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 23% 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
2013-12-19	775153	42-311-35780	KETCHBAW UNIT #3H	MURPHY EXPL. & PROD. CO. - USA	DRILL	11,000	Y
2013-12-19	775151	42-311-35774	KETCHBAW UNIT #2H	MURPHY EXPL. & PROD. CO. - USA	DRILL	11,000	Y
2013-12-18	775125	42-311-35772	HAYES UNIT #4H	MURPHY EXPL. & PROD. CO. - USA	DRILL	11,000	Y
2013-12-18	775083	42-311-35771	WHEELER #H 4H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-12-18	775082	42-311-35770	WHEELER #H 3H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-12-18	775081	42-311-35768	WHEELER #H 2H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-12-18	775080	42-311-35767	WHEELER #H 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-12-18	775071	42-311-35769	HAYES UNIT #2H	MURPHY EXPL. & PROD. CO. - USA	DRILL	11,000	Y
2013-12-17	775078	42-311-35766	PEACOCK MCM #B 4H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-12-17	775076	42-311-35765	PEACOCK MCM #B 3H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-12-17	775074	42-311-35764	PEACOCK MCM #B 2H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-12-13	774472	42-311-35762	LOTTIE UNIT #6H	EOG RESOURCES, INC.	DRILL	11,600	Y
2013-12-13	771878	42-311-33859	DICKINSON, J.H. #2	ESCONDIDO RESOURCES II, LLC	RECOMP	11,700
2013-12-12	774914	42-311-35763	STELLA PENN #9	BLUESTONE NATURAL RES. II, LLC	DRILL	3,200
2013-12-12	774914	42-311-35763	STELLA PENN #9	BLUESTONE NATURAL RES. II, LLC	DRILL	3,200
2013-12-11	771880	42-311-34075	DICKINSON B #7	ESCONDIDO RESOURCES II, LLC	RECOMP	11,500
2013-12-10	774147	42-311-35757	SWAIM UNIT #8H	EOG RESOURCES, INC.	DRILL	11,600	Y
2013-12-09	774530	42-311-35760	NICHOLS #6H	AWP OPERATING COMPANY	DRILL	10,000	Y
2013-12-09	774505	42-311-35759	NICHOLS #5H	AWP OPERATING COMPANY	DRILL	10,000	Y
2013-12-09	774420	42-311-35758	STS NORTH UNIT 13 #1H	HUNT OIL COMPANY	DRILL	18,000	Y
2013-12-09	774416	42-311-35761	STS NORTH UNIT 14 #1H	HUNT OIL COMPANY	DRILL	18,000	Y
2013-12-06	774135	42-311-35749	JJ HENRY IX #N 2H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-12-06	774135	42-311-35749	JJ HENRY UNIT X #N 2H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-12-06	774135	42-311-35749	JJ HENRY IX #N 2H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2013-12-05	774205	42-311-35756	FROST BANK UNIT #3H	CARRIZO (EAGLE FORD) LLC	DRILL	11,000	Y
2013-12-05	774161	42-311-35752	FROST BANK UNIT #2H	CARRIZO (EAGLE FORD) LLC	DRILL	11,000	Y
2013-12-05	774161	42-311-35752	FROST BANK UNIT #20H	CARRIZO (EAGLE FORD) LLC	DRILL	11,000	Y
2013-12-05	774156	42-311-35751	FROST BANK UNIT #1H	CARRIZO (EAGLE FORD) LLC	DRILL	11,000	Y
2013-12-04	774163	42-311-35754	JJ HENRY IX #N 5H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-12-04	774163	42-311-35754	JJ HENRY IX #N 5H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-12-04	774162	42-311-35755	JJ HENRY IX #N 4H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-12-04	774162	42-311-35755	JJ HENRY IX #N 4H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-12-04	774140	42-311-35750	JJ HENRY X #N 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-12-04	774140	42-311-35750	JJ HENRY UNIT X #N 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-12-04	774140	42-311-35750	JJ HENRY IX #N 1H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2013-12-04	774134	42-311-35748	JJ HENRY IX #N 3H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-12-04	774134	42-311-35748	JJ HENRY IX #N 3H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-12-04	774133	42-311-35747	PEACOCK MCM #B 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-11-27	774017	42-311-35745	SHANNON EFS #3H	SEA EAGLE FORD, LLC	DRILL	12,600	Y
2013-11-27	774017	42-311-35745	SHANNON EFS #3H	SEA EAGLE FORD, LLC	DRILL	12,600	Y
2013-11-27	774014	42-311-35746	Q-BALLARD EFS #3H	SEA EAGLE FORD, LLC	DRILL	12,600	Y
2013-11-27	773998	42-311-35744	JJ HENRY VII #K 5H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-11-27	773998	42-311-35744	JJ HENRY UNIT VII #K 5H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2013-11-27	773997	42-311-35743	JJ HENRY VII #K 4H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-11-27	773997	42-311-35743	JJ HENRY UNIT VII #K 4H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2013-11-27	773996	42-311-35742	JJ HENRY VII #K 3H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-11-27	773996	42-311-35742	JJ HENRY UNIT VII #K 3H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2013-11-27	773995	42-311-35741	JJ HENRY VII #K 2H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-11-27	773995	42-311-35741	JJ HENRY UNIT VII #K 2H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2013-11-27	773938	42-311-35740	Q-BALLARD EFS #2H	SEA EAGLE FORD, LLC	DRILL	12,600	Y

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