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 7.0 permits a month over the trailing 90 days (21 total, level with 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
1990-02-14	369477	42-163-32641	GULLEY, T. R. #1	SNOW OPERATING CO., INC.	DRILL	8,000	Y
1990-02-13	369803	42-163-32649	HEISER #1	WCS OIL AND GAS CORPORATION	DRILL	7,000	Y
1990-02-09	369708	42-163-32645	HAWKINS #1	DALE OPERATING COMPANY	DRILL	7,300	Y
1990-02-09	369707	42-163-32646	HUGHES NORTH #1	DALE OPERATING COMPANY	DRILL	7,300	Y
1990-02-09	369707	42-163-32646	HUGHES NORTH #1	DALE OPERATING COMPANY	DRILL	7,300	Y
1990-02-09	369706	42-163-32647	HARRIS #3	DALE OPERATING COMPANY	DRILL	7,300	Y
1990-02-09	369164	42-163-31812	HUGO HEIRS #1	ELLSWORTH, H. P. O&G PROPERTIES	RECOMP	7,100	Y
1990-02-08	369546	42-163-30970	KLOPEK #3	DURST OIL COMPANY	RECOMP	7,000	Y
1990-02-07	369560	42-163-32644	HUCK EST. #1	CANTRO EXPLORATION, INC.	DRILL	7,350	Y
1990-02-07	369560	42-163-32644	HUCK EST. #1	CANTRO EXPLORATION, INC.	DRILL	7,350	Y
1990-02-07	369557	42-163-32643	FRANKS, G.W. ET AL #1	ROSEWOOD RESOURCES, INC.	DRILL	8,500	Y
1990-02-07	369522	42-163-30974	PANTHER HOLLOW -D- #1	ORYX ENERGY COMPANY	OTHER	7,900	Y
1990-02-06	369505	42-163-32642	DILLEY UNIT "A" #1	RGR PRODUCTION	DRILL	9,000	Y
1990-02-06	369505	42-163-32642	DILLEY UNIT "A" #1	RGR PRODUCTION	DRILL	9,000	Y
1990-02-05	369476	42-163-32640	PEARSALL PARTNERS/GLG W.A.CARNES #1	PEARSALL PARTNERS	DRILL	9,900	Y
1990-02-02	369408	42-163-31769	BENNETT UNIT #1	EDCO ENERGY, INC.	OTHER	6,821	Y
1990-02-02	369408	42-163-31769	BENNETT UNIT #1	EDCO ENERGY, INC.	OTHER	6,821	Y
1990-02-02	369306	42-163-32639	HILDEBRAND #1	WILLIAMS, CLAYTON W., JR., INC.	DRILL	6,800	Y
1990-02-02	369305	42-163-32638	BURNS A #1	WILLIAMS, CLAYTON W., JR., INC.	DRILL	7,300	Y
1990-02-01	369304	42-163-32637	THOMPSON #2	WILLIAMS, CLAYTON W., JR., INC.	DRILL	8,000	Y
1990-02-01	369303	42-163-32636	HOWELL, H. H. #2	WILLIAMS, CLAYTON W., JR., INC.	DRILL	7,000	Y
1990-02-01	369303	42-163-32636	HOWELL, H. H. #2	WILLIAMS, CLAYTON W., JR., INC.	DRILL	7,000	Y
1990-01-30	369282	42-163-32209	HAWKINS #1	IBEX PETROLEUM COMPANY	RECOMP	7,060	Y
1990-01-30	369281	42-163-32635	BAIN #4	SANDIA ENERGY CORPORATION-NM	DRILL	7,100	Y
1990-01-30	369280	42-163-32634	GALAN #1	SANDIA ENERGY CORPORATION-NM	DRILL	6,600	Y
1990-01-30	369273	42-163-32633	KING #1	SANDIA ENERGY CORPORATION-NM	DRILL	6,900	Y
1990-01-30	369272	42-163-32632	PEARCE #1	TEXAKOMA OIL & GAS CORPORATION	DRILL	8,700	Y
1990-01-30	369272	42-163-32632	PEARCE #1	TEXAKOMA OIL & GAS CORPORATION	DRILL	8,700	Y
1990-01-29	369054	42-163-32630	CARTER, D. J. #1	GLG ENERGY, L.P.	DRILL	9,150	Y
1990-01-29	368969	42-163-32084	HALM, BONNIE H. #1A	YAHOLA OPERATING CO.	RECOMP	6,900	Y
1990-01-29	368969	42-163-32084	HALM, BONNYE H. #1A	SEMO, INC.	RECOMP	7,628	Y
1990-01-26	369096	42-163-32631	CHIODO #1	CENTRAL TEXAS OIL & GAS	DRILL	8,000	Y
1990-01-26	369096	42-163-32631	CHIODO #1	CENTRAL TEXAS OIL & GAS	DRILL	8,000	Y
1990-01-26	369021	42-163-32626	SHINER RANCH "B" #207	TEXACO PRODUCING INC.	DRILL	8,000	Y
1990-01-25	369082	42-163-32629	BROWN ET AL UNIT #1	DALE OPERATING COMPANY	DRILL	7,300	Y
1990-01-25	369082	42-163-32629	BROWN ET AL UNIT #1	DALE OPERATING COMPANY	DRILL	7,300	Y
1990-01-24	369045	42-163-32628	HARRIS, J. W. "A" #1	MERIDIAN OIL INC.	DRILL	5,750	Y
1990-01-24	369041	42-163-32627	BASIN-WOOD #1	BASIN RESOURCES CORPORATION	DRILL	7,777	Y
1990-01-23	369007	42-163-32625	BASIN-MCCOY #1	BASIN RESOURCES CORPORATION	DRILL	7,777	Y
1990-01-18	368795	42-163-32624	STACY, W. E. & SON #1	ORYX ENERGY COMPANY	DRILL	9,700	Y
1990-01-18	368795	42-163-32624	STACY, W. E. & SON #1	ORYX ENERGY COMPANY	DRILL	11,095	Y
1990-01-18	368779	42-163-32550	AVANT, F. J. #1A	CHRISTICO PETROLEUM COMPANY	RECOMP	8,000	Y
1990-01-18	368779	42-163-32550	AVANT, F. J. #1A	CHRISTICO PETROLEUM COMPANY	RECOMP	8,000	Y
1990-01-18	368749	42-163-32623	THOMPSON, J. C. JR. #1	GLG ENERGY, L.P.	DRILL	9,150	Y
1990-01-18	368620	42-163-32622	HILDEBRAND, IRA P. #1	EXXON CORP.	DRILL	8,520	Y
1990-01-18	368620	42-163-32622	HILDEBRAND, IRA P. #1	EXXON CORP.	DRILL	8,520	Y
1990-01-17	368728	42-163-32163	ROBERTS ESTATE #1	EDCO ENERGY, INC.	RECOMP	6,670	Y
1990-01-16	368572	42-163-32621	WALLS, H. J. #1	ELLSWORTH, H. P. O&G PROPERTIES	DRILL	7,100	Y
1990-01-16	368531	42-163-32619	BARTH-HASCHKE UNIT #1	ELLSWORTH, H. P. O&G PROPERTIES	DRILL	7,300	Y
1990-01-12	368556	42-163-32620	GOOD #1	CENTRAL TEXAS OIL & GAS	DRILL	8,000	Y

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