FRIO County
District 3 · Gulf Coast (Southeast) · Permits since 1977-06-06 · 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. 2 operators filed a first Frio County permit in the past year. Median permitted depth over the past year is 10,350 ft (prior year: 9,000 ft); 78% of the past year's permits are horizontal.
Permits (30d)
4
vs Prior
-69%
Operators (30d)
2
Avg Depth (30d)
6,213
Hz % (30d)
75%
All Time
4,287
Depth Range: 0 - 76,006 ft
SWD wells in FRIO County → 147 active injection & disposal wells · full UIC inventory
Earthquakes in FRIO County → 266 M2+ events in 24mo · TexNet
Permit Activity
Permit Types (30d)
DRILL
4
-9 vs prior
Top Operators
by permits, trailing 12 mo View All
| OPERATOR | PERMITS 12MO | WELLS |
|---|---|---|
| FORMENTERA OPERATIONS LLC | 34 | 64 |
| ROSEWOOD RESOURCES, INC. | 12 | 35 |
| CENTRAL GULF PETROLEUM INC | 9 | 4 |
| TEXAS AMERICAN RESOURCES COMPANY | 5 | 15 |
| ARETE OPERATING COMPANY, LLC | 4 | 2 |
| JAVELIN ENERGY PARTNERS MGMT LLC | 2 | 233 |
| EOG RESOURCES, INC. | 2 | 2 |
| MB ENERGY, LLC | 1 | 0 |
Recent Permits
View All| PERMIT | LEASE | TYPE | ISSUED |
|---|---|---|---|
| 917324 | TWIN CREEKS A | DRILL | 2026-07-22 |
| 917320 | OPPENHEIMER A | DRILL | 2026-07-22 |
| 917321 | OPPENHEIMER B | DRILL | 2026-07-22 |
| 917140 | BORDOVSKY J S 'A' | DRILL | 2026-07-10 |
| 916732 | JOSEY WALES | DRILL | 2026-06-26 |
| 915772 | BORDOVSKY J S 'A' | DRILL | 2026-06-24 |
| 916432 | HANCOCK SOUTH WEST B2 | DRILL | 2026-06-19 |
| 916430 | HANCOCK NORTH WEST A2 | DRILL | 2026-06-18 |
| 916552 | BUTCH CASSIDY | DRILL | 2026-06-18 |
| 916429 | HANCOCK NORTH WEST A1 | DRILL | 2026-06-17 |
New to FRIO County
first county permit, past 12 mo| OPERATOR | FIRST PERMIT | PERMITS | BACKGROUND |
|---|---|---|---|
| CENTRAL GULF PETROLEUM INC | 2025-12-02 | 9 | first TX permits |
| MB ENERGY, LLC | 2025-10-23 | 1 | active elsewhere in TX |
Formations Beneath FRIO County
from RRC completion filings| FORMATION | WELLS | MEDIAN TOP (FT) |
|---|---|---|
| Austin Chalk | 1,345 | 6,434 |
| Olmos | 997 | 4,424 |
| Anacacho | 949 | 5,996 |
| Eagle Ford | 721 | 7,139 |
| Escondido | 578 | 3,739 |
| Navarro | 379 | 3,678 |
| Queen City | 308 | 1,358 |
| San Miguel | 272 | 5,163 |