42-211-31407

Final Completion

LOCKHART A 36

HEMPHILL County · District 10 · PRESIDIO PETROLEUM LLC · FELDMAN (TONKAWA)

RRC Lookup

Permits

Max Depth

7,900 ft

First Permit

1981-10-29

Latest Activity

1981-10-29

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1982-01-05

Shut-In

—

Plugged

2011-09-19

EWA / Permit operator mismatch

Scheduling: PRESIDIO PETROLEUM LLC ≠ Permit: INTERNORTH, INC.

Resolved via: production → PRESIDIO PETROLEUM LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-03

Operator History

Chain of Custody

ENRON OIL & GAS COMPANY 1993-1997→ UPLAND RESOURCES, INC. 1997-2007→ GRANITE OPERATING COMPANY 2008-2012→ APACHE CORPORATION 2012-2019→ PRESIDIO PETROLEUM LLC 2019-2025

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)

#139056 Drill Final Completion

LOCKHART "A" 36 · 7,900 ft

1981-10-29

Permit Applications (1)

#139056 A INTERNORTH, INC.

received 1981-10-29

Well Details

Well Number: 1
Max Depth: 7,900 ft
Drill Type: Vertical
County: HEMPHILL
District: 10
Operator: PRESIDIO PETROLEUM LLC
Completed: 1982-01-05

Operator

Name: PRESIDIO PETRO LLC
Location: CANADIAN
P-5 Status: Y (filed 2026-02-04)
Cum Oil (all leases): 5,296,326 bbl
Cum Gas (all leases): 178,192,042 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 13

External Links

RRC Wellbore Query →