Mcmullen County Drilling Permits

Every permit issued by the Texas Railroad Commission in Mcmullen County — updated daily, data through 2026-09-10.

Mcmullen County permitting is running 7.0 permits a month over the trailing 90 days (21 total, down 25% on the prior quarter). 1 was issued in the past week. EOG RESOURCES, INC. leads with 17 permits in the past 12 months, one of 15 operators active in the county.

Last 30 Days

Operators (30d)

Latest Permit

2026-09-10

All Time

8,553

8,553 permits

ISSUED	PERMIT	API	LEASE	OPERATOR	TYPE	DEPTH	HZ
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
2012-07-26	744856	42-311-35049	NAYLOR JONES UNIT 48 EAST #1H	EOG RESOURCES, INC.	DRILL	11,000	Y
2012-07-26	744784	42-311-35048	BRACKEN #J 4H	TALISMAN ENERGY USA INC.	DRILL	12,500	Y
2012-07-26	744782	42-311-35047	BRACKEN #J 3H	TALISMAN ENERGY USA INC.	DRILL	12,500	Y
2012-07-26	743771	42-311-35035	GUBBELS #50	ENERQUEST OPERATING L.L.C.	DRILL	6,375
2012-07-26	743769	42-311-35034	WHEELER #19	ENERQUEST OPERATING L.L.C.	DRILL	6,175
2012-07-26	743768	42-311-35033	LEWIS #7	ENERQUEST OPERATING L.L.C.	DRILL	5,900
2012-07-25	744772	42-311-35046	TYLER #9H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,400	Y
2012-07-25	744682	42-311-35044	TYLER #8H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,400	Y
2012-07-23	744514	42-311-35043	MURRAY #2H	VALENCE OPERATING COMPANY	DRILL	13,000	Y
2012-07-23	744467	42-311-35042	ANTHONY J.V. #2H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-07-23	742784	42-311-32277	HENRY SOUTH, EDNA GIBBONS #9	TREK RESOURCES, INC.	RECOMP	7,000
2012-07-20	744401	42-311-34232	Y BAR EF #1H	SWIFT ENERGY OPERATING, LLC	FLD-XFR	16,500	Y
2012-07-19	744437	42-311-35041	PC-Q EF #10H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2012-07-19	744437	42-311-35041	PC-Q EF #10H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2012-07-19	744435	42-311-35040	PC-Q EF #9H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2012-07-19	744435	42-311-35040	PC-Q EF #9H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2012-07-19	744399	42-311-35039	PC-Q EF #6H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2012-07-19	744397	42-311-35037	PC-Q EF #7H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2012-07-19	744397	42-311-35037	PC-Q EF #7H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2012-07-18	744310	42-311-35031	MCKENZIE FOLEY UNIT B MCM #2H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-07-18	744310	42-311-35031	MCKENZIE FOLEY UNIT B MCM #2H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-07-17	744264	42-311-35032	ZAVISCH SOUTH #1H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-07-17	744239	42-311-35030	KUYKENDALL RANCH #1H	MARATHON OIL EF LLC	DRILL	15,000	Y
2012-07-17	743172	42-311-35036	NAYLOR JONES UNIT 48W #4H	EOG RESOURCES, INC.	DRILL	10,000	Y
2012-07-17	743172	42-311-35036	NAYLOR JONES UNIT 48W #4H	EOG RESOURCES, INC.	DRILL	11,000	Y
2012-07-13	743185	42-311-35029	NAYLOR JONES UNIT 59 W #3H	EOG RESOURCES, INC.	DRILL	11,000	Y
2012-07-11	743904	42-311-35028	EDWARDS B #4H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-07-11	743902	42-311-35027	EDWARDS B #1H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-07-06	743536	42-311-35023	NAYLOR JONES UNIT 59 E #1H	EOG RESOURCES, INC.	DRILL	10,300	Y
2012-07-05	743627	42-311-35026	D L RANCH #4H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,840	Y
2012-07-05	743618	42-311-35025	D L RANCH #3H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,840	Y
2012-07-05	743358	42-311-35024	STS C #11H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-07-03	743534	42-311-35022	DICKINSON B #6H	ESCONDIDO RESOURCES II, LLC	DRILL	12,000	Y
2012-07-03	743474	42-311-35021	DILWORTH #3H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-07-03	743474	42-311-35021	DILWORTH #3H	BHP BILLITON PET(TXLA OP) CO	DRILL	14,000	Y
2012-07-03	742747	42-311-35020	LOTTIE UNIT #5H	EOG RESOURCES, INC.	DRILL	10,500	Y
2012-07-02	743443	42-311-35019	STS A - 692 #3H	HUNT OIL COMPANY	DRILL	18,000	Y
2012-07-02	743395	42-311-34545	Y BAR EF #2H	SWIFT ENERGY OPERATING, LLC	RECOMP	13,000	Y

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