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 23% 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
2018-03-28	838035	42-311-36833	MORRILL UNIT H #2	BURLINGTON RESOURCES O & G CO LP	DRILL	17,000	Y
2018-03-28	838034	42-311-36831	MORRILL RANCH #24	BURLINGTON RESOURCES O & G CO LP	DRILL	17,000	Y
2018-03-28	838034	42-311-36831	MORRILL UNIT I #1	BURLINGTON RESOURCES O & G CO LP	DRILL	17,000	Y
2018-03-28	837849	42-311-36826	DOBBY B #2H	EOG RESOURCES, INC.	DRILL	11,300	Y
2018-03-28	837849	42-311-36826	DOBBY B #2H	EOG RESOURCES, INC.	DRILL	11,300	Y
2018-03-28	837843	42-311-36825	DOBBY A #1H	EOG RESOURCES, INC.	DRILL	11,300	Y
2018-03-28	837843	42-311-36825	DOBBY A #1H	EOG RESOURCES, INC.	DRILL	11,300	Y
2018-03-27	837080	42-311-36820	STS C - STS NORTH 9 #9H	BHP BILLITON PET(TXLA OP) CO	DRILL	14,000	Y
2018-03-16	837079	42-311-36819	STS C - STS NORTH 8 #8H	BHP BILLITON PET(TXLA OP) CO	DRILL	14,000	Y
2018-03-16	837077	42-311-36817	STS C - STS NORTH 6 #6H	BHP BILLITON PET(TXLA OP) CO	DRILL	14,000	Y
2018-03-13	837235	42-311-36823	STS #2667H	BLACKBRUSH O & G, LLC	DRILL	9,500	Y
2018-03-09	837232	42-311-36824	STS #203H	BLACKBRUSH O & G, LLC	DRILL	9,500	Y
2018-02-26	836541	42-311-36816	BRACKEN EF A #26H	SILVERBOW RESOURCES OPER, LLC	DRILL	12,600	Y
2018-02-26	836539	42-311-36815	BRACKEN EF #25H	SILVERBOW RESOURCES OPER, LLC	DRILL	12,600	Y
2018-02-09	836087	42-311-34524	NBR EF #4H	SILVERBOW RESOURCES OPER, LLC	RECOMP	12,500	Y
2018-01-31	835682	42-311-36813	STS SOUTH #10H	BLACKBRUSH O & G, LLC	DRILL	12,500	Y
2018-01-31	835680	42-311-36814	STS SOUTH #9H	BLACKBRUSH O & G, LLC	DRILL	12,500	Y
2018-01-30	835499	42-311-36812	BRACKEN EFS #24H	SEA EAGLE FORD, LLC	DRILL	12,000	Y
2018-01-29	835430	42-311-36809	SR RYAN UNIT #1H	SIERRA RESOURCES, LLC	DRILL	13,795	Y
2018-01-29	835430	42-311-36809	SR RYAN UNIT #1H	SIERRA RESOURCES, LLC	DRILL	13,576	Y
2018-01-29	835312	42-311-36811	BRACKEN EFS #23HU	SEA EAGLE FORD, LLC	DRILL	12,000	Y
2018-01-29	835312	42-311-36811	BRACKEN EFS #23HU	SEA EAGLE FORD, LLC	DRILL	19,000	Y
2018-01-29	835297	42-311-36810	BRACKEN EFS #22H	SEA EAGLE FORD, LLC	DRILL	12,000	Y
2018-01-29	835297	42-311-36810	BRACKEN EFS #22H	SEA EAGLE FORD, LLC	DRILL	19,000	Y
2018-01-26	835168	42-311-36808	LARRY MILES #2H	SIERRA RESOURCES, LLC	DRILL	12,983	Y
2018-01-26	835168	42-311-36808	LARRY MILES #2H	SIERRA RESOURCES, LLC	DRILL	13,070	Y
2018-01-17	834813	42-311-36805	ALLEN MCM #2HA	SEA EAGLE FORD, LLC	DRILL	11,250	Y
2018-01-17	834812	42-311-36804	ALLEN MCM #1HA	SEA EAGLE FORD, LLC	DRILL	11,250	Y
2018-01-12	834832	42-311-36807	BARING #11H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,600	Y
2018-01-12	834832	42-311-36807	BH UNIT #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,600	Y
2018-01-12	834830	42-311-36806	BARING #10H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,600	Y
2018-01-05	834083	42-311-36803	RAILROAD #2	BHP BILLITON PET (E F GATH)LLC	DRILL	230
2018-01-04	834491	42-311-36802	PALOMA RANCH EFS #5H	SEA EAGLE FORD, LLC	DRILL	12,000	Y
2018-01-04	834490	42-311-36801	PALOMA RANCH EFS #3H	SEA EAGLE FORD, LLC	DRILL	12,000	Y
2017-12-19	834148	42-311-36800	NAYLOR JONES UNIT 44 WEST #7H	EOG RESOURCES, INC.	DRILL	11,500	Y
2017-12-19	834147	42-311-36799	NAYLOR JONES UNIT 44 WEST #6H	EOG RESOURCES, INC.	DRILL	11,500	Y
2017-12-19	834146	42-311-36798	NAYLOR JONES UNIT 44 WEST #5H	EOG RESOURCES, INC.	DRILL	11,500	Y
2017-12-19	834144	42-311-36797	NAYLOR JONES C #3H	EOG RESOURCES, INC.	DRILL	11,500	Y
2017-12-19	834144	42-311-36797	NAYLOR JONES C #3H	EOG RESOURCES, INC.	DRILL	11,500	Y
2017-11-30	833463	42-311-36796	GUBBELS #11H	MURPHY EXPL. & PROD. CO. - USA	DRILL	12,500	Y
2017-11-30	833463	42-311-36796	GUBBELS #11H	MURPHY EXPL. & PROD. CO. - USA	DRILL	12,500	Y
2017-11-30	833462	42-311-36795	GUBBELS #10H	MURPHY EXPL. & PROD. CO. - USA	DRILL	12,500	Y
2017-11-30	833462	42-311-36795	GUBBELS #10H	MURPHY EXPL. & PROD. CO. - USA	DRILL	12,500	Y
2017-11-28	833481	42-311-33987	GUBBELS #36R	ENERQUEST OPERATING L.L.C.	RECOMP	9,600
2017-11-28	833130	42-311-36794	ANTRIM COOK UNIT #18H	EOG RESOURCES, INC.	DRILL	11,800	Y
2017-11-20	833129	42-311-36793	ANTRIM COOK UNIT #17H	EOG RESOURCES, INC.	DRILL	11,800	Y
2017-11-20	833128	42-311-36792	ANTRIM COOK UNIT #16H	EOG RESOURCES, INC.	DRILL	11,800	Y
2017-11-20	833127	42-311-36791	ANTRIM COOK UNIT #15H	EOG RESOURCES, INC.	DRILL	11,800	Y
2017-11-13	832607	42-311-36786	PALOMA RANCH EFS #7H	SEA EAGLE FORD, LLC	DRILL	12,000	Y
2017-11-13	832607	42-311-36786	PALOMA RANCH EFS #7H	SEA EAGLE FORD, LLC	DRILL	12,000	Y

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