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	DEFORD #13	42-135-42476	OCCIDENTAL PERMIAN LTD	Injection	5,000	196,732	5,200–6,800
Active	COWDEN, ELLIOTT F., -B- #103	42-135-39110	OCCIDENTAL PERMIAN LTD	Injection	2,500	196,506	3,700–4,400
Active	NORTH COWDEN UNIT #119W	42-135-04629	OCCIDENTAL PERMIAN LTD	Injection	5,000	196,132	3,700–5,600
Active	EAST COWDEN (GRAYBURG) UNIT #74W	42-135-35279	BASIN OIL & GAS OPER, LLC	Injection	2,500	195,757	4,156–4,624
Active	NORTH COWDEN UNIT #1216W	42-135-35465	OCCIDENTAL PERMIAN LTD	Injection	5,000	195,512	3,700–5,600
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #85W	42-135-06493	OCCIDENTAL PERMIAN LTD	Injection	5,000	195,210	5,200–6,400
Active	EAST COWDEN (GRAYBURG) UNIT #69W	42-135-35073	BASIN OIL & GAS OPER, LLC	Injection	2,500	194,597	4,150–4,650
Active	GOLDSMITH-LANDRETH/SAN ANDRES/UT #312RW	42-135-42743	ATLAS OPER LLC	Injection	30,000	194,237	4,100–4,500
Active	HOLT, O. B. -C- #18	42-135-36342	TEXLAND PETRO, L.P	Injection	1,600	194,092	5,114–5,316
Active	GOLDSMITH, C. A., ETAL #475W	42-135-00854	HILCORP ENGY CO	Injection	5,000	193,444	4,969–7,990
Active	NORTH COWDEN UNIT #329W	42-135-07385	OCCIDENTAL PERMIAN LTD	Injection	5,000	193,345	3,700–5,600
Active	GOLDSMITH, C. A., ETAL #744W	42-135-01121	HILCORP ENGY CO	Injection	2,000	193,306	4,969–7,867
Active	NORTH COWDEN UNIT #1390W	42-135-35781	OCCIDENTAL PERMIAN LTD	Injection	1,800	193,088	3,900–4,900
Active	BLAKENEY #3	42-135-04420	OCCIDENTAL PERMIAN LTD	Injection	1,000	192,931	5,450–6,500
Active	MOSS UNIT #104W	42-135-02290	AGHORN OPER, INC	Injection	1,250	192,593	4,296–4,542
Active	FOSTER, H. C. #313W	42-135-31571	AGHORN OPER, INC	Injection	800	191,611	4,150–4,295
Active	BLAKENEY, B. H. /HOLT PAY/ #18W	42-135-36328	TEXLAND PETRO, L.P	Injection	2,000	191,349	5,152–5,355
Active	EAST COWDEN (GRAYBURG) UNIT #46W	42-135-32111	BASIN OIL & GAS OPER, LLC	Injection	2,500	190,630	4,200–4,530
Active	NORTH PENWELL UNIT #151W	42-135-10200	RING ENGY, INC	Injection	1,200	189,666	3,400–4,200
Active	NORTH COWDEN UNIT #1338W	42-135-35777	OCCIDENTAL PERMIAN LTD	Injection	1,200	189,428	3,900–4,900
Active	MOSS,PAUL SOUTH(CANYON 8790)UNIT #103W	42-135-20171	R3 OPERATING CORPORATION	Injection	1,800	189,106	8,756–8,917
Active	NORTH COWDEN UNIT #571	42-135-30439	OCCIDENTAL PERMIAN LTD	Injection	5,000	188,751	3,700–5,600
Active	NORTH COWDEN UNIT #167W	42-135-06816	OCCIDENTAL PERMIAN LTD	Injection	1,000	188,705	4,035–4,332
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #76W	42-135-06489	OCCIDENTAL PERMIAN LTD	Injection	5,000	188,633	5,200–6,400
Active	COWDEN, J. M. R/A -A- #88W	42-135-02811	OCCIDENTAL PERMIAN LTD	Injection	5,000	188,552	3,800–5,400
