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 7.7 permits a month over the trailing 90 days (23 total, up 53% on the prior quarter). FORMENTERA OPERATIONS LLC leads with 43 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

4,297

4,297 permits

ISSUED	PERMIT	API	LEASE	OPERATOR	TYPE	DEPTH	HZ
2026-02-06	913237	42-163-34397	DONUT PALACE-STX-UNIT #S733H	FORMENTERA OPERATIONS LLC	DRILL	10,900	Y
2026-02-06	913236	42-163-34396	DONUT PALACE-STX-UNIT #S725H	FORMENTERA OPERATIONS LLC	DRILL	10,900	Y
2026-02-06	913235	42-163-34395	DONUT PALACE-STX-UNIT #S721H	FORMENTERA OPERATIONS LLC	DRILL	10,900	Y
2025-12-23	912375	42-163-34394	SOLANA B #702H	TEXAS AMERICAN RESOURCES COMPANY	DRILL	12,000	Y
2025-12-23	912373	42-163-34393	SOLANA A #701H	TEXAS AMERICAN RESOURCES COMPANY	DRILL	12,000	Y
2025-12-16	910484	42-163-33595	STEWART #1HN	ARETE OPERATING COMPANY, LLC	RECOMP	5,328	Y
2025-12-15	912171	42-163-34392	LOTHROP #701H	TEXAS AMERICAN RESOURCES COMPANY	DRILL	11,000	Y
2025-12-02	911442	42-163-34390	BORDOVSKY J S 'A' #19A	CENTRAL GULF PETROLEUM INC	DRILL	4,400
2025-12-02	911440	42-163-34391	BORDOVSKY J S 'A' #193A	CENTRAL GULF PETROLEUM INC	DRILL	4,400
2025-11-24	911898	42-163-34389	REVIVAL-STX-UNIT-B #S736H	FORMENTERA OPERATIONS LLC	DRILL	10,700	Y
2025-11-24	911894	42-163-34388	REVIVAL-STX-UNIT-A #S732H	FORMENTERA OPERATIONS LLC	DRILL	10,700	Y
2025-11-24	911893	42-163-34387	REVIVAL-STX-UNIT-A #S724H	FORMENTERA OPERATIONS LLC	DRILL	10,700	Y
2025-10-23	911248	42-163-34386	NEAL #1	MB ENERGY, LLC	DRILL	4,300
2025-10-06	910861	42-163-34384	HUGO BRISCOE #2H	ROSEWOOD RESOURCES, INC.	DRILL	9,000	Y
2025-10-06	910853	42-163-34385	DERBY EAST UNIT #1H	EOG RESOURCES, INC.	DRILL	11,000	Y
2025-10-03	910860	42-163-34383	HUGO BRISCOE U #1H	ROSEWOOD RESOURCES, INC.	DRILL	9,000	Y
2025-10-03	910823	42-163-34382	WRANGLER-STX-UNIT #N731H	FORMENTERA OPERATIONS LLC	DRILL	10,350	Y
2025-10-03	910823	42-163-34382	WRANGLER-STX-UNIT #N731H	FORMENTERA OPERATIONS LLC	DRILL	10,350	Y
2025-10-03	910823	42-163-34382	WRANGLER-STX-UNIT #N731H	FORMENTERA OPERATIONS LLC	DRILL	10,350	Y
2025-10-03	910822	42-163-34381	WRANGLER-STX-UNIT #N732H	FORMENTERA OPERATIONS LLC	DRILL	10,350	Y
2025-10-03	910822	42-163-34381	WRANGLER-STX-UNIT #N732H	FORMENTERA OPERATIONS LLC	DRILL	10,350	Y
2025-10-03	910822	42-163-34381	WRANGLER-STX-UNIT #N732H	FORMENTERA OPERATIONS LLC	DRILL	10,350	Y
2025-10-03	910821	42-163-34380	WRANGLER-STX-UNIT #N734H	FORMENTERA OPERATIONS LLC	DRILL	10,350	Y
2025-10-03	910821	42-163-34380	WRANGLER-STX-UNIT #N734H	FORMENTERA OPERATIONS LLC	DRILL	10,350	Y
