42-461-42262

Unperfed Completion Horizontal

BROOK B-2D

UPTON County · District 7 · PIONEER NATURAL RES. USA, INC.

Permits

2

Max Depth

10,342 ft

First Permit

2022-09-29

Latest Activity

2025-05-23

Lifespan

3 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2025-08

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 (9) Elevation 2,737 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,363 ft+374 ft
GRAYBURG 3,951 ft-1,214 ft
SAN ANDRES - SALTWATER FLOW (San Andres)4,193 ft-1,456 ft
SPRABERRY 7,046 ft-4,309 ft
WOLFCAMP 8,651 ft-5,914 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
42-461-42261 BROOK B-2C · PIONEER NATURAL RES. USA, INC.
0.0 mi
Rustler 1,369'Yates 2,343'Grayburg 3,903'San Andres 4,136'Spraberry 6,979'Wolfcamp 8,536'Strawn Fusselman Devonian Ellenburger
42-461-42263 BROOK B-2E · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,363'Grayburg 3,946'San Andres 5,409'Spraberry 7,080'Wolfcamp 8,691'Strawn Devonian Ellenburger Fusselman
42-461-40887 BROOK B-12U · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,320'Grayburg 3,761'San Andres 3,944'Spraberry 6,870'Wolfcamp 8,439'Fusselman Strawn Devonian Ellenburger
42-461-40886 BROOK B-12T · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,316'Grayburg 3,755'San Andres 3,948'Spraberry 6,884'Wolfcamp 8,456'Devonian Strawn Ellenburger Fusselman
42-461-40885 BROOK B-12S · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 1'Yates 2,301'Grayburg 3,751'San Andres 3,941'Spraberry 6,898'Wolfcamp 8,471'Devonian Strawn Fusselman Ellenburger
42-461-41116 WOODFIN-DOLLIE E16C · PIONEER NATURAL RES. USA, INC.
1.3 mi
Yates 2,334'Grayburg 3,892'Grayburg 3,893'San Andres 4,047'San Andres 4,048'Spraberry 6,910'Spraberry 6,911'Wolfcamp Fusselman Ellenburger Devonian Strawn
42-461-41115 WOODFIN-DOLLIE E16B · PIONEER NATURAL RES. USA, INC.
1.3 mi
Yates 2,332'Grayburg 3,903'San Andres 4,063'Spraberry 6,929'Strawn Wolfcamp Ellenburger Devonian Fusselman
42-461-41177 BROOK A-5E · PIONEER NATURAL RES. USA, INC.
1.7 mi
Yates 2,308'Grayburg 3,947'San Andres 4,043'Spraberry 6,971'Dean 8,388'Wolfcamp 8,571'Fusselman Strawn Devonian Ellenburger

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).

Casing (3)

SizeSet DepthCement
13.375"1,206 ft1,225 sx
9.625"5,468 ft175 sx
5.5"22,259 ft1,260 sx

Permit History (2)

Applications (2)

#908113 A PIONEER NATURAL RES. USA, INC.
received 2025-05-19
#884308 A PIONEER NATURAL RES. USA, INC.
received 2022-09-27

Records & Logs

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

W-2/G-1 2025-12-12 log on file
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 31.430614
Lon -101.869748

Well Details

Well Number
204H
Max Depth
10,342 ft
Drill Type
Horizontal
County
UPTON
District
7

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