42-235-36459

Final Completion Horizontal

ROCKER B

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

Permits

2

Max Depth

8,763 ft

First Permit

2020-04-24

Latest Activity

2022-04-28

Lifespan

2 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1997-04

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 (7) Elevation 2,546 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
GRAYBURG 1,845 ft+701 ft
SAN ANDRES 1,972 ft+574 ft
CLEARFORK (Clear Fork)3,430 ft-884 ft
SPRABERRY 4,893 ft-2,347 ft
WOLFCAMP 6,396 ft-3,850 ft
CANYON
FUSSELMAN

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
42-235-36460 ROCKER B · PIONEER NATURAL RES. USA, INC.
0.0 mi
Grayburg 1,842'San Andres 1,970'Clear Fork 3,416'Spraberry 4,889'Wolfcamp 6,519'Fusselman Canyon
42-235-36458 ROCKER B · PIONEER NATURAL RES. USA, INC.
0.0 mi
Grayburg 1,844'San Andres 1,978'Clear Fork 3,481'Spraberry 4,890'Wolfcamp 6,397'Fusselman Canyon
42-235-36657 ROCKER B · PIONEER NATURAL RES. USA, INC.
1.0 mi
Santa Rosa 316'Yates 1,042'Queen 1,469'Grayburg 1,870'San Andres 2,040'Clear Fork 3,684'Spraberry 4,943'Dean 6,289'Wolfcamp 6,431'Canyon Fusselman
42-235-36656 ROCKER B · PIONEER NATURAL RES. USA, INC.
1.0 mi
Yates 1,033'Yates 1,034'Queen 1,464'Grayburg 1,867'Grayburg 2,009'San Andres 2,040'San Andres 2,108'Clear Fork 3,630'Clear Fork 3,720'Spraberry 4,903'Spraberry 4,939'Dean 6,276' +5 more
42-235-36256 ROCKER B · PIONEER NATURAL RES. USA, INC.
1.0 mi
Grayburg 1,871'San Andres 1,996'Clear Fork 3,702'Spraberry 4,899'Wolfcamp 6,429'Fusselman Canyon
42-235-36255 ROCKER B · PIONEER NATURAL RES. USA, INC.
1.0 mi
Grayburg 1,896'San Andres 2,046'Clear Fork 3,696'Spraberry 4,929'Wolfcamp 6,442'Fusselman Canyon
42-235-36424 ROCKER B · PIONEER NATURAL RES. USA, INC.
1.3 mi
Grayburg 1,823'Grayburg 1,837'San Andres 1,942'San Andres 1,960'Clear Fork 3,418'Clear Fork 3,503'Spraberry 4,888'Spraberry 4,979'Wolfcamp 6,413'Wolfcamp 6,506'Canyon Fusselman
42-235-36423 ROCKER B · PIONEER NATURAL RES. USA, INC.
1.3 mi
Grayburg 1,768'San Andres 1,948'San Andres 1,949'Clear Fork 3,473'Clear Fork 3,474'Spraberry 4,900'Wolfcamp 6,418'Fusselman Canyon

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
6,784–16,365 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"809 ft850 sx
9.625"5,990 ft892 sx
5.5"16,390 ft2,373 sx

Permit History (2)

Applications (2)

#879413 A PIONEER NATURAL RES. USA, INC.
received 2022-04-25
#863425 A PIONEER NATURAL RES. USA, INC.
received 2020-04-23

Records & Logs

2 completion filings on record.

W-2/G-1 2023-04-25
W-2/G-1 2023-03-21
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 31.303599
Lon -101.226687

Well Details

Well Number
161H
Max Depth
8,763 ft
Drill Type
Horizontal
County
IRION
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