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
1990-12-31	382961	42-163-32963	BREAZEALE #1	INCO OIL CORPORATION	DRILL	5,490	Y
1990-12-31	382961	42-163-32963	BREAZEALE #1	INCO OIL CORPORATION	DRILL	5,490	Y
1990-12-31	382961	42-163-32963	BREAZEALE #1	CLEAR FORK, INCORPORATED	DRILL	5,662	Y
1990-12-31	382847	42-163-32962	PEARSALL PARTNERS/GLG W.A.CARNES #6	PEARSALL PARTNERS	DRILL	9,900	Y
1990-12-27	382230	42-163-32948	MAYO #1	AMPAK OIL COMPANY	DRILL	8,900	Y
1990-12-21	382656	42-163-31572	CARRICO #4H	CITATION OIL & GAS CORP.	RECOMP	6,300	Y
1990-12-21	382651	42-163-32961	MCAFEE #1	TEXXN PETROLEUM CORP.	DRILL	7,500	Y
1990-12-20	382629	42-163-32960	PANTHER HOLLOW #37	ORYX ENERGY COMPANY	DRILL	11,300	Y
1990-12-20	382626	42-163-32959	THOMPSON #1A	HUNTER PETROLEUM INC.	DRILL	7,500	Y
1990-12-20	382287	42-163-31760	HARLAN #1	OMBER PETROLEUM & ENERGY CORP.	RENTR	6,000
1990-12-20	381566	42-163-01172	OPPENHEIMER, LILLIE H. #2D	MERIDIAN OIL INC.	RENTR	5,740
1990-12-19	382589	42-163-32958	HEARRELL #2	CHESAPEAKE OPERATING, INC.	DRILL	8,300	Y
1990-12-19	382589	42-163-32958	HEARRELL #2	CHESAPEAKE OPERATING, INC.	DRILL	5,800	Y
1990-12-18	382427	42-163-32955	SHINER RANCH "A" #208	TEXACO PRODUCING INC.	DRILL	13,200	Y
1990-12-17	382509	42-163-32957	ASTRO, HUGO #2H	WINDSOR EXPLORATION COMPANY	DRILL	6,800	Y
1990-12-17	382368	42-163-32954	CDV-MILAM #1	HOPI, INC.	DRILL	8,300	Y
1990-12-17	382338	42-163-32531	BURNS HEIRS #2	WILLIAMS, CLAYTON W., JR., INC.	RECOMP	7,550	Y
1990-12-14	382393	42-163-32953	GILLILAND #2	MOMENTUM OIL & GAS CORPORATION	DRILL	8,500	Y
1990-12-14	382393	42-163-32953	GILLILAND II #1	MOMENTUM OIL & GAS CORPORATION	DRILL	7,545	Y
1990-12-14	382363	42-163-32952	ORNDOFF #2	TIDE WEST OIL COMPANY	DRILL	7,450	Y
1990-12-14	382362	42-163-32951	BAIN #5	TIDE WEST OIL COMPANY	DRILL	7,100	Y
1990-12-13	381793	42-163-32934	COOK-MANN UNIT #1	AMBERTON EXPLORATION COMPANY	DRILL	6,200	Y
1990-12-12	382296	42-163-32950	ARISTOTLE #1	BASIN RESOURCES CORPORATION	DRILL	7,777	Y
1990-12-12	382262	42-163-32949	BRUNDRETT, H. A. #2	CANYON RESOURCES, INC	DRILL	6,800	Y
1990-12-12	382157	42-163-32945	B. F. - B. C. UNIT 1 #1	ACOCK ENGINEERING & OPERATING CO	DRILL	6,000	Y
1990-12-12	382005	42-163-32081	SWEENEY, CAMILLE #1	AOP OPERATING CORPORATION	RECOMP	5,379
1990-12-12	382005	42-163-32081	SWEENEY, CAMILLE #1	AOP OPERATING CORPORATION	RECOMP	5,379
1990-12-12	381727	42-163-32933	NEWSOM "C" #1	TAMARACK PETROLEUM COMPANY, INC.	DRILL	5,132	Y
1990-12-11	382246	42-163-32946	HILDREBRAND ET AL #2	CANTRO EXPLORATION, INC.	DRILL	7,900	Y
1990-12-10	382201	42-163-32944	CHIODO-ASTRO "A" #5	WCS OIL AND GAS CORPORATION	DRILL	7,500	Y
1990-12-10	382199	42-163-32943	PALS RANCH #6	CHRISTICO PETROLEUM COMPANY	DRILL	11,000	Y
1990-12-10	382199	42-163-32943	PALS RANCH #6	CHRISTICO PETROLEUM COMPANY	DRILL	10,092	Y
1990-12-10	381406	42-163-32009	CALVERT, J. H. "F" #8	LAWBAR PETROLEUM, INC.	RECOMP	6,055
1990-12-07	382106	42-163-32947	JOHNSON #8	FENN, BILL INC.	DRILL	5,500
1990-12-07	382054	42-163-32942	APPLEWHITE I JONTEX #1	JONTEX ENERGY, INC.	DRILL	7,000	Y
1990-12-07	382037	42-163-01572	APPLEWHITE II JONTEX #2	JONTEX ENERGY, INC.	RECOMP	7,000
1990-12-06	382031	42-163-32941	SURLES, LOIS G. #1	PEARSALL PARTNERS	DRILL	10,500	Y
1990-12-06	381998	42-163-32940	WOODWARD-BURNS #2	WILLIAMS, CLAYTON W., JR., INC.	DRILL	6,600	Y
1990-12-06	381996	42-163-32939	JOHNSON #5	FENN, BILL INC.	DRILL	5,500	Y
1990-12-06	381994	42-163-32938	JOHNSON #4	FENN, BILL INC.	DRILL	5,500	Y
1990-12-06	381862	42-163-32935	DILLEY UNIT -B- #1	RGR PRODUCTION	DRILL	9,500	Y
1990-12-06	381862	42-163-32935	DILLEY UNIT "B" #1	RGR PRODUCTION	DRILL	9,500	Y
1990-12-05	381972	42-163-32604	HARRIS #2	DALE OPERATING COMPANY	RECOMP	7,300	Y
1990-12-05	381962	42-163-32937	RIGGAN "A" #1	KINLAW OIL CORPORATION	DRILL	5,800	Y
1990-12-05	381929	42-163-32936	SERRANO #1	WEBER ENERGY CORPORATION	DRILL	9,900	Y
1990-12-04	381392	42-163-32924	BENNETT #2	PENDRAGON OIL CO.	DRILL	6,900	Y
1990-12-03	381847	42-163-32611	HEISER #3	TIDE WEST OIL COMPANY	RECOMP	7,000	Y
1990-11-30	381746	42-163-32930	HAWKINS #1	ELLSWORTH, H. P. O&G PROPERTIES	DRILL	6,800	Y
1990-11-30	381698	42-163-32929	TOALSON #2	KINLAW OIL CORPORATION	DRILL	5,800	Y
1990-11-30	381672	42-163-32928	GARCIA #1	SABRE OPERATING, INC.	DRILL	9,000	Y

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