42-445-32048
PRODUCINGPRENTICE NORTHEAST UNIT
TERRY County · District 8 · HIGHMARK ENERGY OPERATING LLC · PRENTICE (6700)
Permits
1
Max Depth
7,344 ft
First Permit
2004-03-05
Latest Activity
2004-03-05
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2006-10-10
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: HIGHMARK ENERGY OPERATING LLC ≠ Permit: XTO ENERGY INC.
Resolved via: production → HIGHMARK ENERGY 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
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 3,525 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER | 2,507 ft | +1,018 ft |
| YATES | 3,139 ft | +386 ft |
| SAN ANDRES | 4,501 ft | -976 ft |
| GLORIETA | 5,903 ft | -2,378 ft |
| UPPER CLEARFORK (Clear Fork) | 6,152 ft | -2,627 ft |
| TUBB | 7,294 ft | -3,769 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 |
|---|---|
| 5,953–7,262 ft | Perforated |
| 6,623–6,644 ft | Perforated |
| 7,040–7,262 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 2,434 ft | 950 sx |
| 5.5" | 7,351 ft | 1,425 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
- 480
- Max Depth
- 7,344 ft
- Drill Type
- Vertical
- County
- TERRY
- District
- 8
- Operator
- HIGHMARK ENERGY OPERATING LLC
- Completed
- 2006-10-10
Operator
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-03-09)
- Cum Oil (all leases)
- 4,551,977 bbl
- Cum Gas (all leases)
- 30,465,409 mcf
- Activities
- CSGD/G, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 15