42-211-32763
Final CompletionCARR 55
HEMPHILL County · District 10 · UNIT PETROLEUM COMPANY · BUFFALO WALLOW (GRANITE WASH)
Permits
2
Max Depth
13,500 ft
First Permit
2003-05-01
Latest Activity
2003-05-01
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2004-08-08
Shut-In
—
Plugged
2021-07-06
EWA / Permit operator mismatch
Scheduling: UNIT PETROLEUM COMPANY ≠ Permit: PATINA OIL & GAS CORPORATION
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
2004-08
Last Production
2023-06
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 2,739 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| OSWEGO | 10,720 ft | -7,981 ft |
| GRAITEE WASH A-1 | 11,082 ft | -8,343 ft |
| GRANITE WASH A (Granite Wash) | 11,248 ft | -8,509 ft |
| GRANITE WASH B (Granite Wash) | 11,345 ft | -8,606 ft |
| GRANITE WASH C (Granite Wash) | 11,625 ft | -8,886 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 (3)
| Interval | Type |
|---|---|
| 11,066–11,192 ft | Perforated |
| 11,380–11,554 ft | Perforated |
| 11,645–11,712 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 3,249 ft | 1,275 sx |
| 4.5" | 11,919 ft | 400 sx |
Permit History (2)
Applications (2)
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
- 5511P
- Max Depth
- 13,500 ft
- Drill Type
- Vertical
- County
- HEMPHILL
- District
- 10
- Operator
- UNIT PETROLEUM COMPANY
- Completed
- 2004-08-08
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