TANOS EXPL IV, LLC · HARRISON COUNTY
Tanos Expl IV, LLC in Harrison County
One operator, one county: its permits, wells of record, formations, and leases here, with the rest of the county and the rest of the operator one click away.
Tanos Expl Iv, LLC has 8 drilling permits on file in Harrison County, the first issued in 2024 and the latest on April 28, 2026.
3 of them came in the last twelve months, 200% more than the year before; 100% horizontal, averaging 8,688 ft.
It is operator of record on 4 wells in the county: 4 producing, 0 shut in, 0 injection.
Its completed wells here most often report Blossom, Cotton Valley, Glen Rose.
- 3
- permits, 12 months +200%
- 8
- permits, all time since 2024
- 100%
- horizontal, 12 months
- 8,688
- ft average depth, 12 months
- 4
- wells of record
- 4
- producing · 0 shut in · 0 injection
Permits issued by month
LAST FIVE YEARS · HARRISON ONLY
Last 12 months 8
Latest permits here
| Issued | Lease / well | Type | Depth |
|---|---|---|---|
| Apr 28, 2026 | Whelan OU 5 (AW) #1HU 914910 | DrillHZ | 7,307 |
| Apr 28, 2026 | Whelan OU 5 #H 1UU 914910 | DrillHZ | 7,307 |
| Dec 30, 2025 | Bergson-Nesbitt HA (AW) #1H 912439 | DrillHZ | 11,450 |
| Jan 15, 2025 | Whelan OU4 #1HU 905132 | DrillHZ | 7,300 |
| Aug 21, 2024 | Whelan OU 3 (AW) #1HU 901973 | DrillHZ | 7,215 |
| Mar 12, 2024 | Whelan OU2 (AW) #1HU 897866 | DrillHZ | 7,195 |
| Jan 24, 2024 | Whelan OU 1 #1HU 896740 | DrillHZ | 7,250 |
| Jan 24, 2024 | Whelan OU 1 #1HU 896740 | DrillHZ | 7,238 |
All 8 permits in Harrison County, searchable → · Wells of record here →
Permit types and formations
Permit types
- Drill
- 3 / 8
12 MONTHS / ALL TIME
Formations reported
Leases it reports here
| Lease | Wells | Oil, bbl | Last reported |
|---|---|---|---|
| Whelan OU2 (AW) | 1 | 62.5K | Jul 2026 |
| Whelan OU 1 | 1 | 58.9K | Jul 2026 |
| Whelan OU4 | 1 | 38.8K | Jul 2026 |
| Whelan OU 3 (AW) | 1 | 37.6K | Jul 2026 |
All leases it reports → · Other operators in Harrison County →
About this data
Permits from the RRC OGA049M master and daily daf420 files; wells of record and status from the EWA wellbore schedule, weekly; formations from the dbf900 wellbore file; leases from PDQ lease reports, placed in the county by the wells completed on them.
Developers: this page as JSON is GET /v1/data/operators/tx/101883/counties/harrison, documented in the API reference.