Frio County Drilling Permits

Every permit issued by the Texas Railroad Commission in Frio County — updated daily, data through 2026-09-10.

Frio County permitting is running 7.7 permits a month over the trailing 90 days (23 total, up 28% on the prior quarter). 1 was issued in the past week. FORMENTERA OPERATIONS LLC leads with 45 permits in the past 12 months, one of 7 operators active in the county.

Last 30 Days

Operators (30d)

Latest Permit

2026-09-10

All Time

4,300

4,300 permits

ISSUED	PERMIT	API	LEASE	OPERATOR	TYPE	DEPTH	HZ
2011-06-13	718085	42-163-33484	R.H. PICKENS, ET AL 'A' #5H	CABOT OIL & GAS CORPORATION	DRILL	13,500	Y
2011-06-13	718072	42-163-33483	NICHOLSON #1H	BLACKBRUSH O & G, INC.	DRILL	8,000	Y
2011-06-10	717912	42-163-33481	MCWILLIAMS HEIRS A #6H	VIRTEX OPERATING COMPANY, INC.	DRILL	7,000	Y
2011-06-08	717741	42-163-33480	CULPEPPER #1H	RICOCHET ENERGY, INC.	DRILL	6,450	Y
2011-06-08	717741	42-163-33480	CULPEPPER 1H UNIT #1	RICOCHET ENERGY, INC.	DRILL	6,600	Y
2011-06-06	717636	42-163-33479	R.H. PICKENS, ET AL 'B' #2H	CABOT OIL & GAS CORPORATION	DRILL	13,500	Y
2011-05-30	715918	42-163-33478	ALINE WILLIAMS #3H	CHEYENNE PETROLEUM COMPANY	DRILL	8,700	Y
2011-05-30	715918	42-163-33478	ALINE WILLIAMS #3H	CHEYENNE PETROLEUM COMPANY	DRILL	8,700	Y
2011-05-25	717038	42-163-33477	R.H. PICKENS, ET AL 'A' #6H	CABOT OIL & GAS CORPORATION	DRILL	13,500	Y
2011-05-24	716944	42-163-33476	R.H. PICKENS, ET AL 'B' #3H	CABOT OIL & GAS CORPORATION	DRILL	13,500	Y
2011-05-23	716888	42-163-33475	R.H. PICKENS, ET AL 'A' #4H	CABOT OIL & GAS CORPORATION	DRILL	13,500	Y
2011-05-19	716682	42-163-33474	CALVERT #1H	BLACKBRUSH O & G, INC.	DRILL	6,500	Y
2011-05-19	716205	42-163-33473	MASSEY PARTNERS #1	ALAMO OPERATING COMPANY, L. C.	DRILL	4,500
2011-05-12	715986	42-163-33472	CARNES 'B' #6H	BLACKBRUSH O & G, INC.	DRILL	7,000	Y
2011-05-12	715986	42-163-33472	CARNES "B" #6H	BLACKBRUSH O & G, INC.	DRILL	7,500	Y
2011-05-12	715986	42-163-33472	CARNES "B" #6H	BLACKBRUSH O & G, INC.	DRILL	7,500	Y
2011-05-12	715986	42-163-33472	CARNES 'B' #6H	BLACKBRUSH O & G, INC.	DRILL	7,500	Y
2011-05-09	715683	42-163-32960	RALLY PETROLEUM #1H	U.S. ENERCORP, LTD.	RECOMP	6,776	Y
2011-05-06	715639	42-163-33471	R.H. PICKENS, ET AL 'B' #1H	CABOT OIL & GAS CORPORATION	DRILL	13,200	Y
2011-05-03	715062	42-163-33470	PETERS #1	PREMIER MINERALS, INC.	DRILL	4,500
2011-04-29	715045	42-163-33469	MARRS MCLEAN #1H	VIRTEX OPERATING COMPANY, INC.	DRILL	13,500	Y
2011-04-29	714763	42-163-33468	LANCASTER AGI #1	TEXSTAR MIDSTREAM UTILITY, LP	DRILL	12,000
