Mcmullen County Drilling Permits

Every permit issued by the Texas Railroad Commission in Mcmullen County — updated daily, data through 2026-08-25.

Mcmullen County permitting is running 8.7 permits a month over the trailing 90 days (26 total, up 18% on the prior quarter). 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

2026-08-25

All Time

8,552

8,552 permits

ISSUED	PERMIT	API	LEASE	OPERATOR	TYPE	DEPTH	HZ
2019-11-08	858783	42-311-34372	MCKENZIE HC3 #Q 3H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2019-11-08	858781	42-311-37037	MCKENZIE HC2 #Q 2H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2019-11-08	858779	42-311-37035	MCKENZIE HC1 #Q 1H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2019-10-30	858348	42-311-37033	NBR EF #6H	SILVERBOW RESOURCES OPER, LLC	DRILL	13,000	Y
2019-10-30	858348	42-311-37033	NBR EF #6H	SILVERBOW RESOURCES OPER, LLC	DRILL	13,000	Y
2019-10-29	858302	42-311-37029	NBR EF #5H	SILVERBOW RESOURCES OPER, LLC	DRILL	13,000	Y
2019-10-24	858210	42-311-37026	DILWORTH RANCH #C 5H	ROSEWOOD RESOURCES, INC.	DRILL	11,400	Y
2019-10-24	858209	42-311-37025	DILWORTH RANCH #C 4H	ROSEWOOD RESOURCES, INC.	DRILL	11,400	Y
2019-10-23	858208	42-311-37024	DILWORTH RANCH #C 3H	ROSEWOOD RESOURCES, INC.	DRILL	11,200	Y
2019-10-23	858188	42-311-37023	DILWORTH RANCH #C 2H	ROSEWOOD RESOURCES, INC.	DRILL	11,200	Y
2019-10-23	858186	42-311-37022	DILWORTH RANCH #C 1H	ROSEWOOD RESOURCES, INC.	DRILL	11,200	Y
2019-10-23	858063	42-311-37019	POENISCH #33H	CARRIZO (EAGLE FORD) LLC	DRILL	12,000	Y
2019-10-23	858063	42-311-37019	POENISCH #33H	CALLON (EAGLE FORD) LLC	DRILL	12,000	Y
2019-10-23	858062	42-311-37018	POENISCH #32H	CARRIZO (EAGLE FORD) LLC	DRILL	12,000	Y
2019-10-23	858062	42-311-37018	POENISCH #32H	CALLON (EAGLE FORD) LLC	DRILL	12,000	Y
2019-10-23	858061	42-311-37017	POENISCH #31H	CARRIZO (EAGLE FORD) LLC	DRILL	12,000	Y
2019-10-23	858061	42-311-37017	POENISCH #31H	CALLON (EAGLE FORD) LLC	DRILL	12,000	Y
2019-10-23	858060	42-311-37016	POENISCH #30H	CARRIZO (EAGLE FORD) LLC	DRILL	12,000	Y
2019-10-23	858060	42-311-37016	POENISCH #30H	CALLON (EAGLE FORD) LLC	DRILL	12,000	Y
2019-10-21	857944	42-311-37015	FOUR K PARTNERS K #10H	EOG RESOURCES, INC.	DRILL	11,500	Y
2019-10-21	857943	42-311-37014	FOUR K PARTNERS J #9H	EOG RESOURCES, INC.	DRILL	11,500	Y
2019-10-21	857942	42-311-37013	FOUR K PARTNERS H #8H	EOG RESOURCES, INC.	DRILL	11,500	Y
2019-10-21	857941	42-311-37012	FOUR K PARTNERS G #7H	EOG RESOURCES, INC.	DRILL	11,500	Y
2019-10-21	857940	42-311-37011	FOUR K PARTNERS F #6H	EOG RESOURCES, INC.	DRILL	11,500	Y
2019-10-02	857593	42-311-37010	WHEELER #J 4H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2019-10-02	857592	42-311-37009	WHEELER #J 2H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2019-10-02	857591	42-311-37008	WHEELER #J 3H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2019-10-02	857564	42-311-34489	WHEELER #J 1H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2019-09-30	857344	42-311-37005	TEUFEL HUNDEN #1H	VERDUN OIL & GAS LLC	DRILL	11,200	Y
2019-09-30	857344	42-311-37005	TEUFEL HUNDEN #1H	VERDUN OIL & GAS LLC	DRILL	11,200	Y
2019-09-26	857346	42-311-37007	TEUFEL HUNDEN #3H	VERDUN OIL & GAS LLC	DRILL	11,200	Y
2019-09-26	857345	42-311-37006	TEUFEL HUNDEN #2H	VERDUN OIL & GAS LLC	DRILL	11,200	Y
2019-09-13	857029	42-311-37004	STS D #2V	SIERRA RESOURCES, LLC	DRILL	7,000
2019-09-13	857029	42-311-37004	STS D #2V	SIERRA RESOURCES, LLC	DRILL	6,500
2019-09-03	856673	42-311-37002	FRIO RIVER RANCH #B 3H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2019-09-03	856672	42-311-37001	FRIO RIVER RANCH #B 2H	CHESAPEAKE OPERATING, L.L.C.	DRILL	12,000	Y
2019-09-03	856008	42-311-37003	KARO-EOLN-MP 138.7 #1	TEXAS EASTERN TRANSMISSION, LP	DRILL	540
2019-08-13	856122	42-311-37000	RIVER LOWE RANCH #26H	EOG RESOURCES, INC.	DRILL	11,300	Y
2019-08-13	856121	42-311-36999	RIVER LOWE RANCH #25H	EOG RESOURCES, INC.	DRILL	11,300	Y
2019-08-13	856120	42-311-36998	RIVER LOWE RANCH #24H	EOG RESOURCES, INC.	DRILL	11,300	Y
2019-08-05	855819	42-311-36997	HOSKINS EFS #29H	SEA EAGLE FORD, LLC	DRILL	17,500	Y
2019-08-05	855818	42-311-36996	HOSKINS EFS #27H	SEA EAGLE FORD, LLC	DRILL	17,500	Y
2019-08-02	855302	42-311-34900	PEELER EFS #1H	TEXEGY OPERATING COMPANY LLC	RECOMP	10,850
2019-07-19	855083	42-311-36995	VALKYRIE D #4H	EOG RESOURCES, INC.	DRILL	11,600	Y
2019-07-19	855080	42-311-36994	VALKYRIE C #3H	EOG RESOURCES, INC.	DRILL	11,600	Y
2019-07-19	855079	42-311-36993	VALKYRIE B #2H	EOG RESOURCES, INC.	DRILL	11,600	Y
2019-07-19	855078	42-311-36992	VALKYRIE A #1H	EOG RESOURCES, INC.	DRILL	11,600	Y
2019-07-19	853801	42-311-35679	LINDHOLM #1	TEXEGY OPERATING COMPANY LLC	RECOMP	14,009
2019-06-25	853091	42-311-34551	P. KYNETTE UNIT #1	HURD ENTERPRISES, LTD.	RECOMP	10,500
2019-06-21	854154	42-311-36990	DILWORTH #23H	BHP BILLITON PET(TXLA OP) CO	DRILL	11,320	Y

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