42-227-10155

SHUT IN

CLAY H. R.-MCNALLEN

HOWARD County · District 8 · LANDMARK IP LLC · HOWARD GLASSCOCK (CONSOLIDATED)

RRC Lookup

Permits

Max Depth

3,350 ft

First Permit

2000-08-03

Latest Activity

2000-08-03

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2012-06-28

Shut-In

—

Plugged

—

P-5 Org Status: X

EWA / Permit operator mismatch

Scheduling: LANDMARK IP LLC ≠ Permit: WESTPORT OIL AND GAS COMPANY INC

Resolved via: scheduling → LANDMARK IP LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-03

Operator History

Chain of Custody

CONOCO INC. 1993-1995→ WESTPORT OIL AND GAS COMPANY INC 1995-2002→ WESTPORT OIL AND GAS COMPANY, LP 2002-2005→ ENCORE OPERATING, L.P. 2005-2010→ QUANTUM RESOURCES MANAGEMENT,LLC 2010-2014→ BREITBURN OPERATING L.P. 2015-2021→ LANDMARK IP, LLC 2021-2022

Lease Production

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

Permit History (1)

#495648 Recompletion Final Completion

MCNALLEN, H. R. CLAY · 3,350 ft

2000-08-03

Spud 2000-09-05

Permit Applications (1)

#495648 A WESTPORT OIL AND GAS COMPANY INC

received 2000-05-30

Well Details

Well Number: 12
Max Depth: 3,350 ft
Drill Type: Vertical
County: HOWARD
District: 8
Operator: LANDMARK IP LLC
Completed: 2012-06-28

Operator

Name: LANDMARK IP, LLC
Location: HOUSTON
P-5 Status: Y (filed 2025-10-04)
Cum Oil (all leases): 36,892 bbl
Cum Gas (all leases): — mcf
Activities: OPRS/G, OPRS/O

External Links

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