42-435-32795

TEMP ABANDONED

MCMILLAN LEO H. -11-

SUTTON County · District 7 · UPP OPERATING LLC · SAWYER (CANYON)

RRC Lookup

Permits

Max Depth

6,500 ft

First Permit

1982-07-16

Latest Activity

1982-07-16

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

1983-01-21

Shut-In

—

Plugged

—

P-5 Org Status: Delinquent

EWA / Production operator mismatch

Scheduling: UPP OPERATING LLC ≠ Production: HIGHMOUNT EXPL & PROD TEXAS LLC (reported 2008-08)

EWA / Permit operator mismatch

Scheduling: UPP OPERATING LLC ≠ Permit: MITCHELL ENERGY CORPORATION

Resolved via: scheduling → UPP OPERATING LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-03

Operator History

Chain of Custody

MITCHELL ENERGY CORPORATION 1993-1995→ DREYFUS, LOUIS NATURAL GAS CORP 1995-2001→ DOMINION OKLAHOMA TEXAS E&P, INC 2001-2007→ HIGHMOUNT EXPL & PROD TEXAS LLC 2008-2008

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Gas

production & DCA →

Permit History (1)

#166493 Drill Final Completion

MCMILLAN, W. B. -11- · 6,500 ft

1982-07-16

Spud 1982-10-14

Permit Applications (1)

#166493 A MITCHELL ENERGY CORPORATION

received 1982-07-16

Well Details

Well Number: 6
Max Depth: 6,500 ft
Drill Type: Vertical
County: SUTTON
District: 7
Operator: UPP OPERATING LLC
Completed: 1983-01-21

Operator

Name: UPP OPER, LLC
Location: HOUSTON
P-5 Status: Y (filed 2025-12-04)
Cum Oil (all leases): 283,339 bbl
Cum Gas (all leases): 469,977,648 mcf
Activities: CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits: 33

External Links

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