER CO	Injection	900	22,912	3,350–3,762
Active	SOUTH FOSTER UNIT #159W	42-135-31965	OCCIDENTAL PERMIAN LTD	Injection	1,000	22,853	4,015–4,229
Active	WITCHER, J. E. #4	42-135-06880	LAGUNA PETRO CORP	Injection	1,000	22,478	3,600–4,065
Active	EAST PENWELL /SAN ANDRES/ UNIT #1114W	42-135-36921	BCE-MACH III LLC	Injection	2,000	22,469	3,450–3,950
Active	GOLDSMITH, C. A., ETAL #716W	42-135-01093	HILCORP ENGY CO	Injection	2,000	22,404	4,969–7,867
Active	NORTH COWDEN UNIT #535W	42-135-30146	OCCIDENTAL PERMIAN LTD	Injection	2,000	21,960	4,343–4,815
Active	WEST JORDAN UNIT #1512	42-135-32128	EXTEX OPER CO	Injection	1,600	21,792	3,414–3,757
Active	FOSTER-JOHNSON UNIT #401W	42-135-04151	AGHORN OPER, INC	Injection	600	21,769	4,107–4,237
Active	GOLDSMITH ANDECTOR UNIT #L 16W	42-135-03129	MAVERICK PERMIAN LLC	Injection	1,800	21,734	5,339–6,302
Active	COWDEN, ELLIOTT F., -A- #4W	42-135-03348	OCCIDENTAL PERMIAN LTD	Injection	1,000	21,685	3,800–4,400
Active	NORTH COWDEN UNIT #1538	42-135-38041	OCCIDENTAL PERMIAN LTD	Injection	5,000	21,550	4,000–4,800
Active	GOLDSMITH, C. A., ETAL #509W	42-135-00888	HILCORP ENGY CO	Injection	2,000	21,440	4,969–7,867
Active	MOSS, PAUL UNIT #193	42-135-33626	R3 OPERATING CORPORATION	Injection	600	21,378	4,234–4,436
Active	WEST JORDAN UNIT #406W	42-135-32893	EXTEX OPER CO	Injection	900	21,312	3,443–3,754
Active	JOHNSON GBSA UNIT #406W	42-135-33566	OXY USA WTP LP	Injection	1,000	21,145	4,090–4,215
Active	WEST SOUTH COWDEN UNIT #2410	42-135-83826	BAKER OPER, INC	UIC	600	21,129	3,974–4,320
Active	FOSTER GBSA UNIT #214	42-135-34008	OXY USA INC	Injection	500	21,078	4,050–4,250
Active	COCHRAN, W. C. #9WI	42-135-36339	TEXLAND PETRO, L.P	Injection	2,000	20,978	5,050–5,400
Active	RHODES COWDEN UNIT #659W	42-135-31248	OXY USA WTP LP	Injection	1,500	20,906	4,000–4,325
Active	SOUTH FOSTER UNIT #215	42-135-38242	OCCIDENTAL PERMIAN LTD	Injection	1,000	20,690	3,800–4,600
Active	SOUTH FOSTER UNIT #128W	42-135-30162	OCCIDENTAL PERMIAN LTD	Injection	1,500	20,630	3,750–4,600
Active	JOHNSON, J. L. -B- #170	42-135-34944	BASIN OIL & GAS OPER, LLC	Injection	700	20,487	4,000–4,600
Active	WITCHER, J. E. #21	42-135-38627	LAGUNA PETRO CORP	Injection	1,000	20,383	3,750–4,600
Active	TXL -A- #7	42-135-06078	WALSH & WATTS, INC	Injection	1,000	20,021	3,870–4,138
Active	GOLDSMITH, C. A., ETAL #803W	42-135-01176	HILCORP ENGY CO	Injection	2,000	19,931	4,969–7,867
Active	GOLDSMITH SAN ANDRES UNIT #86W	42-135-00500	HILCORP ENGY CO	Injection	1,900	19,929	3,854–5,111
Active	NORTH COWDEN UNIT #1559	42-135-38074	OCCIDENTAL PERMIAN LTD	Injection	5,000	19,888	3,950–4,800
Active	PENWELL UNIT #3378W	42-135-00153	CROSS TIMBERS ENGY, LLC	Injection	980	19,546	3,172–3,734
Active	WITCHER, J. E. #9W	42-135-30397	LAGUNA PETRO CORP	Injection	2,500	19,446	3,650–4,600
Active	FOSTER-JOHNSON UNIT #1204W	42-135-04819	AGHORN OPER, INC	Injection	450	19,413	4,002–4,180
Active	EAST PENWELL /SAN ANDRES/ UNIT #1419W	42-135-39338	BCE-MACH III LLC	Injection	2,000	19,344	3,400–3,950
Active	GOLDSMITH SAN ANDRES UNIT #334W	42-135-08873	HILCORP ENGY CO	Injection	2,000	19,333	3,854–5,111
