42-227-33663

Final Completion

GUITAR '28'

HOWARD County · District 8 · ENDEAVOR ENERGY RESOURCES L.P.

Permits

Max Depth

12,000 ft

First Permit

1985-03-01

Latest Activity

2016-04-08

Lifespan

31 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2007-04

Last Production

2026-07

Injection / Disposal

HOWARD County disposal market →

W-14 Disposal Plugged 1988-08-23 UIC #000062424 permitted 1987-03-11

Permitted Volume

300 bbl/d

Max Pressure

800 psi

Injection Interval

5,748–5,967 ft

Injected (12mo)

—

Operator History

Chain of Custody

OGX RESOURCES LLC 2007-2007→ ENDEAVOR ENERGY RESOURCES L.P. 2007-2016→ QSTAR OPERATING LLC 2016-2016→ SM ENERGY COMPANY 2017-2024→ NEW HEIGHT ENERGY, LLC 2024-2024

Lease Production

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

Formation Tops (15) Elevation 2,525 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
CLEARFORK LIME (Clear Fork)	4,862 ft	-2,337 ft
SPRABERRY	6,535 ft	-4,010 ft
DEAN	7,824 ft	-5,299 ft
WOLFCAMP LIME (Wolfcamp)	8,094 ft	-5,569 ft
STRAWN	9,605 ft	-7,080 ft
STRAWN LIME (Strawn)	9,605 ft	-7,080 ft
MISSISSIPPAN	9,738 ft	-7,213 ft
MISSISSIPPIAN	9,738 ft	-7,213 ft
U/MISS	9,940 ft	-7,415 ft
L/MISS	10,120 ft	-7,595 ft
WOODFORD	10,338 ft	-7,813 ft
WOODFORD SHALE (Woodford)	10,338 ft	-7,813 ft
WOODFORD	10,352 ft	-7,827 ft
FUSSELMAN	10,455 ft	-7,930 ft
ATOKA	—	—

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 (3)

Interval	Type
6,538–9,569 ft	Perforated
6,538–10,295 ft	Perforated
10,450–10,469 ft	Open hole

Casing (5)

Size	Set Depth	Cement
13.375"	335 ft	300 sx
9.625"	5,041 ft	1,266 sx
4.5"	9,812 ft	250 sx
5.5"	10,450 ft	1,425 sx
5.5"	10,469 ft	1,425 sx

Permit History (4)

#814671 Recompletion Final Completion

GUITAR '28' · 10,469 ft

2016-04-08

Spud 2009-04-03

#676034 Reenter Y

GUITAR "28" · 12,000 ft

2008-12-12

Spud 2009-01-30

#298950 Recompletion

GUITAR TRUST · 10,469 ft

1986-03-05

#268189 Drill Final Completion

GUITAR TRUST · 11,500 ft

1985-03-01

Applications (5)

#814671 A ENDEAVOR ENERGY RESOURCES L.P.

received 2016-03-28

#676034 A ENDEAVOR ENERGY RESOURCES L.P.

received 2008-12-09

#298950 A UNION TEXAS PETROLEUM CORP.

received 1986-05-12

#298950 A UNION TEXAS PETROLEUM CORP.

received 1986-02-28

#268189 A UNION TEXAS PETROLEUM CORP.

received 1985-02-25

Records & Logs

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

W-2/G-1 2024-09-24

W-2/G-1 2016-04-14

W-2/G-1 2009-06-11 log on file

W-2/G-1 2009-10-05

W-2/G-1 1985-10-01

+1 more filings

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 HOWARD County.

Well Details

Well Number: 2
Max Depth: 12,000 ft
Drill Type: Vertical
County: HOWARD
District: 8
Operator: ENDEAVOR ENERGY RESOURCES L.P.

Operator

Name: ENDEAVOR ENGY RES L.P
Location: MIDLAND
P-5 Status: Active (filed 2026-06-12)
Cum Oil (all leases): 507,205,629 bbl
Cum Gas (all leases): 70,424,421 mcf
Total Permits: 6,190