Saltwater Disposal Wells in Mitchell County

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

Active Wells

1,118

Permitted Capacity

1.1M bbl/d

Injected 12mo (thru 2025-06)

47.8M bbl

UIC Permits All Time

2,068

Earthquakes in Mitchell County → seismicity & the disposal link, from TexNet

STATUS	LEASE / WELL	API	OPERATOR	TYPE	PERMITTED BBL/D	INJECTED 12MO	ZONE (FT)
Active	OASIS DEEP #9XD	42-335-36026	BAYSWATER OPER CO LLC	Injection	20,000	5.4M	8,288–9,175
Active	BROKEN DAM #62S	42-335-36072	BAYSWATER OPER CO LLC	Disposal	25,000	2.7M	2,035–3,450
Active	LOTTIE SWD #1	42-335-31782	HIGHPEAK ENGY HOLDINGS, LLC	Injection	15,000	430,608	7,360–7,700
Active	NORTH WESTBROOK UNIT #3605W	42-335-30003	BCE-MACH III LLC	Injection	1,000	313,667	2,957–3,106
Active	NORTH WESTBROOK UNIT #2703W	42-335-32782	BCE-MACH III LLC	Injection	800	252,090	2,500–3,200
Active	FOSTER, MARY #197W	42-335-33204	BASA RES, INC	Injection	1,000	247,670	2,300–3,292
Active	FOSTER, MARY #131W	42-335-31625	BASA RES, INC	Injection	1,000	244,947	2,326–3,300
Active	FOSTER, MARY #210W	42-335-33293	BASA RES, INC	Injection	1,000	241,968	2,353–3,260
Active	FOSTER, MARY #394WI	42-335-33889	BASA RES, INC	Injection	1,000	241,698	2,300–3,250
Active	FOSTER, MARY #199W	42-335-33200	BASA RES, INC	Injection	1,000	241,690	2,300–3,203
Active	FOSTER, MARY #221W	42-335-33325	BASA RES, INC	Injection	1,000	237,673	2,300–3,400
Active	FOSTER, MARY #180W	42-335-33073	BASA RES, INC	Injection	1,000	237,653	2,300–3,152
Active	FOSTER, MARY #289W	42-335-33648	BASA RES, INC	Injection	1,000	235,349	2,300–3,300
Active	FOSTER, MARY #485W	42-335-34524	BASA RES, INC	Injection	1,200	233,746	2,300–3,400
Active	FOSTER, MARY #183W	42-335-33048	BASA RES, INC	Injection	1,000	231,150	2,300–3,217
Active	FOSTER, W. L. #1 #10W	42-335-01419	BCE-MACH III LLC	Injection	800	229,909	2,450–2,900
Active	NORTH WESTBROOK UNIT #2905W	42-335-30771	BCE-MACH III LLC	Injection	800	223,767	2,900–3,150
Active	FOSTER, MARY #134W	42-335-31699	BASA RES, INC	Injection	1,000	221,481	2,300–3,300
Active	FOSTER, MARY #224W	42-335-33329	BASA RES, INC	Injection	1,000	220,772	2,300–3,400
Active	MORRISON 41 #1WD	42-335-35738	BCE-MACH III LLC	Disposal	15,000	219,325	8,100–9,000
Active	FOSTER, MARY #309WI	42-335-33683	BASA RES, INC	Injection	1,000	214,158	2,300–3,325
Active	FOSTER, MARY #213W	42-335-33290	BASA RES, INC	Injection	1,000	213,323	2,350–3,348
Active	FOSTER, MARY #88W	42-335-10356	BASA RES, INC	Injection	1,000	209,643	2,422–2,901
Active	FOSTER, MARY #90W	42-335-10359	BASA RES, INC	Injection	1,000	208,710	2,529–3,062
Active	FOSTER, MARY #287W	42-335-33645	BASA RES, INC	Injection	1,000	206,755	2,300–3,300
Active	WESTBROOK SOUTHWEST UNIT #1018W	42-335-31546	GRAYROCK ENERGY II, LLC	Injection	700	204,675	2,300–3,300
Active	FOSTER, MARY #363W	42-335-33829	BASA RES, INC	Injection	1,000	203,259	2,300–3,300
Active	FOSTER, MARY #251W	42-335-33419	BASA RES, INC	Injection	1,000	203,222	2,300–3,400
Active	FOSTER, MARY #508W	42-335-34760	BASA RES, INC	Injection	1,200	200,247	2,300–3,300
Active	FOSTER, MARY #328W	42-335-33727	BASA RES, INC	Injection	1,000	199,162	2,300–3,305
Active	FOSTER, MARY #196W	42-335-33201	BASA RES, INC	Injection	1,000	196,428	2,300–3,190
Active	FOSTER, MARY #493W	42-335-34632	BASA RES, INC	Injection	800	195,817	2,300–3,400
