42-461-42753

PRODUCING Horizontal

PEMBROOK UNIT

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

Permits

1

Max Depth

8,525 ft

First Permit

2024-04-15

Latest Activity

2024-04-15

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2025-03-28

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

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 (13) Elevation 2,751 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,427 ft+324 ft
GRAYBURG 4,056 ft-1,305 ft
GRAYBURG 4,057 ft-1,306 ft
SAN ANDRES - SALTWATER FLOW (San Andres)4,219 ft-1,468 ft
SAN ANDRES - SALTWATER FLOW (San Andres)4,220 ft-1,469 ft
CLEARFORK (Clear Fork)6,315 ft-3,564 ft
SPRABERRY 7,215 ft-4,464 ft
SPRABERRY 7,216 ft-4,465 ft
DEVONIAN
ELLENBURGER
FUSSELMAN
STRAWN
WOLFCAMP

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
42-461-42756 BROOK O-18C · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,431'Grayburg 4,061'San Andres 4,228'Spraberry 7,212'Wolfcamp 8,920'Fusselman Strawn Ellenburger Devonian
42-461-42757 BROOK O-18E · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,425'Grayburg 4,047'San Andres 4,217'Spraberry 7,213'Wolfcamp 8,828'Devonian Fusselman Ellenburger Strawn
42-461-42755 BROOK O-18B · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,428'Grayburg 4,071'San Andres 4,242'Spraberry 7,216'Wolfcamp 8,644'Wolfcamp 8,830'Fusselman Ellenburger Devonian Strawn
42-461-42752 PEMBROOK UNIT · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,430'Grayburg 4,074'San Andres 4,252'Spraberry 7,223'Strawn Wolfcamp Ellenburger Devonian Fusselman
42-461-42760 BROOK O-18I · PIONEER NATURAL RES. USA, INC.
0.1 mi
Yates 2,450'Grayburg 4,086'San Andres 4,266'Spraberry 7,224'Wolfcamp 8,841'Devonian Strawn Fusselman Ellenburger
42-461-42759 BROOK O-18H · PIONEER NATURAL RES. USA, INC.
0.1 mi
Yates 2,433'Grayburg 4,093'San Andres 4,256'Spraberry 7,228'Wolfcamp 8,844'Fusselman Ellenburger Devonian Strawn
42-461-42754 PEMBROOK UNIT · PIONEER NATURAL RES. USA, INC.
0.1 mi
Yates 2,430'Grayburg 4,089'San Andres 4,252'Clear Fork 6,336'Spraberry 7,231'Fusselman Ellenburger Devonian Wolfcamp Strawn
42-461-42758 BROOK O-18F · PIONEER NATURAL RES. USA, INC.
0.1 mi
Yates 2,432'Grayburg 4,089'San Andres 4,257'Spraberry 7,228'Wolfcamp 8,852'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
8,308–23,825 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,348 ft1,650 sx
9.625"6,441 ft1,584 sx
5.5"23,850 ft1,191 sx

Permit History (1)

Applications (1)

#898739 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 2025-06-26
W-2/G-1 2024-10-29 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 31.493073
Lon -101.868827

Well Details

Well Number
1804H
Max Depth
8,525 ft
Drill Type
Horizontal
County
UPTON
District
7
Completed
2025-03-28

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