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
2013-01-07	753571	42-311-35240	SWENSON 'B' #1H	COMSTOCK OIL & GAS, LP	DRILL	12,500	Y
2013-01-07	753571	42-311-35240	SWENSON 'B' #1H	COMSTOCK OIL & GAS, LP	DRILL	12,500	Y
2013-01-03	753832	42-311-35239	STS NORTH UNIT 2 #1H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2013-01-03	753832	42-311-35239	STS NORTH UNIT 2 #1H	HUNT OIL COMPANY	DRILL	14,000	Y
2013-01-03	753735	42-311-35238	MORRILL RANCH #6	BURLINGTON RESOURCES O & G CO LP	DRILL	17,000	Y
2013-01-03	753729	42-311-35237	MORRILL RANCH #5	BURLINGTON RESOURCES O & G CO LP	DRILL	17,000	Y
2013-01-03	753729	42-311-35237	MORRILL RANCH #5	BURLINGTON RESOURCES O & G CO LP	DRILL	17,000	Y
2013-01-03	753727	42-311-35236	MORRILL RANCH #4	BURLINGTON RESOURCES O & G CO LP	DRILL	17,000	Y
2013-01-03	753722	42-311-35235	MORRILL RANCH #3	BURLINGTON RESOURCES O & G CO LP	DRILL	17,000	Y
2013-01-02	753427	42-311-35234	FORREST WHEELER 'B' #1H	COMSTOCK OIL & GAS, LP	DRILL	13,500	Y
2013-01-02	753427	42-311-35234	FORREST WHEELER 'B' #1H	COMSTOCK OIL & GAS, LP	DRILL	13,500	Y
2012-12-28	753558	42-311-35233	WOOD UNIT 1 #3H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-12-28	753555	42-311-35232	WOOD UNIT 1 #2H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-12-20	753144	42-311-35230	HAYNES 'A' #2H	COMSTOCK OIL & GAS, LP	DRILL	12,500	Y
2012-12-20	752630	42-311-35231	WALKER #2H	MARATHON OIL EF LLC	DRILL	15,500	Y
2012-12-20	752626	42-311-35229	WALKER #4H	MARATHON OIL EF LLC	DRILL	15,500	Y
2012-12-19	753293	42-311-35228	76 RANCH MCM #A 6H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2012-12-19	753293	42-311-35228	76 RANCH MCM #A 6H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2012-12-17	752652	42-311-35227	LOTTIE UNIT #2H	EOG RESOURCES, INC.	DRILL	9,800	Y
2012-12-17	752652	42-311-35227	LOTTIE UNIT #2H	EOG RESOURCES, INC.	DRILL	11,600	Y
2012-12-17	752649	42-311-35225	LOTTIE UNIT #3H	EOG RESOURCES, INC.	DRILL	10,200	Y
2012-12-17	752330	42-311-35221	KUYKENDALL UNIT #6H	MARATHON OIL EF LLC	DRILL	18,200	Y
2012-12-13	752909	42-311-35226	NICHOLS MCTEE UNIT 1 #1H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-12-11	752627	42-311-35223	WALKER #3H	MARATHON OIL EF LLC	DRILL	15,500	Y
2012-12-10	752628	42-311-35224	WALKER #1H	MARATHON OIL EF LLC	DRILL	15,500	Y
2012-12-05	752333	42-311-35219	GREEN SWAIM #F 2H	TALISMAN ENERGY USA INC.	DRILL	11,200	Y
2012-12-05	752329	42-311-35220	KUYKENDALL UNIT #5H	MARATHON OIL EF LLC	DRILL	18,200	Y
2012-12-03	752235	42-311-35217	GRAN TORINO A #1H	ABRAXAS PETROLEUM CORPORATION	DRILL	10,300	Y
2012-12-03	751757	42-311-35216	DILWORTH #6H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2012-11-30	752217	42-311-35214	MUSTANG #3H	ABRAXAS PETROLEUM CORPORATION	DRILL	10,300	Y
2012-11-30	752122	42-311-35213	K. R. BRACKEN #B 4H	TALISMAN ENERGY USA INC.	DRILL	12,700	Y
2012-11-30	752117	42-311-35212	FRANCES DILWORTH #M 3H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-11-30	752117	42-311-35212	FRANCES DILWORTH #M 3H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-11-30	752117	42-311-35212	FRANCES DILWORTH #M 3H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2012-11-30	752102	42-311-35211	FRANCES DILWORTH #M 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-11-30	752102	42-311-35211	FRANCES DILWORTH #M 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-11-30	752102	42-311-35211	FRANCES DILWORTH #M 1H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2012-11-30	751735	42-311-35218	J.J. PEELER #7	SV ENERGY COMPANY, LLC	DRILL	9,000
2012-11-30	751558	42-311-35205	TYLER UNIT E #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,802	Y
2012-11-29	751773	42-311-35215	EDWARDS UNIT #2H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,580	Y
2012-11-28	751959	42-311-32914	SOUTH TEXAS SYNDICATE 'A' #22	WHITING OIL AND GAS CORPORATION	RECOMP	4,800
2012-11-27	751893	42-311-35210	BLACKSTONE #A 2H	TALISMAN ENERGY USA INC.	DRILL	11,700	Y
2012-11-27	751861	42-311-35209	BLACKSTONE #A 1H	TALISMAN ENERGY USA INC.	DRILL	11,700	Y
2012-11-27	751778	42-311-35208	EDWARDS UNIT #4H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,590	Y
2012-11-27	751774	42-311-35207	EDWARDS UNIT #3H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,600	Y
2012-11-21	751541	42-311-35203	AERY #D 3H	TALISMAN ENERGY USA INC.	DRILL	12,000	Y
2012-11-20	751707	42-311-35206	FRIO RIVER RANCH #A 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-11-20	751707	42-311-35206	FRIO RIVER RANCH #A 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-11-19	751557	42-311-35204	TYLER UNIT D #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,802	Y
2012-11-16	751414	42-311-35201	G.L. HAYES EF #4H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y

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