42-413-32695
TEMP ABANDONEDMARIGLIANO
SCHLEICHER County · District 7 · UPP OPERATING LLC · SAWYER (LEONARD)
Permits
3
Max Depth
8,800 ft
First Permit
2010-09-24
Latest Activity
2010-09-24
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2011-04-16
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: UPP OPERATING LLC ≠ Permit: HIGHMOUNT EXPL & PROD TEXAS LLC
Resolved via: scheduling → 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
2011-04
Last Production
2026-07
Operator History
originally filed by HIGHMOUNT EXPL & PROD TEXAS LLC — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (2) Elevation 2,451 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BASE CRETACEOUS (Base Cretaceous (marker)) | 513 ft | +1,938 ft |
| LEONARD | 2,671 ft | -220 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 (1)
| Interval | Type |
|---|---|
| 3,000–3,086 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,134 ft | 405 sx |
| 5.5" | 5,604 ft | 1,150 sx |
Permit History (3)
Applications (3)
Records & Logs
1 completion filing on record · 1 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 1501
- Max Depth
- 8,800 ft
- Drill Type
- Vertical
- County
- SCHLEICHER
- District
- 7
- Operator
- UPP OPERATING LLC
- Completed
- 2011-04-16
Operator
- Name
- UPP OPER, LLC
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-03-06)
- Cum Oil (all leases)
- 293,241 bbl
- Cum Gas (all leases)
- 486,804,996 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 33