Saltwater Disposal Wells in Crane County

Complete UIC injection & disposal well inventory from RRC permits, with reported H-10 volumes.

Active Wells

1,177

Permitted Capacity

2.9M bbl/d

Injected 12mo (thru 2025-06)

134.0M bbl

UIC Permits All Time

3,166

STATUS	LEASE / WELL	API	OPERATOR	TYPE	PERMITTED BBL/D	INJECTED 12MO	ZONE (FT)
Active	WADDELL TR 1 #730W	42-103-01584	BLACKBEARD OPER, LLC	Injection	1,000	85,307	3,723–3,930
Active	NORTH MCELROY UNIT #3413W	42-103-03394	KINDER MORGAN PROD CO LLC	Injection	2,000	84,272	2,800–3,300
Active	TUBB, J.B. -B- TR-A #7B	42-103-05734	WALSH & WATTS, INC	Injection	1,500	84,097	4,120–4,255
Active	NORTH MCELROY UNIT #3421W	42-103-04471	KINDER MORGAN PROD CO LLC	Injection	1,500	84,046	3,016–3,186
Active	COWDEN, JAX M., ET AL /NCT-D/ #21W	42-103-34102	CITATION OIL & GAS CORP	Injection	1,000	83,235	5,330–5,473
Active	WADDELL TR 3 #381	42-103-01517	BLACKBEARD OPER, LLC	Injection	1,000	82,861	8,593–9,213
Active	NORTH MCELROY UNIT #4607W	42-103-04230	KINDER MORGAN PROD CO LLC	Injection	3,500	82,085	2,906–3,064
Active	NORTH MCELROY UNIT #4718W	42-103-05789	KINDER MORGAN PROD CO LLC	Injection	5,000	82,054	2,700–3,300
Active	UNIVERSITY 42 #3SW	42-103-32844	FORMENTERA OPERATIONS LLC	Injection	10,000	81,633	3,300–4,300
Active	MCELROY, J. T., CONS. #1438W	42-103-35365	SCOUT ENGY MANAGEMENT LLC	Injection	2,500	81,513	2,600–3,300
Active	MCELROY, J. T., CONS. #226C	42-103-00592	SCOUT ENGY MANAGEMENT LLC	Injection	2,500	80,741	2,630–3,300
Active	NORTH MCELROY UNIT #4032W	42-103-03403	KINDER MORGAN PROD CO LLC	UIC	1,500	80,470	2,840–3,065
Active	NORTH MCELROY UNIT #4655W	42-103-05738	KINDER MORGAN PROD CO LLC	Injection	2,500	80,274	2,600–3,300
Active	MCELROY, J. T., CONS. #1667W	42-103-36027	SCOUT ENGY MANAGEMENT LLC	Injection	3,500	79,564	2,500–3,300
Active	CORDONA LAKE CONSOLIDATED UNIT #62W	42-103-32391	HILCORP ENGY CO	Injection	1,500	78,689	5,000–5,700
Active	WADDELL TR 1 #149W	42-103-00954	BLACKBEARD OPER, LLC	Injection	1,000	77,714	3,220–3,380
Active	ROCKING H STATE 17 #1	42-103-36269	SEVEN LOAVES ENERGY LLC	Injection	15,000	77,543	4,611–4,720
Active	CORDONA LAKE CONSOLIDATED UNIT #2W	42-103-02662	HILCORP ENGY CO	Injection	1,500	77,409	5,000–5,700
Active	CRIER-MCELROY #525W	42-103-35105	SCOUT ENGY MANAGEMENT LLC	Injection	2,500	77,358	2,500–3,500
Active	CORDONA LAKE CONSOLIDATED UNIT #89	42-103-33874	HILCORP ENGY CO	Injection	1,500	77,090	5,000–5,700
Active	WADDELL TR 3-D #471W	42-103-01315	BLACKBEARD OPER, LLC	Injection	1,000	76,957	3,230–3,322
Active	MCELROY, J. T., CONS. #1429W	42-103-35354	SCOUT ENGY MANAGEMENT LLC	Injection	2,500	76,336	2,500–3,500
