42-135-35954

Final Completion

EAST COWDEN (GRAYBURG) UNIT

ECTOR County · District 8 · BASIN OIL & GAS OPERATING LLC · COWDEN NORTH

RRC Lookup

Permits

Max Depth

4,750 ft

First Permit

1988-08-25

Latest Activity

1988-08-25

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1988-11-22

Shut-In

—

Plugged

2025-07-23

EWA / Permit operator mismatch

Scheduling: BASIN OIL & GAS OPERATING LLC ≠ Permit: CONOCO INC.

Resolved via: production → BASIN OIL & GAS OPERATING, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-03

Operator History

Chain of Custody

CONOCO INC. 1993-2001→ ENCORE OPERATING, L.P. 2002-2010→ QUANTUM RESOURCES MANAGEMENT,LLC 2010-2014→ BREITBURN OPERATING L.P. 2015-2020→ VAQUERO HUNTER INC. 2020-2023→ VAQUERO PERMIAN, LLC 2023-2024→ BASIN OIL & GAS OPERATING, LLC 2024-2025

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)

#350121 Drill Final Completion

EAST COWDEN GRAYBURG UNIT · 4,750 ft

1988-08-25

Spud 1988-10-23

Permit Applications (1)

#350121 A CONOCO INC.

received 1988-08-12

Well Details

Well Number: 83
Max Depth: 4,750 ft
Drill Type: Vertical
County: ECTOR
District: 8
Operator: BASIN OIL & GAS OPERATING LLC
Completed: 1988-11-22

Operator

Name: BASIN OIL & GAS OPER, LLC
Location: FORT WORTH
P-5 Status: Y (filed 2026-02-04)
Cum Oil (all leases): 4,678,580 bbl
Cum Gas (all leases): 4,515,401 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 116

External Links

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