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
2022-02-28	877315	42-163-01247	ALLERKAMP, ERNEST E. #7	BIGFOOT OIL LLC	RENTR	4,033
2022-01-11	875816	42-163-34286	RUSSELL #1	MANTLE OIL & GAS, LLC	DRILL	4,200
2021-12-16	875239	42-163-34285	C CROSS RANCH 304 #A304	VENADO OPERATING COMPANY LLC	DRILL	8,500	Y
2021-12-16	875239	42-163-34285	C CROSS RANCH 304 #A304	VENADO OPERATING COMPANY LLC	DRILL	8,500	Y
2021-12-16	875237	42-163-34284	C CROSS RANCH 303 #A303	VENADO OPERATING COMPANY LLC	DRILL	8,500	Y
2021-12-16	875236	42-163-34283	C CROSS RANCH 302 #A302	VENADO OPERATING COMPANY LLC	DRILL	8,500	Y
2021-12-16	875235	42-163-34282	C CROSS RANCH 301 #A301	VENADO OPERATING COMPANY LLC	DRILL	8,500	Y
2021-12-16	875235	42-163-34282	C CROSS RANCH 301 #A301	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	8,500	Y
2021-12-16	875197	42-163-34278	MIDWAY SOUTH L #136H	TRINITY OPERATING (USG), LLC	DRILL	8,000	Y
2021-12-16	875197	42-163-34278	MIDWAY SOUTH L #136H	TRINITY OPERATING (USG), LLC	DRILL	8,000	Y
2021-12-15	875200	42-163-34281	MIDWAY SOUTH M #139H	TRINITY OPERATING (USG), LLC	DRILL	8,000	Y
2021-12-15	875200	42-163-34281	MIDWAY SOUTH M #139H	TRINITY OPERATING (USG), LLC	DRILL	8,000	Y
2021-12-15	875199	42-163-34280	MIDWAY SOUTH M #138H	TRINITY OPERATING (USG), LLC	DRILL	8,000	Y
2021-12-15	875199	42-163-34280	MIDWAY SOUTH M #138H	TRINITY OPERATING (USG), LLC	DRILL	8,000	Y
2021-12-15	875198	42-163-34279	MIDWAY SOUTH L #137H	TRINITY OPERATING (USG), LLC	DRILL	8,000	Y
2021-12-15	875198	42-163-34279	MIDWAY SOUTH L #137H	TRINITY OPERATING (USG), LLC	DRILL	8,000	Y
2021-12-10	875061	42-163-34277	DERBY NORTH G #102H	TRINITY OPERATING (USG), LLC	DRILL	8,000	Y
2021-12-10	875059	42-163-34276	DERBY NORTH G #101H	TRINITY OPERATING (USG), LLC	DRILL	8,000	Y
2021-11-12	874219	42-163-34275	BURNS RANCH E #103H	TRINITY OPERATING (USG), LLC	DRILL	8,000	Y
2021-11-09	874208	42-163-34274	BURNS RANCH E #102H	TRINITY OPERATING (USG), LLC	DRILL	8,000	Y
2021-11-09	874202	42-163-34273	BURNS RANCH E #101H	TRINITY OPERATING (USG), LLC	DRILL	8,000	Y
2021-10-07	872993	42-163-34271	ORELIA RANCH #F 1H	ROSEWOOD RESOURCES, INC.	DRILL	8,700	Y
2021-10-06	872994	42-163-34272	ORELIA RANCH #G 1H	ROSEWOOD RESOURCES, INC.	DRILL	8,700	Y
2021-10-06	872992	42-163-34270	ORELIA RANCH #E 1H	ROSEWOOD RESOURCES, INC.	DRILL	8,700	Y
2021-10-06	872990	42-163-34269	ORELIA RANCH #D 1H	ROSEWOOD RESOURCES, INC.	DRILL	8,700	Y
2021-10-06	872930	42-163-34268	THOMPSON-SMITH B #1H	ROSEWOOD RESOURCES, INC.	DRILL	8,700	Y
2021-10-06	872928	42-163-34267	THOMPSON-SMITH A #1H	ROSEWOOD RESOURCES, INC.	DRILL	8,700	Y
2021-09-23	872355	42-163-34265	HITZFELDER #17	LP OPERATING, LLC	DRILL	4,500
2021-09-07	872510	42-163-34266	WILMETH SWD #1	PILOT WATER SOLUTIONS SWD LLC	DRILL	8,550
2021-09-03	872314	42-163-34261	BAUERLE BOT UNIT #107H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2021-09-03	872314	42-163-34261	BAUERLE BOMC UNIT #107H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2021-09-01	872313	42-163-34260	BAUERLE BOT UNIT #106H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2021-09-01	872313	42-163-34260	BAUERLE BOMC UNIT #106H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2021-09-01	872312	42-163-34259	BAUERLE BOT UNIT #105H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2021-09-01	872312	42-163-34259	BAUERLE BOT UNIT #105H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2021-08-20	871878	42-163-34258	TAYLOR-CARRICO UNIT #101H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2021-08-18	871879	42-163-34257	TAYLOR-CARRICO UNIT #102H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2021-08-17	871876	42-163-34256	BAUERLE BOMC UNIT #113H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2021-08-17	871875	42-163-34255	BAUERLE BOMC UNIT #112H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2021-08-17	871874	42-163-34254	BAUERLE BOMC UNIT #111H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2021-08-12	871873	42-163-34253	ALEXANDER TCB UNIT #104H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2021-08-12	871872	42-163-34252	ALEXANDER TCB UNIT #103H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2021-08-12	871872	42-163-34252	ALEXANDER TCB UNIT #103H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2021-05-19	869737	42-163-34184	GEMINI #101H	BLACKBRUSH O & G, LLC	DRILL	7,600	Y
2021-05-05	869489	42-163-34251	LPO PRUE RANCH B #2	LP OPERATING, LLC	DRILL	4,000
2021-04-14	868873	42-163-34250	MIDWAY I #129H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2021-04-14	868873	42-163-34250	MIDWAY I #129H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2021-04-09	868921	42-163-34037	HAUSSER #J 2H	SN OPERATING, LLC	RECOMP	9,000
2021-04-06	868765	42-163-34249	MIDWAY I #128H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2021-04-06	868765	42-163-34249	MIDWAY I #128H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y

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