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
2011-12-21	730156	42-311-34737	PRINCE MCM #B 2H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2011-12-21	730156	42-311-34737	PRINCE MCM #B 2H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2011-12-21	730100	42-311-34736	PEACOCK MCM #A 4H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2011-12-15	729892	42-311-34735	WHEELER UNIT 1 #1H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2011-12-15	729866	42-311-34733	SAN MIGUEL RANCH EF #8H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2011-12-15	729857	42-311-34734	RALPH EDWARDS #I 3H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2011-12-15	729848	42-311-34732	RALPH EDWARDS #H 3H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2011-12-13	729280	42-311-33952	SWAIM 60 #1	WYNN-CROSBY OPERATING, LTD.	FLD-XFR	6,166
2011-12-09	729438	42-311-34731	SAYLEE SOUTH #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,700	Y
2011-12-08	729381	42-311-34730	COUNTISS #G 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2011-12-08	729372	42-311-34729	AERY #B 1H	TALISMAN ENERGY USA INC.	DRILL	14,000	Y
2011-12-05	729191	42-311-34728	POWERS #B 1H	TALISMAN ENERGY USA INC.	DRILL	13,500	Y
2011-12-05	729177	42-311-34727	FORREST WHEELER #1H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2011-11-23	728699	42-311-34726	COBRA #1H	ABRAXAS PETROLEUM CORPORATION	DRILL	10,200	Y
2011-11-23	728480	42-311-34725	WILLIAMS UNIT #2H	XTO ENERGY INC.	DRILL	17,000	Y
2011-11-22	728417	42-311-34724	DEMARIS HUDSPETH #1	HURD ENTERPRISES, LTD.	DRILL	3,500
2011-11-21	728152	42-311-34723	PROVECHOSO INVESTMENTS, INC. #1	WEN-BE	DRILL	11,000
2011-11-19	728434	42-311-34721	WILLIAMS UNIT #1H	XTO ENERGY INC.	DRILL	17,000	Y
2011-11-18	728296	42-311-34719	PC-Q EF #8H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2011-11-18	728269	42-311-34720	SAN MIGUEL RANCH OL #5H	SWIFT ENERGY OPERATING, LLC	DRILL	12,000	Y
2011-11-18	728269	42-311-34720	SAN MIGUEL RANCH OL #5H	SWIFT ENERGY OPERATING, LLC	DRILL	12,000	Y
2011-11-18	728269	42-311-34720	SAN MIGUEL RANCH OL #5H	SWIFT ENERGY OPERATING, LLC	DRILL	12,000	Y
2011-11-18	728267	42-311-34718	SAN MIGUEL RANCH OL #4H	SWIFT ENERGY OPERATING, LLC	DRILL	12,000	Y
2011-11-18	728267	42-311-34718	SAN MIGUEL RANCH OL #4H	SWIFT ENERGY OPERATING, LLC	DRILL	12,000	Y
2011-11-18	728257	42-311-34716	FRANCES DILWORTH #D 6H	CHESAPEAKE OPERATING, INC.	DRILL	11,500	Y
2011-11-18	728257	42-311-34716	FRANCES DILWORTH #D 6H	CHESAPEAKE OPERATING, INC.	DRILL	11,500	Y
2011-11-18	728257	42-311-34716	FRANCES DILWORTH #D 6H	CHESAPEAKE OPERATING, INC.	DRILL	11,500	Y
2011-11-18	728257	42-311-34716	FRANCES DILWORTH #D 6H	CHESAPEAKE OPERATING, INC.	DRILL	11,500	Y
2011-11-18	728250	42-311-34715	SAN MIGUEL RANCH EF #7H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2011-11-18	728250	42-311-34715	SAN MIGUEL RANCH EF #7H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2011-11-18	728248	42-311-34717	SAN MIGUEL RANCH EF #6H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2011-11-16	728144	42-311-34713	WESLEY SWAIM #A 2H	TALISMAN ENERGY USA INC.	DRILL	13,500	Y
2011-11-16	727794	42-311-34711	DONNELL 'C' #1H	COMSTOCK OIL & GAS, LP	DRILL	16,500	Y
2011-11-16	727794	42-311-34711	DONNELL 'C' #1H	COMSTOCK OIL & GAS, LP	DRILL	16,500	Y
2011-11-16	727782	42-311-34712	CARLSON 'C' #1H	COMSTOCK OIL & GAS, LP	DRILL	17,500	Y
2011-11-16	727782	42-311-34712	CARLSON 'C' #1H	COMSTOCK OIL & GAS, LP	DRILL	17,500	Y
2011-11-15	728083	42-311-34710	SAYLEE RANCH SWD #1	CORPUS BAYSIDE INVESTMENTS, LLC	DRILL	6,400
2011-11-15	728083	42-311-34710	SAYLEE RANCH SWD #1	CORPUS BAYSIDE INVESTMENTS, LLC	DRILL	10,440
2011-11-15	728083	42-311-34710	SAYLEE RANCH SWD #1	CORPUS BAYSIDE INVESTMENTS, LLC	DRILL	7,000
2011-11-15	728055	42-311-34709	POWERS #B 2H	TALISMAN ENERGY USA INC.	DRILL	13,500	Y
2011-11-15	728055	42-311-34709	POWERS #B 2H	TALISMAN ENERGY USA INC.	DRILL	13,500	Y
2011-11-15	727886	42-311-34707	MCCLAUGHERTY UNIT #3H	XTO ENERGY INC.	DRILL	17,000	Y
2011-11-14	727995	42-311-34706	GLADYS WHEELER #3H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2011-11-10	727935	42-311-34705	NICHOLS #3H	ESCONDIDO RESOURCES II, LLC	DRILL	12,000	Y
2011-11-10	727935	42-311-34705	NICHOLS STATE UNIT #3H	ESCONDIDO RESOURCES II, LLC	DRILL	12,000	Y
2011-11-10	727933	42-311-34704	NICHOLS #2H	ESCONDIDO RESOURCES II, LLC	DRILL	12,000	Y
2011-11-10	727933	42-311-34704	NICHOLS #2H	ESCONDIDO RESOURCES II, LLC	DRILL	12,000	Y
2011-11-10	727894	42-311-34703	MUNSON #1	CATHEXIS OIL & GAS, LLC	DRILL	3,000
2011-11-10	727887	42-311-34708	MCCLAUGHERTY UNIT #4H	XTO ENERGY INC.	DRILL	17,000	Y
2011-11-10	727767	42-311-34701	CORNER S RANCH MCM B #4H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y

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