42-211-35017
PRODUCING HorizontalRAMSEY 58
HEMPHILL County · District 10 · PRESIDIO PETROLEUM LLC · RAMP NE. (GRANITE WASH)
Permits
1
Max Depth
11,600 ft
First Permit
2012-03-21
Latest Activity
2012-03-21
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2012-07-06
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: PRESIDIO PETROLEUM LLC ≠ Permit: GRANITE OPERATING COMPANY
Resolved via: scheduling → 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
2012-07
Last Production
2026-07
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (12) Elevation 2,553 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| ANHYDRITE | 3,457 ft | -904 ft |
| BROWN DOLOMITE | 4,289 ft | -1,736 ft |
| BLUE SHALE | 5,697 ft | -3,144 ft |
| TONKAWA | 8,544 ft | -5,991 ft |
| TOP GRWS | 10,810 ft | -8,257 ft |
| TOP GWC | 11,194 ft | -8,641 ft |
| ANHYDRITE | — | — |
| BLUE SHALE | — | — |
| BROWN DOLOMITE | — | — |
| TONKAWA | — | — |
| TOP GRWS | — | — |
| TOP GWC | — | — |
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 (1)
| Interval | Type |
|---|---|
| 11,546–15,148 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 503 ft | 645 sx |
| 9.625" | 8,463 ft | 1,275 sx |
| 5.5" | 15,371 ft | 1,208 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
- 15HD
- Max Depth
- 11,600 ft
- Drill Type
- Horizontal
- County
- HEMPHILL
- District
- 10
- Operator
- PRESIDIO PETROLEUM LLC
- Completed
- 2012-07-06
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