42-211-34667
PRODUCINGHUFF
HEMPHILL County · District 10 · PRESIDIO PETROLEUM LLC · BUFFALO WALLOW (GRANITE WASH)
Permits
1
Max Depth
13,650 ft
First Permit
2010-01-26
Latest Activity
2010-01-26
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2011-05-27
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: PRESIDIO PETROLEUM LLC ≠ Permit: GRANITE OPERATING COMPANY
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
2010-05
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 2,480 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BLUE SHALE | 6,065 ft | -3,585 ft |
| UPPER DOUGLAS (Douglas) | 8,066 ft | -5,586 ft |
| LOWER DOUGLAS (Douglas) | 8,273 ft | -5,793 ft |
| CLEVELAND | 9,948 ft | -7,468 ft |
| GRWS | 11,147 ft | -8,667 ft |
| ATOKA | 13,372 ft | -10,892 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 (6)
| Interval | Type |
|---|---|
| 11,153–11,453 ft | Perforated |
| 11,512–11,833 ft | Perforated |
| 12,079–12,637 ft | Perforated |
| 12,718–12,727 ft | Perforated |
| 12,986–12,995 ft | Perforated |
| 13,150–13,159 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 2,465 ft | 1,162 sx |
| 4.5" | 13,599 ft | 1,030 sx |
Permit History (1)
Applications (1)
Records & Logs
3 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
- 4001
- Max Depth
- 13,650 ft
- Drill Type
- Vertical
- County
- HEMPHILL
- District
- 10
- Operator
- PRESIDIO PETROLEUM LLC
- Completed
- 2011-05-27
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