42-461-30146

PRODUCING

MOBIL-COOK

UPTON County · District 7 · EXTEX OPERATING COMPANY · HELUMA EAST (DEVONIAN)

RRC Lookup

Permits

Max Depth

10,650 ft

First Permit

1986-01-29

Latest Activity

1993-10-22

Lifespan

8 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

1994-05-31

Shut-In

—

Plugged

—

P-5 Org Status: X

EWA / Permit operator mismatch

Scheduling: EXTEX OPERATING COMPANY ≠ Permit: ORYX ENERGY COMPANY

Resolved via: production → EXTEX OPERATING COMPANY

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-03

Operator History

Chain of Custody

ORYX ENERGY COMPANY 1993-1995→ SAMSON HYDROCARBONS COMPANY 1995-1996→ SAMSON LONE STAR LP 1996-2007→ SAMSON LONE STAR, LLC 2007-2010→ THREE RIVERS OPERATING CO LLC 2011-2012→ COG OPERATING LLC 2012-2012→ LEGACY RESERVES OPERATING LP 2013-2021→ EXTEX OPERATING COMPANY 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 (2)

#416070 Recompletion Final Completion

MOBIL-COOK · 10,650 ft

1993-10-22

Spud 1994-03-26

#296867 Recompletion U

MOBIL-COOK · 10,650 ft

1986-01-29

Permit Applications (2)

#416070 A ORYX ENERGY COMPANY

received 1993-09-15

#296867 A SUN EXPL. & PROD. CO.-MIDLAND

received 1985-11-04

Well Details

Well Number: 1
Max Depth: 10,650 ft
Drill Type: Vertical
County: UPTON
District: 7
Operator: EXTEX OPERATING COMPANY
Completed: 1994-05-31

Operator

Name: EXTEX OPER CO
Location: HOUSTON
P-5 Status: Y (filed 2025-11-04)
Cum Oil (all leases): 5,693,023 bbl
Cum Gas (all leases): 9,659,127 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 117

External Links

RRC Wellbore Query →