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
2013-02-20	756815	42-311-35279	Y BAR RANCH #I 2H	TALISMAN ENERGY USA INC.	DRILL	12,000	Y
2013-02-20	756815	42-311-35279	Y BAR RANCH #I 2H	TALISMAN ENERGY USA INC.	DRILL	12,000	Y
2013-02-20	756815	42-311-35279	Y BAR RANCH #I 2H	TALISMAN ENERGY USA INC.	DRILL	12,000	Y
2013-02-16	756742	42-311-35278	Y BAR RANCH I #1H	TALISMAN ENERGY USA INC.	DRILL	12,000	Y
2013-02-16	756742	42-311-35278	Y BAR RANCH #I 1H	TALISMAN ENERGY USA INC.	DRILL	12,000	Y
2013-02-16	756742	42-311-35278	Y BAR RANCH #I 1H	TALISMAN ENERGY USA INC.	DRILL	12,000	Y
2013-02-15	756397	42-311-35276	KAREN WHEELER #6	LAYLINE PETROLEUM I, LLC	DRILL	10,800
2013-02-15	756397	42-311-35276	KAREN WHEELER #6	WAPITI OPERATING, LLC	DRILL	10,800
2013-02-15	756279	42-311-35273	EDWARDS A #4H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2013-02-14	756666	42-311-35274	RALPH #3H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,812	Y
2013-02-11	756302	42-311-35271	OLIVEIRA #1H	EOG RESOURCES, INC.	DRILL	11,000	Y
2013-02-08	755944	42-311-35269	LOWE PASTURE #7H	EOG RESOURCES, INC.	DRILL	12,000	Y
2013-02-08	755887	42-311-35268	HAYNES 'A' #7H	COMSTOCK OIL & GAS, LP	DRILL	10,500	Y
2013-02-08	755886	42-311-35267	HAYNES 'A' #6H	COMSTOCK OIL & GAS, LP	DRILL	10,500	Y
2013-02-08	755883	42-311-35266	HAYNES 'A' #5H	COMSTOCK OIL & GAS, LP	DRILL	18,000	Y
2013-02-08	755880	42-311-35265	HAYNES 'A' #4H	COMSTOCK OIL & GAS, LP	DRILL	20,000	Y
2013-02-08	755880	42-311-35265	HAYNES 'A' #4H	COMSTOCK OIL & GAS, LP	DRILL	20,000	Y
2013-02-07	756154	42-311-35270	TYLER RANCH #9	SV ENERGY COMPANY, LLC	DRILL	9,100
2013-02-06	756039	42-311-35264	FRIO RIVER RANCH #A 5H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-02-05	755878	42-311-35263	HAYNES 'A' #3H	COMSTOCK OIL & GAS, LP	DRILL	18,000	Y
2013-02-05	755878	42-311-35263	HAYNES 'A' #3H	COMSTOCK OIL & GAS, LP	DRILL	18,000	Y
2013-02-02	755518	42-311-35262	FORREST WHEELER 'B' #5H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2013-02-02	755517	42-311-35261	FORREST WHEELER 'B' #11H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2013-01-25	755158	42-311-35260	SP5 #102H	BLACKBRUSH O & G, LLC	DRILL	9,500	Y
2013-01-25	755104	42-311-35259	JJ HENRY X #O 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-01-23	754949	42-311-35257	DILWORTH #A 3H	TALISMAN ENERGY USA INC.	DRILL	11,750	Y
2013-01-23	754947	42-311-35256	DILWORTH #A 1H	TALISMAN ENERGY USA INC.	DRILL	11,750	Y
2013-01-23	754906	42-311-35258	PEELER RANCH MCM #B 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-01-23	754906	42-311-35258	PEELER RANCH MCM #B 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-01-23	754906	42-311-35258	PEELER RANCH MCM #B 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-01-23	754887	42-311-35254	MORRILL UNIT B #1	BURLINGTON RESOURCES O & G CO LP	DRILL	17,000	Y
2013-01-23	752623	42-311-35222	SCREAMING EAGLE A #2H	PRIMERA ENERGY, LLC	DRILL	12,900	Y
2013-01-22	754888	42-311-35255	PEELER RANCH MCM #A 2H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-01-22	754888	42-311-35255	PEELER RANCH MCM #A 2H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-01-22	754877	42-311-35252	DONNELL-MULHOLLAND UNIT #2H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2013-01-22	754855	42-311-35253	DONNELL-MULHOLLAND UNIT #1H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2013-01-22	754855	42-311-35253	DONNELL-MULHOLLAND UNIT #1H	BHP BILLITON PET(TXLA OP) CO	DRILL	14,000	Y
2013-01-22	754484	42-311-35251	MUSTANG #2H	ABRAXAS PETROLEUM CORPORATION	DRILL	10,350	Y
2013-01-18	754707	42-311-35250	J.C. HENRY #A 3H	TALISMAN ENERGY USA INC.	DRILL	12,000	Y
2013-01-15	754094	42-311-35249	ZAVISCH #17	LAYLINE PETROLEUM I, LLC	DRILL	10,800
2013-01-14	754273	42-311-35247	SAN MIGUEL RANCH OL #6H	SWIFT ENERGY OPERATING, LLC	DRILL	12,000	Y
2013-01-14	754273	42-311-35247	SAN MIGUEL RANCH OL #6H	SWIFT ENERGY OPERATING, LLC	DRILL	12,000	Y
2013-01-11	754079	42-311-35248	ZAVISCH -A- #12	LAYLINE PETROLEUM I, LLC	DRILL	10,800
2013-01-10	754236	42-311-35246	NAYLOR JONES UNIT 60 #1H	EOG RESOURCES, INC.	DRILL	12,000	Y
2013-01-10	754183	42-311-35245	J.C. HENRY #A 2H	TALISMAN ENERGY USA INC.	DRILL	12,000	Y
2013-01-10	754178	42-311-35244	J.C. HENRY #A 1H	TALISMAN ENERGY USA INC.	DRILL	12,000	Y
2013-01-07	753988	42-311-35243	FRIO RIVER RANCH #C 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2013-01-07	753964	42-311-35241	FORREST WHEELER 'C' #1H	COMSTOCK OIL & GAS, LP	DRILL	23,000	Y
2013-01-07	753964	42-311-35241	FORREST WHEELER 'C' #1H	COMSTOCK OIL & GAS, LP	DRILL	23,000	Y
2013-01-07	753696	42-311-35242	PUDGE #9H	EOG RESOURCES, INC.	DRILL	10,500	Y

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