TL;DR: Tanos Exploration Iv, LLC has 8 oil and gas drilling permits on file; the most recent was filed 2026-03-04. This page lists permit dates, API numbers, counties, target formations, and lateral lengths. Data current as of 2026-05-04.
8 total permits on file, most recent 2026-03-04.
Permits Filed
Permit / Spud Date
API Number
County
Well Name
Formation
Lateral Length (ft)
2026-03-04
4245931509
UPSHUR
TUEL-BOGEL GU 2 (AW) 1H
East Texas Basin
8,466
2025-12-30
4220335786
HARRISON
BERGSON-NESBITT HA (AW) 1H
East Texas Basin
9,738
2025-12-16
4236538996
PANOLA
HEMBY-BROWN HA (AW) 1H
East Texas Basin
11,438
2025-07-03
4220335649
HARRISON
WHELAN OU 1 1HU
East Texas Basin
7,888
2025-06-13
4245931505
UPSHUR
BARBER-GUNN (AW) 1H
East Texas Basin
7,988
2025-01-15
4220335710
HARRISON
WHELAN OU4 1HU
East Texas Basin
9,074
2024-08-21
4220335691
HARRISON
WHELAN OU 3 (AW) 1HU
East Texas Basin
8,344
2024-03-12
4220335662
HARRISON
WHELAN OU2 (AW) 1HU
East Texas Basin
7,513
Key Takeaways
Operator: Tanos Exploration Iv, LLC.
Permit volume: 8 permits on file (most recent: 2026-03-04).
What's listed: Permit and spud date, API number, county, well name, target formation, and lateral length per record.
Mineral owners:Valor's mineral management tracks operator permit activity by tract for owners with interests under Tanos Exploration Iv, LLC's acreage.