42-211-33899
PRODUCINGRAMP ET AL
HEMPHILL County · District 10 · PRESIDIO PETROLEUM LLC · BUFFALO WALLOW (GRANITE WASH)
Permits
2
Max Depth
13,000 ft
First Permit
2007-05-09
Latest Activity
2007-05-09
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2008-03-11
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
2008-03
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 2,471 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| UPPER DOUGLAS (Douglas) | 7,836 ft | -5,365 ft |
| CLEVELAND | 9,916 ft | -7,445 ft |
| MARMATON | 10,441 ft | -7,970 ft |
| GRAMITE WASH | 10,834 ft | -8,363 ft |
| GRANITE WASH | 10,834 ft | -8,363 ft |
| ATOKA | 12,760 ft | -10,289 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 |
|---|---|
| 11,500–11,713 ft | Perforated |
| 11,746–11,958 ft | Perforated |
| 11,990–12,253 ft | Perforated |
| 12,305–12,519 ft | Perforated |
| 12,550–12,820 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 2,504 ft | 854 sx |
| 4.5" | 12,892 ft | 840 sx |
Permit History (2)
Applications (2)
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
- 4023
- Max Depth
- 13,000 ft
- Drill Type
- Vertical
- County
- HEMPHILL
- District
- 10
- Operator
- PRESIDIO PETROLEUM LLC
- Completed
- 2008-03-11
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