42-163-33766
PRODUCING HorizontalWHITLEY-DUBOSE UNIT
FRIO County · District 1 · BRITANCO L.L.C. · INDIO TANKS (PEARSALL)
Permits
2
Max Depth
17,000 ft
First Permit
2013-09-25
Latest Activity
2013-09-25
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2017-05-26
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: BRITANCO L.L.C. ≠ Permit: MARATHON OIL EF LLC
Resolved via: production → BRITANCO, L.L.C.
Production Summary Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]
Cum Oil
— bbl
Cum Gas
— mcf
First Production
2014-02
Last Production
2026-07
Operator History
Chain of Custody
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (6) Elevation 519 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| NAVARRO | 3,955 ft | -3,436 ft |
| OLMOS | 4,849 ft | -4,330 ft |
| AUSTIN CHALK | 6,148 ft | -5,629 ft |
| EAGLE FORD | 6,733 ft | -6,214 ft |
| BUDA | 6,832 ft | -6,313 ft |
| PEARSALL | 9,801 ft | -9,282 ft |
As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗
Perforations (1)
| Interval | Type |
|---|---|
| 10,605–16,341 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 3,599 ft | 2,942 sx |
| 9.625" | 5,935 ft | 342 sx |
| 9.625" | 9,800 ft | 1,466 sx |
| 5.5" | 16,440 ft | 2,051 sx |
Permit History (2)
Applications (2)
Records & Logs
4 completion filings on record · 3 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 1H
- Max Depth
- 17,000 ft
- Drill Type
- Horizontal
- County
- FRIO
- District
- 1
- Operator
- BRITANCO L.L.C.
- Completed
- 2017-05-26
Operator
- Name
- BRITANCO, L.L.C
- Location
- FALLS CITY
- P-5 Status
- Active (filed 2025-07-30)
- Cum Oil (all leases)
- 380,302 bbl
- Cum Gas (all leases)
- 6,639,894 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 13