42-211-33787
Final CompletionVANDIVER
HEMPHILL County · District 10 · UNIT PETROLEUM COMPANY · BUFFALO WALLOW (GRANITE WASH)
Permits
1
Max Depth
13,500 ft
First Permit
2006-11-30
Latest Activity
2006-11-30
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2007-02-24
Shut-In
—
Plugged
2023-05-22
EWA / Permit operator mismatch
Scheduling: UNIT PETROLEUM COMPANY ≠ Permit: NOBLE ENERGY PRODUCTION, INC.
Resolved via: scheduling → UNIT PETROLEUM COMPANY
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
2007-02
Last Production
2023-05
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 (9) Elevation 2,810 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| OSWEGO | 10,791 ft | -7,981 ft |
| OSWEGO | 10,862 ft | -8,052 ft |
| GRANITE WASH A-1 (Granite Wash) | 11,190 ft | -8,380 ft |
| GRANITE WASH A-1 (Granite Wash) | 11,249 ft | -8,439 ft |
| GRANITE WASH A (Granite Wash) | 11,322 ft | -8,512 ft |
| GRANITE WASH B (Granite Wash) | 11,447 ft | -8,637 ft |
| GRANITE WASH B (Granite Wash) | 11,528 ft | -8,718 ft |
| GRANITE WASH C (Granite Wash) | 11,700 ft | -8,890 ft |
| GRANITE WASH C (Granite Wash) | 11,782 ft | -8,972 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 |
|---|---|
| 11,236–11,355 ft | Perforated |
| 11,303–11,436 ft | Perforated |
| 11,520–11,656 ft | Perforated |
| 11,538–11,728 ft | Perforated |
| 11,747–11,931 ft | Perforated |
| 11,798–12,022 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 3,204 ft | 180 sx |
| 8.625" | 3,218 ft | 1,550 sx |
| 4.5" | 12,100 ft | 460 sx |
| 4.5" | 12,126 ft | 460 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
- 5420P
- Max Depth
- 13,500 ft
- Drill Type
- Vertical
- County
- HEMPHILL
- District
- 10
- Operator
- UNIT PETROLEUM COMPANY
- Completed
- 2007-02-24
Operator
- Name
- UNIT PETRO CO
- Location
- TULSA
- P-5 Status
- Active (filed 2025-01-13)
- Cum Oil (all leases)
- 8,610,362 bbl
- Cum Gas (all leases)
- 788,031,686 mcf
- Activities
- CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 1,100