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
2012-05-16	739829	42-311-34925	NBRP EF #2H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2012-05-16	739828	42-311-34924	NBRP EF #1H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2012-05-15	739759	42-311-34927	MAUPIN UNIT 1 #1H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-05-15	739535	42-311-34920	CARVER UNIT 1 #2H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,065	Y
2012-05-14	739732	42-311-34923	HOUSE UNIT 2 #1H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-05-14	739716	42-311-34922	DILWORTH #5H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-05-14	739650	42-311-34921	GENTRY #7H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-05-11	739546	42-311-34919	GENTRY #14H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-05-11	739469	42-311-34918	GENTRY #20H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-05-11	738481	42-311-34896	GENTRY #29H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-05-11	738479	42-311-34897	GENTRY #13H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-05-10	739460	42-311-34917	GENTRY #6H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-05-10	739452	42-311-34916	GENTRY #19H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-05-10	739450	42-311-34915	GENTRY #5H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-05-10	739406	42-311-34914	PEELER MCM #E 3H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-05-10	739391	42-311-34913	JJ HENRY IX M #1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-05-10	739346	42-311-34911	MIDDLE MCCOWEN #14H	MARATHON OIL EF LLC	DRILL	18,200	Y
2012-05-10	739344	42-311-34912	MIDDLE MCCOWEN #13H	MARATHON OIL EF LLC	DRILL	18,200	Y
2012-05-09	739160	42-311-34909	WHEELER MCTEE #2H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-05-09	739128	42-311-34908	PEELER MCM #I 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-05-07	738801	42-311-34904	TEAL MCM #A 3H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-05-04	739256	42-311-34910	WHEELER #1	AURORA RESOURCES CORPORATION	DRILL	9,999
2012-05-04	739256	42-311-34910	WHEELER OL #1	TEXOZ E&P I, INC.	DRILL	9,999
2012-05-04	738807	42-311-34905	FOUR K PARTNERS #1H	EOG RESOURCES, INC.	DRILL	10,400	Y
2012-05-04	738796	42-311-34903	CUTTER CREEK 'A' #1H	COMSTOCK OIL & GAS, LP	DRILL	11,000	Y
2012-05-04	738796	42-311-34903	CUTTER CREEK 'A' #1H	COMSTOCK OIL & GAS, LP	DRILL	11,000	Y
2012-05-04	738794	42-311-34902	CUTTER CREEK 'B' #1H	COMSTOCK OIL & GAS, LP	DRILL	11,500	Y
2012-05-04	738794	42-311-34902	CUTTER CREEK 'B' #1H	COMSTOCK OIL & GAS, LP	DRILL	11,500	Y
2012-05-02	738619	42-311-34906	LEE WHEELER -C- #2	LAYLINE PETROLEUM I, LLC	DRILL	10,800
2012-05-01	738506	42-311-34899	Y BAR RANCH #E 1H	TALISMAN ENERGY USA INC.	DRILL	12,000	Y
2012-05-01	738506	42-311-34899	Y BAR RANCH #E 1H	TALISMAN ENERGY USA INC.	DRILL	12,000	Y
2012-05-01	738503	42-311-34898	GENTRY #18H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-05-01	738495	42-311-34907	GENTRY #4H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-04-27	738780	42-311-34901	WHEELER 2 #1H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-04-27	738513	42-311-34900	PEELER EFS #1H	AURORA RESOURCES CORPORATION	DRILL	15,000	Y
2012-04-27	738312	42-311-34895	KAREN WHEELER #2H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-04-26	738185	42-311-34894	G. L. HAYES #2H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2012-04-26	738185	42-311-34894	G. L. HAYES EF #2H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2012-04-24	738051	42-311-34892	KOCIAN UNIT 2 #1H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-04-24	737862	42-311-34882	EDWARDS UNIT 1 #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	9,901	Y
2012-04-24	737862	42-311-34882	EDWARDS UNIT #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	9,901	Y
2012-04-23	737875	42-311-34889	76 RANCH MCM #C 3H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2012-04-23	737875	42-311-34889	76 RANCH MCM #C 3H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2012-04-21	737977	42-311-34891	WHEELER 7 #1H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-04-21	737876	42-311-34888	76 RANCH MCM #C 4H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2012-04-21	737874	42-311-34886	76 RANCH MCM #C 2H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2012-04-21	737873	42-311-34885	76 RANCH MCM #C 7H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2012-04-21	737872	42-311-34884	76 RANCH MCM #C 6H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2012-04-21	737872	42-311-34884	76 RANCH MCM #C 6H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2012-04-21	737870	42-311-34887	76 RANCH MCM #C 5H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y

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