Frio County Drilling Permits

Every permit issued by the Texas Railroad Commission in Frio County — updated daily, data through 2026-09-11.

Frio County permitting is running 8.0 permits a month over the trailing 90 days (24 total, up 33% on the prior quarter). 2 were issued in the past week. FORMENTERA OPERATIONS LLC leads with 46 permits in the past 12 months, one of 7 operators active in the county.

Last 30 Days

Operators (30d)

Latest Permit

2026-09-11

All Time

4,301

4,301 permits

ISSUED	PERMIT	API	LEASE	OPERATOR	TYPE	DEPTH	HZ
1990-07-10	375377	42-163-32775	HARKNESS, MAGGIE #1	COFFMAN & TEMPLE	DRILL	5,400	Y
1990-07-09	375268	42-163-30503	SHINER RANCH #101	ORYX ENERGY COMPANY	RECOMP	8,000	Y
1990-07-06	375258	42-163-32771	BENNETT #1	PENDRAGON OIL CO.	DRILL	11,300	Y
1990-07-06	375258	42-163-32771	BENNETT #1	PENDRAGON OIL CO.	DRILL	11,300	Y
1990-07-03	374991	42-163-30391	BAKER SWD #4	WILLIAMS, CLAYTON W., JR., INC.	RENTR	5,515
1990-07-02	375116	42-163-32767	PEARSALL PARTNERS/GLG W.A.CARNES #4	PEARSALL PARTNERS	DRILL	11,000	Y
1990-06-29	375056	42-163-32768	MADIE #1	H.L.S. ENERGY CO., INC.	DRILL	6,300	Y
1990-06-28	375012	42-163-32766	RIGGS, PEBBLES #1	AUBURN ENTERPRISES, INC.	RECOMP	9,900	Y
1990-06-27	374964	42-163-32765	CDV-CORBIN "A" #1	HOPI, INC.	DRILL	8,300	Y
1990-06-27	374963	42-163-32764	JONES, G. #1	TIDE WEST OIL COMPANY	DRILL	7,500	Y
1990-06-27	374935	42-163-32763	NICHOLSON, J. H. #1	ORYX ENERGY COMPANY	DRILL	10,000	Y
1990-06-27	374935	42-163-32763	NICHOLSON, J. H. #1	ORYX ENERGY COMPANY	DRILL	9,574	Y
1990-06-27	374928	42-163-32762	STRAIT/COYNE #1	PACIFIC ENTERPRISES OIL CO.(USA)	DRILL	6,500	Y
1990-06-27	374928	42-163-32762	COYNE/STRAIT #1	PACIFIC ENTERPRISES OIL CO.(USA)	DRILL	7,000	Y
1990-06-22	374762	42-163-32761	DUNN, A. M. #1	CHRISTICO PETROLEUM COMPANY	DRILL	10,000	Y
1990-06-22	374762	42-163-32761	DUNN, A. M. #1	CHRISTICO PETROLEUM COMPANY	DRILL	9,120	Y
1990-06-22	374754	42-163-32760	WITTMAN #1	KINLAW OIL CORPORATION	DRILL	6,500	Y
1990-06-20	374726	42-163-32759	BOOTH JONTEX NUMBER 2 #2	JONTEX ENERGY, INC.	DRILL	7,000
1990-06-20	374726	42-163-32759	BOOTH JONTEX NUMBER 2 #2	JONTEX ENERGY, INC.	DRILL	7,000
1990-06-20	374726	42-163-32759	BOOTH JONTEX NUMBER 2 #2	JONTEX ENERGY, INC.	DRILL	7,000	Y
1990-06-20	374697	42-163-32757	HILDEBRAND #3	WILLIAMS, CLAYTON W., JR., INC.	DRILL	6,800	Y
1990-06-20	374696	42-163-32756	WOODWARD-BURNS #1	WILLIAMS, CLAYTON W., JR., INC.	DRILL	6,650	Y
