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., UNIT #101W	42-135-04633	O'RYAN OIL AND GAS	Injection	400	800	3,921–4,200
Active	WEST GOLDSMITH UNIT #2205W	42-135-35047	AGHORN OPER, INC	Injection	500	751	4,322–4,454
Active	FOSTER-PEGUES UNIT #F 7	42-135-30857	LAGUNA PETRO CORP	Injection	1,000	739	3,750–4,600
Active	MOSS GRAYBURG-SAN ANDRES UNIT #108W	42-135-33465	OXY USA INC	Injection	1,000	735	3,900–4,400
Active	WIGHT, A. W., MRS. -B- #6	42-135-37247	OXY USA INC	Injection	3,000	709	5,100–5,500
Active	FOSTER #3	42-135-04767	PAR DEV	Injection	2,500	705	4,316–4,850
Active	MOSS, PAUL -C- #15	42-135-01980	AGHORN OPER, INC	Injection	550	670	3,929–4,140
Active	WIGHT, L. E. "B" #13W	42-135-30863	OXY USA INC	Injection	3,000	660	5,150–5,350
Active	NORTH COWDEN UNIT #1561	42-135-38112	OCCIDENTAL PERMIAN LTD	Injection	5,000	618	3,950–4,800
Active	BROCK, L. E. #20	42-135-38446	LAGUNA PETRO CORP	Injection	5,000	599	3,650–4,600
Active	GOLDSMITH ADOBE UNIT #605W	42-135-04490	CRESCENT ENGY OPER, LLC	Injection	5,000	594	5,040–7,329
Active	JOHNSON, J. L., UNIT #114	42-135-03954	O'RYAN OIL AND GAS	Injection	500	590	3,956–4,170
Active	NORTH COWDEN UNIT #1332W	42-135-35776	OCCIDENTAL PERMIAN LTD	Injection	750	545	3,900–4,900
Active	NORTH COWDEN UNIT #260W	42-135-02748	OCCIDENTAL PERMIAN LTD	Injection	5,000	535	3,700–5,600
Active	FOSTER-JOHNSON UNIT #1003W	42-135-21493	AGHORN OPER, INC	Injection	600	534	4,069–4,128
Active	EDWARDS ESTATE -GB- #4	42-135-08791	BAKER OPER, INC	Injection	50	504	4,013–4,290
Active	KAYSER, EVA #20	42-135-36707	AGHORN OPER, INC	Injection	1,000	450	3,700–4,450
Active	NORTH COWDEN UNIT #287W	42-135-02753	OCCIDENTAL PERMIAN LTD	Injection	5,000	448	3,700–5,600
Active	MOSS, PAUL #436W	42-135-02019	LAGUNA PETRO CORP	Injection	800	434	4,002–4,208
Active	JOHNSON, J. L., UNIT #207W	42-135-04046	O'RYAN OIL AND GAS	Injection	400	434	3,948–4,200
Active	JOHNSON, J. L., UNIT #104W	42-135-04052	O'RYAN OIL AND GAS	Injection	400	385	3,934–4,172
Active	NORTH COWDEN UNIT #55W	42-135-00100	OCCIDENTAL PERMIAN LTD	Injection	5,000	371	4,093–5,000
Active	GOLDSMITH-LANDRETH/SAN ANDRES/UT #150WI	42-135-03441	ATLAS OPER LLC	Injection	3,000	360	4,079–4,500
Active	GOLDSMITH ANDECTOR UNIT #E 10W	42-135-00299	MAVERICK PERMIAN LLC	Injection	2,000	350	5,490–6,550
Active	GOLDSMITH ANDECTOR UNIT #E 13W	42-135-00392	MAVERICK PERMIAN LLC	Injection	2,000	350	5,422–6,550
Active	GOLDSMITH ANDECTOR UNIT #B 10 W	42-135-36526	MAVERICK PERMIAN LLC	Injection	2,000	350	5,440–6,550
Active	GOLDSMITH ANDECTOR UNIT #P 11W	42-135-02682	MAVERICK PERMIAN LLC	Injection	2,000	345	5,440–6,550
Active	BROCK, L. E. #15	42-135-38430	LAGUNA PETRO CORP	Injection	1,000	341	3,750–4,600
Active	KAYSER, EVA #15	42-135-36706	AGHORN OPER, INC	Injection	1,000	339	3,700–4,450
Active	WEST GOLDSMITH UNIT #4004W	42-135-33941	AGHORN OPER, INC	Injection	500	316	4,250–4,314
Active	COWDEN, ELLIOTT F., -A- #26W	42-135-03366	OCCIDENTAL PERMIAN LTD	Injection	5,000	294	3,700–4,800
Active	CUMMINS -D- #32W	42-135-36661	OXY USA WTP EOR, LLC	Injection	1,500	286	5,450–5,900
Active	COWDEN, ELLIOTT F., -B- #23W	42-135-03252	OCCIDENTAL PERMIAN LTD	Injection	1,200	279	3,903–4,200
Active	GOLDSMITH-LANDRETH/SAN ANDRES/UT #126R	42-135-40337	ATLAS OPER LLC	Injection	10,000	264	4,100–4,500
