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
2011-01-19	708551	42-311-34489	WHEELER #J 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2011-01-18	708485	42-311-34485	STS 'A' #24	WHITING OIL AND GAS CORPORATION	DRILL	6,500
2011-01-12	708213	42-311-34482	TYLER RANCH #8	AURORA RESOURCES CORPORATION	DRILL	9,000
2011-01-12	708210	42-311-34481	TYLER RANCH #7	AURORA RESOURCES CORPORATION	DRILL	9,000
2011-01-11	708177	42-311-34480	J J HENRY II #B 5H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2011-01-11	708177	42-311-34480	J J HENRY III #B 5H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2011-01-11	708177	42-311-34480	J J HENRY III #B 5H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2011-01-11	707621	42-311-34072	VICKNAIR #3	FINLEY RESOURCES, INC.	RECOMP	9,000
2011-01-10	708026	42-311-34478	J J HENRY II #B 1H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2011-01-10	708026	42-311-34478	J J HENRY II #B 1H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2011-01-07	707812	42-311-34477	GUBBELS #49	ENERQUEST OPERATING L.L.C.	DRILL	9,870
2011-01-06	707951	42-311-34476	DILWORTH #2H	PETROHAWK OPERATING COMPANY	DRILL	11,400	Y
2011-01-06	707679	42-311-34475	MARTIN-STATE #1	HURD ENTERPRISES, LTD.	DRILL	12,000
2011-01-04	707811	42-311-34474	ANTHONY FOREST PRODUCTS #7H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2011-01-04	707810	42-311-34473	ANTHONY FOREST PRODUCTS #6H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2011-01-03	707728	42-311-34472	WHEELER #L 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2010-12-29	707616	42-311-34471	WHEELER #K 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2010-12-29	707615	42-311-34470	WHEELER #F 2H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2010-12-29	707615	42-311-34470	WHEELER #F 2H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2010-12-28	707520	42-311-34469	STS B #57	WHITING OIL AND GAS CORPORATION	DRILL	6,500
2010-12-28	707519	42-311-34468	STS B #54	WHITING OIL AND GAS CORPORATION	DRILL	6,500
2010-12-28	706837	42-311-34427	MSP #211	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-23	707454	42-311-34460	SIDDONS OL #3H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2010-12-23	707397	42-311-34458	MCCLAUGHERTY #121A	TALISMAN ENERGY USA INC.	DRILL	12,100	Y
2010-12-23	707397	42-311-34458	MCCLAUGHERTY #121A	TALISMAN ENERGY USA INC.	DRILL	12,100	Y
2010-12-23	706612	42-311-34467	MSP #199	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-23	706598	42-311-34466	MSP #183	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-23	706591	42-311-34465	MSP #173	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-23	706588	42-311-34464	MSP #165	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-23	706529	42-311-34463	MSP #176	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-23	706521	42-311-34462	MSP #185	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-23	706520	42-311-34461	MSP #160	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-22	707345	42-311-34455	ANTHONY FOREST PRODUCTS #5H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2010-12-22	706830	42-311-34457	MSP #102	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-22	706642	42-311-34456	MSP #157	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-21	707337	42-311-34453	VIRGINIA FEE #C 8H	XTO ENERGY INC.	DRILL	17,500	Y
2010-12-21	707030	42-311-34454	HAYNES #4H	EOG RESOURCES, INC.	DRILL	11,700	Y
2010-12-21	707030	42-311-34454	HAYNES #4H	EOG RESOURCES, INC.	DRILL	11,700	Y
2010-12-21	707030	42-311-34454	HAYNES #4H	EOG RESOURCES, INC.	DRILL	11,700	Y
2010-12-20	707219	42-311-34452	STS G #17	WHITING OIL AND GAS CORPORATION	DRILL	6,500
2010-12-20	707216	42-311-34451	STS G #16	WHITING OIL AND GAS CORPORATION	DRILL	6,500
2010-12-20	707156	42-311-34450	WHIPPLE A #1H	PETROHAWK OPERATING COMPANY	DRILL	12,500	Y
2010-12-17	707026	42-311-34394	HAYNES #3H	EOG RESOURCES, INC.	DRILL	11,700	Y
2010-12-17	707026	42-311-34394	HAYNES #3H	EOG RESOURCES, INC.	DRILL	11,700	Y
2010-12-17	707026	42-311-34394	HAYNES #3H	EOG RESOURCES, INC.	DRILL	11,700	Y
2010-12-17	706947	42-311-34443	MSP #180	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-17	706946	42-311-34444	MSP #172	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-17	706829	42-311-34424	MSP #103	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-16	707058	42-311-34372	MCKENZIE #C 2H	CHESAPEAKE OPERATING, INC.	DRILL	9,000	Y
2010-12-16	707055	42-311-34369	MCKENZIE #C 1H	CHESAPEAKE OPERATING, INC.	DRILL	9,000	Y

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