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42-383-38424

PRODUCING Horizontal

ROCKER B

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

Permits

1

Max Depth

7,500 ft

First Permit

2013-08-21

Latest Activity

2013-08-21

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2014-02-27

Shut-In

—

Plugged

—

P-5 Org Status: Active

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1997-04

Last Production

2026-07

Operator History

Chain of Custody

PARKER & PARSLEY DEVELOPMENT L.P 1997-1997→ PIONEER NATURAL RES. USA, INC. 1997-2026→ PRIZE OPERATING COMPANY 1999-2002→ GRUY PETROLEUM MANAGEMENT CO. 2002-2006→ CIMAREX ENERGY CO. OF COLORADO 2006-2007

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Oil
production & DCA →

Formation Tops (6) Elevation 2,578 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
GRAYBURG 2,159 ft+419 ft
SAN ANDRES 2,320 ft+258 ft
CLEARFORK (Clear Fork)3,836 ft-1,258 ft
SPRABERRY 5,074 ft-2,496 ft
DEAN 6,442 ft-3,864 ft
WOLFCAMP 6,605 ft-4,027 ft

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 ↗

Perforations (1)

IntervalType
7,407–14,549 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"750 ft656 sx
9.625"6,150 ft862 sx
5.5"14,655 ft1,511 sx

Permit History (1)

#768492 Drill Final Completion

ROCKER B · 7,500 ft

2013-08-21

Spud 2013-11-08

Applications (1)

#768492 A PIONEER NATURAL RES. USA, INC.
received 2013-08-19

Records & Logs

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

W-2/G-1 2014-04-07 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.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in REAGAN County.

Well Details

Well Number
41H
Max Depth
7,500 ft
Drill Type
Horizontal
County
REAGAN
District
7
Operator
PIONEER NATURAL RES. USA INC.
Completed
2014-02-27

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
15,400