Frio County Drilling Permits

Every permit issued by the Texas Railroad Commission in Frio County — updated daily, data through 2026-07-22.

Frio County permitting is running 7.0 permits a month over the trailing 90 days (21 total, down 5% on the prior quarter). 3 were issued in the past week. FORMENTERA OPERATIONS LLC leads with 34 permits in the past 12 months, one of 8 operators active in the county.

Last 30 Days

Operators (30d)

Latest Permit

2026-07-22

All Time

4,287

4,287 permits

ISSUED	PERMIT	API	LEASE	OPERATOR	TYPE	DEPTH	HZ
2024-10-31	903352	42-163-34350	MONTEZUMA 101HZ #101HZ	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2024-10-31	903350	42-163-34349	MONTEZUMA 101HY #101HY	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2024-10-31	903350	42-163-34349	MONTEZUMA 101HY #101HY	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2024-09-27	902826	42-163-34348	THOMPSON-SMITH C U #01H	ROSEWOOD RESOURCES, INC.	DRILL	9,000	Y
2024-09-25	902825	42-163-34347	THOMPSON RANCH #13H	ROSEWOOD RESOURCES, INC.	DRILL	9,000	Y
2024-09-17	902655	42-163-34346	MELLO 308-STX #A311W	FORMENTERA OPERATIONS LLC	DRILL	5,500
2024-08-29	902195	42-163-34344	HARLAN RK #17H	TRAILBLAZER ENERGY RESOURCES,LLC	DRILL	6,203	Y
2024-08-29	902195	42-163-34344	HARLAN RK #17H	TRAILBLAZER ENERGY RESOURCES,LLC	DRILL	6,350	Y
2024-08-29	902065	42-163-34343	HARRIS-LANCASTER #201H	BLACKBRUSH O & G, LLC	DRILL	11,200	Y
2024-08-26	902196	42-163-34345	HARLAN RK #18H	TRAILBLAZER ENERGY RESOURCES,LLC	DRILL	6,205	Y
2024-08-26	902196	42-163-34345	HARLAN RK #18H	TRAILBLAZER ENERGY RESOURCES,LLC	DRILL	6,500	Y
2024-07-29	901564	42-163-34342	HURRIKAIN CAT I-STX #S731H	FORMENTERA OPERATIONS LLC	DRILL	10,500	Y
2024-07-29	901564	42-163-34342	HURRIKAIN CAT I-STX #S731H	FORMENTERA OPERATIONS LLC	DRILL	10,850	Y
2024-07-26	901534	42-163-34341	HARLAN RK #16H	TRAILBLAZER ENERGY RESOURCES,LLC	DRILL	6,423	Y
2024-07-26	901534	42-163-34341	HARLAN RK #16H	TRAILBLAZER ENERGY RESOURCES,LLC	DRILL	6,490	Y
2024-07-26	901515	42-163-34340	HARLAN RK #15H	TRAILBLAZER ENERGY RESOURCES,LLC	DRILL	6,405	Y
2024-07-26	901515	42-163-34340	HARLAN RK #15H	TRAILBLAZER ENERGY RESOURCES,LLC	DRILL	6,480	Y
2024-06-28	900824	42-163-34339	DARLENE 1-STX #N731HP	BRITANCO, L.L.C.	DRILL	10,500	Y
2024-06-28	900824	42-163-34339	DARLENE 1-STX #N731HP	BRITANCO, L.L.C.	DRILL	10,800	Y
2024-06-28	900824	42-163-34339	DARLENE 1-STX #N731HP	FORMENTERA OPERATIONS LLC	DRILL	10,800	Y
2024-05-31	899944	42-163-34338	BURNS RANCH #1H	EOG RESOURCES, INC.	DRILL	12,000	Y
2024-05-17	899633	42-163-32677	BSBM NO. #2H	BLACKBRUSH O & G, LLC	RECOMP	7,300	Y
2024-04-23	898938	42-163-34337	TALON 101HC #101HC	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2024-04-23	898936	42-163-34336	TALON 101HB #101HB	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2024-04-23	898934	42-163-34335	TALON 101HA #101HA	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2024-04-11	894468	42-163-31009	THOMPSON, C. M. #3	MAZCO ENERGY LLC	RENTR	5,904
2024-04-03	898496	42-163-34334	LANCASTER #101H	BLACKBRUSH O & G, LLC	DRILL	7,000	Y
2023-05-01	889992	42-163-34333	HILLMAN 305 #A305	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2023-05-01	889988	42-163-34332	HILLMAN 304 #A304	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2023-05-01	889984	42-163-34331	HILLMAN 303 #A303	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2023-05-01	889982	42-163-34330	HILLMAN 302 #A302	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2023-05-01	889980	42-163-34329	HILLMAN 301 #A301	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2023-03-17	889019	42-163-34328	TALON 307 #C307	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2023-03-17	889019	42-163-34328	TALON 307 #C307	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2023-03-16	889021	42-163-34327	TALON 309 #C309	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2023-03-16	889020	42-163-34326	TALON 308 #C308	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2023-02-17	887998	42-163-33424	MARRS MCLEAN UNIT #1	VIRTEX OPERATING COMPANY, INC.	RECOMP	6,720
2022-11-10	885551	42-163-34325	MIDWAY H #124H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2022-11-10	885551	42-163-34325	MIDWAY H #124H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2022-11-10	885550	42-163-34324	MIDWAY H #123H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2022-11-10	885550	42-163-34324	MIDWAY H #123H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2022-11-10	885549	42-163-34323	MIDWAY H #122H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2022-11-10	885549	42-163-34323	MIDWAY H #122H	TRINITY OPERATING (USG), LLC	DRILL	7,999	Y
2022-11-02	885316	42-163-34322	ZRZAVY UNIT #A302	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2022-10-31	885308	42-163-34321	SCHORP-WHITE RANCH, LTD. #A306	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2022-10-31	885307	42-163-34320	SCHORP-WHITE RANCH, LTD. #A305	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2022-10-31	885305	42-163-34319	SCHORP-WHITE RANCH, LTD. #A304	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2022-10-31	885302	42-163-34318	SCHORP-WHITE RANCH, LTD. #A303	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2022-10-31	885300	42-163-34317	SCHORP-WHITE RANCH, LTD. #A302	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y
2022-10-31	885299	42-163-34316	SCHORP-WHITE RANCH, LTD. #A301	JAVELIN ENERGY PARTNERS MGMT LLC	DRILL	9,000	Y

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