42-461-40186

Final Completion Horizontal

BROOK D-29W

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

Permits

5

Max Depth

10,700 ft

First Permit

2015-09-10

Latest Activity

2020-01-23

Lifespan

4 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2021-09

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 (14) Elevation 2,682 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,222 ft+460 ft
YATES 2,237 ft+445 ft
GRAYBURG 3,743 ft-1,061 ft
GRAYBURG 3,802 ft-1,120 ft
SAN ANDRES - SALTWATER FLOW (San Andres)3,884 ft-1,202 ft
SAN ANDRES - SALTWATER FLOW (San Andres)3,946 ft-1,264 ft
SPRABERRY 6,803 ft-4,121 ft
SPRABERRY 6,875 ft-4,193 ft
WOLFCAMP 8,387 ft-5,705 ft
WOLFCAMP 8,460 ft-5,778 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
42-461-41446 PEMBROOK 28 · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,216'Yates 2,217'Grayburg 3,750'San Andres 3,886'San Andres 3,887'Spraberry 6,804'Spraberry 6,805'Wolfcamp 8,394'Fusselman Ellenburger Devonian Strawn
42-461-41445 PEMBROOK 28 · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,213'Grayburg 3,758'San Andres 3,896'San Andres 3,897'Spraberry 6,806'Spraberry 6,807'Wolfcamp 8,386'Fusselman Devonian Ellenburger Strawn
42-461-41444 PEMBROOK 28 · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,220'Grayburg 3,783'Grayburg 3,784'San Andres 3,900'San Andres 3,901'Spraberry 6,810'Wolfcamp 8,395'Wolfcamp 8,396'Devonian Ellenburger Strawn Fusselman
42-461-40185 PEMBROOK 28 · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,213'Grayburg 3,786'Grayburg 3,787'San Andres 3,898'San Andres 5,068'Spraberry 6,812'Spraberry 6,813'Wolfcamp 8,405'Fusselman Devonian Ellenburger Strawn
42-461-41527 PEMBROOK UNIT · PIONEER NATURAL RES. USA, INC.
0.1 mi
Yates 2,215'Grayburg 3,727'San Andres 3,869'Spraberry 5,939'Spraberry 6,824'Dean Fusselman Ellenburger Devonian Wolfcamp Strawn
42-461-42854 BROOK D-30A · PIONEER NATURAL RES. USA, INC.
0.1 mi
Yates 2,212'Grayburg 3,827'San Andres 3,985'Spraberry 6,812'Wolfcamp 8,394'Strawn Fusselman Devonian Ellenburger
42-461-41095 PEMBROOK UNIT · PIONEER NATURAL RES. USA, INC.
0.2 mi
Yates 2,200'Grayburg 3,728'San Andres 3,856'Spraberry 6,788'Wolfcamp 8,372'Strawn Fusselman Devonian Ellenburger
42-461-42855 BROOK D-30B · PIONEER NATURAL RES. USA, INC.
0.2 mi
Yates 2,213'Grayburg 3,821'San Andres 3,973'Spraberry 6,804'Wolfcamp 8,383'Devonian Strawn Ellenburger Fusselman

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
9,570–21,991 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,168 ft1,200 sx
9.625"5,191 ft1,550 sx
5.5"22,016 ft1,377 sx

Permit History (5)

Applications (5)

#860836 A PIONEER NATURAL RES. USA, INC.
received 2020-12-16
#860836 A PIONEER NATURAL RES. USA, INC.
received 2020-07-15
#860836 A PIONEER NATURAL RES. USA, INC.
received 2020-01-13
#831288 A PIONEER NATURAL RES. USA, INC.
received 2017-09-25
#809776 A PIONEER NATURAL RES. USA, INC.
received 2015-08-25

Records & Logs

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

W-2/G-1 2021-12-09
W-2/G-1 2021-11-02 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 31.429371
Lon -101.799820

Well Details

Well Number
123H
Max Depth
10,700 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