Frio County Drilling Permits

Every permit issued by the Texas Railroad Commission in Frio County — updated daily, data through 2026-08-19.

Frio County permitting is running 7.3 permits a month over the trailing 90 days (22 total, up 22% on the prior quarter). FORMENTERA OPERATIONS LLC leads with 45 permits in the past 12 months, one of 7 operators active in the county.

Last 30 Days

Operators (30d)

Latest Permit

2026-08-19

All Time

4,299

4,299 permits

ISSUED	PERMIT	API	LEASE	OPERATOR	TYPE	DEPTH	HZ
2015-06-05	807192	42-163-33954	KOTHMANN-RANCH #27H	CABOT OIL & GAS CORPORATION	DRILL	8,100	Y
2015-06-05	807190	42-163-33953	KOTHMANN-RANCH #26H	CABOT OIL & GAS CORPORATION	DRILL	8,000	Y
2015-06-05	807186	42-163-33952	KOTHMANN-RANCH #25H	CABOT OIL & GAS CORPORATION	DRILL	8,000	Y
2015-05-29	806669	42-163-33950	SHACKELFORD #1H	SN OPERATING, LLC	DRILL	9,000	Y
2015-05-28	806928	42-163-33951	HAUSSER #1SW	SN OPERATING, LLC	DRILL	10,000
2015-05-27	806414	42-163-33948	CORSAIR 1H #1H	CABOT OIL & GAS CORPORATION	DRILL	8,800	Y
2015-05-22	806666	42-163-33949	BANRICH #1H	SN OPERATING, LLC	DRILL	9,000	Y
2015-05-12	806402	42-163-33947	HAUSSER #D 4H	SN OPERATING, LLC	DRILL	9,000	Y
2015-05-12	806402	42-163-33947	HAUSSER #D 4H	SN OPERATING, LLC	DRILL	9,000	Y
2015-05-12	806398	42-163-33946	HAUSSER #D 3H	SN OPERATING, LLC	DRILL	9,000	Y
2015-05-12	806396	42-163-33945	HAUSSER #D 2H	SN OPERATING, LLC	DRILL	13,100	Y
2015-05-12	806395	42-163-33944	HAUSSER #D 1H	SN OPERATING, LLC	DRILL	13,100	Y
2015-05-08	806276	42-163-33943	LILLY 'C' #1	CAL OIL COMPANY	DRILL	2,500
2015-05-07	806023	42-163-33942	BBOG GEMINI #8H	BLACKBRUSH O & G, LLC	DRILL	8,100	Y
2015-04-27	805874	42-163-33941	ARABIAN 2H #2H	CABOT OIL & GAS CORPORATION	DRILL	8,300	Y
2015-04-27	805869	42-163-33940	ARABIAN 1H #1H	CABOT OIL & GAS CORPORATION	DRILL	8,300	Y
2015-04-09	805344	42-163-33939	THOMPSON RANCH #10H	CABOT OIL & GAS CORPORATION	DRILL	8,500	Y
2015-04-09	805344	42-163-33939	THOMPSON RANCH #10H	CABOT OIL & GAS CORPORATION	DRILL	8,500	Y
2015-04-02	805158	42-163-33938	THOMPSON RANCH #9H	CABOT OIL & GAS CORPORATION	DRILL	8,500	Y
2015-04-02	805158	42-163-33938	THOMPSON RANCH #9H	CABOT OIL & GAS CORPORATION	DRILL	8,500	Y
2015-04-02	805027	42-163-33937	APOLLO 1H #1H	CABOT OIL & GAS CORPORATION	DRILL	8,000	Y
2015-04-02	805027	42-163-33937	APOLLO 1H #1H	CABOT OIL & GAS CORPORATION	DRILL	8,000	Y
2015-04-01	805005	42-163-33935	ORION 1H #1H	CABOT OIL & GAS CORPORATION	DRILL	8,000	Y