Active	WADDELL TR 3 #130W	42-103-00932	BLACKBEARD OPER, LLC	Injection	1,000	75,882	8,553–9,103
Active	NORTH MCELROY UNIT #4639W	42-103-04841	KINDER MORGAN PROD CO LLC	Injection	2,500	75,303	2,800–3,050
Active	ARCO #2	42-103-30893	QP, INC	Injection	1,000	75,190	2,850–3,650
Active	NORTH MCELROY UNIT #3960W	42-103-05553	KINDER MORGAN PROD CO LLC	Injection	5,000	75,113	2,867–3,102
Active	NORTH MCELROY UNIT #2863W	42-103-03516	KINDER MORGAN PROD CO LLC	Injection	1,000	73,937	3,000–3,200
Active	NORTH MCELROY UNIT #4440W	42-103-04301	KINDER MORGAN PROD CO LLC	Injection	1,000	73,769	2,794–3,075
Active	WADDELL TR 1 #605W	42-103-01437	BLACKBEARD OPER, LLC	Injection	1,000	73,543	3,537–3,976
Active	MCELROY, J. T., CONS. #1404W	42-103-35283	SCOUT ENGY MANAGEMENT LLC	Injection	2,500	73,447	2,500–3,500
Active	TEXAS UNIVERSITY SEC. 16 #1609W	42-103-03925	HARVEST PETROLEUM PARTNERS LLC	Injection	3,000	71,564	3,296–3,474
Active	MCELROY, J. T., CONS. #1503	42-103-35582	SCOUT ENGY MANAGEMENT LLC	Injection	2,500	71,244	2,600–2,935
Active	NORTH MCELROY UNIT #3411W	42-103-02886	KINDER MORGAN PROD CO LLC	Injection	3,000	71,140	2,995–3,272
Active	MCELROY, J. T., CONS. #1149C	42-103-34043	SCOUT ENGY MANAGEMENT LLC	Injection	2,500	70,104	2,500–3,500
Active	MCELROY, J. T., CONS. #1151W	42-103-34074	SCOUT ENGY MANAGEMENT LLC	Injection	2,000	69,320	2,520–3,200
Active	EUDALY, K. B. #2	42-103-04870	OLSEN ENGY INC	UIC	400	68,344	2,140–2,170
Active	WADDELL TR 3-D #907W	42-103-10594	BLACKBEARD OPER, LLC	Injection	1,000	66,521	3,327–3,547
Active	RENAUD #2D	42-103-03302	CITATION OIL & GAS CORP	Injection	12,000	66,173	5,106–5,118
Active	STATE OF TEXAS -DW- #6W	42-103-04120	FORMENTERA OPERATIONS LLC	Injection	700	65,567	3,074–3,350
Active	NORTH MCELROY UNIT #3417W	42-103-02888	KINDER MORGAN PROD CO LLC	Injection	3,500	65,254	2,900–3,320
Active	MCELROY, J. T., CONS. #139 C	42-103-00715	SCOUT ENGY MANAGEMENT LLC	Injection	4,000	64,877	2,630–2,918
Active	NORTH MCELROY UNIT #3814W	42-103-31034	KINDER MORGAN PROD CO LLC	Injection	1,000	64,391	3,142–3,643
Active	WADDELL TR B #69W	42-103-02362	BLACKBEARD OPER, LLC	Injection	3,000	63,822	3,696–4,860
Active	MCELROY, J. T., CONS. #56 C	42-103-00450	SCOUT ENGY MANAGEMENT LLC	Injection	1,000	63,592	2,694–3,003
Active	MCELROY, J. T., CONS. #836C	42-103-31153	SCOUT ENGY MANAGEMENT LLC	Injection	4,000	63,547	2,600–3,100
Active	MCELROY, J. T., CONS. #1519W	42-103-35651	SCOUT ENGY MANAGEMENT LLC	Injection	2,500	63,547	2,500–3,100
Active	WADDELL TR 1 #651W	42-103-01483	BLACKBEARD OPER, LLC	Injection	1,500	63,219	3,309–3,504
Active	MCELROY, J. T., CONS. #1300W	42-103-34949	SCOUT ENGY MANAGEMENT LLC	Injection	2,500	62,618	2,600–2,800
