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	PENWELL UNIT #2346W	42-135-35327	CROSS TIMBERS ENGY, LLC	Injection	1,800	52,628	3,400–3,870
Active	EAST PENWELL /SAN ANDRES/ UNIT #315U	42-135-36915	BCE-MACH III LLC	Injection	2,000	52,571	3,564–3,690
Active	TXL SOUTH UNIT #5709	42-135-37502	FORMENTERA OPERATIONS LLC	Injection	2,000	52,535	5,300–6,500
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #658	42-135-42446	OCCIDENTAL PERMIAN LTD	Injection	5,000	52,367	5,200–6,800
Active	NORTH COWDEN UNIT #1136	42-135-34168	OCCIDENTAL PERMIAN LTD	Injection	5,000	52,364	3,700–5,600
Active	TXL SOUTH UNIT #5904 W	42-135-08289	FORMENTERA OPERATIONS LLC	Injection	2,000	52,260	5,300–6,500
Active	NORTH FOSTER UNIT #114	42-135-33367	AGHORN OPER, INC	Injection	2,000	52,154	3,990–4,310
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #95W	42-135-06459	OCCIDENTAL PERMIAN LTD	Injection	600	52,107	5,338–6,315
Active	RHODES COWDEN UNIT #647W	42-135-20196	OXY USA WTP LP	Injection	1,500	51,956	4,000–4,300
Active	MOSS, PAUL UNIT #176W	42-135-32983	R3 OPERATING CORPORATION	Injection	2,000	51,886	4,257–4,620
Active	NORTH COWDEN UNIT #885	42-135-31318	OCCIDENTAL PERMIAN LTD	Injection	5,000	51,874	3,700–4,500
Active	NORTH COWDEN UNIT #412W	42-135-06753	OCCIDENTAL PERMIAN LTD	Injection	2,000	51,817	3,941–4,460
Active	NORTH COWDEN UNIT #1482	42-135-37039	OCCIDENTAL PERMIAN LTD	Injection	2,000	51,740	3,900–4,900
Active	GOLDSMITH SAN ANDRES UNIT #168W	42-135-00582	HILCORP ENGY CO	Injection	2,000	51,658	3,854–5,111
Active	HOLT, O. B., JR., ETAL #12W	42-135-36694	TEXLAND PETRO, L.P	Injection	1,000	51,568	5,158–5,326
Active	EAST PENWELL /SAN ANDRES/ UNIT #204	42-135-08985	BCE-MACH III LLC	Injection	2,000	51,542	3,400–3,950
Active	EAST PENWELL /SAN ANDRES/ UNIT #817W	42-135-38441	BCE-MACH III LLC	Injection	2,000	51,419	3,400–3,800
Active	GOLDSMITH-CUMMINS /DEEP/ UNIT #120AW	42-135-07552	FORMENTERA OPERATIONS LLC	Injection	2,500	51,230	5,400–6,400
Active	RHODES COWDEN UNIT #312W	42-135-35059	OXY USA WTP LP	Injection	1,000	51,184	4,090–4,155
Active	GOLDSMITH-CUMMINS /DEEP/ UNIT #219	42-135-36938	FORMENTERA OPERATIONS LLC	Injection	750	50,979	5,300–6,400
Active	TXL SOUTH UNIT #802W	42-135-07160	FORMENTERA OPERATIONS LLC	Injection	1,000	50,970	5,444–6,000
Active	RHODES COWDEN UNIT #456W	42-135-34290	OXY USA WTP LP	Injection	1,500	50,920	4,000–4,306
Active	WITCHER, J. E. -PA- #13	42-135-06841	OCCIDENTAL PERMIAN LTD	Injection	1,000	50,885	3,906–4,172
Active	JOHNSON, J. L. -AB- #99W	42-135-33223	BASIN OIL & GAS OPER, LLC	Injection	1,000	50,802	4,048–4,196