Active	BAGLEY -A- #26W	42-135-36660	OXY USA WTP LP	Injection	5,000	188,549	4,000–4,600
Active	GOLDSMITH-LANDRETH/SAN ANDRES/UT #202WI	42-135-06389	ATLAS OPER LLC	Injection	15,000	188,539	4,166–4,450
Active	CORRIGAN COWDEN UNIT #313W	42-135-31996	OXY USA INC	Injection	2,000	188,155	4,100–4,600
Active	NORTH COWDEN UNIT #1211W	42-135-35464	OCCIDENTAL PERMIAN LTD	Injection	5,000	187,848	3,700–5,600
Active	NORTH COWDEN UNIT #1192	42-135-35148	OCCIDENTAL PERMIAN LTD	Injection	5,000	187,628	3,700–5,600
Active	EAST GOLDSMITH SAN ANDRES UNIT #2813	42-135-32076	SCOUT ENGY MANAGEMENT LLC	Injection	5,000	187,161	4,179–4,293
Active	GOLDSMITH-LANDRETH/SAN ANDRES/UT #225W	42-135-06283	ATLAS OPER LLC	Injection	10,000	187,115	4,176–4,500
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #144W	42-135-03466	OCCIDENTAL PERMIAN LTD	Injection	5,000	187,038	5,200–6,400
Active	NORTH COWDEN UNIT #161W	42-135-07978	OCCIDENTAL PERMIAN LTD	Injection	5,000	186,652	3,700–5,600
Active	NORTH COWDEN UNIT #1235	42-135-35514	OCCIDENTAL PERMIAN LTD	Injection	5,000	186,545	3,700–5,600
Active	COWDEN, ELLIOTT F., -A- #13W	42-135-03332	OCCIDENTAL PERMIAN LTD	Injection	1,200	185,802	3,910–4,194
Active	CORRIGAN COWDEN UNIT #314W	42-135-31993	OXY USA INC	Injection	2,000	185,779	4,100–4,600
Active	NORTH COWDEN UNIT #1385W	42-135-35713	OCCIDENTAL PERMIAN LTD	Injection	1,000	185,286	3,900–4,900
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #457	42-135-41685	OCCIDENTAL PERMIAN LTD	Injection	5,000	185,272	5,200–6,800
Active	WEYMAN #4W	42-135-08037	OCCIDENTAL PERMIAN LTD	Injection	5,000	185,245	5,200–6,400
Active	NORTH COWDEN UNIT #165W	42-135-02792	OCCIDENTAL PERMIAN LTD	Injection	1,000	184,950	4,005–4,300
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #80W	42-135-06492	OCCIDENTAL PERMIAN LTD	Injection	1,000	184,043	5,480–6,400
Active	GOLDSMITH-LANDRETH/SAN ANDRES/UT #221R	42-135-40873	ATLAS OPER LLC	Injection	3,000	183,927	4,062–4,500
Active	WEYMAN #13	42-135-42216	OCCIDENTAL PERMIAN LTD	Injection	5,000	183,896	5,150–6,750
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #40W	42-135-03414	OCCIDENTAL PERMIAN LTD	Injection	1,500	183,496	5,200–6,300
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #67W	42-135-06516	OCCIDENTAL PERMIAN LTD	Injection	5,000	183,219	5,200–6,400
Active	EAST HARPER UNIT #249W	42-135-03056	AGHORN OPER, INC	Injection	1,000	182,713	4,016–4,205
Active	NORTH COWDEN UNIT #1202W	42-135-35152	OCCIDENTAL PERMIAN LTD	Injection	5,000	182,346	3,700–5,360
Active	NORTH COWDEN UNIT #114W	42-135-01736	OCCIDENTAL PERMIAN LTD	Injection	5,000	182,314	3,965–4,266
Active	NORTH COWDEN UNIT #537W	42-135-30373	OCCIDENTAL PERMIAN LTD	Injection	1,000	181,648	4,078–4,453