Active	MCKNIGHT, EWELL, ETAL #8	42-103-03188	WILLIAMS OIL CO	Injection	4,000	61,956	4,230–6,528
Active	COWDEN, JAX M., ET AL /NCT-D/ #26W	42-103-34081	CITATION OIL & GAS CORP	Injection	1,000	61,527	5,231–5,521
Active	COWDEN, JAX M., ET AL /NCT-D/ #29W	42-103-34157	CITATION OIL & GAS CORP	Injection	1,000	61,510	5,100–5,425
Active	TUBB-STATE, J.B. #18W	42-103-32431	BLACKBEARD OPER, LLC	Injection	2,000	61,423	2,949–3,448
Active	CORDONA LAKE CONSOLIDATED UNIT #16W	42-103-02676	HILCORP ENGY CO	Injection	1,500	61,186	5,000–5,700
Active	MCELROY, J. T., CONS. #1661W	42-103-36030	SCOUT ENGY MANAGEMENT LLC	Injection	3,500	61,052	2,500–3,300
Active	MCELROY, J. T., CONS. #1139W	42-103-34060	SCOUT ENGY MANAGEMENT LLC	Injection	1,000	60,875	2,675–3,300
Active	DAWSON -78- #5W	42-103-33967	R3 OPERATING CORPORATION	Injection	4,000	60,518	5,614–5,654
Active	CRIER-MCELROY #130	42-103-00419	SCOUT ENGY MANAGEMENT LLC	Injection	4,000	59,173	2,700–3,000
Active	MCCLINTIC UNIT #43W	42-103-11679	CITATION OIL & GAS CORP	Injection	400	59,078	2,900–3,030
Active	CORDONA LAKE CONSOLIDATED UNIT #151W	42-103-34692	HILCORP ENGY CO	Injection	2,500	58,993	5,100–5,720
Active	MCELROY, J. T., CONS. #832C	42-103-31108	SCOUT ENGY MANAGEMENT LLC	Injection	2,500	58,819	2,400–3,300
Active	MCELROY, J. T., CONS. #282C	42-103-00608	SCOUT ENGY MANAGEMENT LLC	Injection	1,000	58,349	2,655–3,300
Active	WADDELL TR 1 #701W	42-103-01556	BLACKBEARD OPER, LLC	Injection	1,000	58,041	3,346–3,740
Active	UPTON 'Z' FEE #13	42-103-34417	DIAMONDBACK E&P LLC	Injection	900	57,848	4,160–4,513
Active	MCELROY, J. T., CONS. #212C	42-103-00584	SCOUT ENGY MANAGEMENT LLC	Injection	1,000	57,771	2,650–3,300
Active	MCELROY, J. T., CONS. #1406W	42-103-35279	SCOUT ENGY MANAGEMENT LLC	Injection	2,500	57,528	2,500–3,500
Active	SAND HILLS TUBB UNIT #69	42-103-34802	FORMENTERA OPERATIONS LLC	Injection	500	57,154	4,300–4,780
Active	WADDELL TR 3 #127W	42-103-00938	BLACKBEARD OPER, LLC	Injection	1,000	56,855	8,510–9,096
Active	ROBBINS -27- #1	42-103-10673	OLSEN ENGY INC	Injection	1,000	56,636	2,946–3,428
Active	WADDELL TR 3-D #338W	42-103-01195	BLACKBEARD OPER, LLC	Injection	1,000	56,434	3,200–3,650
Active	MCELROY, J. T., CONS. #25 C	42-103-02599	SCOUT ENGY MANAGEMENT LLC	Injection	600	56,097	2,721–3,015
Active	COWDEN, JAX M., ET AL /NCT-D/ #28W	42-103-34100	CITATION OIL & GAS CORP	Injection	1,850	55,521	5,287–5,355
Active	WADDELL, W. N. #758D	42-103-01612	RING ENGY, INC	Injection	2,500	55,024	3,480–3,573
Active	CRIER-MCELROY #507W	42-103-35264	SCOUT ENGY MANAGEMENT LLC	Injection	2,500	54,976	2,500–3,500
Active	WADDELL TR 1 #504W	42-103-01346	BLACKBEARD OPER, LLC	Injection	3,000	54,785	3,165–3,394
