Mcmullen County Drilling Permits

Every permit issued by the Texas Railroad Commission in Mcmullen County — updated daily, data through 2026-07-20.

Mcmullen County permitting is running 11 permits a month over the trailing 90 days (32 total, up 60% on the prior quarter). EOG RESOURCES, INC. leads with 29 permits in the past 12 months, one of 16 operators active in the county.

Last 30 Days

Operators (30d)

Latest Permit

2026-07-20

All Time

8,541

8,541 permits

ISSUED	PERMIT	API	LEASE	OPERATOR	TYPE	DEPTH	HZ
2012-09-10	746375	42-311-35075	PEELER MCM #M 2H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-09-07	747349	42-311-35092	BAKER RANCH #1	SYDRI OPERATING, LLC	DRILL	3,500
2012-09-05	747090	42-311-35091	FRANCES DILWORTH #R 3H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-09-05	747090	42-311-35091	FRANCES DILWORTH #R 3H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2012-09-04	747326	42-311-35094	Y BAR RANCH #E 2H	TALISMAN ENERGY USA INC.	DRILL	12,000	Y
2012-08-31	747013	42-311-35090	76 RANCH MCM #B 1H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2012-08-31	747013	42-311-35090	76 RANCH MCM #A 4H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2012-08-31	746983	42-311-35087	BRACKEN #D 4H	TALISMAN ENERGY USA INC.	DRILL	12,000	Y
2012-08-31	746980	42-311-35089	BRACKEN #D 3H	TALISMAN ENERGY USA INC.	DRILL	12,100	Y
2012-08-31	746977	42-311-35088	BRACKEN #D 2H	TALISMAN ENERGY USA INC.	DRILL	12,000	Y
2012-08-29	746833	42-311-35086	BRACKEN #D 1H	TALISMAN ENERGY USA INC.	DRILL	12,000	Y
2012-08-24	746648	42-311-35085	NICHOLS STATE UNIT #5H	ESCONDIDO RESOURCES II, LLC	DRILL	12,000	Y
2012-08-24	746585	42-311-35083	PEELER UNIT I MCM #C 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-08-24	746585	42-311-35083	PEELER UNIT I MCM #C 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-08-24	745880	42-311-35077	RIVER LOWE RANCH #3H	EOG RESOURCES, INC.	DRILL	11,200	Y
2012-08-23	746520	42-311-35081	NICHOLS #4H	ESCONDIDO RESOURCES II, LLC	DRILL	12,000	Y
2012-08-23	746471	42-311-35079	LOWE PASTURE #9H	EOG RESOURCES, INC.	DRILL	11,000	Y
2012-08-23	746471	42-311-35079	LOWE PASTURE #9H	EOG RESOURCES, INC.	DRILL	11,000	Y
2012-08-23	746430	42-311-35078	PRINCE MCM #F 4H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-08-23	746429	42-311-35080	PRINCE MCM #F 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-08-21	746340	42-311-35074	CORNER S RANCH MCM #A 3H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-08-21	746340	42-311-35074	CORNER S RANCH MCM #A 3H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-08-21	746339	42-311-35073	CORNER S RANCH MCM #A 2H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-08-21	746339	42-311-35073	CORNER S RANCH MCM #A 2H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-08-20	746239	42-311-35072	JJ HENRY VI H #3H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-08-18	744755	42-311-35070	BRACKEN #J 2H	TALISMAN ENERGY USA INC.	DRILL	12,500	Y
2012-08-18	744723	42-311-35056	BRACKEN #J 1H	TALISMAN ENERGY USA INC.	DRILL	12,500	Y
2012-08-16	746164	42-311-35071	MORRILL UNIT A #1	BURLINGTON RESOURCES O & G CO LP	DRILL	17,000	Y
2012-08-16	746164	42-311-35071	MORRILL UNIT A #1	BURLINGTON RESOURCES O & G CO LP	DRILL	17,000	Y
2012-08-16	746164	42-311-35071	MORRILL UNIT A #1	BURLINGTON RESOURCES O & G CO LP	DRILL	17,000	Y
2012-08-15	746037	42-311-35069	BARING #4H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,500	Y
2012-08-15	746035	42-311-35066	BARING #3H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,500	Y
2012-08-15	746034	42-311-35065	R.A. BRACKEN #B 3H	TALISMAN ENERGY USA INC.	DRILL	12,750	Y
2012-08-15	746030	42-311-35064	R.A. BRACKEN #B 2H	TALISMAN ENERGY USA INC.	DRILL	12,750	Y
2012-08-15	746011	42-311-35067	R. A. BRACKEN #B 1H	TALISMAN ENERGY USA INC.	DRILL	12,750	Y
2012-08-15	745934	42-311-35059	Y-BAR #16H	MURPHY EXPL. & PROD. CO. - USA	DRILL	9,952	Y
2012-08-14	746016	42-311-35068	BARING #2H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,500	Y
2012-08-14	745972	42-311-35061	BARING #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,500	Y
2012-08-14	745961	42-311-35062	Y-BAR #17H	MURPHY EXPL. & PROD. CO. - USA	DRILL	9,977	Y
2012-08-14	745929	42-311-35063	Y-BAR #14 H	MURPHY EXPL. & PROD. CO. - USA	DRILL	9,721	Y
2012-08-14	745924	42-311-35060	Y-BAR #15H	MURPHY EXPL. & PROD. CO. - USA	DRILL	9,717	Y
2012-08-09	745597	42-311-35055	ZAVISCH NORTH UNIT 2 #1H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-08-09	745594	42-311-35054	ZAVISCH NORTH UNIT 1 #1H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-08-08	745551	42-311-35053	76 RANCH MCM #C 1H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2012-08-07	745412	42-311-35052	KUYKENDALL RANCH #2H	MARATHON OIL EF LLC	DRILL	15,000	Y
2012-08-03	743931	42-311-35045	LOTTIE LEE #1H	EOG RESOURCES, INC.	DRILL	10,500	Y
2012-08-03	743931	42-311-35045	LOTTIE LEE #1H	EOG RESOURCES, INC.	DRILL	10,500	Y
2012-07-30	743938	42-311-35051	LOTTIE LEE #2H	EOG RESOURCES, INC.	DRILL	10,500	Y
2012-07-30	743938	42-311-35051	LOTTIE LEE #2H	EOG RESOURCES, INC.	DRILL	10,500	Y
2012-07-27	744900	42-311-35050	QUINTANILLA TEAL UNIT I MCM #A 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y

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Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Mcmullen County.