Saltwater Disposal Wells in Terry County

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

Active Wells

527

Permitted Capacity

1.5M bbl/d

Injected 12mo (thru 2025-06)

49.4M bbl

UIC Permits All Time

1,052

STATUS	LEASE / WELL	API	OPERATOR	TYPE	PERMITTED BBL/D	INJECTED 12MO	ZONE (FT)
Active	INVESTORS ROYALTY CO. "A" #4W	42-445-30192	BCE-MACH III LLC	Injection	10,000	152,984	7,600–8,150
Active	PRENTICE NORTHEAST UNIT #716U	42-445-31782	HIGHMARK ENGY OPER, LLC	Injection	2,500	152,523	5,750–7,300
Active	ADAIR SAN ANDRES UNIT #909	42-445-30174	HILCORP ENGY CO	Injection	2,000	152,475	4,792–4,914
Active	PRENTICE (6700 CLEARFORK) UNIT #105W	42-445-00596	OCCIDENTAL PERMIAN LTD	Injection	1,500	152,444	6,300–7,100
Active	WARHORSE (CLEARFORK, UP.) UNIT #705A	42-445-30613	EXTEX OPER CO	Injection	1,500	150,365	6,600–6,746
Active	PRENTICE NORTHEAST UNIT #529	42-445-31837	HIGHMARK ENGY OPER, LLC	Injection	2,500	150,134	5,750–7,300
Active	PRENTICE NORTHEAST UNIT #117A	42-445-00337	HIGHMARK ENGY OPER, LLC	Injection	2,500	150,009	5,750–7,300
Active	PRENTICE NORTHEAST UNIT #3A	42-445-31413	HIGHMARK ENGY OPER, LLC	Injection	2,500	148,114	5,906–6,905
Active	MALLET LAND & CATTLE CO. #81W	42-445-30595	CROSS TIMBERS ENGY, LLC	Injection	1,200	146,480	7,763–7,930
Active	PRENTICE NORTHEAST UNIT #16 L	42-445-00096	HIGHMARK ENGY OPER, LLC	Injection	2,500	145,318	5,750–7,300
Active	PRENTICE NORTHEAST UNIT #606L	42-445-31744	HIGHMARK ENGY OPER, LLC	Injection	2,700	143,464	5,750–7,300
Active	MALLET LAND & CATTLE COMPANY #6AW	42-445-20002	CROSS TIMBERS ENGY, LLC	Injection	1,000	143,160	4,980–5,066
Active	PRENTICE NORTHEAST UNIT #577	42-445-31913	HIGHMARK ENGY OPER, LLC	Injection	2,500	142,376	5,700–7,400
Active	JACOBSON #26W	42-445-30763	BASIN OIL & GAS OPER, LLC	Injection	1,500	139,892	7,676–7,988
Active	ADAIR SAN ANDRES UNIT #903W	42-445-00041	HILCORP ENGY CO	Injection	2,000	139,569	4,778–4,930
Active	MULDROW UNIT #4	42-445-31020	CROSS TIMBERS ENGY, LLC	Injection	550	139,010	5,230–5,328
Active	WARHORSE (CLEARFORK, UP.) UNIT #708A	42-445-30097	EXTEX OPER CO	Injection	1,500	138,535	6,621–6,812
Active	MALLET LAND & CATTLE CO. #96W	42-445-30727	CROSS TIMBERS ENGY, LLC	Injection	1,200	138,220	7,716–7,952
Active	MALLET LAND & CATTLE CO. #89W	42-445-30626	BCE-MACH III LLC	Injection	10,000	138,014	7,600–8,015
Active	PRENTICE (6700 CLEARFORK) UNIT #321	42-445-30926	OCCIDENTAL PERMIAN LTD	Injection	1,500	137,878	6,300–7,077
Active	PRENTICE NORTHEAST UNIT #2B	42-445-00112	HIGHMARK ENGY OPER, LLC	Injection	2,500	137,874	7,000–7,350
Active	ADAIR SAN ANDRES UNIT #202W	42-445-00024	HILCORP ENGY CO	Injection	1,000	137,350	4,828–4,910
Active	MALLET LAND & CATTLE CO. #86W	42-445-30627	BCE-MACH III LLC	Injection	10,000	136,770	7,600–8,200