Active	GOLDSMITH SAN ANDRES UNIT #9WI	42-135-00424	HILCORP ENGY CO	Injection	2,000	19,255	3,854–5,111
Active	RHODES COWDEN UNIT #309W	42-135-31267	OXY USA WTP LP	Injection	1,500	18,939	4,000–4,325
Active	EAST PENWELL /SAN ANDRES/ UNIT #1116W	42-135-38436	BCE-MACH III LLC	Injection	2,000	18,719	3,400–4,000
Active	FOSTER-JOHNSON UNIT #308W	42-135-04021	AGHORN OPER, INC	Injection	600	18,650	3,958–4,219
Active	FOSTER, H. C. #7	42-135-39105	OCCIDENTAL PERMIAN LTD	Injection	2,500	18,638	3,700–4,500
Active	EAST PENWELL /SAN ANDRES/ UNIT #1713W	42-135-38120	BCE-MACH III LLC	Injection	2,000	18,547	3,501–3,819
Active	GOLDSMITH ANDECTOR UNIT #P 15W	42-135-03139	MAVERICK PERMIAN LLC	Injection	1,800	18,450	5,306–6,340
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #166W	42-135-06523	OCCIDENTAL PERMIAN LTD	Injection	600	18,432	5,520–6,403
Active	NORTH COWDEN UNIT #204W	42-135-02762	OCCIDENTAL PERMIAN LTD	Injection	5,000	18,351	4,050–4,370
Active	WEST GOLDSMITH UNIT #2303W	42-135-35045	AGHORN OPER, INC	Injection	500	18,278	4,302–4,419
Active	GOLDSMITH-CUMMINS /DEEP/ UNIT #237	42-135-37398	FORMENTERA OPERATIONS LLC	Injection	2,500	18,251	5,700–6,300
Active	JOHNSON, J. L. -AB- #100W	42-135-33222	BASIN OIL & GAS OPER, LLC	Injection	1,000	18,160	4,002–4,198
Active	GOLDSMITH, C. A., ETAL #586	42-135-00965	HILCORP ENGY CO	Injection	2,000	17,903	4,969–7,867
Active	NORTH COWDEN UNIT #1186	42-135-34930	OCCIDENTAL PERMIAN LTD	Injection	5,000	17,898	3,700–5,600
Active	JOHNSON, J. L. -AB- #117W	42-135-33502	BASIN OIL & GAS OPER, LLC	Injection	1,000	17,592	4,011–4,210
Active	JOHNSON GBSA UNIT #2117W	42-135-36365	OXY USA WTP LP	Injection	1,500	17,586	3,900–4,500
Active	FOSTER, -C- #102A	42-135-34035	AGHORN OPER, INC	Injection	1,000	17,383	4,210–4,290
Active	EAST COWDEN (GRAYBURG) UNIT #77W	42-135-35282	BASIN OIL & GAS OPER, LLC	Injection	2,500	17,281	4,286–4,430
Active	GOLDSMITH, C. A., ETAL #2220	42-135-41610	HILCORP ENGY CO	Injection	2,000	17,279	4,969–7,867
Active	JENNIFER (QUEEN) UNIT #26WI	42-135-35371	RICHLAND RES CORP	Injection	425	17,065	4,502–4,567
Active	NORTH COWDEN UNIT #1577	42-135-38935	OCCIDENTAL PERMIAN LTD	Injection	5,000	17,060	3,950–4,800
Active	NORTH FOSTER UNIT #112W	42-135-33313	AGHORN OPER, INC	Injection	2,000	17,005	4,040–4,425
Active	TXL SOUTH UNIT #5803	42-135-05205	FORMENTERA OPERATIONS LLC	Injection	2,500	16,959	5,250–6,610
Active	NORTH COWDEN UNIT #1556	42-135-38109	OCCIDENTAL PERMIAN LTD	Injection	5,000	16,891	3,950–4,800
Active	EAST PENWELL /SAN ANDRES/ UNIT #1117W	42-135-38437	BCE-MACH III LLC	Injection	2,000	16,703	3,400–4,000
Active	SOUTH FOSTER UNIT #113	42-135-06875	OCCIDENTAL PERMIAN LTD	Injection	1,000	16,659	3,800–4,600
Active	JOHNSON, J. L. -AB- #115W	42-135-33499	BASIN OIL & GAS OPER, LLC	Injection	1,000	16,462	4,021–4,220
Active	WITCHER, J. E. -A- #18	42-135-37982	OCCIDENTAL PERMIAN LTD	Injection	1,000	16,441	3,908–4,190

page 18 of 66 · 6,516 wells

< prev next >

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.