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
1990-04-23	372451	42-163-32706	CARNES #1	CANTRO EXPLORATION, INC.	DRILL	7,500	Y
1990-04-23	372404	42-163-31472	CARROLL, W. R. JR. #1	ELLSWORTH, H. P. O&G PROPERTIES	RECOMP	7,122	Y
1990-04-23	372404	42-163-31472	CARROLL, W. R. JR. #1	ELLSWORTH, H. P. O&G PROPERTIES	RECOMP	7,000	Y
1990-04-20	372426	42-163-32705	HILDEBRAND #1	CENTRAL TEXAS OIL & GAS	DRILL	8,500	Y
1990-04-19	372397	42-163-32704	PEARSALL PARTNERS/GLG MCDERMAND #1	PEARSALL PARTNERS	DRILL	11,000	Y
1990-04-19	372340	42-163-32703	BROWN, PAUL "A" #5	TEX-HEX CORP.	DRILL	11,000	Y
1990-04-18	372247	42-163-32702	NICHOLSON HEIRS UNIT #2	WILLIAMS, CLAYTON W., JR., INC.	DRILL	7,000	Y
1990-04-17	372245	42-163-32701	KINCAID #2	WILLIAMS, CLAYTON W., JR., INC.	DRILL	6,800	Y
1990-04-13	372169	42-163-32700	CALKINS #1	KEBO OIL & GAS, INC.	DRILL	10,500	Y
1990-04-13	372051	42-163-32699	KAIN #1	WILLIAMS, CLAYTON W., JR., INC.	DRILL	6,900	Y
1990-04-11	371848	42-163-32696	THOMPSON, J. C. JR. #2	GLG ENERGY, L.P.	DRILL	10,700	Y
1990-04-11	371467	42-163-32683	CDV-CORBIN #1	HOPI, INC.	DRILL	6,700	Y
1990-04-11	371467	42-163-32683	CDV-CORBIN #1	HOPI, INC.	DRILL	6,700	Y
1990-04-10	372025	42-163-31940	COOK #1	WEBER ENERGY CORPORATION	RENTR	9,500	Y
1990-04-10	372025	42-163-31940	COOK #1	WEBER ENERGY CORPORATION	RENTR	9,500	Y
1990-04-06	371912	42-163-32697	GULF STAR-BENNETT BROS "A" #3	NOBLE ENERGY, INC.	DRILL	6,570	Y
1990-04-06	371912	42-163-32697	BENNETT BROS "A" #3	NOBLE ENERGY, INC.	DRILL	6,570	Y
1990-04-06	371911	42-163-32698	HENDERSON #1H	ALTAIR ENERGY CORP.	DRILL	8,800	Y
1990-04-05	371880	42-163-32694	SANDIA/HUNTER WINTERS #3	SANDIA ENERGY CORPORATION-NM	DRILL	7,500	Y
1990-04-05	371880	42-163-32694	WINTERS #2	HUNTER & HADA	DRILL	7,500	Y
1990-04-05	371880	42-163-32694	WINTERS #2	HUNTER & HADA	DRILL	7,500	Y
1990-04-05	371879	42-163-32695	SANDIA/HUNTER WINTERS #2	SANDIA ENERGY CORPORATION-NM	DRILL	7,500	Y
1990-04-05	371878	42-163-32693	SANDIA/HUNTER WINTERS #1	SANDIA ENERGY CORPORATION-NM	DRILL	7,500	Y
1990-04-05	371878	42-163-32693	WINTERS #1	HUNTER & HADA	DRILL	7,500	Y
1990-04-05	371876	42-163-32692	COKER-TAYLOR #1	KINLAW OIL CORPORATION	DRILL	6,500
1990-04-05	371876	42-163-32692	COKER, CHESNEY #1	KINLAW OIL CORPORATION	DRILL	6,500	Y
1990-04-05	371874	42-163-32691	HARRIS "A" #4	DALE OPERATING COMPANY	DRILL	7,300	Y
1990-04-05	371874	42-163-32691	HARRIS #4	DALE OPERATING COMPANY	DRILL	7,300	Y
1990-04-05	371813	42-163-32689	PEARSALL PARTNERS/GLG W.A.CARNES #2	PEARSALL PARTNERS	DRILL	11,100	Y
1990-04-05	371813	42-163-32689	PEARSALL PARTNERS/GLG W.A.CARNES #2	PEARSALL PARTNERS	DRILL	7,500	Y
1990-04-05	371812	42-163-32690	PEARSALL PARTNERS/GLG V.C.LESLIE #2	PEARSALL PARTNERS	DRILL	10,600	Y
1990-04-04	370072	42-163-32212	DOWDY, GEORGIA MAE #1	JENKINS OIL CORPORATION	DRILL	6,800	Y
1990-04-03	371778	42-163-30655	BEALL, W.E. #2	BUCK ENERGY, INC.	RECOMP	7,327	Y
1990-04-02	371650	42-163-32688	DAVIS, A.R. #1	SUEMAUR EXPLORATION, INC.	DRILL	10,500	Y
1990-04-02	371650	42-163-32688	DAVIS, A.R. #1	SUEMAUR EXPLORATION, INC.	DRILL	10,500	Y
1990-04-02	371650	42-163-32688	DAVIS, A.R. #1	SUEMAUR EXPLORATION, INC.	DRILL	10,058	Y
1990-03-30	370916	42-163-32684	JOHNSON-BROWN UNIT #1	H.L.S. ENERGY CO., INC.	DRILL	5,900	Y
1990-03-30	370916	42-163-32684	JOHNSON-BROWN UNIT #1	H.L.S. ENERGY CO., INC.	DRILL	5,900	Y
1990-03-29	371601	42-163-32687	HOYLE, MONA #1	YAHOLA OPERATING CO.	DRILL	7,000	Y
1990-03-28	371562	42-163-32686	WIER #1	PENWELL ENERGY, INC.	DRILL	9,500	Y
1990-03-28	371510	42-163-32685	PEARSALL-ADAMS #1	TEXAKOMA OIL & GAS CORPORATION	DRILL	8,800	Y
1990-03-28	371183	42-163-32678	WILLIAMS #1	FOSSIL BAY PETROLEUM, INC.	DRILL	9,000	Y
1990-03-28	371183	42-163-32678	WILLIAMS #1	FOSSIL BAY PETROLEUM, INC.	DRILL	9,000
1990-03-26	371476	42-163-30915	HENDERSON, W. L. #2	ORYX ENERGY COMPANY	RECOMP	9,000	Y
1990-03-23	371370	42-163-32682	PETERSON #1	KINLAW OIL CORPORATION	DRILL	6,700	Y
1990-03-23	371370	42-163-32682	PETERSON #1	KINLAW OIL CORPORATION	DRILL	6,121	Y
1990-03-23	371318	42-163-32681	MANN #1	INCO OIL CORPORATION	DRILL	5,800	Y
1990-03-23	371318	42-163-32681	MANN #1	INCO OIL CORPORATION	DRILL	5,800	Y
1990-03-23	371318	42-163-32681	MANN #1	KINLAW OIL CORPORATION	DRILL	5,663	Y
1990-03-22	371314	42-163-32680	PEARSALLPARTNERS/GLG,V.C. LESLIE #1	PEARSALL PARTNERS	DRILL	9,400	Y

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