42-435-34599
PRODUCING HorizontalCANYON RANCH
SUTTON County · District 1 · UPP OPERATING LLC · KELLEY (ELLENBURGER)
Permits
1
Max Depth
6,725 ft
First Permit
1996-07-03
Latest Activity
1996-07-03
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1996-09-05
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: UPP OPERATING LLC ≠ Permit: MERIDIAN OIL INC.
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
1996-09
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 (5) Elevation 2,282 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BASE OF CRETACEOUS (Base Cretaceous (marker)) | 930 ft | +1,352 ft |
| CANYON | 3,320 ft | -1,038 ft |
| HOLMAN | 5,958 ft | -3,676 ft |
| STRAWN | 6,152 ft | -3,870 ft |
| ELLENBURGER | 6,422 ft | -4,140 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 |
|---|---|
| 6,571–9,945 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,108 ft | 550 sx |
| 7" | 6,571 ft | 700 sx |
Permit History (1)
Applications (1)
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
- 1271SH
- Max Depth
- 6,725 ft
- Drill Type
- Horizontal
- County
- SUTTON
- District
- 1
- Operator
- UPP OPERATING LLC
- Completed
- 1996-09-05
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