2015-04-01	805005	42-163-33935	ORION 1H #1H	CABOT OIL & GAS CORPORATION	DRILL	8,000	Y
2015-03-31	805024	42-163-33936	ALC RANCH #1H	U.S. ENERCORP, LTD.	DRILL	7,200	Y
2015-03-19	804572	42-163-33934	SHEEPFOOT 1H #1H	CABOT OIL & GAS CORPORATION	DRILL	8,000	Y
2015-03-19	804572	42-163-33934	SHEEPFOOT 1H #1H	CABOT OIL & GAS CORPORATION	DRILL	8,000	Y
2015-03-19	804572	42-163-33934	SHEEPFOOT 1H #1H	CABOT OIL & GAS CORPORATION	DRILL	8,000	Y
2015-03-02	804216	42-163-33933	IRONWOOD #B 3EF	U.S. ENERGY DEVELOPMENT CORP	DRILL	9,000	Y
2015-03-02	804215	42-163-33932	IRONWOOD #B 2EF	U.S. ENERGY DEVELOPMENT CORP	DRILL	9,000	Y
2015-03-02	804214	42-163-33931	IRONWOOD #B 1EF	U.S. ENERGY DEVELOPMENT CORP	DRILL	9,000	Y
2015-03-02	804155	42-163-33930	KOTHMANN-RANCH #15H	CABOT OIL & GAS CORPORATION	DRILL	8,400	Y
2015-02-27	804153	42-163-33929	KOTHMANN-RANCH #14H	CABOT OIL & GAS CORPORATION	DRILL	8,400	Y
2015-02-24	804070	42-163-33928	HBR #415VC	BRC OPERATING COMPANY LLC	DRILL	7,000
2015-02-11	803598	42-163-33927	HCE HM 09 #202H	HAT CREEK ENERGY LLC	DRILL	6,450	Y
2015-02-11	803173	42-163-33919	HCE BB 05 #201V	HAT CREEK ENERGY LLC	DRILL	9,050
2015-02-11	803173	42-163-33919	HCE BB 05 #201H	HAT CREEK ENERGY LLC	DRILL	6,300	Y
2015-02-09	803580	42-163-33926	HIDEAWAY RANCH #C 5EF	U.S. ENERGY DEVELOPMENT CORP	DRILL	6,500	Y
2015-02-09	803579	42-163-33925	HIDEAWAY RANCH #C 4EF	U.S. ENERGY DEVELOPMENT CORP	DRILL	6,500	Y
2015-02-09	803578	42-163-33924	HIDEAWAY RANCH #C 3EF	U.S. ENERGY DEVELOPMENT CORP	DRILL	6,500	Y
2015-02-09	803577	42-163-33923	HIDEAWAY RANCH #C 2EF	U.S. ENERGY DEVELOPMENT CORP	DRILL	6,500	Y
2015-02-09	803576	42-163-33922	HIDEAWAY RANCH #C 1EF	U.S. ENERGY DEVELOPMENT CORP	DRILL	7,000	Y
2015-02-05	803516	42-163-33921	MCKINNEY #3H	AMAC ENERGY, L.L.C.	DRILL	5,300	Y
2015-01-29	802260	42-163-31552	KING SWD #2	C6 OPERATING, L.L.C.	RENTR	6,832
2015-01-28	803123	42-163-33920	HCE HM 09 #201H	HAT CREEK ENERGY LLC	DRILL	6,350	Y
2015-01-28	803123	42-163-33920	HCE HM 07 #201H	HAT CREEK ENERGY LLC	DRILL	6,350	Y
2015-01-28	803123	42-163-33920	HCE HM 07 #201H	HAT CREEK ENERGY LLC	DRILL	6,350	Y
2015-01-16	802634	42-163-33918	HCE HT 01 #202H	HAT CREEK ENERGY LLC	DRILL	6,200	Y
2015-01-09	802534	42-163-33917	MARRS MCLEAN #11H	VIRTEX OPERATING COMPANY, INC.	DRILL	7,500	Y
2014-12-22	801567	42-163-33914	GUY BOB FRO #A 1H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y

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