Active	MCELROY, J. T., CONS. #78 C	42-103-02603	SCOUT ENGY MANAGEMENT LLC	Injection	4,000	54,595	2,600–3,000
Active	MCELROY, J. T., CONS. #64C	42-103-02616	SCOUT ENGY MANAGEMENT LLC	Injection	1,500	54,519	2,676–2,976
Active	WADDEL TR 1-W #65W	42-103-01047	BLACKBEARD OPER, LLC	Injection	1,500	53,844	3,000–3,900
Active	NORTH MCELROY UNIT #3446W	42-103-04264	KINDER MORGAN PROD CO LLC	Injection	1,500	53,739	2,982–3,197
Active	MCELROY, J. T., CONS. #1134W	42-103-34062	SCOUT ENGY MANAGEMENT LLC	Injection	1,000	53,673	2,675–3,300
Active	WADDEL TR 1-W #60W	42-103-01042	BLACKBEARD OPER, LLC	Injection	3,000	53,512	3,150–3,468
Active	MCELROY, J. T., CONS. #1046W	42-103-33530	SCOUT ENGY MANAGEMENT LLC	Injection	4,000	52,980	2,600–3,200
Active	COWDEN, JAX M., ET AL /NCT-D/ #20	42-103-33999	CITATION OIL & GAS CORP	Injection	1,000	52,602	5,154–5,402
Active	EVERITT & GLASS -B- #4	42-103-10047	OLSEN ENGY INC	Injection	3,000	51,841	3,850–4,000
Active	CORDONA LAKE CONSOLIDATED UNIT #149	42-103-34622	HILCORP ENGY CO	Injection	2,500	51,343	5,231–5,436
Active	WADDELL TR B #34W	42-103-02329	BLACKBEARD OPER, LLC	Injection	1,000	50,978	4,300–4,900
Active	COWDEN, JAX M., ET AL /NCT-D/ #23W	42-103-34098	CITATION OIL & GAS CORP	Injection	1,000	50,596	5,210–5,640
Active	CRIER-MCELROY #341W	42-103-33913	SCOUT ENGY MANAGEMENT LLC	Injection	1,000	50,307	2,700–3,300
Active	MCELROY, J. T., CONS. #61 C	42-103-00453	SCOUT ENGY MANAGEMENT LLC	Injection	1,500	50,191	2,699–3,053
Active	MCELROY, J. T., CONS. #235C	42-103-02621	SCOUT ENGY MANAGEMENT LLC	Injection	1,000	50,049	2,671–3,300
Active	BLAIR-TXL #4	42-103-35570	CML EXPL, LLC	Injection	2,000	49,835	7,850–7,870
Active	MCELROY, J. T., CONS. #1409W	42-103-35282	SCOUT ENGY MANAGEMENT LLC	Injection	2,500	49,603	2,500–3,500
Active	WADDELL TR 3-D #304W	42-103-01161	BLACKBEARD OPER, LLC	Injection	1,000	49,206	3,272–3,388
Active	COWDEN, JAX M., ET AL /NCT-D/ #22W	42-103-34080	CITATION OIL & GAS CORP	Injection	1,000	48,350	5,291–5,700
Active	WADDELL TR 3 #152W	42-103-02627	BLACKBEARD OPER, LLC	Injection	3,000	47,928	8,307–9,130
Active	WADDELL TR B #1455W	42-103-34268	BLACKBEARD OPER, LLC	Injection	2,000	46,919	4,300–4,900
Active	WADDELL TR 1 #445W	42-103-01289	BLACKBEARD OPER, LLC	Injection	1,000	46,852	3,300–3,900
Active	NORTH MCELROY UNIT #3933W	42-103-03509	KINDER MORGAN PROD CO LLC	Injection	1,500	46,791	2,868–3,106
Active	ATAPCO QUEEN UNIT #2QW	42-103-04882	OLSEN ENGY INC	Injection	750	46,094	2,124–2,158
Active	ARCO #5	42-103-11233	OLSEN ENGY INC	Injection	1,000	45,948	3,153–3,397
Active	WADDELL TR A #110W	42-103-02402	BLACKBEARD OPER, LLC	Injection	500	45,854	4,500–4,900

page 4 of 32 · 3,166 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.