42-235-36213

PRODUCING Horizontal

ROCKER B

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

Permits

1

Max Depth

9,300 ft

First Permit

2017-09-01

Latest Activity

2017-09-01

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2018-02-16

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 (7) Elevation 2,524 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
GRAYBURG 1,807 ft+717 ft
SAN ANDRES 2,969 ft-445 ft
CLEARFORK (Clear Fork)3,967 ft-1,443 ft
SPRABERRY 4,970 ft-2,446 ft
WOLFCAMP 6,474 ft-3,950 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
42-235-36212 ROCKER B · PIONEER NATURAL RES. USA, INC.
0.0 mi
Grayburg 1,800'San Andres 1,970'Clear Fork 3,949'Spraberry 4,963'Wolfcamp 6,455'Fusselman Canyon
42-383-41584 ROCKER B · PIONEER NATURAL RES. USA, INC.
1.5 mi
Santa Rosa 587'Rustler 848'Yates 1,192'Seven Rivers 1,315'Queen 1,696'Grayburg 2,039'San Andres 2,307'Clear Fork 3,889'Spraberry 5,076'Dean 6,454'Wolfcamp 6,595'Ellenburger +2 more
42-383-41583 ROCKER B · PIONEER NATURAL RES. USA, INC.
1.5 mi
Santa Rosa 587'Rustler 905'Yates 1,193'Seven Rivers 1,315'Queen 1,715'Grayburg 2,050'San Andres 2,308'Clear Fork 3,922'Spraberry 5,094'Dean 6,465'Wolfcamp 6,607'Strawn +2 more
42-235-36561 ROCKER B · PIONEER NATURAL RES. USA, INC.
1.5 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'
42-235-36562 ROCKER B · PIONEER NATURAL RES. USA, INC.
1.5 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'
42-235-36560 ROCKER B · PIONEER NATURAL RES. USA, INC.
1.5 mi
Santa Rosa 485'Rustler 866'Yates 1,124'Seven Rivers 1,371'Queen 1,597'Grayburg 1,955'San Andres 2,198'Clear Fork 3,592'Spraberry 5,116'Dean 6,421'Wolfcamp 6,556'Canyon
42-235-36455 ROCKER B · PIONEER NATURAL RES. USA, INC.
1.6 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.
1.6 mi
Grayburg 1,797'San Andres 2,063'Clear Fork 3,499'Spraberry 5,057'Wolfcamp 6,551'Canyon 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
7,176–17,348 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"792 ft757 sx
9.625"4,045 ft560 sx
5.5"17,378 ft2,475 sx

Permit History (1)

Applications (1)

#830249 A PIONEER NATURAL RES. USA, INC.
received 2017-08-23

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2018-05-21 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 31.270043
Lon -101.255311

Well Details

Well Number
133H
Max Depth
9,300 ft
Drill Type
Horizontal
County
IRION
District
7
Completed
2018-02-16

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