42-211-31208

Final Completion

GLISAN STEEN

HEMPHILL County · District 10 · SAMSON LONE STAR LLC · ALLISON PARKS (MORROW UP.)

Permits

Max Depth

15,300 ft

First Permit

1980-04-11

Latest Activity

2007-07-25

Lifespan

27 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1980-11-18

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: SAMSON LONE STAR LLC ≠ Production: MMGL TXPH, LLC (reported 2026-04)

Resolved via: production → MMGL TXPH, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

SAMSON RESOURCES COMPANY 1993-1995→ SAMSON HYDROCARBONS COMPANY 1995-1996→ SAMSON LONE STAR LP 1996-2007→ SAMSON LONE STAR, LLC 2007-2015→ TECOLOTE ENERGY OPERATING, LLC 2017-2019→ 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.

Formation Tops (6) Elevation 2,561 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
TOP OF DOUGLAS (Douglas)	8,300 ft	-5,739 ft
TOP OF TONKAWA (Tonkawa)	9,144 ft	-6,583 ft
TOP OF HOGSHOOTER	10,246 ft	-7,685 ft
TOP OF GRANITE WASH (Granite Wash)	11,370 ft	-8,809 ft
TOP OF THIRTEEN FINGER	14,302 ft	-11,741 ft
TOP OF MORROW SAND (Morrow)	14,697 ft	-12,136 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 (2)

Interval	Type
11,706–13,690 ft	Perforated
14,706–14,734 ft	Perforated

Casing (5)

Size	Set Depth	Cement
8.625"	5,580 ft	1,100 sx
3.5"	13,872 ft	800 sx
2.375"	14,158 ft	—
5.5"	14,435 ft	950 sx
5.5"	14,435 ft	950 sx

Permit History (2)

#642412 Recompletion Final Completion

GLISAN STEEN · 14,770 ft

2007-07-25

Spud 2007-08-24

#80415 Drill Final Completion

STEEN, GLISAN · 15,300 ft

1980-04-11

Spud 1980-06-11

Applications (2)

#642412 A SAMSON LONE STAR, LLC

received 2007-07-12

#80415 A DYCO PETROLEUM CORPORATION

received 1980-04-11

Records & Logs

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

W-2/G-1 2008-05-30

W-2/G-1 2007-09-12 log on file

W-2/G-1 2008-01-29

W-2/G-1 1980-12-01

Completion packets + logs ↗ Wellbore filings ↗

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 HEMPHILL County.

Well Details

Well Number: 1013
Max Depth: 15,300 ft
Drill Type: Vertical
County: HEMPHILL
District: 10
Operator: SAMSON LONE STAR LLC
Completed: 1980-11-18

Operator

Name: SAMSON LONE STAR, LLC
Location: TULSA
P-5 Status: Delinquent (filed 2020-01-30)
Cum Oil (all leases): 5,312,544 bbl
Cum Gas (all leases): 1,149,688,476 mcf
Activities: G/PUR
Total Permits: 1,290