Active	NORTH COWDEN UNIT #1464	42-135-31140	OCCIDENTAL PERMIAN LTD	Injection	800	50,799	4,381–4,771
Active	RHODES COWDEN UNIT #435W	42-135-30680	OXY USA WTP LP	Injection	1,500	50,765	4,000–4,325
Active	MOSS, PAUL UNIT #169W	42-135-32878	R3 OPERATING CORPORATION	Injection	600	50,675	4,318–4,376
Active	COWDEN, J. M. R/A -B- #117W	42-135-34646	OCCIDENTAL PERMIAN LTD	Injection	5,000	50,638	4,900–5,500
Active	EAST PENWELL /SAN ANDRES/ UNIT #328WL	42-135-38579	BCE-MACH III LLC	Injection	2,000	50,620	3,750–4,000
Active	WEST JORDAN UNIT #1418	42-135-32118	EXTEX OPER CO	Injection	1,520	50,582	3,338–3,770
Active	EMMONS UNIT #130	42-135-35909	AGHORN OPER, INC	Injection	2,500	50,515	4,548–4,727
Active	GOLDSMITH SAN ANDRES UNIT #235W	42-135-00648	HILCORP ENGY CO	Injection	2,000	50,487	3,854–5,111
Active	CVX 6B #23	42-135-40526	CRESCENT ENGY OPER, LLC	Injection	5,000	50,393	4,300–6,110
Active	NORTH COWDEN UNIT #1359W	42-135-35775	OCCIDENTAL PERMIAN LTD	Injection	5,000	50,322	3,700–5,600
Active	WEST JORDAN UNIT #704	42-135-08775	EXTEX OPER CO	Injection	2,100	50,199	3,398–3,770
Active	COWDEN, ELLIOTT F., -A- #196	42-135-39107	OCCIDENTAL PERMIAN LTD	Injection	2,500	50,159	3,700–4,400
Active	RHODES COWDEN UNIT #669W	42-135-34669	OXY USA WTP LP	Injection	5,000	49,921	3,900–4,500
Active	BROCK, L. E. #16	42-135-38431	LAGUNA PETRO CORP	Injection	1,000	49,853	3,750–4,600
Active	EAST PENWELL /SAN ANDRES/ UNIT #415 W	42-135-38581	BCE-MACH III LLC	Injection	2,000	49,806	3,400–4,000
Active	JENNIFER (QUEEN) UNIT #24WI	42-135-35531	RICHLAND RES CORP	Injection	425	49,805	4,473–4,536
Active	WITCHER, J. E. -C- #9	42-135-37986	OCCIDENTAL PERMIAN LTD	Injection	1,000	49,657	3,900–4,200
Active	GOLDSMITH SAN ANDRES UNIT #217W	42-135-00630	HILCORP ENGY CO	Injection	2,000	49,620	3,854–5,111
Active	NORTH COWDEN UNIT #1123	42-135-33961	OCCIDENTAL PERMIAN LTD	Injection	5,000	49,541	3,700–5,600
Active	NORTH COWDEN UNIT #1568	42-135-38298	OCCIDENTAL PERMIAN LTD	Injection	5,025	49,507	3,950–4,800
Active	NORTH COWDEN UNIT #587W	42-135-30781	OCCIDENTAL PERMIAN LTD	Injection	5,000	49,483	3,700–5,600
Active	WEST JORDAN UNIT #1203	42-135-08567	EXTEX OPER CO	Injection	1,500	49,421	3,165–3,750
Active	JOHNSON, J. L. -31- #13W	42-135-04097	BASIN OIL & GAS OPER, LLC	Injection	1,000	49,359	3,791–4,339
Active	EAST PENWELL /SAN ANDRES/ UNIT #1215W	42-135-36947	BCE-MACH III LLC	Injection	2,000	49,347	3,450–3,950
Active	GOLDSMITH, C. A., ETAL #2226W	42-135-41620	HILCORP ENGY CO	Injection	2,000	49,179	4,969–7,867
Active	NORTH COWDEN UNIT #163W	42-135-02771	OCCIDENTAL PERMIAN LTD	Injection	5,000	49,143	4,023–4,401
