42-483-31265

PRODUCING

KELLER P. M.

WHEELER County · District 10 · MOUNTAINSIDE ENERGY OPERATING L · PANHANDLE WHEELER COUNTY FIELD

RRC Lookup

Permits

Max Depth

2,718 ft

First Permit

1985-11-12

Latest Activity

1985-11-12

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

1986-01-05

Shut-In

—

Plugged

—

P-5 Org Status: Active

EWA / Production operator mismatch

Scheduling: MOUNTAINSIDE ENERGY OPERATING L ≠ Production: HIGHMARK ENERGY OPERATING, LLC (reported 2025-12)

EWA / Permit operator mismatch

Scheduling: MOUNTAINSIDE ENERGY OPERATING L ≠ Permit: TEXACO INC.

Resolved via: production → HIGHMARK ENERGY OPERATING, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-03

Operator History

Chain of Custody

TEXACO E & P INC. 1993-2002→ CHEVRON U. S. A. INC. 2002-2016→ PANTERA ENERGY COMPANY 2016-2021→ HIGHMARK ENERGY OPERATING, LLC 2021-2025

Lease Production

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

Oil

production & DCA →

Permit History (1)

#289661 Drill Final Completion

KELLER, P. M. · 2,718 ft

1985-11-12

Spud 1985-12-19

Permit Applications (1)

#289661 A TEXACO INC.

received 1985-09-12

Well Details

Well Number: 21
Max Depth: 2,718 ft
Drill Type: Vertical
County: WHEELER
District: 10
Operator: MOUNTAINSIDE ENERGY OPERATING L
Completed: 1986-01-05

Operator

Name: MOUNTAINSIDE ENERGY OPERATING, L
Location: DALLAS
P-5 Status: Y (filed 2026-01-21)
Activities: OPRS/G, OPRS/O

External Links

RRC Wellbore Query →