42-461-41371

Unperfed Completion Horizontal

BROOK D-C31B

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

Permits

1

Max Depth

10,300 ft

First Permit

2019-12-18

Latest Activity

2019-12-18

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2020-10-02

Shut-In

Plugged

2020-12-14

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2020-03

Last Production

2021-01

Lease Production

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

Formation Tops (10) Elevation 2,681 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,124 ft+557 ft
GRAYBURG 3,425 ft-744 ft
SAN ANDRES - SALTWATER FLOW (San Andres)3,571 ft-890 ft
SPRABERRY 6,788 ft-4,107 ft
DEAN 8,202 ft-5,521 ft
WOLFCAMP 8,388 ft-5,707 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
42-461-41370 BROOK D-C31A · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,192'Grayburg 3,788'San Andres 3,904'Spraberry 6,785'Dean 8,200'Wolfcamp 8,383'Ellenburger Strawn Fusselman Devonian
42-461-41372 BROOK D-C31C · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,130'Grayburg 3,408'San Andres 3,566'Spraberry 6,779'Dean 8,196'Fusselman Devonian Wolfcamp Ellenburger Strawn
42-461-41572 BROOK D-C31B · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,196'Grayburg 3,784'San Andres 3,900'Spraberry 6,789'Wolfcamp 8,391'Devonian Fusselman Ellenburger Strawn
42-461-41373 BROOK D-C31D · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,189'Yates 2,190'Grayburg 3,791'San Andres 3,902'San Andres 3,903'Spraberry 6,779'Wolfcamp 8,377'Strawn Fusselman Ellenburger Devonian
42-461-41360 BROOK D-W31D · PIONEER NATURAL RES. USA, INC.
0.2 mi
Yates 2,199'Yates 2,200'Grayburg 3,745'San Andres 3,876'Clear Fork 5,918'Spraberry 6,778'Spraberry 6,779'Dean 8,193'Wolfcamp 8,378'Ellenburger Strawn Fusselman +1 more
42-461-41359 BROOK D-W31C · PIONEER NATURAL RES. USA, INC.
0.2 mi
Yates 2,134'Grayburg 3,431'Grayburg 3,432'San Andres 3,587'Spraberry 6,781'Dean 8,199'Wolfcamp 8,388'Ellenburger Devonian Fusselman Strawn
42-461-41358 BROOK D-W31B · PIONEER NATURAL RES. USA, INC.
0.2 mi
Yates 2,204'Grayburg 3,773'San Andres 3,873'Spraberry 6,779'Wolfcamp 8,388'Devonian Strawn Ellenburger Fusselman
42-461-41356 BROOK D-W31A · PIONEER NATURAL RES. USA, INC.
0.2 mi
Yates 2,200'Yates 2,201'Grayburg 3,160'Grayburg 3,733'San Andres 3,871'San Andres 3,872'Spraberry 6,780'Dean 8,199'Wolfcamp 8,387'Strawn Fusselman Ellenburger +1 more

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"1,187 ft1,150 sx
9.625"5,265 ft1,165 sx
5.5"21,379 ft1,125 sx

Permit History (1)

Applications (1)

#859297 A PIONEER NATURAL RES. USA, INC.
received 2019-11-19

Records & Logs

2 completion filings on record.

W-2/G-1 2020-11-18
W-2/G-1 2020-08-31
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 31.405576
Lon -101.797841

Well Details

Well Number
202H
Max Depth
10,300 ft
Drill Type
Horizontal
County
UPTON
District
7
Completed
2020-10-02

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