42-211-31770
PRODUCINGFLOWERS
HEMPHILL County · District 10 · PRESIDIO PETROLEUM LLC · HEMPHILL (GRANITE WASH.)
Permits
1
Max Depth
11,200 ft
First Permit
1985-06-05
Latest Activity
1985-06-05
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1985-12-23
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: PRESIDIO PETROLEUM LLC ≠ Permit: SAMSON RESOURCES 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
1993-01
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 2,686 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| B/HEEBNER | 7,395 ft | -4,709 ft |
| KANSAS CITY | 8,630 ft | -5,944 ft |
| OSWEGO | 9,770 ft | -7,084 ft |
| GRANITE WASH "A" (Granite Wash) | 10,465 ft | -7,779 ft |
| GRANITE WASH "B" (Granite Wash) | 10,709 ft | -8,023 ft |
| GRANITE WASH "C" (Granite Wash) | 10,860 ft | -8,174 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 |
|---|---|
| 10,520–10,544 ft | Perforated |
| 10,564–10,567 ft | Perforated |
| 10,581–10,583 ft | Perforated |
| 10,610–10,634 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 16" | 40 ft | — |
| 9.625" | 2,978 ft | 1,470 sx |
| 5.5" | 10,975 ft | 320 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
- 8
- Max Depth
- 11,200 ft
- Drill Type
- Vertical
- County
- HEMPHILL
- District
- 10
- Operator
- PRESIDIO PETROLEUM LLC
- Completed
- 1985-12-23
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