Active	FOSTER, MARY #181W	42-335-33051	BASA RES, INC	Injection	1,000	192,703	2,300–3,168
Active	FOSTER, MARY #28W	42-335-00912	BASA RES, INC	Injection	1,000	191,021	2,486–2,890
Active	FOSTER, MARY #428W	42-335-33960	BASA RES, INC	Injection	1,000	190,091	2,300–3,350
Active	FOSTER, MARY #250W	42-335-33408	BASA RES, INC	Injection	1,000	188,484	2,300–3,400
Active	NORTH WESTBROOK UNIT #1105W	42-335-30884	BCE-MACH III LLC	Injection	800	186,670	2,900–3,150
Active	FOSTER, MARY #211W	42-335-33288	BASA RES, INC	Injection	1,000	184,448	2,400–3,340
Active	FOSTER, W. L. #1 #15W	42-335-01395	BCE-MACH III LLC	Injection	800	178,922	2,480–2,900
Active	WESTBROOK SOUTHWEST UNIT #1113W	42-335-34700	GRAYROCK ENERGY II, LLC	Injection	700	176,987	2,300–3,300
Active	NORTH WESTBROOK UNIT #2124W	42-335-32797	BCE-MACH III LLC	Injection	800	174,539	2,900–3,200
Active	FOSTER, MARY #96W	42-335-10428	BASA RES, INC	Injection	800	173,622	2,464–3,262
Active	FOSTER, MARY #503W	42-335-34636	BASA RES, INC	Injection	800	172,219	2,300–3,400
Active	BURCHARD -B- #5	42-335-32131	ONE NICKEL OPERATING LLC	Injection	1,000	171,695	2,665–3,133
Active	NORTH WESTBROOK UNIT #1005W	42-335-31994	BCE-MACH III LLC	Injection	800	171,574	2,900–3,150
Active	NORTH WESTBROOK UNIT #2115W	42-335-31991	BCE-MACH III LLC	Injection	750	171,085	2,600–3,500
Active	POOR FARM -B- #10W	42-335-35896	BCE-MACH III LLC	Injection	750	170,003	2,300–3,400
Active	FOSTER, MARY #202	42-335-33199	BASA RES, INC	Injection	1,000	169,986	2,300–3,133
Active	POOR FARM #9W	42-335-35785	BCE-MACH III LLC	Injection	750	168,036	2,300–4,000
Active	WESTBROOK SOUTHWEST UNIT #5811	42-335-34284	GRAYROCK ENERGY II, LLC	Injection	700	165,780	2,300–3,300
Active	NORTH WESTBROOK UNIT #7108W	42-335-32774	BCE-MACH III LLC	Injection	800	164,887	2,867–3,150
Active	WESTBROOK SOUTHEAST UNIT #34W	42-335-00137	BCE-MACH III LLC	Injection	500	163,617	2,934–3,040
Active	FOSTER, MARY #216W	42-335-33300	BASA RES, INC	Injection	1,000	162,132	2,400–3,313
Active	POOR FARM -B- #9W	42-335-35891	BCE-MACH III LLC	Injection	750	161,798	2,300–3,400
Active	NORTH WESTBROOK UNIT #3102W	42-335-00485	BCE-MACH III LLC	Injection	750	160,897	2,900–3,500
Active	FOSTER, MARY #241W	42-335-33418	BASA RES, INC	Injection	1,000	160,662	2,300–3,400
Active	FOSTER, MARY #215W	42-335-33305	BASA RES, INC	Injection	1,000	158,555	2,434–3,287
Active	WESTBROOK SOUTHEAST UNIT #5W	42-335-00384	BCE-MACH III LLC	Injection	750	156,982	2,700–3,044
Active	FOSTER, MARY #237W	42-335-33425	BASA RES, INC	Injection	1,000	154,864	2,300–3,400
Active	FOSTER, MARY #405W	42-335-33879	BASA RES, INC	Injection	1,000	153,519	2,300–3,265
Active	WESTBROOK SOUTHWEST UNIT #1017W	42-335-31381	GRAYROCK ENERGY II, LLC	Injection	700	153,508	2,300–3,300
Active	FOSTER, MARY #367W	42-335-33826	BASA RES, INC	Injection	1,000	150,998	2,300–3,185
Active	HUGHES SWD #1	42-335-35742	RESERVOIR FLUID SOLUTIONS LLC	Disposal	20,000	150,641	2,750–4,300
Active	FOSTER, MARY #368WI	42-335-33824	BASA RES, INC	Injection	1,000	148,920	2,300–3,300
Active	FOSTER, MARY #448W	42-335-34011	BASA RES, INC	Injection	1,000	148,462	2,300–3,350
Active	FOSTER, MARY #501W	42-335-34635	BASA RES, INC	Injection	800	147,808	2,300–3,400