Active	GOLDSMITH, C. A., ETAL #681W	42-135-01059	HILCORP ENGY CO	Injection	2,000	49,017	4,969–7,867
Active	NORTH COWDEN UNIT #1256W	42-135-35423	OCCIDENTAL PERMIAN LTD	Injection	5,000	48,927	3,700–5,600
Active	HOLT, O. B. -C- #9	42-135-36317	TEXLAND PETRO, L.P	Injection	1,600	48,645	5,146–5,328
Active	NORTH COWDEN UNIT #381W	42-135-07374	OCCIDENTAL PERMIAN LTD	Injection	5,000	48,584	3,700–5,600
Active	GIST -A- #509	42-135-33134	AGHORN OPER, INC	Injection	600	48,573	4,240–4,538
Active	TXL SOUTH UNIT #2801	42-135-03770	FORMENTERA OPERATIONS LLC	Injection	2,000	48,529	5,300–6,500
Active	SOUTH FOSTER UNIT #101W	42-135-06871	OCCIDENTAL PERMIAN LTD	Injection	5,000	48,499	3,800–4,600
Active	NORTH COWDEN UNIT #342W	42-135-07328	OCCIDENTAL PERMIAN LTD	Injection	5,000	48,302	3,700–5,600
Active	EAST PENWELL /SAN ANDRES/ UNIT #2203W	42-135-05148	BCE-MACH III LLC	Injection	1,000	48,299	3,286–3,674
Active	CUMMINS -D- #28W	42-135-20396	HILCORP ENGY CO	Injection	1,000	48,283	4,150–4,350
Active	GOLDSMITH, C. A., ETAL #485AW	42-135-43637	HILCORP ENGY CO	Injection	3,000	48,145	4,931–6,700
Active	NORTH FOSTER UNIT #119W	42-135-33383	AGHORN OPER, INC	Injection	2,000	48,142	4,019–4,320
Active	FOSTER-PEGUES UNIT #12	42-135-38466	LAGUNA PETRO CORP	Injection	1,000	47,913	3,750–4,600
Active	WITCHER, J. E. -7- #5	42-135-06828	OCCIDENTAL PERMIAN LTD	Injection	1,000	47,807	3,844–4,300
Active	COWDEN, ELLIOTT F., -A- #37W	42-135-03377	OCCIDENTAL PERMIAN LTD	Injection	1,900	47,625	3,800–4,400
Active	CVX 6B #20	42-135-40527	CRESCENT ENGY OPER, LLC	Injection	5,000	47,600	4,000–6,090
Active	MOSS UNIT #2008	42-135-33347	AGHORN OPER, INC	Injection	600	47,591	4,494–4,694
Active	WITCHER, J. E. #29	42-135-06921	OCCIDENTAL PERMIAN LTD	Injection	1,000	47,554	3,800–4,400
Active	TXL SOUTH UNIT #2901	42-135-03668	FORMENTERA OPERATIONS LLC	Injection	2,000	47,501	5,300–6,610
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #555	42-135-42081	OCCIDENTAL PERMIAN LTD	Injection	5,000	47,477	5,200–6,800
Active	WEST JORDAN UNIT #1206W	42-135-08571	EXTEX OPER CO	Injection	745	47,422	3,582–3,688
Active	EAST PENWELL /SAN ANDRES/ UNIT #1917W	42-135-39578	BCE-MACH III LLC	Injection	2,000	47,406	3,200–3,800
Active	NORTH COWDEN UNIT #640W	42-135-30901	OCCIDENTAL PERMIAN LTD	Injection	5,000	47,363	3,700–5,600
Active	JOHNSON, J. L. -B- #77	42-135-32184	BASIN OIL & GAS OPER, LLC	Injection	2,500	47,357	3,986–4,272
Active	FEE "AH" #2	42-135-38460	FASKEN OIL AND RANCH, LTD	Injection	1,000	47,258	4,850–4,920
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #587	42-135-42179	OCCIDENTAL PERMIAN LTD	Injection	5,000	47,208	5,200–6,800
