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42-227-36963

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GUITAR 4

HOWARD County · District 8 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)

Permits

1

Max Depth

12,000 ft

First Permit

2012-04-19

Latest Activity

2012-04-19

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2012-07-13

Shut-In

—

Plugged

—

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: PIONEER NATURAL RES. USA INC. ≠ Permit: ENDEAVOR ENERGY RESOURCES L.P.

Resolved via: scheduling → PIONEER NATURAL RES. USA INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2011-10

Last Production

2026-07

Operator History

Chain of Custody

ENDEAVOR ENERGY RESOURCES L.P. 2011-2016→ QSTAR OPERATING LLC 2016-2016→ SM ENERGY COMPANY 2017-2017→ DE OPERATING LLC 2017-2017→ PARSLEY ENERGY OPERATIONS, LLC 2017-2021→ PIONEER NATURAL RES. USA, INC. 2021-2023

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 2,514 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SPRABERRY (TREND AREA) (Spraberry)6,200 ft-3,686 ft
STRAWN 9,450 ft-6,936 ft
MISSISSIPPIAN 9,650 ft-7,136 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 (1)

IntervalType
7,380–10,022 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"309 ft315 sx
8.625"4,097 ft600 sx
5.5"10,205 ft1,405 sx

Permit History (1)

#737559 Drill Final Completion

GUITAR '4' · 12,000 ft

2012-04-19

Spud 2012-05-03

Applications (1)

#737559 A ENDEAVOR ENERGY RESOURCES L.P.
received 2012-04-04

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2012-10-26 log on file
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
3
Max Depth
12,000 ft
Drill Type
Vertical
County
HOWARD
District
8
Operator
PIONEER NATURAL RES. USA INC.
Completed
2012-07-13

Operator

Location
Y SPRING
P-5 Status
Active (filed 2025-08-01)
Cum Oil (all leases)
1,771,882,421 bbl
Cum Gas (all leases)
1,763,727,021 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
15,401