42-461-42758

PRODUCING Horizontal

BROOK O-18F

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

Permits

1

Max Depth

10,883 ft

First Permit

2024-04-26

Latest Activity

2024-04-26

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2025-04-08

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2024-10

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 2,751 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,432 ft+319 ft
GRAYBURG 4,089 ft-1,338 ft
SAN ANDRES - SALTWATER FLOW (San Andres)4,257 ft-1,506 ft
SPRABERRY 7,228 ft-4,477 ft
WOLFCAMP 8,852 ft-6,101 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
42-461-42754 PEMBROOK UNIT · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,430'Grayburg 4,089'San Andres 4,252'Clear Fork 6,336'Spraberry 7,231'Strawn Ellenburger Devonian Wolfcamp Fusselman
42-461-42759 BROOK O-18H · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,433'Grayburg 4,093'San Andres 4,256'Spraberry 7,228'Wolfcamp 8,844'Strawn Devonian Ellenburger Fusselman
42-461-42760 BROOK O-18I · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,450'Grayburg 4,086'San Andres 4,266'Spraberry 7,224'Wolfcamp 8,841'Fusselman Strawn Ellenburger Devonian
42-461-42752 PEMBROOK UNIT · PIONEER NATURAL RES. USA, INC.
0.1 mi
Yates 2,430'Grayburg 4,074'San Andres 4,252'Spraberry 7,223'Devonian Wolfcamp Strawn Ellenburger Fusselman
42-461-42755 BROOK O-18B · PIONEER NATURAL RES. USA, INC.
0.1 mi
Yates 2,428'Grayburg 4,071'San Andres 4,242'Spraberry 7,216'Wolfcamp 8,644'Wolfcamp 8,830'Fusselman Ellenburger Devonian Strawn
42-461-42756 BROOK O-18C · PIONEER NATURAL RES. USA, INC.
0.1 mi
Yates 2,431'Grayburg 4,061'San Andres 4,228'Spraberry 7,212'Wolfcamp 8,920'Fusselman Ellenburger Devonian Strawn
42-461-42753 PEMBROOK UNIT · PIONEER NATURAL RES. USA, INC.
0.1 mi
Yates 2,427'Grayburg 4,056'Grayburg 4,057'San Andres 4,219'San Andres 4,220'Clear Fork 6,315'Spraberry 7,215'Spraberry 7,216'Devonian Fusselman Wolfcamp Strawn +1 more
42-461-42757 BROOK O-18E · PIONEER NATURAL RES. USA, INC.
0.1 mi
Yates 2,425'Grayburg 4,047'San Andres 4,217'Spraberry 7,213'Wolfcamp 8,828'Strawn Fusselman 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).

Perforations (1)

IntervalType
10,065–25,492 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,364 ft1,650 sx
9.625"5,760 ft1,740 sx
5.5"25,517 ft2,030 sx

Permit History (1)

Applications (1)

#898735 A PIONEER NATURAL RES. USA, INC.
received 2024-04-09

Records & Logs

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

W-2/G-1 2025-06-24
W-2/G-1 2024-12-09 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 31.492138
Lon -101.870323

Well Details

Well Number
6H
Max Depth
10,883 ft
Drill Type
Horizontal
County
UPTON
District
7
Completed
2025-04-08

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