42-203-34403

Final Completion

SOUTHWESTERN MEDICAL FOUNDATION

HARRISON County · District 6 · SAMSON LONE STAR LLC · CARTHAGE (HAYNESVILLE SHALE)

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Permits

Max Depth

13,000 ft

First Permit

2008-04-22

Latest Activity

2013-08-23

Lifespan

5 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2008-11-24

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: SAMSON LONE STAR LLC ≠ Production: ROCKCLIFF ENERGY OPERATING LLC (reported 2020-05)

Resolved via: scheduling → SAMSON LONE STAR LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2008-11

Last Production

2026-03

Operator History

Chain of Custody

SAMSON LONE STAR, LLC 2008-2017→ ROCKCLIFF ENERGY OPERATING LLC 2017-2020

Lease Production

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

Permit History (3)

#768400 Recompletion Final Completion

SOUTHWESTERN MEDICAL FOUNDATION · 10,300 ft

2013-08-23

Spud 2013-10-19

#658899 Drill Final Completion

SOUTHWESTERN MEDICAL FOUNDATION · 13,000 ft

2008-04-22

Spud 2008-10-25

#658899 Drill

SOUTHWESTERN MEDICAL FOUNDATION · 13,000 ft

2008-04-22

Spud 2008-10-25

Permit Applications (3)

#768400 A SAMSON LONE STAR, LLC

received 2013-08-15

#658899 A SAMSON LONE STAR, LLC

received 2008-11-13

#658899 A SAMSON LONE STAR, LLC

received 2008-04-04

Well Details

Well Number: 11
Max Depth: 13,000 ft
Drill Type: Vertical
County: HARRISON
District: 6
Operator: SAMSON LONE STAR LLC
Completed: 2008-11-24

Operator

Name: SAMSON LONE STAR, LLC
Location: TULSA
P-5 Status: Y (filed 2025-10-04)
Cum Oil (all leases): 5,312,544 bbl
Cum Gas (all leases): 1,149,688,360 mcf
Activities: G/PUR
Total Permits: 1,290

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