Active	PRENTICE NORTHEAST UNIT #25 L	42-445-00524	HIGHMARK ENGY OPER, LLC	Injection	2,500	135,618	5,750–7,300
Active	ADAIR SAN ANDRES UNIT #801W	42-445-00046	HILCORP ENGY CO	Injection	2,550	135,414	4,500–4,935
Active	PRENTICE NORTHEAST UNIT #149W	42-445-31058	HIGHMARK ENGY OPER, LLC	Injection	2,500	134,226	5,750–7,300
Active	PRENTICE NORTHEAST UNIT #578	42-445-31743	HIGHMARK ENGY OPER, LLC	Injection	2,500	134,007	5,750–7,300
Active	ADAIR SAN ANDRES UNIT #307W	42-445-30166	HILCORP ENGY CO	Injection	1,000	133,411	4,821–4,906
Active	PRENTICE (6700 CLEARFORK) UNIT #307W	42-445-00606	OCCIDENTAL PERMIAN LTD	Injection	1,000	133,176	5,500–6,800
Active	DEVITT, CHRISTINE "B" #4	42-445-00316	HILCORP ENGY CO	Injection	5,039	131,445	4,800–5,100
Active	MULDROW UNIT #11	42-445-31113	CROSS TIMBERS ENGY, LLC	Injection	550	127,110	5,250–5,387
Active	PRENTICE NORTHEAST UNIT #62 L	42-445-00285	HIGHMARK ENGY OPER, LLC	Injection	2,500	126,898	5,750–7,300
Active	PRENTICE NORTHEAST UNIT #18L	42-445-00347	HIGHMARK ENGY OPER, LLC	Injection	2,500	125,959	5,750–7,300
Active	PRENTICE NORTHEAST UNIT #61B	42-445-00282	HIGHMARK ENGY OPER, LLC	Injection	2,500	125,484	5,750–7,300
Active	PRENTICE NORTHEAST UNIT #51BW	42-445-00300	HIGHMARK ENGY OPER, LLC	Injection	2,500	124,114	5,750–7,300
Active	MULDROW UNIT #5	42-445-31024	CROSS TIMBERS ENGY, LLC	Injection	550	123,710	5,250–5,314
Active	MALLET LAND & CATTLE CO. #101W	42-445-30752	BCE-MACH III LLC	Injection	10,000	122,399	7,700–8,030
Active	PRENTICE NORTHEAST UNIT #26A	42-445-00522	HIGHMARK ENGY OPER, LLC	Injection	2,500	122,261	5,750–7,300
Active	ADAIR SAN ANDRES UNIT #1001W	42-445-00642	HILCORP ENGY CO	Injection	2,000	122,104	4,819–4,950
Active	PRENTICE (6700 CLEARFORK) UNIT #902W	42-445-00588	OCCIDENTAL PERMIAN LTD	Injection	2,000	121,201	5,952–7,000
Active	PRENTICE NORTHEAST UNIT #148W	42-445-30846	HIGHMARK ENGY OPER, LLC	Injection	2,500	120,428	5,750–7,300
Active	PRENTICE NORTHEAST UNIT #15 L	42-445-00095	HIGHMARK ENGY OPER, LLC	Injection	2,500	117,763	5,750–7,300
Active	ADAIR SAN ANDRES UNIT #506W	42-445-30165	HILCORP ENGY CO	Injection	1,000	117,189	4,855–4,933
Active	PRENTICE (6700 CLEARFORK) UNIT #304W	42-445-00603	OCCIDENTAL PERMIAN LTD	Injection	1,500	116,292	6,300–7,100
Active	MALLET LAND & CATTLE CO. #53W	42-445-30195	BCE-MACH III LLC	Injection	10,000	115,058	7,600–8,100
Active	MULDROW UNIT #19	42-445-31157	CROSS TIMBERS ENGY, LLC	Injection	550	114,450	5,200–5,320
Active	PRENTICE NORTHEAST UNIT #287	42-445-31841	HIGHMARK ENGY OPER, LLC	Injection	2,500	114,167	5,750–7,300
Active	PRENTICE NORTHEAST UNIT #75B	42-445-10237	HIGHMARK ENGY OPER, LLC	Injection	2,500	113,098	5,750–7,300
