42-211-33890
PRODUCINGWALKER 29
HEMPHILL County · District 10 · PRESIDIO PETROLEUM LLC · BUFFALO WALLOW (GRANITE WASH)
Permits
1
Max Depth
12,500 ft
First Permit
2007-05-07
Latest Activity
2007-05-07
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2007-11-27
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
2007-11
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 (5) Elevation 2,388 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BROWN DOLOMITE | 4,264 ft | -1,876 ft |
| BASE HEEBNER SHALE | 7,802 ft | -5,414 ft |
| UPPER DOUGLAS (Douglas) | 7,868 ft | -5,480 ft |
| LOWER DOUGLAS (Douglas) | 8,042 ft | -5,654 ft |
| GRWS | 10,886 ft | -8,498 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 (4)
| Interval | Type |
|---|---|
| 11,437–11,653 ft | Perforated |
| 11,676–11,891 ft | Perforated |
| 11,975–12,252 ft | Perforated |
| 12,277–12,504 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 379 ft | 555 sx |
| 8.625" | 2,454 ft | 1,225 sx |
| 4.5" | 12,600 ft | 720 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
- 4
- Max Depth
- 12,500 ft
- Drill Type
- Vertical
- County
- HEMPHILL
- District
- 10
- Operator
- PRESIDIO PETROLEUM LLC
- Completed
- 2007-11-27
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