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
2012-04-21	737793	42-311-34879	Y BAR RANCH #B 2H	TALISMAN ENERGY USA INC.	DRILL	12,000	Y
2012-04-21	737786	42-311-34880	FRANCES DILWORTH #S 4H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-04-21	737784	42-311-34877	FRANCES DILWORTH #S 3H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-04-21	737782	42-311-34881	FRANCES DILWORTH #S 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-04-21	737779	42-311-34876	FRANCES DILWORTH #S 2H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-04-21	737779	42-311-34876	FRANCES DILWORTH #S 2H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2012-04-21	737777	42-311-34878	GENTRY #8H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-04-21	737777	42-311-34878	GENTRY #8H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-04-21	737773	42-311-34890	GENTRY #27H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-04-20	737642	42-311-34875	JAMBERS #10H	MURPHY EXPL. & PROD. CO. - USA	DRILL	11,287	Y
2012-04-20	737639	42-311-34893	JAMBERS #9H	MURPHY EXPL. & PROD. CO. - USA	DRILL	11,117	Y
2012-04-20	737639	42-311-34893	JAMBERS #9H	MURPHY EXPL. & PROD. CO. - USA	DRILL	11,117	Y
2012-04-19	737556	42-311-34871	EVELYN WHEELER #1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-04-19	737506	42-311-34869	LONE STAR UNIT 1 #1H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-04-19	736012	42-311-34829	TYLER UNIT C #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,623	Y
2012-04-19	736012	42-311-34829	TYLER UNIT C #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,623	Y
2012-04-18	737401	42-311-34867	MCKENZIE UNIT FF #4H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-04-18	737285	42-311-34868	POWERS #L 2H	TALISMAN ENERGY USA INC.	DRILL	11,500	Y
2012-04-17	737860	42-311-34874	BEK UNIT #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	9,894	Y
2012-04-17	737860	42-311-34874	BEK UNIT #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,387	Y
2012-04-17	737694	42-311-34873	CARVER UNIT 1 #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	9,926	Y
2012-04-17	737267	42-311-34866	POWERS #L 1H	TALISMAN ENERGY USA INC.	DRILL	11,500	Y
2012-04-16	737352	42-311-34864	76 RANCH MCM #D 5H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2012-04-16	737351	42-311-34863	76 RANCH MCM #D 4H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2012-04-16	737350	42-311-34862	76 RANCH MCM #D 2H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2012-04-16	737349	42-311-34861	76 RANCH MCM #D 1H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2012-04-16	737230	42-311-34865	ZAVISCH NORTH #1H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-04-13	737719	42-311-34870	Y BAR RANCH #B 4H	TALISMAN ENERGY USA INC.	DRILL	12,000	Y
2012-04-13	737013	42-311-34853	LARK RANCH #C 3H	TALISMAN ENERGY USA INC.	DRILL	12,500	Y
2012-04-13	737013	42-311-34853	LARK RANCH #C 3H	TALISMAN ENERGY USA INC.	DRILL	12,500	Y
2012-04-13	736256	42-311-34860	CORTEZ 'G' #1H	COMSTOCK OIL & GAS, LP	DRILL	10,500	Y
2012-04-13	736256	42-311-34860	CORTEZ 'G' #1H	COMSTOCK OIL & GAS, LP	DRILL	20,000	Y
2012-04-13	736253	42-311-34859	CORTEZ 'F' #2H	COMSTOCK OIL & GAS, LP	DRILL	10,500	Y
2012-04-13	736248	42-311-34858	CORTEZ 'F' #1H	COMSTOCK OIL & GAS, LP	DRILL	10,500	Y
2012-04-13	736244	42-311-34856	CORTEZ 'E' #1H	COMSTOCK OIL & GAS, LP	DRILL	10,500	Y
2012-04-13	736164	42-311-34848	ZAVISCH #16	LAYLINE PETROLEUM I, LLC	DRILL	10,800
2012-04-11	736999	42-311-35005	MURRAY #1H	VALENCE OPERATING COMPANY	DRILL	13,500	Y
2012-04-11	736989	42-311-34852	POWERS #L 3H	TALISMAN ENERGY USA INC.	DRILL	11,500	Y
2012-04-11	736973	42-311-34851	THELMA-BRITE #28H	EOG RESOURCES, INC.	DRILL	11,500	Y
2012-04-11	736958	42-311-34849	MIDDLE MCCOWEN #15H	MARATHON OIL EF LLC	DRILL	18,740	Y
2012-04-11	736944	42-311-34847	POWERS #L 4H	TALISMAN ENERGY USA INC.	DRILL	11,500	Y
2012-04-10	736464	42-311-34840	ANTHONY FOREST PRODUCTS #11H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2012-04-06	736651	42-311-34846	MARTIN MASON UNIT U #4H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-04-06	736648	42-311-34843	MARTIN MASON UNIT U #1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-04-06	736647	42-311-34845	MARTIN MASON UNIT U #2H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-04-06	736645	42-311-34844	MARTIN MASON UNIT U #3H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-04-06	736621	42-311-34842	HILL #5H	COMSTOCK OIL & GAS, LP	DRILL	12,500	Y
2012-04-06	735490	42-311-34855	GLORIA WHEELER 'D' #1H	COMSTOCK OIL & GAS, LP	DRILL	12,000	Y
2012-04-06	735490	42-311-34855	GLORIA WHEELER 'D' #1H	COMSTOCK OIL & GAS, LP	DRILL	12,000	Y
2012-04-06	735490	42-311-34855	GLORIA WHEELER 'D' #1H	COMSTOCK OIL & GAS, LP	DRILL	12,000	Y

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