Active	DOYLE #5W	42-445-31471	BURK ROYALTY CO., LTD	Injection	12,000	112,683	5,904–5,942
Active	CENTRAL GLORIETA UNIT #1W	42-445-00383	OCCIDENTAL PERMIAN LTD	Injection	2,000	112,614	5,885–6,015
Active	MULDROW UNIT #16	42-445-31135	CROSS TIMBERS ENGY, LLC	Injection	550	111,330	5,175–5,274
Active	JONES #6	42-445-32224	R3 OPERATING CORPORATION	Injection	1,500	111,178	6,800–8,250
Active	PRENTICE NORTHEAST UNIT #2A	42-445-31410	HIGHMARK ENGY OPER, LLC	Injection	2,500	110,343	5,750–7,300
Active	PRENTICE NORTHEAST UNIT #60A	42-445-30026	HIGHMARK ENGY OPER, LLC	Injection	2,500	108,805	5,750–7,300
Active	ROBERTS STATE "14" #1	42-445-31565	SHINNERY OIL CO, INC	Injection	1,000	108,737	5,146–5,500
Active	MALLET LAND & CATTLE CO. #84W	42-445-30654	BCE-MACH III LLC	Injection	10,000	106,596	7,550–7,989
Active	1ST NATL BANK OF ROSWELL TR. "B" #30W	42-445-32462	BCE-MACH III LLC	Injection	2,200	104,410	7,400–8,200
Active	MALLET LAND & CATTLE COMPANY #39W	42-445-30058	CROSS TIMBERS ENGY, LLC	Injection	1,000	104,200	4,961–5,004
Active	PRENTICE NORTHEAST UNIT #637	42-445-31726	HIGHMARK ENGY OPER, LLC	Injection	2,500	104,044	5,750–7,100
Active	INVESTORS ROYALTY CO. "A" #7	42-445-30219	BCE-MACH III LLC	Injection	1,000	103,974	7,600–8,180
Active	PRENTICE NORTHEAST UNIT #580	42-445-31788	HIGHMARK ENGY OPER, LLC	Injection	2,700	103,587	5,750–7,300
Active	ADAIR SAN ANDRES UNIT #902	42-445-00040	HILCORP ENGY CO	Injection	2,000	103,318	4,774–4,906
Active	WELLMAN WEST UNIT #11HW	42-445-10210	WHITE ROCK OIL & GAS, LLC	Injection	600	101,918	4,953–5,668
Active	INVESTORS ROYALTY CO. "A" #25W	42-445-30712	BCE-MACH III LLC	Injection	2,500	100,083	7,500–8,200
Active	ADAIR SAN ANDRES UNIT #905W	42-445-00043	HILCORP ENGY CO	Injection	2,000	99,566	4,800–4,954
Active	GORDON, M. G. #49	42-445-31948	WHITE ROCK OIL & GAS, LLC	Injection	1,000	98,360	7,220–7,586
Active	FRAZIER, W. G. #42W	42-445-00339	OCCIDENTAL PERMIAN EOR, LLC	Injection	5,000	97,342	4,700–5,100
Active	WELLMAN WEST UNIT #15HW	42-445-30584	WHITE ROCK OIL & GAS, LLC	Injection	600	97,306	4,953–5,668
Active	INVESTORS ROYALTY CO. "A" #24W	42-445-30713	BCE-MACH III LLC	Injection	2,500	95,500	7,500–8,200
Active	1ST NATL BANK OF ROSWELL TR. "B" #A 19W	42-445-30804	BCE-MACH III LLC	Injection	500	94,729	7,600–8,084
Active	MULDROW UNIT #7	42-445-31130	CROSS TIMBERS ENGY, LLC	Injection	550	94,140	5,275–5,384
Active	PRENTICE NORTHEAST UNIT #146 U	42-445-30837	HIGHMARK ENGY OPER, LLC	Injection	2,500	93,720	5,750–7,300
Active	ADAIR SAN ANDRES UNIT #908	42-445-30143	HILCORP ENGY CO	Injection	2,000	92,482	4,788–4,915
Active	CROWN #1W	42-445-30896	FASKEN OIL AND RANCH, LTD	Injection	3,000	91,938	6,400–13,574
