42-435-37143
WARD 127
SUTTON County · District 7 · HIGHMOUNT EXPL & PROD TEXAS LLC · SAWYER (CANYON)
Permits
3
Max Depth
7,250 ft
First Permit
2004-10-25
Latest Activity
2010-10-14
Lifespan
6 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2005-02-09
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: HIGHMOUNT EXPL & PROD TEXAS LLC ≠ Production: UPP OPERATING, LLC (reported 2026-04)
Resolved via: production → UPP 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
2005-02
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 (4) Elevation 2,230 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BASE CRETACEOUS (Base Cretaceous (marker)) | 815 ft | +1,415 ft |
| WOLFCAMP | 2,945 ft | -715 ft |
| WOLFCAMP | 2,949 ft | -719 ft |
| CANYON | 5,470 ft | -3,240 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 (2)
| Interval | Type |
|---|---|
| 2,838–4,748 ft | Perforated |
| 5,470–6,747 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,113 ft | 410 sx |
| 4.5" | 6,977 ft | 500 sx |
Permit History (3)
Applications (3)
Records & Logs
4 completion filings on record · 2 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
- 18
- Max Depth
- 7,250 ft
- Drill Type
- Vertical
- County
- SUTTON
- District
- 7
- Operator
- HIGHMOUNT EXPL & PROD TEXAS LLC
- Completed
- 2005-02-09
Operator
- Location
- HOUSTON
- P-5 Status
- Inactive (filed 2014-09-04)
- Cum Oil (all leases)
- 789,796 bbl
- Cum Gas (all leases)
- 414,480,211 mcf
- Total Permits
- 1,184