2011-04-29	714763	42-163-33468	LANCASTER AGI #1	TEXSTAR MIDSTREAM UTILITY, LP	DRILL	12,000
2011-04-29	714763	42-163-33468	LANCASTER AGI #1	TEXSTAR MIDSTREAM UTILITY, LP	DRILL	12,000
2011-04-29	714512	42-163-33467	FRIO COUNTY SCHOOL LAND #5	EAGLE FORD DISPOSAL LLC	DRILL	6,000
2011-04-26	714712	42-163-30129	CROUCH #6	MAVERICK ENERGY GROUP, INC.	RENTR	3,300
2011-04-26	714712	42-163-30129	CROUCH #6	MAVERICK ENERGY GROUP, INC.	RENTR	6,000
2011-04-26	714711	42-163-30128	CROUCH #5	MAVERICK ENERGY GROUP, INC.	RENTR	3,300
2011-04-15	714036	42-163-33466	OPPENHEIMER A #1H	BLACKBRUSH O & G, INC.	DRILL	6,500	Y
2011-04-13	713844	42-163-30132	CROUCH #4	MAVERICK ENERGY GROUP, INC.	RENTR	3,200
2011-04-08	713550	42-163-33465	SES FRIO SWD #1	SELECT ENERGY SERVICES, LLC	DRILL	9,000
2011-04-05	713297	42-163-33464	MCWILLIAMS HEIRS A #2H	VIRTEX OPERATING COMPANY, INC.	DRILL	13,000	Y
2011-03-30	712915	42-163-30131	CROUCH #3	MAVERICK ENERGY GROUP, INC.	RENTR	3,200
2011-03-30	712858	42-163-33463	GROSSIE #1H	U.S. ENERCORP, LTD.	DRILL	7,157	Y
2011-03-17	712046	42-163-33462	R. H. PICKENS, ET AL 'A' #3H	CABOT OIL & GAS CORPORATION	DRILL	13,900	Y
2011-03-17	712045	42-163-33461	R. H. PICKENS, ET AL "A" #2H	CABOT OIL & GAS CORPORATION	DRILL	13,700	Y
2011-03-17	712045	42-163-33461	R. H. PICKENS, ET AL 'A' #2H	CABOT OIL & GAS CORPORATION	DRILL	13,700	Y
2011-03-17	712015	42-163-33460	HEISER UNIT #1 H	BLACKBRUSH O & G, INC.	DRILL	7,500	Y
2011-03-04	711287	42-163-33459	MCWILLIAMS HEIRS A #1H	VIRTEX OPERATING COMPANY, INC.	DRILL	12,000	Y
2011-03-02	711104	42-163-33458	ARMINIUS ENERGY TRUST #5H	CABOT OIL & GAS CORPORATION	DRILL	15,250	Y
2011-03-01	710949	42-163-33457	MARRS MCLEAN #4	VIRTEX OPERATING COMPANY, INC.	DRILL	7,200
2011-03-01	710631	42-163-32634	GALAN #1	MCMINN OPERATING COMPANY, INC.	RENTR	6,133	Y
2011-03-01	710631	42-163-32634	GALAN #1	AMBASSADOR PETROLEUM, INC.	RENTR	6,500	Y
2011-02-28	710938	42-163-33455	STEWART #2	RICOCHET ENERGY, INC.	DRILL	6,000	Y
2011-02-25	710976	42-163-33456	KOTHMANN #4	EF ENERGY, L.L.C.	DRILL	9,000	Y
2011-02-25	710976	42-163-33456	KOTHMANN UNIT #4H	EF ENERGY, L.L.C.	DRILL	8,059	Y
2011-02-23	710678	42-163-33454	PEARSALL SWD #1	BASIC ENERGY SERVICES, L.P.	DRILL	4,600
2011-02-18	710375	42-163-33453	R.H. PICKENS, ET AL 'A' #1H	CABOT OIL & GAS CORPORATION	DRILL	13,200	Y
2011-02-18	709812	42-163-31949	SARTAIN ASSETS LTD OIL UNIT #1 H	AWP OPERATING COMPANY	RENTR	6,077	Y
2011-02-14	710081	42-163-33452	GARY BOYD #1H	EL PASO E & P COMPANY, L. P.	DRILL	11,000	Y

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