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
2009-09-30	685667	42-163-33402	CONSUELO LEDEZMA #1H	GULF SOUTH OPERATORS, INC.	DRILL	7,400	Y
2009-09-30	685667	42-163-33402	CONSUELO LEDEZMA #1H	GULF SOUTH OPERATORS, INC.	DRILL	7,400	Y
2009-09-30	685602	42-163-32145	AVANT STEPHENSON #1	PLAN B RESOURCES, LLC	RENTR	7,165
2009-08-28	684574	42-163-32960	RALLY PETROLEUM #1H	U.S. ENERCORP, LTD.	RENTR	7,150	Y
2009-08-28	684574	42-163-32960	RALLY PETROLEUM #1H	U.S. ENERCORP, LTD.	RENTR	7,150	Y
2009-08-13	683892	42-163-33401	TSCHIRHART #1	HARPER HEFTE, INC.	DRILL	6,500
2009-07-28	683202	42-163-33400	MCWILLIAMS HEIRS A #3	VIRTEX OPERATING COMPANY, INC.	DRILL	7,000
2009-07-14	682480	42-163-30418	GULLEY, CALVIN #1	CIVRON PETROLEUM RES., LLC	RENTR	6,945
2009-06-17	681386	42-163-33399	ROCKPILE RANCH #1H	STONEGATE PRODUCTION COMPANY,LLC	DRILL	10,500	Y
2009-05-20	681386	42-163-33399	PANTHER HOLLOW RANCH #1H	STONEGATE PRODUCTION COMPANY,LLC	DRILL	10,500	Y
2009-05-14	681209	42-163-33358	WILLIAMSON #1	ESPADA OPERATING LLC	RECOMP	6,000
2009-04-22	680388	42-163-33335	HARLAN, R. K. #9	VIRTEX OPERATING COMPANY, INC.	RECOMP	6,410
2009-04-14	680084	42-163-33398	R. K. HARLAN #14	VIRTEX OPERATING COMPANY, INC.	DRILL	7,100
2009-03-30	679713	42-163-33332	PECHAL-SIRNY #1	VIRTEX OPERATING COMPANY, INC.	RECOMP	6,430
2009-03-24	678590	42-163-01741	JANE BURNS #34	MAVERICK ENERGY GROUP, INC.	RECOMP	3,990
2009-03-02	678717	42-163-00330	JANE BURNS #45L	MAVERICK ENERGY GROUP, INC.	RECOMP	3,990
2009-02-11	678199	42-163-00373	JANE BURNS #53	MAVERICK ENERGY GROUP, INC.	RECOMP	3,990
2009-02-11	678160	42-163-33332	PECHAL-SIRNY #1	VIRTEX OPERATING COMPANY, INC.	FLD-XFR	6,800
2009-02-10	676684	42-163-33396	ROBERTS #1	STONEGATE PRODUCTION COMPANY,LLC	DRILL	8,500
2009-02-10	676684	42-163-33396	ROBERTS #1	STONEGATE PRODUCTION COMPANY,LLC	DRILL	8,500	Y
2009-02-06	678253	42-163-33335	HARLAN, R. K. #9	VIRTEX OPERATING COMPANY, INC.	FLD-XFR	6,800
2009-02-05	678202	42-163-00295	THOMPSON, WEBB "B" #42	MAVERICK ENERGY GROUP, INC.	RECOMP	3,990
2009-02-05	678201	42-163-00367	BURNS, JANE #54	MAVERICK ENERGY GROUP, INC.	RECOMP	3,990
2009-01-28	677780	42-163-00233	WEBB THOMPSON 'B' #41	MAVERICK ENERGY GROUP, INC.	RECOMP	3,990
2009-01-28	677773	42-163-00227	WEBB THOMPSON "B" #40	MAVERICK ENERGY GROUP, INC.	RECOMP	3,990
2009-01-28	677770	42-163-01028	WEBB THOMPSON "B" #39	MAVERICK ENERGY GROUP, INC.	RECOMP	3,990
2009-01-28	677769	42-163-00228	WEBB THOMPSON "B" #38	MAVERICK ENERGY GROUP, INC.	RECOMP	3,990
2009-01-28	677763	42-163-00229	WEBB THOMPSON "B" #37	MAVERICK ENERGY GROUP, INC.	RECOMP	3,990
2009-01-23	677624	42-163-33397	PALS RANCH #9	BLACKBRUSH O & G, INC.	DRILL	7,800	Y
2009-01-02	676684	42-163-33396	ROBERTS #1	STONEGATE PRODUCTION COMPANY,LLC	DRILL	8,500
2009-01-02	676684	42-163-33396	ROBERTS #1	STONEGATE PRODUCTION COMPANY,LLC	DRILL	8,500	Y
2008-12-22	676403	42-163-33395	HARLAN, R. K. #18	VIRTEX OPERATING COMPANY, INC.	DRILL	7,000
2008-12-19	676260	42-163-33394	PRESTON #1	SANTANA ENERGY SERVICES, LLC	DRILL	6,300	Y
2008-12-05	675671	42-163-33393	MCWILLIAMS HEIRS B #1	VIRTEX OPERATING COMPANY, INC.	DRILL	7,000
2008-12-05	675671	42-163-33393	MCWILLIAMS HEIRS B #1	VIRTEX OPERATING COMPANY, INC.	DRILL	7,000
2008-11-22	675291	42-163-33392	HARLAN, R. K. #17	VIRTEX OPERATING COMPANY, INC.	DRILL	7,000
2008-11-18	674989	42-163-33391	HARLAN, R. K. #16	VIRTEX OPERATING COMPANY, INC.	DRILL	7,000
2008-11-18	674907	42-163-33390	MCWILLIAMS HEIRS A #1	VIRTEX OPERATING COMPANY, INC.	DRILL	7,000
2008-11-17	673744	42-163-32731	RANKIN #1	SABINAL RESOURCES, INC.	RENTR	5,968	Y
2008-11-12	674245	42-163-33389	KOTHMANN #2	MANTI OPERATING COMPANY	DRILL	6,000
2008-11-12	674245	42-163-33389	KOTHMANN #2	MANTI OPERATING COMPANY	DRILL	8,200
2008-11-12	674245	42-163-33389	KOTHMANN #2	MANTI OPERATING COMPANY	DRILL	7,856
2008-11-07	674365	42-163-33388	HARLAN, R. K. #12	VIRTEX OPERATING COMPANY, INC.	DRILL	7,000
2008-11-05	673409	42-163-32632	PEARCE WELL #1	LEEXUS OIL LLC	RENTR	6,886	Y
2008-11-03	672592	42-163-33383	HARRIS A POOLED UNIT #5A	NICHOLS,EDWIN S EXPLORATIONS INC	DRILL	9,200	Y
2008-11-03	671696	42-163-32899	WHITWELL #1H	MCDAY ENERGY CORP.	RECOMP	7,000	Y
2008-10-25	673682	42-163-30589	CARNES, W. A. #1	BLACKBRUSH O & G, INC.	RENTR	7,508
2008-10-15	672745	42-163-33385	HARLAN, R. K. #13	VIRTEX OPERATING COMPANY, INC.	DRILL	7,000
2008-10-14	671416	42-163-33380	C. S. WHITWELL #2H	MCDAY ENERGY CORP.	DRILL	7,000	Y
2008-10-11	672578	42-163-32674	STOUT #2A	PREMIER MINERALS, INC.	RECOMP	7,500	Y

page 30 of 86

< prev next >

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