42-211-33304
Final CompletionHEFLEY
HEMPHILL County · District 10 · EQV OPERATING LLC · BUFFALO WALLOW (GRANITE WASH)
Permits
2
Max Depth
13,500 ft
First Permit
2005-05-10
Latest Activity
2005-05-10
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2005-11-09
Shut-In
—
Plugged
2019-03-20
EWA / Production operator mismatch
Scheduling: EQV OPERATING LLC ≠ Production: UNIT PETROLEUM COMPANY (reported 2013-08)
EWA / Permit operator mismatch
Scheduling: EQV OPERATING LLC ≠ Permit: PATINA OIL & GAS CORPORATION
Resolved via: scheduling → EQV OPERATING 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
2005-11
Last Production
2025-04
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 (4) Elevation 2,564 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| GRANITE WASH A-1 (Granite Wash) | 11,176 ft | -8,612 ft |
| GRANITE WASH B (Granite Wash) | 11,309 ft | -8,745 ft |
| GRANITE WASH C (Granite Wash) | 11,588 ft | -9,024 ft |
| OSWEGO LM (Oswego) | — | — |
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 (2)
| Interval | Type |
|---|---|
| 11,207–11,247 ft | Perforated |
| 11,360–11,536 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 3,227 ft | 1,575 sx |
| 4.5" | 11,853 ft | 395 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
- 4122P
- Max Depth
- 13,500 ft
- Drill Type
- Vertical
- County
- HEMPHILL
- District
- 10
- Operator
- EQV OPERATING LLC
- Completed
- 2005-11-09
Operator
- Name
- EQV OPERATING LLC
- Location
- OKLAHOMA CI, TY
- P-5 Status
- Active (filed 2025-09-24)
- Cum Oil (all leases)
- 58,783 bbl
- Cum Gas (all leases)
- 54,632,677 mcf
- Activities
- CSGD/P, G/PUR, OPRS/G, OPRS/O