Active	GOLDSMITH, C. A., ETAL #801W	42-135-01174	HILCORP ENGY CO	Injection	2,000	47,173	4,969–7,867
Active	GOLDSMITH, C. A., ETAL #582W	42-135-00961	HILCORP ENGY CO	Injection	2,000	47,133	4,969–7,867
Active	WITCHER, J. E. #7	42-135-30300	LAGUNA PETRO CORP	Injection	1,000	47,119	3,750–4,600
Active	TXL SOUTH UNIT #1802A	42-135-07111	FORMENTERA OPERATIONS LLC	Injection	1,200	47,115	5,350–5,860
Active	TXL SOUTH UNIT #5209W	42-135-37573	FORMENTERA OPERATIONS LLC	Injection	2,000	46,799	5,600–6,500
Active	RHODES COWDEN UNIT #662W	42-135-31488	OXY USA WTP LP	Injection	1,500	46,797	4,000–4,300
Active	PHILLIPS-SLATOR -26- #1W	42-135-34429	SCOUT ENGY MANAGEMENT LLC	Injection	2,400	46,657	4,758–4,876
Active	EAST PENWELL /SAN ANDRES/ UNIT #1322W	42-135-39340	BCE-MACH III LLC	Injection	2,000	46,644	3,400–3,950
Active	NORTH COWDEN UNIT #110W	42-135-01714	OCCIDENTAL PERMIAN LTD	Injection	5,000	46,621	3,700–4,500
Active	JOHNSON GBSA UNIT #1806W	42-135-33559	OXY USA WTP LP	Injection	1,000	46,557	4,050–4,150
Active	FOSTER, F. #8W	42-135-04780	OCCIDENTAL PERMIAN LTD	Injection	1,000	46,554	3,873–4,180
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #112W	42-135-06461	OCCIDENTAL PERMIAN LTD	Injection	5,000	46,515	5,200–6,800
Active	WITCHER, J. E. -PB- #28	42-135-38004	OCCIDENTAL PERMIAN LTD	Injection	1,000	46,482	3,867–4,200
Active	GOLDSMITH, C. A., ETAL #518W	42-135-00897	HILCORP ENGY CO	Injection	2,000	46,375	4,969–7,867
Active	NORTH COWDEN UNIT #509W	42-135-07317	OCCIDENTAL PERMIAN LTD	Injection	2,000	46,304	3,900–4,500
Active	NORTH COWDEN UNIT #452W	42-135-07347	OCCIDENTAL PERMIAN LTD	Injection	1,000	46,278	4,002–4,350
Active	WITCHER, J. E. #89	42-135-35611	OCCIDENTAL PERMIAN LTD	Injection	1,000	46,213	3,946–4,246
Active	FOSTER-PEGUES UNIT #11	42-135-37168	LAGUNA PETRO CORP	Injection	1,000	46,128	3,750–4,600
Active	WITCHER, J. E. #5	42-135-06897	OCCIDENTAL PERMIAN LTD	Injection	1,000	46,048	3,900–4,300
Active	GOLDSMITH, C. A., ETAL #2105W	42-135-40662	HILCORP ENGY CO	Injection	2,000	46,044	4,969–7,867
Active	GOLDSMITH SAN ANDRES UNIT #245W	42-135-00658	HILCORP ENGY CO	Injection	2,000	45,975	3,854–5,111
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #12	42-135-03430	OCCIDENTAL PERMIAN LTD	Injection	2,500	45,962	5,250–6,450
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #467	42-135-41528	OCCIDENTAL PERMIAN LTD	Injection	5,000	45,877	5,200–6,600
Active	GIST UNIT #111W	42-135-32911	AGHORN OPER, INC	Injection	1,200	45,500	4,208–4,388

page 15 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.