42-435-33086
TEMP ABANDONEDMAYFIELD 39
SUTTON County · District 7 · UPP OPERATING LLC · SAWYER (CANYON)
Permits
1
Max Depth
7,900 ft
First Permit
1984-02-24
Latest Activity
1984-02-24
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1984-04-11
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Production operator mismatch
Scheduling: UPP OPERATING LLC ≠ Production: HIGHMOUNT EXPL & PROD TEXAS LLC (reported 2009-03)
EWA / Permit operator mismatch
Scheduling: UPP OPERATING LLC ≠ Permit: HNG OIL COMPANY
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
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 (7) Elevation 2,240 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BASE CRET. | 804 ft | +1,436 ft |
| TOP LEONARD (Leonard) | 1,524 ft | +716 ft |
| BASE LEONARD (Leonard) | 2,348 ft | -108 ft |
| TOP WOLFCAMP (Wolfcamp) | 2,919 ft | -679 ft |
| BASE WOLFCAMP (Wolfcamp) | 5,515 ft | -3,275 ft |
| TOP CANYON (Canyon) | 6,323 ft | -4,083 ft |
| BASE CANYON (Canyon) | 7,128 ft | -4,888 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 |
|---|---|
| 6,360–7,125 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,012 ft | 340 sx |
| 7" | 2,129 ft | 350 sx |
| 4.5" | 7,284 ft | 180 sx |
Permit History (1)
Applications (2)
Records & Logs
1 completion filing on record.
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
- 6
- Max Depth
- 7,900 ft
- Drill Type
- Vertical
- County
- SUTTON
- District
- 7
- Operator
- UPP OPERATING LLC
- Completed
- 1984-04-11
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