42-211-31227

PRODUCING

CAMPBELL

HEMPHILL County · District 10 · MOUNTAINSIDE ENERGY OPERATING L · CANADIAN SW. (MORROW UP.)

RRC Lookup

Permits

Max Depth

12,300 ft

First Permit

1980-05-08

Latest Activity

1980-05-08

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

1980-08-18

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: GULF OIL CORP.

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

CHEVRON U. S. A. INC. 1993-2016→ 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.

Gas

production & DCA →

Permit History (1)

#81093 Drill Final Completion

CAMPBELL · 12,300 ft

1980-05-08

Spud 1980-05-13

Permit Applications (1)

#81093 A GULF OIL CORP.

received 1980-05-08

Well Details

Well Number: 1-2
Max Depth: 12,300 ft
Drill Type: Vertical
County: HEMPHILL
District: 10
Operator: MOUNTAINSIDE ENERGY OPERATING L
Completed: 1980-08-18

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 →