Active	GOLDSMITH-LANDRETH/SAN ANDRES/UT #177W	42-135-08902	ATLAS OPER LLC	Injection	10,000	181,338	4,078–4,500
Active	NORTH COWDEN UNIT #120W	42-135-01893	OCCIDENTAL PERMIAN LTD	Injection	5,000	180,779	3,700–5,600
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #146W	42-135-08411	OCCIDENTAL PERMIAN LTD	Injection	5,000	180,742	5,200–6,400
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #183	42-135-06324	OCCIDENTAL PERMIAN LTD	Injection	5,000	180,674	5,200–6,800
Active	NORTH COWDEN UNIT #1572	42-135-38302	OCCIDENTAL PERMIAN LTD	Injection	5,025	179,894	3,950–4,800
Active	NORTH COWDEN UNIT #205W	42-135-09033	OCCIDENTAL PERMIAN LTD	Injection	1,000	179,654	4,008–4,354
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #636	42-135-42339	OCCIDENTAL PERMIAN LTD	Injection	5,000	179,567	5,200–6,800
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #91W	42-135-06243	OCCIDENTAL PERMIAN LTD	Injection	5,000	179,458	5,200–6,500
Active	NORTH COWDEN UNIT #1333W	42-135-35784	OCCIDENTAL PERMIAN LTD	Injection	5,000	178,866	3,700–5,600
Active	FOSTER -D- #205W	42-135-31561	AGHORN OPER, INC	Injection	800	178,663	4,250–4,310
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #181	42-135-06451	OCCIDENTAL PERMIAN LTD	Injection	5,000	178,568	5,200–6,800
Active	NORTH COWDEN UNIT #560W	42-135-30430	OCCIDENTAL PERMIAN LTD	Injection	5,000	178,340	3,700–5,600
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #135	42-135-06155	OCCIDENTAL PERMIAN LTD	Injection	5,000	177,698	5,200–6,800
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #182	42-135-08726	OCCIDENTAL PERMIAN LTD	Injection	5,000	177,575	5,200–6,800
Active	MOSS, PAUL UNIT #85W	42-135-02065	R3 OPERATING CORPORATION	Injection	2,000	177,319	4,294–4,406
Active	SOUTH FOSTER UNIT #42W	42-135-06838	OCCIDENTAL PERMIAN LTD	Injection	1,000	177,246	3,977–4,318
Active	JOHNSON GBSA UNIT #2105W	42-135-04249	OXY USA WTP LP	Injection	1,500	176,904	3,900–4,130
Active	GOLDSMITH ANDECTOR UNIT #H 8W	42-135-37817	MAVERICK PERMIAN LLC	Injection	2,000	176,853	5,440–6,550
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #453	42-135-41526	OCCIDENTAL PERMIAN LTD	Injection	5,000	176,749	5,200–6,800
Active	BAGLEY, VINA #18W	42-135-33272	AGHORN OPER, INC	Injection	2,000	176,650	4,100–4,310
Active	MOOERS #1	42-135-08209	OCCIDENTAL PERMIAN LTD	Injection	5,000	175,402	5,600–6,300
Active	NORTH COWDEN UNIT #1111W	42-135-33679	OCCIDENTAL PERMIAN LTD	Injection	5,000	174,618	3,700–5,600
Active	GOLDSMITH, C. A., ETAL #421W	42-135-00802	HILCORP ENGY CO	Injection	5,000	173,948	4,969–7,867
Active	RHODES COWDEN UNIT #661W	42-135-31249	OXY USA WTP LP	Injection	1,500	173,915	4,000–4,325
Active	NORTH COWDEN UNIT #13WI	42-135-30551	OCCIDENTAL PERMIAN LTD	Injection	5,000	173,605	3,800–5,000
