42-211-34264
PRODUCINGWALKER RANCH
HEMPHILL County · District 10 · PRESIDIO PETROLEUM LLC · BUFFALO WALLOW (GRANITE WASH)
Permits
1
Max Depth
13,200 ft
First Permit
2008-05-20
Latest Activity
2008-05-20
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2008-07-03
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: PRESIDIO PETROLEUM LLC ≠ Permit: CORDILLERA TEXAS, L.P.
Resolved via: production → PRESIDIO PETROLEUM LLC
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
2008-06
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 2,504 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BROWN DOLOMITE | 4,344 ft | -1,840 ft |
| DOUGLAS | 7,952 ft | -5,448 ft |
| CLEVELAND | 10,058 ft | -7,554 ft |
| MARMATON | 10,658 ft | -8,154 ft |
| GRANITE WASH | 12,714 ft | -10,210 ft |
| ATOKA | 12,977 ft | -10,473 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 (5)
| Interval | Type |
|---|---|
| 11,078–11,269 ft | Perforated |
| 11,306–11,621 ft | Perforated |
| 11,660–11,987 ft | Perforated |
| 12,068–12,449 ft | Perforated |
| 12,507–12,914 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 2,572 ft | 1,227 sx |
| 4.5" | 13,049 ft | 773 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record · 1 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
- 4010
- Max Depth
- 13,200 ft
- Drill Type
- Vertical
- County
- HEMPHILL
- District
- 10
- Operator
- PRESIDIO PETROLEUM LLC
- Completed
- 2008-07-03
Operator
- Name
- PRESIDIO PETRO LLC
- Location
- CANADIAN
- P-5 Status
- Active (filed 2026-05-01)
- Cum Oil (all leases)
- 5,427,043 bbl
- Cum Gas (all leases)
- 184,872,360 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 13