42-461-40893

PRODUCING Horizontal

BROOK D-NW4F

UPTON County · District 7 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA) R 40 EXC

Permits

3

Max Depth

10,675 ft

First Permit

2018-08-24

Latest Activity

2018-12-31

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2020-07-13

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2020-01

Last Production

2026-07

Lease Production

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

Formation Tops (10) Elevation 2,726 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,357 ft+369 ft
GRAYBURG 3,817 ft-1,091 ft
SAN ANDRES - SALTWATER FLOW (San Andres)3,953 ft-1,227 ft
SPRABERRY 6,976 ft-4,250 ft
DEAN 8,389 ft-5,663 ft
WOLFCAMP 8,575 ft-5,849 ft
DEVONIAN
ELLENBURGER
FUSSELMAN
STRAWN

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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-461-40892 BROOK D-W3B · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,355'Grayburg 3,816'San Andres 3,964'Spraberry 6,990'Dean 8,401'Wolfcamp 8,587'Devonian Strawn Fusselman Ellenburger
42-461-40891 BROOK D-W3A · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,366'Grayburg 3,819'San Andres 3,971'Spraberry 6,994'Dean 8,405'Wolfcamp 8,591'Fusselman Devonian Ellenburger Strawn
42-461-42176 BROOK D-NW4C · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,355'Grayburg 3,899'San Andres 4,063'Spraberry 6,979'Dean 8,398'Wolfcamp 8,581'Devonian Fusselman Ellenburger Strawn
42-461-42175 BROOK D-NW4B · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,354'Grayburg 3,918'San Andres 4,083'Spraberry 6,989'Dean 8,403'Wolfcamp 8,588'Devonian Strawn Ellenburger Fusselman
42-461-42174 BROOK D-NW4A · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,350'Grayburg 3,909'San Andres 4,083'Spraberry 6,992'Dean 8,405'Wolfcamp 8,592'Devonian Strawn Fusselman Ellenburger
42-461-41576 PEMBROOK UNIT · PIONEER NATURAL RES. USA, INC.
0.1 mi
Yates 2,360'Yates 2,361'Grayburg 3,873'San Andres 3,933'San Andres 3,934'Spraberry 7,004'Strawn Devonian Wolfcamp Fusselman Ellenburger
42-461-41577 PEMBROOK UNIT · PIONEER NATURAL RES. USA, INC.
0.1 mi
Yates 2,347'Yates 2,348'Grayburg 3,876'San Andres 3,917'Spraberry 6,991'Devonian Wolfcamp Fusselman Ellenburger Strawn
42-461-41578 PEMBROOK UNIT · PIONEER NATURAL RES. USA, INC.
0.1 mi
Yates 2,349'Grayburg 3,863'Grayburg 3,864'San Andres 3,921'Spraberry 6,986'Strawn Ellenburger Fusselman Wolfcamp Devonian

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).

Perforations (1)

IntervalType
9,500–22,461 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,351 ft1,325 sx
9.625"8,868 ft941 sx
5.5"22,495 ft3,485 sx

Permit History (3)

Applications (3)

#840269 A PIONEER NATURAL RES. USA, INC.
received 2019-11-04
#840269 A PIONEER NATURAL RES. USA, INC.
received 2019-09-24
#840269 A PIONEER NATURAL RES. USA, INC.
received 2018-05-21

Records & Logs

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

W-2/G-1 2020-11-09 log on file
W-2/G-1 2020-07-09
Completion packets + logs ↗ Wellbore filings ↗

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

Lat 31.515358
Lon -101.798375

Well Details

Well Number
6H
Max Depth
10,675 ft
Drill Type
Horizontal
County
UPTON
District
7
Completed
2020-07-13

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
15,399