42-211-34448

PRODUCING Horizontal

AITKENHEAD

HEMPHILL County · District 10 · MMGL TXPH LLC · ALLISON PARKS (GRANITE WASH)

Permits

Max Depth

12,500 ft

First Permit

2008-10-01

Latest Activity

2008-10-01

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2011-01-17

Shut-In

—

Plugged

—

P-5 Org Status: Active

EWA / Permit operator mismatch

Scheduling: MMGL TXPH LLC ≠ Permit: SAMSON LONE STAR, LLC

Resolved via: production → MMGL TXPH, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2010-10

Last Production

2026-07

Operator History

Chain of Custody

SAMSON LONE STAR, LLC 2011-2016→ TECOLOTE ENERGY OPERATING, LLC 2016-2019→ BLACKBEARD OPERATING, LLC 2020-2023→ MMGL TXPH, LLC 2023-2026

Lease Production

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

Gas

production & DCA →

Formation Tops (3) Elevation 2,579 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
TONKAWA	9,132 ft	-6,553 ft
CLEVELAND	10,615 ft	-8,036 ft
GRANITE WASH	11,309 ft	-8,730 ft

As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗

Perforations (1)

Interval	Type
12,020–15,886 ft	Perforated

Casing (4)

Size	Set Depth	Cement
13.375"	648 ft	1,180 sx
9.625"	6,686 ft	730 sx
5.5"	16,001 ft	1,000 sx
5.5"	16,007 ft	1,000 sx

Permit History (5)

#671125 Drill Final Completion

AITKENHEAD · 12,500 ft

2008-10-01

Spud 2010-08-08

#671125 Drill

AITKENHEAD · 12,500 ft

2008-10-01

Spud 2010-08-08

#671125 Drill

AITKENHEAD · 12,500 ft

2008-10-01

Spud 2010-08-08

#671125 Drill

AITKENHEAD · 12,500 ft

2008-10-01

Spud 2010-08-08

#671125 Drill

AITKENHEAD · 12,500 ft

2008-10-01

Spud 2010-08-08