← Wells

42-383-36192

Final Completion

ROCKER B. -N-

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

Permits

1

Max Depth

9,200 ft

First Permit

2008-04-07

Latest Activity

2008-04-07

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2008-11-14

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

GRAHAM ROYALTY, LTD. 1993-1993→ MIDPAR L.P. 1993-1995→ PARKER & PARSLEY DEVELOPMENT L.P 1995-1997→ 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 →
Oil
production & DCA →

Formation Tops (4) Elevation 2,480 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TOP UPPER SPRABERRY (Spraberry)5,228 ft-2,748 ft
TOP LOWER SPRABERRY (Spraberry)5,806 ft-3,326 ft
TOP DEAN (Dean)6,639 ft-4,159 ft
BASE DEAN (Dean)6,793 ft-4,313 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 (6)

IntervalType
5,259–5,373 ftPerforated
5,855–6,140 ftPerforated
6,634–6,758 ftPerforated
6,984–7,391 ftPerforated
7,675–7,818 ftPerforated
8,254–8,290 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"701 ft375 sx
4.5"8,564 ft845 sx

Permit History (1)

#657984 Drill Final Completion

ROCKER B "N" · 9,200 ft

2008-04-07

Spud 2008-10-11

Applications (1)

#657984 A PIONEER NATURAL RES. USA, INC.
received 2008-03-24

Records & Logs

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

W-2/G-1 2026-01-13
W-2/G-1 2009-02-17
W-2/G-1 2009-02-17
W-2/G-1 2009-01-12 log on file
W-2/G-1 2009-01-29
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
71
Max Depth
9,200 ft
Drill Type
Vertical
County
REAGAN
District
7
Operator
PIONEER NATURAL RES. USA INC.
Completed
2008-11-14

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
15,401