42-235-36560

PRODUCING Horizontal

ROCKER B

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

Permits

2

Max Depth

9,256 ft

First Permit

2022-11-18

Latest Activity

2022-11-18

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2024-01-19

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 (12) Elevation 2,600 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 485 ft+2,115 ft
RUSTLER 866 ft+1,734 ft
YATES 1,124 ft+1,476 ft
SEVEN RIVERS 1,371 ft+1,229 ft
QUEEN 1,597 ft+1,003 ft
GRAYBURG 1,955 ft+645 ft
SAN ANDRES 2,198 ft+402 ft
CLEARFORK (Clear Fork)3,592 ft-992 ft
SPRABERRY 5,116 ft-2,516 ft
DEAN 6,421 ft-3,821 ft
WOLFCAMP 6,556 ft-3,956 ft
CANYON

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
42-235-36562 ROCKER B · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 485'Yates 1,119'Seven Rivers 1,370'Queen 1,588'Rustler 1,806'Grayburg 1,941'San Andres 2,196'Clear Fork 3,569'Spraberry 5,055'Dean 6,419'Wolfcamp 6,563'
42-235-36561 ROCKER B · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 485'Rustler 978'Yates 1,120'Seven Rivers 1,375'Queen 1,588'Grayburg 1,939'San Andres 2,193'Clear Fork 3,538'Spraberry 5,025'Dean 6,417'
42-235-36455 ROCKER B · PIONEER NATURAL RES. USA, INC.
1.2 mi
Grayburg 1,793'San Andres 2,057'Clear Fork 3,461'Spraberry 4,972'Wolfcamp 6,470'Fusselman Canyon
42-235-36456 ROCKER B · PIONEER NATURAL RES. USA, INC.
1.2 mi
Grayburg 1,797'San Andres 2,063'Clear Fork 3,499'Spraberry 5,057'Wolfcamp 6,551'Canyon Fusselman
42-235-36457 ROCKER B · PIONEER NATURAL RES. USA, INC.
1.2 mi
Grayburg 1,803'San Andres 2,075'Clear Fork 3,419'Spraberry 4,944'Wolfcamp 6,447'Fusselman Canyon
42-235-36213 ROCKER B · PIONEER NATURAL RES. USA, INC.
1.5 mi
Grayburg 1,807'San Andres 2,969'Clear Fork 3,967'Spraberry 4,970'Wolfcamp 6,474'Canyon Fusselman
42-235-36212 ROCKER B · PIONEER NATURAL RES. USA, INC.
1.5 mi
Grayburg 1,800'San Andres 1,970'Clear Fork 3,949'Spraberry 4,963'Wolfcamp 6,455'Fusselman Canyon
42-383-39906 ROCK HOLLOW D · DISCOVERY NATURAL RESOURCES LLC
1.5 mi
Queen 1,715'Grayburg 1,899'San Andres 2,290'Clear Fork 3,500'Spraberry 5,112'Ellenburger Strawn 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
7,290–22,561 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"864 ft1,100 sx
9.625"3,557 ft1,027 sx
5.5"22,596 ft1,173 sx

Permit History (2)

Applications (2)

#885563 A PIONEER NATURAL RES. USA, INC.
received 2024-02-09
#885563 A PIONEER NATURAL RES. USA, INC.
received 2022-11-07

Records & Logs

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

W-2/G-1 2024-04-17
W-2/G-1 2024-02-26 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 31.249376
Lon -101.263881

Well Details

Well Number
179H
Max Depth
9,256 ft
Drill Type
Horizontal
County
IRION
District
7
Completed
2024-01-19

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