Frio County Drilling Permits

Every permit issued by the Texas Railroad Commission in Frio County — updated daily, data through 2026-07-27.

Frio County permitting is running 7.3 permits a month over the trailing 90 days (22 total, level with the prior quarter). 1 was issued in the past week. FORMENTERA OPERATIONS LLC leads with 34 permits in the past 12 months, one of 8 operators active in the county.

Last 30 Days

Operators (30d)

Latest Permit

2026-07-27

All Time

4,288

4,288 permits

ISSUED	PERMIT	API	LEASE	OPERATOR	TYPE	DEPTH	HZ
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
1990-05-30	373940	42-163-32739	AVANT-MASSEY #1	DALE OPERATING COMPANY	DRILL	7,300	Y
1990-05-24	373800	42-163-32738	DUBOSE #1	DANTEX OIL & GAS, INC.	DRILL	6,400	Y
1990-05-24	373793	42-163-32737	CORBIN #2	CHRISTICO PETROLEUM COMPANY	DRILL	7,300	Y
1990-05-24	373618	42-163-32736	HILDEBRAND #2	WILLIAMS, CLAYTON W., JR., INC.	DRILL	6,800	Y
1990-05-22	373503	42-163-32732	MUDD, FLORENCE #1	WEBER ENERGY CORPORATION	RECOMP	9,800	Y
1990-05-18	373523	42-163-32735	KIEFER-URBAN UNIT #1	ORYX ENERGY COMPANY	DRILL	11,000	Y
1990-05-17	373520	42-163-32734	MORALES #2	PACIFIC ENTERPRISES OIL CO.(USA)	DRILL	7,100	Y
1990-05-17	373519	42-163-32733	BROWN, PAUL "A" #5R	TEX-HEX CORP.	DRILL	11,000	Y
1990-05-17	373519	42-163-32733	BROWN, PAUL "A" #5R	TEX-HEX CORP.	DRILL	10,420	Y
1990-05-16	373469	42-163-32731	RANKIN #1	FOSSIL BAY PETROLEUM, INC.	DRILL	9,000	Y
1990-05-16	373469	42-163-32731	RANKIN #1	FOSSIL BAY PETROLEUM, INC.	DRILL	9,000	Y
1990-05-15	373419	42-163-32730	PEARSALL PARTNERS/GLG W.A.CARNES #3	PEARSALL PARTNERS	DRILL	11,500	Y
1990-05-14	373346	42-163-32591	BARBARA WITTMAN UNIT #1	WCS OIL AND GAS CORPORATION	RECOMP	7,000	Y

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