Active	FOSTER, MARY #391WI	42-335-33843	BASA RES, INC	Injection	1,000	147,160	2,300–3,250
Active	FOSTER, MARY #217W	42-335-33294	BASA RES, INC	Injection	1,000	147,134	2,373–3,322
Active	NORTH WESTBROOK UNIT #905W	42-335-01305	BCE-MACH III LLC	Injection	800	146,950	3,053–3,170
Active	WESTBROOK SOUTHEAST UNIT #54W	42-335-00302	BCE-MACH III LLC	Injection	500	143,756	2,978–3,060
Active	FOSTER, MARY #179W	42-335-33055	BASA RES, INC	Injection	0	143,091	2,300
Active	FOSTER, MARY #226W	42-335-33327	BASA RES, INC	Injection	1,000	141,608	2,300–3,400
Active	FOSTER, W. L. #1 #6W	42-335-00280	BCE-MACH III LLC	Injection	800	141,570	2,483–2,810
Active	WATSON, W. W. #41W	42-335-33515	BASA RES, INC	Injection	1,000	138,757	2,300–3,400
Active	WESTBROOK SOUTHEAST UNIT #1917W	42-335-34717	BCE-MACH III LLC	Injection	500	137,089	2,800–3,500
Active	FOSTER, MARY #481W	42-335-34521	BASA RES, INC	Injection	1,200	136,356	2,300–3,400
Active	FOSTER, MARY #182W	42-335-33056	BASA RES, INC	Injection	1,000	135,752	2,300–3,148
Active	FOSTER, MARY #310WI	42-335-33682	BASA RES, INC	Injection	1,000	135,706	2,300–3,275
Active	FOSTER, MARY #365W	42-335-33831	BASA RES, INC	Injection	1,000	135,314	2,300–3,230
Active	FOSTER, W. L. #1 #1A	42-335-10127	BCE-MACH III LLC	Injection	1,000	134,876	2,550–3,000
Active	WESTBROOK SOUTHWEST UNIT #1508	42-335-33482	GRAYROCK ENERGY II, LLC	Injection	500	133,329	2,300–3,300
Active	WESTBROOK SOUTHWEST UNIT #1110W	42-335-34403	GRAYROCK ENERGY II, LLC	Injection	700	132,430	2,300–3,300
Active	FOSTER, MARY #288W	42-335-33647	BASA RES, INC	Injection	1,000	131,943	2,300–3,300
Active	NORTH WESTBROOK UNIT #6102W	42-335-01432	BCE-MACH III LLC	Injection	800	131,185	2,900–3,100
Active	NORTH WESTBROOK UNIT #3019W	42-335-32783	BCE-MACH III LLC	Injection	800	130,663	2,900–3,150
Active	NORTH WESTBROOK UNIT #1603W	42-335-33430	BCE-MACH III LLC	Injection	800	130,344	2,900–3,150
Active	NORTH WESTBROOK UNIT #1809W	42-335-30886	BCE-MACH III LLC	Injection	800	130,123	2,700–3,100
Active	NORTH WESTBROOK UNIT #806W	42-335-33360	BCE-MACH III LLC	Injection	800	129,485	2,900–3,150
Active	NORTH WESTBROOK UNIT #6850W	42-335-34799	BCE-MACH III LLC	Injection	750	129,358	2,700–3,500
Active	FOSTER, MARY #330W	42-335-33729	BASA RES, INC	Injection	1,000	128,944	2,300–3,275
Active	NORTH WESTBROOK UNIT #6543W	42-335-34791	BCE-MACH III LLC	Injection	750	128,112	2,850–3,500
Active	FOSTER, MARY #504W	42-335-34637	BASA RES, INC	Injection	800	127,567	2,300–3,400
Active	NORTH WESTBROOK UNIT #6351W	42-335-35696	BCE-MACH III LLC	Injection	750	124,142	2,750–4,000
Active	FOSTER, MARY #238W	42-335-33426	BASA RES, INC	Injection	1,000	123,447	2,300–3,400
Active	NORTH WESTBROOK UNIT #6705W	42-335-33431	BCE-MACH III LLC	Injection	800	123,199	2,900–3,150
Active	WESTBROOK SOUTHWEST UNIT #142W	42-335-35076	GRAYROCK ENERGY II, LLC	Injection	700	122,106	2,300–3,300
Active	COUNTY LINE #1	42-335-33639	TX WT, LLC	Injection	20,000	119,847	2,328–4,508
Active	FOSTER, MARY #222W	42-335-33326	BASA RES, INC	Injection	1,000	118,673	2,300–3,400
Active	POOR FARM #10W	42-335-35787	BCE-MACH III LLC	Injection	750	116,809	2,300–4,000
Active	WESTBROOK SOUTHWEST UNIT #131I	42-335-34530	GRAYROCK ENERGY II, LLC	Injection	500	116,806	2,300–3,400

page 1 of 21 · 2,068 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.