42-461-32241
PRODUCINGGUTHRIE-DUNBAR A UNIT
UPTON County · District 7 · EXTEX OPERATING COMPANY · HELUMA SE (DEVONIAN)
Permits
1
Max Depth
9,450 ft
First Permit
1984-08-20
Latest Activity
1984-08-20
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1985-01-09
Shut-In
—
Plugged
—
P-5 Org Status: X
!
EWA / Permit operator mismatch
Scheduling: EXTEX OPERATING COMPANY ≠ Permit: SUN EXPL. & PROD. CO.-MIDLAND
Resolved via: scheduling → 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 1993-1994→ SAMSON RESOURCES COMPANY 1994-1995→ 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 2013-2020→ EXTEX OPERATING COMPANY 2021-2021
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Permit History (1)
Permit Applications (3)
#248978 A SUN EXPL. & PROD. CO.-MIDLAND
received 1985-02-15
#248978 A SUN EXPL. & PROD. CO.-MIDLAND
received 1984-11-20
#248978 A SUN EXPL. & PROD. CO.-MIDLAND
received 1984-08-20
Well Details
- Well Number
- 1
- Max Depth
- 9,450 ft
- Drill Type
- Vertical
- County
- UPTON
- District
- 7
- Operator
- EXTEX OPERATING COMPANY
- Completed
- 1985-01-09
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