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). 2 were issued in the past week. 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
2018-12-31	846510	42-311-36403	JAMBERS #78H	MURPHY EXPL. & PROD. CO. - USA	DRILL	12,000	Y
2018-12-31	846509	42-311-36401	JAMBERS #77H	MURPHY EXPL. & PROD. CO. - USA	DRILL	12,000	Y
2018-12-31	846506	42-311-36876	JAMBERS #76H	MURPHY EXPL. & PROD. CO. - USA	DRILL	12,000	Y
2018-12-31	846504	42-311-36875	JAMBERS #75H	MURPHY EXPL. & PROD. CO. - USA	DRILL	12,000	Y
2018-12-31	846502	42-311-36874	JAMBERS #74H	MURPHY EXPL. & PROD. CO. - USA	DRILL	12,000	Y
2018-12-31	845541	42-311-36871	HUDSPETH UNIT #1	SAN ISIDRO DEVELOPMENT CO, L. C.	DRILL	6,000
2018-12-31	839170	42-311-36842	MOONLIGHT #12H	EOG RESOURCES, INC.	DRILL	10,200	Y
2018-12-31	837079	42-311-36819	STS C - STS NORTH 8 #8H	BPX OPERATING COMPANY	DRILL	14,000	Y
2018-12-31	837078	42-311-36818	STS C - STS NORTH 7 #7H	BHP BILLITON PET(TXLA OP) CO	DRILL	14,000	Y
2018-12-21	848095	42-311-36914	QUINTANILLA TEAL HC2 #C 2H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2018-12-20	847746	42-311-36902	JJ HENRY HC2 UNIT VI #I 2H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2018-12-19	847921	42-311-36910	POWERS E UNIT #E 2H	EQUINOR TEXAS ONSHORE PROP LLC	DRILL	16,000	Y
2018-12-17	847827	42-311-36905	JJ HENRY HC2 UNIT X #O 3H	CHESAPEAKE OPERATING, L.L.C.	DRILL	11,000	Y
2018-12-14	847826	42-311-36904	JJ HENRY HC1 UNIT X #O 2H	CHESAPEAKE OPERATING, L.L.C.	DRILL	11,000	Y
2018-12-14	847747	42-311-36903	JJ HENRY HC3 UNIT VI #I 3H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2018-12-14	847747	42-311-36903	JJ HENRY HC3 UNIT VI #I 3H	CHESAPEAKE OPERATING, L.L.C.	DRILL	11,000	Y
2018-12-14	847745	42-311-36901	JJ HENRY HC1 UNIT VI #I 1H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2018-12-14	847744	42-311-36900	JJ HENRY HC4 UNIT VI #H 2H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2018-12-14	847743	42-311-36899	JJ HENRY HC1 UNIT V #H 1H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2018-12-12	847407	42-311-36897	EDWARDS #10H	BHP BILLITON PET(TXLA OP) CO	DRILL	14,000	Y
2018-12-12	847406	42-311-36896	EDWARDS #9H	BHP BILLITON PET(TXLA OP) CO	DRILL	14,000	Y
2018-12-12	844573	42-311-36380	EDWARDS #2H	BHP BILLITON PET(TXLA OP) CO	FLD-XFR	14,000	Y
2018-12-03	847246	42-311-36893	DISCHER EF EAST UNIT #5H	SILVERBOW RESOURCES OPER, LLC	DRILL	12,500	Y
2018-11-28	847144	42-311-36891	JJ HENRY HC2 UNIT II #B 3H	CHESAPEAKE OPERATING, L.L.C.	DRILL	11,000	Y
2018-11-28	847141	42-311-36890	JJ HENRY HC1 UNIT II #B 2H	CHESAPEAKE OPERATING, L.L.C.	DRILL	11,000	Y
2018-11-28	846835	42-311-36885	DISCHER EF EAST UNIT #4H	SILVERBOW RESOURCES OPER, LLC	DRILL	12,500	Y
2018-11-27	846804	42-311-36882	DILWORTH RANCH A #2H	ROSEWOOD RESOURCES, INC.	DRILL	11,200	Y
2018-11-26	846800	42-311-36881	DILWORTH RANCH A #1H	ROSEWOOD RESOURCES, INC.	DRILL	11,200	Y
2018-11-15	846859	42-311-36880	FROST BANK UNIT #102H	EP ENERGY E&P COMPANY, L.P.	DRILL	11,000	Y
2018-11-15	846858	42-311-36879	FROST BANK UNIT #101H	EP ENERGY E&P COMPANY, L.P.	DRILL	11,000	Y
2018-11-09	846511	42-311-36404	JAMBERS #79H	MURPHY EXPL. & PROD. CO. - USA	DRILL	12,000	Y
2018-11-09	846510	42-311-36403	JAMBERS #78H	MURPHY EXPL. & PROD. CO. - USA	DRILL	12,000	Y
2018-11-09	846509	42-311-36401	JAMBERS #77H	MURPHY EXPL. & PROD. CO. - USA	DRILL	12,000	Y
2018-11-09	846506	42-311-36876	JAMBERS #76H	MURPHY EXPL. & PROD. CO. - USA	DRILL	12,000	Y
2018-11-09	846504	42-311-36875	JAMBERS #75H	MURPHY EXPL. & PROD. CO. - USA	DRILL	12,000	Y
2018-11-09	846502	42-311-36874	JAMBERS #74H	MURPHY EXPL. & PROD. CO. - USA	DRILL	12,000	Y
2018-10-12	845572	42-311-36873	G.L. HAYES EF B #8H	SILVERBOW RESOURCES OPER, LLC	DRILL	12,000	Y
2018-10-12	845568	42-311-36872	G.L. HAYES EF A #7H	SILVERBOW RESOURCES OPER, LLC	DRILL	12,000	Y
2018-10-12	845568	42-311-36872	G.L. HAYES EF A #7H	SILVERBOW RESOURCES OPER, LLC	DRILL	12,000	Y
2018-09-30	840132	42-311-36851	HOLLER UNIT #4H	EOG RESOURCES, INC.	DRILL	11,700	Y
2018-09-30	840131	42-311-36850	HOLLER UNIT #3H	EOG RESOURCES, INC.	DRILL	11,700	Y
2018-09-28	845135	42-311-36870	NAYLOR JONES UNIT 40 #3H	EOG RESOURCES, INC.	DRILL	11,200	Y
2018-09-27	845130	42-311-36869	NAYLOR JONES UNIT 40 #2H	EOG RESOURCES, INC.	DRILL	11,200	Y
2018-09-12	843623	42-311-36382	EDWARDS #8H	BHP BILLITON PET(TXLA OP) CO	FLD-XFR	14,000	Y
2018-09-11	843616	42-311-34532	EDWARDS #4H	BHP BILLITON PET(TXLA OP) CO	FLD-XFR	14,000	Y
2018-09-07	844330	42-311-34289	EDWARDS #1H	BHP BILLITON PET(TXLA OP) CO	FLD-XFR	14,000	Y
2018-09-06	844325	42-311-36868	HOSKINS EFS #20H	SEA EAGLE FORD, LLC	DRILL	19,500	Y
2018-09-05	844266	42-311-36867	HOSKINS EFS #21H	SEA EAGLE FORD, LLC	DRILL	19,500	Y
2018-08-31	844129	42-311-36866	FOWLERTON #1	WINCO DEVELOPMENT, L.L.C.	DRILL	5,900
2018-08-31	844129	42-311-36866	FOWLERTON #1	WINCO DEVELOPMENT, L.L.C.	DRILL	5,900

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