2025-10-03	910821	42-163-34380	WRANGLER-STX-UNIT #N734H	FORMENTERA OPERATIONS LLC	DRILL	10,350	Y
2025-10-01	910116	42-163-33550	STEWART-MICHAEL 2H UNIT #1	ARETE OPERATING COMPANY, LLC	RECOMP	5,149	Y
2025-09-17	909956	42-163-34377	STEWART-TREES #1H	ARETE OPERATING COMPANY, LLC	DRILL	5,370	Y
2025-07-31	909447	42-163-34376	BRUSHHOOK 101HB #101HB	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2025-07-31	909446	42-163-34375	BRUSHHOOK 101HA #101HA	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2025-07-15	909155	42-163-34374	PENDLETON-STX-UNIT #N733H	FORMENTERA OPERATIONS LLC	DRILL	10,000	Y
2025-07-15	909152	42-163-34373	PENDLETON-STX-UNIT #N734H	FORMENTERA OPERATIONS LLC	DRILL	10,000	Y
2025-07-11	909150	42-163-34372	PENDLETON-STX-UNIT #N735H	FORMENTERA OPERATIONS LLC	DRILL	10,000	Y
2025-07-08	908864	42-163-34371	THUNDERBIRD 101HZ #101HZ	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2025-07-08	908863	42-163-34370	THUNDERBIRD 101HY #101HY	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2025-07-07	908862	42-163-34369	THUNDERBIRD 101HX #101HX	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2025-07-07	908861	42-163-34368	THUNDERBIRD 101HW #101HW	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2025-06-16	908525	42-163-34367	DERBY WEST #1H	EOG RESOURCES, INC.	DRILL	11,000	Y
2025-05-07	907788	42-163-34366	G2 845-846-STX #C311VW	FORMENTERA OPERATIONS LLC	DRILL	5,125
2025-03-27	906590	42-163-34363	HARLAN #20H	TRAILBLAZER ENERGY RESOURCES,LLC	DRILL	6,370	Y
2025-03-17	906706	42-163-34365	ROPER-STX #N731H	FORMENTERA OPERATIONS LLC	DRILL	9,900	Y
2025-03-17	906706	42-163-34365	ROPER-STX #N731H	FORMENTERA OPERATIONS LLC	DRILL	10,300	Y
2025-03-17	906705	42-163-34364	ROPER-STX-UNIT #S731H	FORMENTERA OPERATIONS LLC	DRILL	10,250	Y
2025-03-13	906543	42-163-34362	HARLAN RK #19H	TRAILBLAZER ENERGY RESOURCES,LLC	DRILL	6,435	Y
2025-03-13	906397	42-163-34357	MARRS MCLEAN #13H	TRAILBLAZER ENERGY RESOURCES,LLC	DRILL	6,625	Y
2025-03-12	906374	42-163-34354	MARRS MCLEAN #11H	TRAILBLAZER ENERGY RESOURCES,LLC	DRILL	6,535	Y
2025-03-11	906395	42-163-34355	MARRS MCLEAN #12H	TRAILBLAZER ENERGY RESOURCES,LLC	DRILL	6,645	Y
2025-03-10	906467	42-163-34361	HANCOCK A #2H	ROSEWOOD RESOURCES, INC.	DRILL	6,900	Y
2025-03-10	906466	42-163-34360	HANCOCK A #1H	ROSEWOOD RESOURCES, INC.	DRILL	6,900	Y
2025-03-10	906417	42-163-34359	TORTUGA #101HD	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2025-03-10	906415	42-163-34358	TORTUGA #101HC	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y

page 2 of 86

< prev next >

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