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
2010-09-13	701831	42-163-33428	RALLY-SURLES UNIT #1H	U.S. ENERCORP, LTD.	DRILL	7,065	Y
2010-08-27	701234	42-163-33427	PEARSALL, T J #1H	EL PASO E & P COMPANY, L. P.	DRILL	12,000	Y
2010-08-23	700991	42-163-33426	CANTU-HENDERSON #1H	RICOCHET ENERGY, INC.	DRILL	7,600	Y
2010-08-23	700974	42-163-33425	PEDRO MORALES #7	GOODRICH PETROLEUM COMPANY	DRILL	13,500	Y
2010-08-23	700974	42-163-33425	PEDRO MORALES #7H	GOODRICH PETROLEUM COMPANY	DRILL	13,500	Y
2010-08-11	700457	42-163-33424	MARRS MCLEAN A #1	VIRTEX OPERATING COMPANY, INC.	DRILL	7,000
2010-08-09	700341	42-163-32659	W.L. CARTER #9ST	KALER ENERGY CORP.	RECOMP	10,400	Y
2010-08-09	700309	42-163-33423	LANCASTER C #1H	GOODRICH PETROLEUM COMPANY	DRILL	13,000	Y
2010-08-06	699894	42-163-33422	RALLY PETROLEUM #3H	U.S. ENERCORP, LTD.	DRILL	6,641	Y
2010-07-26	699551	42-163-33421	ARMINIUS ENERGY TRUST #1M	CABOT OIL & GAS CORPORATION	DRILL	9,500
2010-07-21	699219	42-163-33420	MARRS MCLEAN #5	VIRTEX OPERATING COMPANY, INC.	DRILL	7,000
2010-07-15	698908	42-163-32867	WW MCKINLEY UNIT 1 #1	KALER ENERGY CORP.	RECOMP	7,500	Y
2010-07-08	698671	42-163-32800	CARNES "B" #5H	BLACKBRUSH O & G, INC.	RECOMP	6,700	Y
2010-07-08	698671	42-163-32800	CARNES "B" #5H	BLACKBRUSH O & G, INC.	RECOMP	6,700	Y
2010-07-08	698671	42-163-32800	CARNES "B" #5H	BLACKBRUSH O & G, INC.	RECOMP	6,900	Y
2010-07-05	698516	42-163-33419	ARMINIUS ENERGY TRUST #2	CABOT OIL & GAS CORPORATION	DRILL	16,000	Y
2010-07-05	698516	42-163-33419	ARMINIUS ENERGY TRUST #2	CABOT OIL & GAS CORPORATION	DRILL	16,000	Y
2010-07-05	698297	42-163-80259	JANE BURNS #229	MAVERICK ENERGY GROUP, INC.	RECOMP	4,000
2010-06-28	697981	42-163-33418	WILLIAMSON #2	SKLAR EXPLORATION COMPANY LLC	DRILL	6,500
2010-06-28	697981	42-163-33418	WILLIAMSON #2	SKLAR EXPLORATION COMPANY LLC	DRILL	6,500
2010-06-21	697498	42-163-33416	GPC PAN AM #C 1H	GOODRICH PETROLEUM COMPANY	DRILL	17,000	Y
2010-06-21	697498	42-163-33416	GPC PAN AM #C 1H	GOODRICH PETROLEUM COMPANY	DRILL	17,000	Y
2010-06-18	697659	42-163-33417	KINCAID #1H	U.S. ENERCORP, LTD.	DRILL	6,922	Y
2010-06-15	697581	42-163-30519	JULIA HARRIS #1	BLACKBRUSH O & G, INC.	RENTR	7,300	Y
2010-06-10	697396	42-163-33415	ARMINIUS ENERGY TRUST #1	CABOT OIL & GAS CORPORATION	DRILL	15,000	Y
2010-06-10	697396	42-163-33415	ARMINIUS ENERGY TRUST #1	CABOT OIL & GAS CORPORATION	DRILL	17,000	Y
2010-06-10	697396	42-163-33415	ARMINIUS ENERGY TRUST #1	CABOT OIL & GAS CORPORATION	DRILL	17,000	Y
2010-06-10	696765	42-163-33414	STOUT #1H	U.S. ENERCORP, LTD.	DRILL	6,942	Y
2010-05-24	696385	42-163-33413	FRANCES SHINER B #1H	GOODRICH PETROLEUM COMPANY	DRILL	17,000	Y
2010-05-24	696385	42-163-33413	GPC PAN AM B #1H	GOODRICH PETROLEUM COMPANY	DRILL	17,000	Y
2010-05-19	696193	42-163-33412	NEUMANN #1	LOBO DRILLING LLC	DRILL	4,200
2010-05-13	695692	42-163-00993	JANE BURNS #231	MAVERICK ENERGY GROUP, INC.	RENTR	4,000
2010-05-12	695839	42-163-33411	STEWART #1	RICOCHET ENERGY, INC.	DRILL	6,000	Y
2010-05-05	695360	42-163-32604	HARRIS #2	RICOCHET ENERGY, INC.	RECOMP	7,300	Y
2010-04-30	695194	42-163-33410	PRESTON #1H	KALER ENERGY CORP.	DRILL	7,500	Y
2010-03-29	693283	42-163-33409	ROSENAUER #1	HOLLIMON OIL CORPORATION	DRILL	4,500
2010-03-01	691930	42-163-33408	MCWILLIAMS HEIRS A #5	VIRTEX OPERATING COMPANY, INC.	DRILL	7,000
2010-02-25	691820	42-163-33407	CORBIN #1H	U.S. ENERCORP, LTD.	DRILL	6,930	Y
2010-02-05	690394	42-163-33406	CAULKINS #1	MANTI OPERATING COMPANY	DRILL	8,200
2010-02-05	690394	42-163-33406	CALKINS - KOTHMANN #1	MANTI EXPLORATION OPERATING LLC	DRILL	8,240
2010-01-08	689180	42-163-33405	MCWILLIAMS HEIRS A #4	VIRTEX OPERATING COMPANY, INC.	DRILL	7,000
2009-12-22	688687	42-163-33021	RALLY PETROLEUM #2H	U.S. ENERCORP, LTD.	RENTR	6,839	Y
2009-12-16	688008	42-163-33404	ELLA BURNS #9	SPUR OPERATING CO.	DRILL	3,700
2009-12-16	688008	42-163-33404	ELLA BURNS #9	SPUR OPERATING CO.	DRILL	3,700
2009-11-25	687582	42-163-30370	MARIA GALAN #1	MCMINN OPERATING COMPANY, INC.	RENTR	6,472
2009-11-20	687602	42-163-32647	HARRIS #3	RICOCHET ENERGY, INC.	RECOMP	7,500	Y
2009-10-23	686527	42-163-33403	PATRICK WEST #1	CABOT OIL & GAS CORPORATION	DRILL	12,700	Y
2009-10-16	686157	42-163-33385	HARLAN, R. K. #13	VIRTEX OPERATING COMPANY, INC.	RECOMP	6,420
2009-09-30	685667	42-163-33402	CONSUELO LEDEZMA #1	GULF SOUTH OPERATORS, INC.	DRILL	6,700	Y
2009-09-30	685667	42-163-33402	CONSUELO LEDEZMA #1	GULF SOUTH OPERATORS, INC.	DRILL	7,400	Y

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