Active	WELLMAN WEST UNIT #22HW	42-445-30968	WHITE ROCK OIL & GAS, LLC	Injection	600	91,425	4,953–5,668
Active	HARRED #3	42-445-30985	REIN PUSHER OPER LLC	Injection	10,000	90,205	4,383–5,000
Active	BULLARD, SARA #4	42-445-30878	FINLEY RES, INC	Injection	14,000	87,823	5,110–13,500
Active	SUNTURA (LOWER CLEAR FORK) UNIT #26W	42-445-32187	BASIN OIL & GAS OPER, LLC	Injection	200	87,670	7,400–8,200
Active	BROWNFIELD "48" #1	42-445-31481	SOCORRO EXPL, INC	Injection	500	86,879	8,000–8,070
Active	MALLET LAND & CATTLE CO. #82W	42-445-30621	BCE-MACH III LLC	Injection	10,000	86,211	7,688–7,884
Active	PRENTICE (6700 CLEARFORK) UNIT #202	42-445-00387	OCCIDENTAL PERMIAN LTD	Injection	1,500	85,536	6,505–6,855
Active	MABEE #1	42-445-31933	R3 OPERATING CORPORATION	Injection	8,000	84,850	7,200–7,611
Active	MALLET LAND & CATTLE COMPANY #27W	42-445-10027	CROSS TIMBERS ENGY, LLC	Injection	1,000	83,730	4,962–5,050
Active	COONS, H. R. #6W	42-445-30672	BCE-MACH III LLC	Injection	500	83,464	7,500–7,978
Active	PRENTICE NORTHEAST UNIT #55 W	42-445-00286	HIGHMARK ENGY OPER, LLC	Injection	2,500	83,083	5,750–7,300
Active	ALEXANDER #6WI	42-445-31622	AVIATOR ENERGY, LLC	Injection	250	82,310	5,100–5,200
Active	COONS, H.R. UNIT #2W	42-445-30250	BCE-MACH III LLC	Injection	500	80,439	7,788–8,124
Active	HELEN #5	42-445-31919	R3 OPERATING CORPORATION	Injection	1,500	80,337	7,200–8,050
Active	SUNTURA (LOWER CLEAR FORK) UNIT #23W	42-445-32188	BASIN OIL & GAS OPER, LLC	Injection	200	79,431	7,400–8,150
Active	INVESTORS ROYALTY CO. "A" #3	42-445-30190	BCE-MACH III LLC	Injection	10,000	79,004	7,600–8,175
Active	PRENTICE (6700 CLEARFORK) UNIT #313W	42-445-00612	OCCIDENTAL PERMIAN LTD	Injection	1,500	78,389	6,300–7,100
Active	SUNTURA (LOWER CLEAR FORK) UNIT #11AW	42-445-32193	BASIN OIL & GAS OPER, LLC	Injection	200	77,474	7,400–8,020
Active	SUNTURA (LOWER CLEAR FORK) UNIT #1W	42-445-32229	BASIN OIL & GAS OPER, LLC	Injection	200	76,776	7,400–8,300
Active	WELLMAN SW. SAN ANDRES UNIT #19	42-445-30666	REIN PUSHER OPER LLC	Injection	1,000	73,924	5,475–5,495
Active	POOL "37" #5	42-445-32196	TEXLAND PETRO, L.P	Injection	300	72,896	5,302–5,342
Active	WELCH NORTH UNIT #2902W	42-445-00170	WHITE ROCK OIL & GAS, LLC	Injection	500	72,744	4,858–4,898
Active	WELLMAN SW. SAN ANDRES UNIT #15	42-445-30347	REIN PUSHER OPER LLC	Injection	1,000	72,555	5,480–5,504
Active	PRENTICE (6700 CLEARFORK) UNIT #201	42-445-00384	OCCIDENTAL PERMIAN LTD	Injection	1,500	71,323	6,300–7,500
Active	PRENTICE NORTHEAST UNIT #7	42-445-00349	HIGHMARK ENGY OPER, LLC	Injection	2,500	70,939	5,750–7,300
Active	SUNTURA (LOWER CLEAR FORK) UNIT #8W	42-445-32192	BASIN OIL & GAS OPER, LLC	Injection	200	70,094	7,400–8,150

page 2 of 11 · 1,052 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.