Active	FOSTER #4W	42-135-04768	PAR DEV	Injection	2,500	240	4,332–4,409
Active	NORTH COWDEN UNIT #358W	42-135-07330	OCCIDENTAL PERMIAN LTD	Injection	800	227	3,982–4,460
Active	JOHNSON, J. L., UNIT #204W	42-135-04043	O'RYAN OIL AND GAS	Injection	400	204	3,953–4,185
Active	COWDEN, ELLIOTT F., -B- #37W	42-135-03266	OCCIDENTAL PERMIAN LTD	Injection	1,000	201	3,899–4,220
Active	RATLIFF RANCH 'A' #5A	42-135-43432	SLANT OPER, LLC	Injection	10,000	200	6,250–7,000
Active	NORTH COWDEN UNIT #1093	42-135-33651	OCCIDENTAL PERMIAN LTD	Injection	5,000	199	3,700–5,600
Active	COWDEN -D- #7	42-135-31380	RMR OPERATING, LLC	Injection	1,200	190	3,888–4,319
Active	NORTH COWDEN UNIT #64W	42-135-07717	OCCIDENTAL PERMIAN LTD	Injection	5,000	166	4,620–4,830
Active	JOHNSON, J. L., UNIT #110W	42-135-03950	O'RYAN OIL AND GAS	Injection	300	160	3,948–4,197
Active	JOHNSON, J. L., UNIT #201W	42-135-04040	O'RYAN OIL AND GAS	Injection	500	152	3,928–4,192
Active	NORTH COWDEN UNIT #1593	42-135-40429	OCCIDENTAL PERMIAN LTD	Injection	5,000	129	3,700–5,600
Active	WEST GOLDSMITH UNIT #5509W	42-135-32750	AGHORN OPER, INC	Injection	500	126	4,306–4,382
Active	MOSS, PAUL #4W	42-135-21082	SATANTA OIL CO	Injection	1,500	80	4,170–4,357
Active	NORTH COWDEN UNIT #56W	42-135-04243	OCCIDENTAL PERMIAN LTD	Injection	5,000	78	3,700–5,600
Active	WITCHER, J. E. #13	42-135-06905	OCCIDENTAL PERMIAN LTD	Injection	1,000	67	3,850–4,400
Active	HENDERSON #8	42-135-21080	SATANTA OIL CO	Injection	500	60	4,109–4,350
Active	GOLDSMITH ANDECTOR UNIT #P 12W	42-135-02674	MAVERICK PERMIAN LLC	Injection	2,000	48	5,300–6,550
Active	WEST JORDAN UNIT #503	42-135-01466	EXTEX OPER CO	Injection	1,100	47	3,490–3,711
Active	NORTH COWDEN UNIT #1206W	42-135-35458	OCCIDENTAL PERMIAN LTD	Injection	5,000	43	3,700–5,600
Active	WIGHT, L E #5	42-135-37250	BRIDWELL OIL CO	Injection	3,000	43	5,100–5,500
Active	TXL SOUTH UNIT #4101	42-135-03665	FORMENTERA OPERATIONS LLC	Injection	2,000	38	5,300–6,500
Active	NORTH COWDEN UNIT #1355W	42-135-35773	OCCIDENTAL PERMIAN LTD	Injection	5,000	35	3,700–5,600
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #93R	42-135-42396	OCCIDENTAL PERMIAN LTD	Injection	5,000	31	5,200–6,800
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #30	42-135-06509	OCCIDENTAL PERMIAN LTD	Injection	5,000	28	5,200–6,400
Active	COWDEN, ELLIOTT F., -A- #3W	42-135-03347	OCCIDENTAL PERMIAN LTD	Injection	1,000	28	3,850–4,300
Active	HOLT, O. B. -C- #16	42-135-36320	TEXLAND PETRO, L.P	Injection	1,600	17	5,132–5,335
Active	WITCHER, J. E. -PB- #18	42-135-06846	OCCIDENTAL PERMIAN LTD	Injection	1,000	15	3,845–4,187
Active	BROCK, L. E. #11	42-135-33442	LAGUNA PETRO CORP	Injection	2,700	13	3,600–4,600
Active	GOLDSMITH ANDECTOR UNIT #N 15	42-135-03134	MAVERICK PERMIAN LLC	Injection	1,800	13	5,328–6,281
Active	SOUTH FOSTER UNIT #167W	42-135-32828	OCCIDENTAL PERMIAN LTD	Injection	5,000	11	3,800–4,500
Active	GOLDSMITH-CUMMINS /DEEP/ UNIT #91W	42-135-05477	FORMENTERA OPERATIONS LLC	Injection	2,500	11	5,500–6,400
Active	GOLDSMITH-CUMMINS /DEEP/ UNIT #126W	42-135-06569	FORMENTERA OPERATIONS LLC	Injection	2,500	10	5,400–6,400
Active	RHODES COWDEN UNIT #677W	42-135-35759	OXY USA WTP LP	Injection	1,000	10	4,075–4,105
