42-203-34841

Unperfed Completion Horizontal

VAUGHAN GAS UNIT 1

HARRISON County · District 6 · TGNR EAST TEXAS II LLC · CARTHAGE (HAYNESVILLE SHALE)

Permits

2

Max Depth

12,000 ft

First Permit

2009-06-03

Latest Activity

2009-06-03

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2009-08-25

Shut-In

Plugged

2026-03-06

!

EWA / Permit operator mismatch

Scheduling: TGNR EAST TEXAS II LLC ≠ Permit: SAMSON LONE STAR, LLC

Resolved via: schedulingTGNR EAST TEXAS II LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2009-08

Last Production

2026-05

Operator History

originally filed by SAMSON LONE STAR, LLC — asset transferred

Lease Production

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

Formation Tops (6) Elevation 295 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
MASSIVE ANHYDRITE (Massive Anhydrite (marker))4,759 ft-4,464 ft
RODESSA 5,057 ft-4,762 ft
PETTET (Pettit)5,819 ft-5,524 ft
TRAVIS PEAK 6,124 ft-5,829 ft
COTTON VALLEY 7,944 ft-7,649 ft
BOSSIER 9,670 ft-9,375 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 ↗

Casing (3)

SizeSet DepthCement
9.625"1,237 ft615 sx
7"10,777 ft1,325 sx
4.5"15,355 ft1,065 sx

Permit History (2)

Applications (2)

#681486 A SAMSON LONE STAR, LLC
received 2009-09-11
#681486 A SAMSON LONE STAR, LLC
received 2009-05-21

Records & Logs

2 completion filings on record · 1 with log images at RRC.

W-2/G-1 2010-01-22 log on file
W-2/G-1 2010-03-15

Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in HARRISON County.

Well Details

Well Number
4H
Max Depth
12,000 ft
Drill Type
Horizontal
County
HARRISON
District
6
Completed
2009-08-25

Operator

Location
HOUSTON
P-5 Status
Active (filed 2026-03-18)
Cum Oil (all leases)
4,042 bbl
Cum Gas (all leases)
1,016,505,153 mcf
Activities
G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits
139