Mcmullen County Drilling Permits

Every permit issued by the Texas Railroad Commission in Mcmullen County — updated daily, data through 2026-09-14.

Mcmullen County permitting is running 8.0 permits a month over the trailing 90 days (24 total, down 14% on the prior quarter). 4 were issued in the past week. 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

2026-09-14

All Time

8,556

8,556 permits

ISSUED	PERMIT	API	LEASE	OPERATOR	TYPE	DEPTH	HZ
2010-12-14	706602	42-311-34365	MSP #191	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-14	706589	42-311-34358	MSP #166	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-14	706585	42-311-34359	MSP #164	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-14	706518	42-311-34354	MSP #143	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-14	706475	42-311-34375	MSP #170	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-14	706474	42-311-34376	MSP #171	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-14	706473	42-311-34377	MSP #169	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-14	706472	42-311-34373	MSP #188	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-14	706471	42-311-34374	MSP #178	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-14	706470	42-311-34370	MSP #194	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-14	706468	42-311-34383	MSP #208	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-14	706463	42-311-34355	MSP #117	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-14	706461	42-311-34371	MSP #193	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-14	706410	42-311-34378	MSP #154	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-14	706407	42-311-34330	MSP #141	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-13	706785	42-311-34329	MCKENZIE #B 1H	CHESAPEAKE OPERATING, INC.	DRILL	9,000	Y
2010-12-13	706609	42-311-34351	MSP #189	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-13	706608	42-311-34349	MSP #198	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-13	706600	42-311-34352	MSP #190	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-13	706594	42-311-34350	MSP #181	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-13	706592	42-311-34341	MSP #174	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-13	706535	42-311-34342	MSP #207	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-13	706533	42-311-34343	MSP #179	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-13	706531	42-311-34344	MSP #177	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-13	706525	42-311-34345	MSP #175	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-13	706524	42-311-34346	MSP #168	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-13	706522	42-311-34347	MSP #167	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-13	706466	42-311-34335	MSP #139	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-13	706408	42-311-34348	MSP #152	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-10	706465	42-311-34334	MSP #128	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-10	706464	42-311-34333	MSP #127	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-10	706462	42-311-34332	MSP #107	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-10	706409	42-311-34331	MSP #153	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-10	706406	42-311-34323	MSP #142	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-10	706405	42-311-34322	MSP #132	CHESAPEAKE OPERATING, INC.	DRILL	300
2010-12-09	706485	42-311-34327	PC-Q EF #5H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2010-12-09	706485	42-311-34327	PC-Q EF #5H	SWIFT ENERGY OPERATING, LLC	DRILL	12,500	Y
2010-12-08	706399	42-311-34325	WHITEHURST #3H	SWIFT ENERGY OPERATING, LLC	DRILL	11,500	Y
2010-12-08	706399	42-311-34325	WHITEHURST #3H	SWIFT ENERGY OPERATING, LLC	DRILL	11,500	Y
2010-12-08	706398	42-311-34324	WHITEHURST #2H	SWIFT ENERGY OPERATING, LLC	DRILL	11,500	Y
2010-12-08	706398	42-311-34324	WHITEHURST #2H	SWIFT ENERGY OPERATING, LLC	DRILL	11,500	Y
2010-12-08	706363	42-311-34321	MARSHALL #1H	TIDAL PETROLEUM, INC.	DRILL	14,000	Y
2010-12-08	706363	42-311-34321	MARSHALL #1H	TIDAL PETROLEUM, INC.	DRILL	14,000	Y
2010-12-07	706329	42-311-34320	MCKENZIE #A 2H	CHESAPEAKE OPERATING, INC.	DRILL	9,000	Y
2010-12-07	706329	42-311-34320	MCKENZIE #A 2H	CHESAPEAKE OPERATING, INC.	DRILL	9,000	Y
2010-12-07	706329	42-311-34320	MCKENZIE #A 2H	CHESAPEAKE OPERATING, INC.	DRILL	10,500	Y
2010-12-07	706328	42-311-34319	MCKENZIE #A 1H	CHESAPEAKE OPERATING, INC.	DRILL	9,000	Y
2010-12-07	706328	42-311-34319	MCKENZIE UNIT A #1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2010-12-07	706211	42-311-34318	WHEELER #F 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2010-12-07	706211	42-311-34318	WHEELER #F 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y

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