42-235-36656

PRODUCING Horizontal

ROCKER B

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

Permits

1

Max Depth

8,893 ft

First Permit

2024-08-28

Latest Activity

2024-08-28

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2025-04-30

Shut-In

Plugged

P-5 Org Status: Active

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 (17) Elevation 2,525 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 1,033 ft+1,492 ft
YATES 1,034 ft+1,491 ft
QUEEN 1,464 ft+1,061 ft
GRAYBURG 1,867 ft+658 ft
GRAYBURG 2,009 ft+516 ft
SAN ANDRES 2,040 ft+485 ft
SAN ANDRES 2,108 ft+417 ft
CLEARFORK (Clear Fork)3,630 ft-1,105 ft
CLEARFORK (Clear Fork)3,720 ft-1,195 ft
SPRABERRY 4,903 ft-2,378 ft
SPRABERRY 4,939 ft-2,414 ft
DEAN 6,276 ft-3,751 ft
DEAN 6,306 ft-3,781 ft
WOLFCAMP 6,419 ft-3,894 ft
WOLFCAMP 6,449 ft-3,924 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
42-235-36657 ROCKER B · PIONEER NATURAL RES. USA, INC.
0.0 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
42-235-36256 ROCKER B · PIONEER NATURAL RES. USA, INC.
0.0 mi
Grayburg 1,871'San Andres 1,996'Clear Fork 3,702'Spraberry 4,899'Wolfcamp 6,429'Canyon Fusselman
42-235-36255 ROCKER B · PIONEER NATURAL RES. USA, INC.
0.0 mi
Grayburg 1,896'San Andres 2,046'Clear Fork 3,696'Spraberry 4,929'Wolfcamp 6,442'Fusselman Canyon
42-235-36559 ROCKER B · PIONEER NATURAL RES. USA, INC.
0.4 mi
Santa Rosa 444'Rustler 800'Yates 1,061'Seven Rivers 1,296'Queen 1,500'Grayburg 1,941'San Andres 2,083'Clear Fork 3,468'Spraberry 4,972'Dean 6,341'
42-235-36558 ROCKER B · PIONEER NATURAL RES. USA, INC.
0.4 mi
Santa Rosa 444'Rustler 816'Yates 1,059'Seven Rivers 1,296'San Andres 1,296'Queen 1,500'Grayburg 1,925'San Andres 2,079'Clear Fork 3,502'Spraberry 4,970'Dean 6,344'Wolfcamp 6,487' +1 more
42-235-36557 ROCKER B · PIONEER NATURAL RES. USA, INC.
0.4 mi
Rustler 832'Yates 1,057'Seven Rivers 1,293'Queen 1,495'Grayburg 1,925'San Andres 2,116'Clear Fork 3,522'Spraberry 4,978'Dean 6,362'Wolfcamp 6,495'
42-235-36458 ROCKER B · PIONEER NATURAL RES. USA, INC.
1.0 mi
Grayburg 1,844'San Andres 1,978'Clear Fork 3,481'Spraberry 4,890'Wolfcamp 6,397'Canyon Fusselman
42-235-36459 ROCKER B · PIONEER NATURAL RES. USA, INC.
1.0 mi
Grayburg 1,845'San Andres 1,972'Clear Fork 3,430'Spraberry 4,893'Wolfcamp 6,396'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
7,027–14,808 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"725 ft4,680 sx
9.625"4,977 ft942 sx
5.5"14,833 ft992 sx

Permit History (1)

Applications (1)

#902310 A PIONEER NATURAL RES. USA, INC.
received 2024-08-28

Records & Logs

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

W-2/G-1 2025-07-09
W-2/G-1 2025-02-27 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 31.298670
Lon -101.241944

Well Details

Well Number
154H
Max Depth
8,893 ft
Drill Type
Horizontal
County
IRION
District
7
Completed
2025-04-30

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