1990-06-20	374696	42-163-32756	WOODWARD-BURNS #1	WILLIAMS, CLAYTON W., JR., INC.	DRILL	6,650	Y
1990-06-19	374699	42-163-32755	KIEFER #1	WINDSOR EXPLORATION COMPANY	DRILL	6,200	Y
1990-06-18	374592	42-163-32754	MINOTEX/BENKE #C 3	MINERALS OF TEXAS, INC.	DRILL	8,500	Y
1990-06-18	374346	42-163-32748	TOALSON "B" #1	TAMARACK PETROLEUM COMPANY, INC.	DRILL	5,850	Y
1990-06-15	374588	42-163-32753	OBREGON #1	SANDIA ENERGY CORPORATION-NM	DRILL	7,100	Y
1990-06-15	374588	42-163-32753	OBREGON #1	TIDE WEST OIL COMPANY	DRILL	6,808	Y
1990-06-15	374576	42-163-30146	BURLESON, J. M. #1	BANKERS INVESTMENT GROUP, INC.	RENTR	7,900	Y
1990-06-15	374572	42-163-32752	MILLS, J. C. #1	RIO BRAVO ROYALTY CO.	DRILL	6,400	Y
1990-06-15	374486	42-163-32751	BERRYMAN #1	WILLIAMS, CLAYTON W., JR., INC.	DRILL	6,450	Y
1990-06-15	374486	42-163-32751	BERRYMAN #1	WILLIAMS, CLAYTON W., JR., INC.	DRILL	6,450	Y
1990-06-15	374486	42-163-32751	BERRYMAN UNIT #1	WILLIAMS, CLAYTON W., JR., INC.	DRILL	6,200	Y
1990-06-14	374415	42-163-32749	HOWELL-NCNB UNIT #1	WILLIAMS, CLAYTON W., JR., INC.	DRILL	7,000	Y
1990-06-12	374428	42-163-32750	CUATRO-J # 2 GOUGER-WILDCAT PETR #2	CUATRO-J	DRILL	10,200	Y
1990-06-12	374417	42-163-30508	BAKER SWD #5	WILLIAMS, CLAYTON W., JR., INC.	RENTR	5,515
1990-06-11	374312	42-163-32747	STEWART-MENEFEE UNIT IV #1	HYDROEX, INC.	DRILL	7,200	Y
1990-06-11	374302	42-163-32746	LEPPARD RANCH #1H	JB OIL & GAS WELL SERVICE	DRILL	7,200	Y
1990-06-11	374302	42-163-32746	LEPPARD RANCH #1H	JB OIL & GAS WELL SERVICE	DRILL	7,200	Y
1990-06-07	374219	42-163-30425	MCKINLEY, LELA #2	ORYX ENERGY COMPANY	OTHER	7,600	Y
1990-06-07	374190	42-163-32745	NICHOLSON, J. H. #2	ORYX ENERGY COMPANY	DRILL	10,000	Y
1990-06-06	374184	42-163-32744	AVANT, J.R. -B- #3	ORYX ENERGY COMPANY	DRILL	12,300	Y
1990-06-06	374184	42-163-32744	AVANT, J.R. -B- #3	ORYX ENERGY COMPANY	DRILL	11,646	Y
1990-06-06	374103	42-163-32742	TSCHIRHART, L. #2	FOSSIL BAY PETROLEUM, INC.	DRILL	9,000	Y
1990-06-05	375119	42-163-30901	GULLEY, CALVIN #4	FANION PRODUCTION CO.	RECOMP	9,000	Y
1990-06-05	374134	42-163-32743	COMBS C #1	H.L.S. ENERGY CO., INC.	DRILL	6,300	Y
1990-06-05	372267	42-163-00633	BIEDIGER, F. #102ST	MAXUS EXPLORATION COMPANY	RECOMP	4,200	Y
1990-06-01	374043	42-163-32741	JACKSON, BILL #1	TIDE WEST OIL COMPANY	DRILL	6,600	Y
1990-06-01	374043	42-163-32741	JACKSON, BILL #1	TIDE WEST OIL COMPANY	DRILL	7,000	Y
1990-05-31	373993	42-163-32740	SCHORP, FRANK EST. #1	CANTRO EXPLORATION, INC.	DRILL	7,500	Y

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