Active	NORTH COWDEN UNIT #788	42-135-31324	OCCIDENTAL PERMIAN LTD	Injection	2,000	173,544	4,000–4,488
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #68W	42-135-06513	OCCIDENTAL PERMIAN LTD	Injection	5,000	173,072	5,200–6,800
Active	SOUTH FOSTER UNIT #68W	42-135-06844	OCCIDENTAL PERMIAN LTD	Injection	2,500	173,014	3,990–4,280
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #54W	42-135-06526	OCCIDENTAL PERMIAN LTD	Injection	1,000	172,613	5,462–6,288
Active	TXL NORTH UNIT #651	42-135-06999	FORMENTERA OPERATIONS LLC	Injection	3,000	172,545	5,400–6,946
Active	TXL NORTH UNIT #671W	42-135-07035	FORMENTERA OPERATIONS LLC	Injection	3,000	172,515	5,300–7,100
Active	NORTH COWDEN UNIT #1301W	42-135-35554	OCCIDENTAL PERMIAN LTD	Injection	5,000	172,376	3,700–5,600
Active	TXL NORTH UNIT #673W	42-135-05377	FORMENTERA OPERATIONS LLC	Injection	3,000	172,198	5,300–7,100
Active	NORTH COWDEN UNIT #1164W	42-135-34859	OCCIDENTAL PERMIAN LTD	Injection	5,000	171,792	3,700–5,600
Active	SOUTH FOSTER UNIT #55W	42-135-06887	OCCIDENTAL PERMIAN LTD	Injection	1,000	170,659	4,000–4,268
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #1R	42-135-42394	OCCIDENTAL PERMIAN LTD	Injection	5,000	170,441	5,200–6,800
Active	GOLDSMITH, C. A., ETAL #519W	42-135-00898	HILCORP ENGY CO	Injection	2,000	170,300	4,969–7,867
Active	NORTH COWDEN UNIT #387W	42-135-06798	OCCIDENTAL PERMIAN LTD	Injection	5,000	170,131	3,800–4,800
Active	NORTH COWDEN UNIT #332W	42-135-06801	OCCIDENTAL PERMIAN LTD	Injection	2,000	170,057	4,106–4,470
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #586	42-135-42189	OCCIDENTAL PERMIAN LTD	Injection	5,000	169,895	5,200–6,800
Active	EAST HARPER UNIT #379W	42-135-21420	AGHORN OPER, INC	Injection	2,000	169,215	4,064–4,222
Active	NORTH COWDEN UNIT #592W	42-135-30791	OCCIDENTAL PERMIAN LTD	Injection	5,000	169,097	3,700–5,600
Active	LAREN #4	42-135-07923	FORMENTERA OPERATIONS LLC	Injection	5,000	168,953	5,500–6,300
Active	GIST UNIT #9	42-135-05299	AGHORN OPER, INC	Injection	1,200	168,418	4,103–4,280
Active	EAST PENWELL /SAN ANDRES/ UNIT #301W	42-135-07899	BCE-MACH III LLC	Injection	1,000	168,305	3,500–3,717
Active	NORTH COWDEN UNIT #1382W	42-135-35740	OCCIDENTAL PERMIAN LTD	Injection	5,000	168,243	3,700–5,600
Active	BLAKENEY, B. H. /HOLT PAY/ #16W	42-135-36330	TEXLAND PETRO, L.P	Injection	2,000	167,748	5,094–5,270
Active	GOLDSMITH, C. A., ETAL #715W	42-135-01092	HILCORP ENGY CO	Injection	2,000	167,684	4,969–7,867
Active	GOLDSMITH-LANDRETH /DEEP/ UNIT #78W	42-135-06248	OCCIDENTAL PERMIAN LTD	Injection	1,000	167,455	5,500–6,400
Active	RHODES COWDEN UNIT #650W	42-135-30690	OXY USA WTP LP	Injection	5,000	167,422	3,900–4,500

page 4 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.