42-461-33943
PRODUCINGWINDHAM 4E
UPTON County · District 7 · COG OPERATING LLC · SPRABERRY (TREND AREA)
Permits
2
Max Depth
9,250 ft
First Permit
1998-07-01
Latest Activity
1998-07-01
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1998-11-23
Shut-In
—
Plugged
—
P-5 Org Status: Active
!
EWA / Production operator mismatch
Scheduling: COG OPERATING LLC ≠ Production: DIAMONDBACK E&P LLC (reported 2025-06)
!
EWA / Permit operator mismatch
Scheduling: COG OPERATING LLC ≠ Permit: CONCHO RESOURCES INC.
Resolved via: scheduling → COG OPERATING LLC
Production Summary
Cum Oil
— bbl
Cum Gas
— mcf
First Production
1993-01
Last Production
2026-03
Operator History
Chain of Custody
COSTILLA PETROLEUM CORPORATION 1993-1997→ COSTILLA ENERGY, INC. 1997-1997→ CONCHO RESOURCES INC. 1998-2001→ DEVON ENERGY PRODUCTION CO, L.P. 2001-2002→ MERIT ENERGY COMPANY 2002-2013→ HUNT OIL COMPANY 2013-2018→ ENDEAVOR ENERGY RESOURCES L.P. 2018-2023→ COG OPERATING LLC 2020-2025→ DE IV OPERATING, LLC 2023-2024→ DIAMONDBACK E&P LLC 2025-2025
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Permit History (2)
Permit Applications (2)
#476975 A CONCHO RESOURCES INC.
received 1998-12-22
#476975 A CONCHO RESOURCES INC.
received 1998-06-08
Well Details
- Well Number
- 8
- Max Depth
- 9,250 ft
- Drill Type
- Vertical
- County
- UPTON
- District
- 7
- Operator
- COG OPERATING LLC
- Completed
- 1998-11-23
Operator
- Name
- COG OPER LLC
- Location
- MIDLAND
- P-5 Status
- Y (filed 2025-05-02)
- Cum Oil (all leases)
- 627,668,492 bbl
- Cum Gas (all leases)
- 303,100,933 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 4,469