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
2014-10-08	797247	42-311-36297	JAMBERS #114H	MURPHY EXPL. & PROD. CO. - USA	DRILL	12,000	Y
2014-10-08	797165	42-311-36289	BILBO UNIT #2H	EOG RESOURCES, INC.	DRILL	12,100	Y
2014-10-08	797161	42-311-36288	BILBO UNIT #1H	EOG RESOURCES, INC.	DRILL	12,100	Y
2014-10-08	797151	42-311-36291	SWAIM #19H	MURPHY EXPL. & PROD. CO. - USA	DRILL	11,000	Y
2014-10-08	797149	42-311-36290	SWAIM #18H	MURPHY EXPL. & PROD. CO. - USA	DRILL	11,000	Y
2014-10-08	793630	42-311-36233	LANGE E EFS #4H	SEA EAGLE FORD, LLC	DRILL	12,600	Y
2014-10-08	793630	42-311-36233	LANGE E EFS #4H	SEA EAGLE FORD, LLC	DRILL	12,700	Y
2014-10-08	793630	42-311-36233	LANGE E EFS #4H	SILVERBOW RESOURCES OPER, LLC	DRILL	12,700	Y
2014-10-03	796776	42-311-36286	WHEELER #W 4H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2014-10-03	796775	42-311-36287	WHEELER #W 3H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2014-10-03	796773	42-311-36285	WHEELER #W 2H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2014-10-03	796772	42-311-36283	WHEELER #W 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2014-10-03	796648	42-311-36280	NAYLOR JONES UNIT 58 #3H	EOG RESOURCES, INC.	DRILL	11,800	Y
2014-10-03	796648	42-311-36280	NAYLOR JONES UNIT 58 #3H	EOG RESOURCES, INC.	DRILL	11,800	Y
2014-10-03	796647	42-311-36277	NAYLOR JONES UNIT 58 #2H	EOG RESOURCES, INC.	DRILL	12,000	Y
2014-10-02	795949	42-311-36281	PEELER UNIT II MCM #N 5H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2014-10-02	795944	42-311-36279	PEELER UNIT III MCM #N 4H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2014-10-02	795941	42-311-36278	PEELER UNIT III MCM #N 3H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2014-10-02	795937	42-311-36269	PEELER UNIT III MCM #N 2H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2014-10-02	795925	42-311-36266	PEELER UNIT I MCM #L 4H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2014-10-02	795922	42-311-36265	PEELER UNIT II MCM #L 3H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2014-10-02	795921	42-311-36264	PEELER UNIT II MCM #L 2H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2014-10-02	795920	42-311-36263	PEELER UNIT II MCM #L 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2014-10-01	796426	42-311-36276	HOSKINS EFS #14H	SEA EAGLE FORD, LLC	DRILL	11,500	Y
2014-10-01	796421	42-311-36284	HOSKINS EFS #13H	SEA EAGLE FORD, LLC	DRILL	12,500	Y
2014-10-01	796311	42-311-36275	PRINCE MCM #H 4H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2014-10-01	796311	42-311-36275	PRINCE MCM #H 4H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2014-10-01	796311	42-311-36275	PRINCE MCM #H 4H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2014-10-01	796305	42-311-36272	PRINCE MCM #H 3H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2014-10-01	796305	42-311-36272	PRINCE MCM #H 3H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2014-10-01	796305	42-311-36272	PRINCE MCM #H 3H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2014-10-01	796304	42-311-36270	PRINCE MCM #H 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2014-10-01	792843	42-311-34735	WHEELER UNIT 1 #1H	BHP BILLITON PET(TXLA OP) CO	FLD-XFR	14,000	Y
2014-09-30	795950	42-311-36282	PEELER UNIT II MCM #N 6H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2014-09-30	795928	42-311-36268	PEELER UNIT I MCM #L 6H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2014-09-29	795926	42-311-36267	PEELER UNIT I MCM #L 5H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2014-09-22	795469	42-311-36262	NAYLOR JONES B #2H	EOG RESOURCES, INC.	DRILL	12,000	Y
2014-09-22	795458	42-311-36261	GOLLUM UNIT #2H	EOG RESOURCES, INC.	DRILL	11,700	Y
2014-09-22	795458	42-311-36261	GOLLUM UNIT #2H	EOG RESOURCES, INC.	DRILL	11,700	Y
2014-09-22	795457	42-311-36260	GOLLUM UNIT #1H	EOG RESOURCES, INC.	DRILL	11,700	Y
2014-09-19	794985	42-311-36274	FORREST WHEELER #14H	BHP BILLITON PET(TXLA OP) CO	DRILL	14,000	Y
2014-09-19	794983	42-311-36273	FORREST WHEELER #9H	BHP BILLITON PET(TXLA OP) CO	DRILL	14,000	Y
2014-09-19	794979	42-311-36271	FORREST WHEELER #8H	BHP BILLITON PET(TXLA OP) CO	DRILL	14,000	Y
2014-09-18	795253	42-311-36259	SHELBY C #1H	SN OPERATING, LLC	DRILL	13,000	Y
2014-09-18	793667	42-311-34706	GLADYS WHEELER A #3H	BHP BILLITON PET(TXLA OP) CO	FLD-XFR	14,000	Y
2014-09-17	795085	42-311-36257	PC-Q EF #32H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2014-09-17	795082	42-311-36256	PC-Q EF #31H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2014-09-17	795079	42-311-36254	PC-Q EF #30H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2014-09-17	795066	42-311-36253	CORVETTE A #6H	SN OPERATING, LLC	DRILL	12,000	Y
2014-09-17	795066	42-311-36253	CORVETTE A #6H	SN OPERATING, 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.