42-173-31681

Final Completion

LEFEVRE UNIT

GLASSCOCK County · District 8 · GREAT WESTERN ONSHORE INC. · SAINT LAWRENCE (STRAWN)

RRC Lookup

Permits

Max Depth

10,200 ft

First Permit

1984-08-16

Latest Activity

1984-08-16

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1984-09-28

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: GREAT WESTERN ONSHORE INC. ≠ Production: XTO ENERGY INC. (reported 2025-12)

EWA / Permit operator mismatch

Scheduling: GREAT WESTERN ONSHORE INC. ≠ Permit: L & B OIL CO. INC.

Resolved via: production → XTO ENERGY INC.

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→ JETTA OPERATING COMPANY, INC. 2002-2005→ SUNDOWN ENERGY LP 2005-2014→ XTO ENERGY INC. 2014-2025

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Permit History (1)

#248648 Drill Final Completion

LEFEVRE UNIT · 10,200 ft

1984-08-16

Permit Applications (1)

#248648 A L & B OIL CO. INC.

received 1984-08-16

Well Details

Well Number: 1
Max Depth: 10,200 ft
Drill Type: Vertical
County: GLASSCOCK
District: 8
Operator: GREAT WESTERN ONSHORE INC.
Completed: 1984-09-28

Operator

Name: GREAT WESTERN ONSHORE INC
Location: HOUSTON
P-5 Status: Y (filed 1997-07-03)
Cum Oil (all leases): 193,680 bbl
Cum Gas (all leases): 7,537,739 mcf
Total Permits: 26

External Links

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