42-227-34850

GUITAR '29'

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

Permits

Max Depth

10,500 ft

First Permit

1994-07-27

Latest Activity

2016-04-08

Lifespan

22 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2007-03

Last Production

2026-07

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 2017-2020

Lease Production

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

Oil

production & DCA →

Formation Tops (3) Elevation 2,300 ft

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
UPPER SPRABBERY	7,446 ft	-5,146 ft
UPPER SPRABERRY (Spraberry)	7,446 ft	-5,146 ft
LOWER SPRABERRY (Spraberry)	8,950 ft	-6,650 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 (5)

Interval	Type
7,446–7,690 ft	Perforated
7,782–8,176 ft	Perforated
8,384–8,880 ft	Perforated
8,950–9,255 ft	Perforated
9,116–9,330 ft	Perforated

Casing (4)

Size	Set Depth	Cement
13.375"	290 ft	300 sx
8.625"	4,955 ft	800 sx
5.5"	9,517 ft	950 sx
5.5"	—	950 sx

Permit History (3)

#814674 Recompletion

GUITAR '29' · 10,320 ft

2016-04-08

#629822 Reenter Final Completion

GUITAR 29 · 10,500 ft

2006-12-01

Spud 2007-02-28

#426239 Drill Plug Dry Hole (P&A)

ALEXANDER · 10,500 ft

1994-07-27

Spud 1994-08-01

Applications (3)

#814674 A ENDEAVOR ENERGY RESOURCES L.P.

received 2016-03-28

#629822 A OGX RESOURCES LLC

received 2006-11-30

#426239 A THOMPSON, J. CLEO

received 1994-07-25

Records & Logs

3 completion filings on record.

W-2/G-1 2020-06-22

W-2/G-1 2007-04-11

W-2/G-1 2007-07-06

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: 1
Max Depth: 10,500 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