42-283-30526

Final Completion

CARTWRIGHT -A-

LA SALLE County · District 1 · BUFFALO OIL CORP. · WASHBURN WEST (5270)

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Permits

Max Depth

5,500 ft

First Permit

1977-07-14

Latest Activity

1988-05-13

Lifespan

11 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1977-08-06

Shut-In

—

Plugged

1996-07-15

EWA / Permit operator mismatch

Scheduling: BUFFALO OIL CORP. ≠ Permit: NULL, W. M.-OIL PRODUCER

Resolved via: scheduling → BUFFALO OIL CORP.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-03

Operator History

originally filed by NULL, W. M.-OIL PRODUCER — asset transferred

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)

#346103 Recompletion Final Completion

CARTWRIGHT "A" · 5,500 ft

1988-05-13

#2977 Drill Long String Casing

CARTWRIGHT "A" · 5,500 ft

1977-07-14

Permit Applications (2)

#346103 A NULL, W. M.-OIL PRODUCER

received 1988-05-05

#2977 A MORMAC, NULL & GUARDIAN

received 1977-07-14

Well Details

Well Number: 4
Max Depth: 5,500 ft
Drill Type: Vertical
County: LA SALLE
District: 1
Operator: BUFFALO OIL CORP.
Completed: 1977-08-06

Operator

Name: BUFFALO OIL CORP
Location: COTULLA
P-5 Status: Y (filed 2025-08-04)
Cum Oil (all leases): 93,712 bbl
Cum Gas (all leases): 74,675 mcf
Activities: OPRS/O
Total Permits: 8

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