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42-235-34546

ROCKER B -E-

IRION County · District 7 · DISCOVERY NATURAL RESOURCES LLC · SPRABERRY (TREND AREA)

Permits

2

Max Depth

9,700 ft

First Permit

2010-06-25

Latest Activity

2010-06-25

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2010-12-06

Shut-In

—

Plugged

—

!

EWA / Permit operator mismatch

Scheduling: DISCOVERY NATURAL RESOURCES LLC ≠ Permit: PIONEER NATURAL RES. USA, INC.

Resolved via: production → DISCOVERY NATURAL RESOURCES LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

AMAX OIL & GAS INC. 1993-1993→ CONSOLIDATED OIL & GAS, INC 1993-1995→ HUGOTON ENERGY CORPORATION 1995-1998→ CHESAPEAKE OPERATING, INC. 1998-1999→ NADEL AND GUSSMAN PERMIAN,L.L.C. 1999-2004→ GRUY PETROLEUM MANAGEMENT CO. 2004-2006→ CIMAREX ENERGY CO. OF COLORADO 2006-2007→ PIONEER NATURAL RES. USA, INC. 2008-2014→ TRILOGY OPERATING, INC. 2008-2010→ FIML NATURAL RESOURCES, LLC 2010-2014→ DISCOVERY NATURAL RESOURCES LLC 2014-2026

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 2,547 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TOP UPPER SPRABERRY (Spraberry)5,098 ft-2,551 ft
TOP LOWER SPRABERRY (Spraberry)5,656 ft-3,109 ft
TOP DEAN (Dean)6,520 ft-3,973 ft
TOP WOLFCAMP (Wolfcamp)6,656 ft-4,109 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 (3)

IntervalType
5,125–6,067 ftPerforated
6,513–6,638 ftPerforated
6,796–8,502 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"561 ft350 sx
4.5"9,180 ft1,350 sx

Permit History (2)

#697954 Drill

ROCKER B "E" · 9,700 ft

2010-06-25

Spud 2010-09-02

#697954 Drill Final Completion

ROCKER B "E" · 9,700 ft

2010-06-25

Spud 2010-09-02

Applications (2)

#697954 A PIONEER NATURAL RES. USA, INC.
received 2010-07-29
#697954 A PIONEER NATURAL RES. USA, INC.
received 2010-06-22

Records & Logs

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

W-2/G-1 2011-02-10 log on file
W-2/G-1 2011-02-10 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 IRION County.

Well Details

Well Number
11
Max Depth
9,700 ft
Drill Type
Vertical
County
IRION
District
7
Operator
DISCOVERY NATURAL RESOURCES LLC
Completed
2010-12-06

Operator

Location
DENVER
P-5 Status
Active (filed 2026-01-12)
Cum Oil (all leases)
51,732,063 bbl
Cum Gas (all leases)
23,685,198 mcf
Activities
G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits
439