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 60% 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
2011-09-14	724073	42-311-34660	POWERS #A 1H	TALISMAN ENERGY USA INC.	DRILL	13,500	Y
2011-09-14	724073	42-311-34660	POWERS UNIT #A 1H	TALISMAN ENERGY USA INC.	DRILL	13,500	Y
2011-09-12	723839	42-311-34659	BRACKEN-J.V. #11H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2011-09-12	723839	42-311-34659	BRACKEN-J.V. #11H	SWIFT ENERGY OPERATING, LLC	DRILL	14,000	Y
2011-09-07	723522	42-311-34658	HOSKINS #2	AURORA RESOURCES CORPORATION	DRILL	6,900
2011-09-06	723482	42-311-34657	TG UNIT #12H	CARRIZO OIL & GAS, INC.	DRILL	11,000	Y
2011-09-06	723482	42-311-34657	TAG UNIT #12H	CARRIZO OIL & GAS, INC.	DRILL	11,000	Y
2011-09-06	723482	42-311-34657	TAG UNIT #12H	CARRIZO OIL & GAS, INC.	DRILL	11,000	Y
2011-09-06	723461	42-311-34656	TAG UNIT #11H	CARRIZO OIL & GAS, INC.	DRILL	11,000	Y
2011-09-06	723461	42-311-34656	TAG UNIT #11H	CARRIZO OIL & GAS, INC.	DRILL	11,000	Y
2011-09-06	723461	42-311-34656	TAG UNIT #11H	CARRIZO OIL & GAS, INC.	DRILL	11,000	Y
2011-09-06	723436	42-311-34655	TAG UNIT #10H	CARRIZO OIL & GAS, INC.	DRILL	11,000	Y
2011-09-06	723436	42-311-34655	TAG UNIT #10H	CARRIZO OIL & GAS, INC.	DRILL	11,000	Y
2011-09-06	723436	42-311-34655	TAG UNIT #10H	CARRIZO OIL & GAS, INC.	DRILL	11,000	Y
2011-09-06	723067	42-311-33934	SWAIM 58 #2	WYNN-CROSBY OPERATING, LTD.	FLD-XFR	5,950
2011-09-02	723124	42-311-01778	HAGIST RANCH #1	BRITANCO, L.L.C.	RECOMP	8,143
2011-08-30	722868	42-311-34654	NAYLOR JONES UNIT 43 #3H	EOG RESOURCES, INC.	DRILL	11,000	Y
2011-08-30	722823	42-311-34653	NAYLOR JONES UNIT 43 #5H	EOG RESOURCES, INC.	DRILL	11,000	Y
2011-08-30	722819	42-311-34652	NAYLOR JONES UNIT 43 #4H	EOG RESOURCES, INC.	DRILL	11,000	Y
2011-08-30	722680	42-311-34649	NAYLOR JONES UNIT 43 #2H	EOG RESOURCES, INC.	DRILL	11,000	Y
2011-08-30	722638	42-311-34648	NAYLOR JONES UNIT 43 #1H	EOG RESOURCES, INC.	DRILL	11,000	Y
2011-08-26	722949	42-311-34651	STS C #5H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2011-08-24	722717	42-311-34650	STS A - 692 #2H	HUNT OIL COMPANY	DRILL	10,517	Y
2011-08-24	722717	42-311-34650	STS A - 692 #2H	HUNT OIL COMPANY	DRILL	10,517	Y
2011-08-23	722665	42-311-34645	COUNTISS #H 4H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2011-08-23	722517	42-311-34647	DONNELL A #10H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2011-08-23	722516	42-311-34646	DILWORTH #7H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2011-08-22	722624	42-311-34644	COUNTISS #H 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2011-08-19	722476	42-311-34643	EDWARDS A #1H	PETROHAWK OPERATING COMPANY	DRILL	14,000	Y
2011-08-19	721831	42-311-34639	HARROD-MCCLAUGHERTY UNIT #1H	XTO ENERGY INC.	DRILL	17,500	Y
2011-08-19	721826	42-311-34638	MCCLAUGHERTY UNIT #2H	XTO ENERGY INC.	DRILL	17,500	Y
2011-08-19	721826	42-311-34638	MCCLAUGHERTY UNIT #2H	XTO ENERGY INC.	DRILL	17,500	Y
2011-08-18	722200	42-311-34634	RIVER LOWE RANCH #2H	EOG RESOURCES, INC.	DRILL	11,000	Y
2011-08-18	722001	42-311-34642	THELMA-BRITE #14H	EOG RESOURCES, INC.	DRILL	10,000	Y
2011-08-18	722001	42-311-34642	THELMA-BRITE #14H	EOG RESOURCES, INC.	DRILL	11,500	Y
2011-08-18	721991	42-311-34641	THELMA-BRITE #12H	EOG RESOURCES, INC.	DRILL	10,000	Y
2011-08-18	721991	42-311-34641	THELMA-BRITE #12H	EOG RESOURCES, INC.	DRILL	11,000	Y
2011-08-18	721991	42-311-34641	THELMA-BRITE #12H	EOG RESOURCES, INC.	DRILL	11,000	Y
2011-08-18	721957	42-311-34640	THELMA-BRITE #8H	EOG RESOURCES, INC.	DRILL	10,000	Y
2011-08-18	721957	42-311-34640	THELMA-BRITE #8H	EOG RESOURCES, INC.	DRILL	11,000	Y
2011-08-17	722295	42-311-34635	FOX CREEK CF #1	MOCKINGBIRD MDSTRM GAS SVCS, LLC	DRILL	500
2011-08-17	722293	42-311-34637	GOODRIDGE #B 2H	TALISMAN ENERGY USA INC.	DRILL	13,500	Y
2011-08-17	722291	42-311-34636	RALPH EDWARDS #C 2H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2011-08-16	722134	42-311-34631	SWAIM UNIT I MCM #D 4H	CHESAPEAKE OPERATING, INC.	DRILL	14,000	Y
2011-08-15	722142	42-311-34632	PRINCE MCM #E 4H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2011-08-15	722016	42-311-34628	LARRY MILES #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	13,500	Y
2011-08-15	720407	42-311-34598	SAN MIGUEL RANCH OL #3H	SWIFT ENERGY OPERATING, LLC	DRILL	10,000	Y
2011-08-15	720407	42-311-34598	SAN MIGUEL RANCH OL #3H	SWIFT ENERGY OPERATING, LLC	DRILL	10,000	Y
2011-08-15	720406	42-311-34597	SAN MIGUEL RANCH OL #2H	SWIFT ENERGY OPERATING, LLC	DRILL	10,000	Y
2011-08-15	720406	42-311-34597	SAN MIGUEL RANCH OL #2H	SWIFT ENERGY OPERATING, LLC	DRILL	10,000	Y

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