Active	FOSTER, H. C. #17	42-135-38472	LAGUNA PETRO CORP	Injection	1,000	9	3,750–4,600
Active	GOLDSMITH-CUMMINS /DEEP/ UNIT #166W	42-135-06576	FORMENTERA OPERATIONS LLC	Injection	2,500	8	5,400–6,300
Active	GOLDSMITH ANDECTOR UNIT #C 10W	42-135-38123	MAVERICK PERMIAN LLC	Injection	2,000	8	5,440–6,550
Active	NORTH COWDEN UNIT #267W	42-135-02739	OCCIDENTAL PERMIAN LTD	Injection	5,000	7	3,700–5,600
Active	GOLDSMITH-CUMMINS /DEEP/ UNIT #90W	42-135-05479	FORMENTERA OPERATIONS LLC	Injection	2,500	7	5,500–6,400
Active	FOSTER, H. C. #5	42-135-04860	OCCIDENTAL PERMIAN LTD	Injection	2,500	7	3,700–4,500
Active	GOLDSMITH-CUMMINS /DEEP/ UNIT #107W	42-135-00256	FORMENTERA OPERATIONS LLC	Injection	2,500	5	5,400–6,370
Active	CORRIGAN COWDEN UNIT #110W	42-135-38270	OXY USA INC	Injection	2,000	5	4,100–4,676
Active	COWDEN, ELLIOTT F., -A- #41	42-135-03381	OCCIDENTAL PERMIAN LTD	Injection	1,000	4	3,906–4,205
Active	NORTH COWDEN UNIT #1592	42-135-40428	OCCIDENTAL PERMIAN LTD	Injection	5,000	3	3,700–5,600
Active	NORTH COWDEN UNIT #281W	42-135-02740	OCCIDENTAL PERMIAN LTD	Injection	5,000	3	3,700–5,600
Active	GOLDSMITH-CUMMINS /DEEP/ UNIT #103W	42-135-07593	FORMENTERA OPERATIONS LLC	Injection	2,500	3	5,500–6,370
Active	NORTH COWDEN UNIT #1025W	42-135-32040	OCCIDENTAL PERMIAN LTD	Injection	2,000	3	4,216–4,646
Active	JOHNSON GBSA UNIT #1805W	42-135-04206	OXY USA WTP LP	Injection	1,500	3	3,900–4,145
Active	NORTH COWDEN UNIT #286W	42-135-02738	OCCIDENTAL PERMIAN LTD	Injection	5,000	2	3,700–5,600
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #556	42-135-42082	OCCIDENTAL PERMIAN LTD	Injection	5,000	2	5,200–6,800
Active	HOLT, O. B. /R/ #17W	42-135-30588	OCCIDENTAL PERMIAN LTD	Injection	5,000	2	4,200–4,800
Active	FOSTER, F. #15	42-135-39286	OCCIDENTAL PERMIAN LTD	Injection	2,500	2	3,700–4,500
Active	JOHNSON GBSA UNIT #1303W	42-135-04157	OXY USA WTP LP	Injection	1,500	2	3,900–4,150
Active	JOHNSON GBSA UNIT #302A	42-135-36085	OXY USA WTP LP	Injection	1,000	2	4,060–4,500
Active	NORTH COWDEN UNIT #340W	42-135-07334	OCCIDENTAL PERMIAN LTD	Injection	5,000	1	3,700–5,600
Active	NORTH COWDEN UNIT #1591	42-135-40427	OCCIDENTAL PERMIAN LTD	Injection	5,000	1	3,700–5,600
Active	NORTH COWDEN UNIT #226W	42-135-07701	OCCIDENTAL PERMIAN LTD	Injection	5,000	1	3,700–5,600
Active	FOSTER, F. #4W	42-135-04776	OCCIDENTAL PERMIAN LTD	Injection	2,500	1	3,700–4,500
Active	GOLDSMITH ANDECTOR UNIT #N 11W	42-135-02677	MAVERICK PERMIAN LLC	Injection	2,000	1	5,440–6,550
Active	NORTH COWDEN UNIT #531W	42-135-30054	OCCIDENTAL PERMIAN LTD	Injection	1,000	1	4,100–4,400
Active	WITCHER, J. E. -7- #1	42-135-06825	OCCIDENTAL PERMIAN LTD	Injection	1,000	1	3,850–4,300
Active	NORTH COWDEN UNIT #731W	42-135-31081	OCCIDENTAL PERMIAN LTD	Injection	800	1	4,292–4,686
Active	GOLDSMITH, C. A. ET AL #818	42-135-01190	HILCORP ENGY CO	Disposal	36,000	--	9,500–11,000
Active	GOLDSMITH-LANDRETH/SAN ANDRES/UT #087SW	42-135-43324	ATLAS OPER LLC	Injection	35,000	--	7,700–10,500
Active	TXL NORTH UNIT #1031HW	42-135-42393	FORMENTERA OPERATIONS LLC	Injection	30,000	--	6,100–11,712
Active	PARKER SWD #1	42-135-43468	CRESCENT ENGY OPER, LLC	Disposal	30,000	--	8,900–11,700
Active	OPIE SWD #1	42-135-44049	DEEP BLUE OPER I LLC	Injection	20,000	--	3,800–6,500

page 21 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.