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42-235-35109

Final Completion Horizontal

ROCKER B

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

Permits

3

Max Depth

7,450 ft

First Permit

2012-07-20

Latest Activity

2012-07-20

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2013-03-05

Shut-In

—

Plugged

—

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→ PARKER & PARSLEY DEVELOPMENT L.P 1997-1997→ PIONEER NATURAL RES. USA, INC. 1997-2026→ CHESAPEAKE OPERATING, INC. 1998-1999→ PRIZE OPERATING COMPANY 1999-2002→ NADEL AND GUSSMAN PERMIAN,L.L.C. 1999-2004→ 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 →
Oil
production & DCA →

Formation Tops (5) Elevation 2,645 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SPRABERRY 4,974 ft-2,329 ft
UPPER SPRABERRY (Spraberry)4,974 ft-2,329 ft
DEAN 6,264 ft-3,619 ft
UPPER WOLFCAMP (Wolfcamp)6,464 ft-3,819 ft
WOLFCAMP 6,464 ft-3,819 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
7,234–14,474 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"800 ft760 sx
9.625"6,543 ft1,370 sx
5.5"14,568 ft2,245 sx

Permit History (3)

#744424 Drill Final Completion

ROCKER B ZACHRY S · 6,926 ft

2012-07-20

Spud 2012-10-06

#744424 Drill

ROCKER B 'Q' · 7,450 ft

2012-07-20

Spud 2012-10-06

#744424 Drill

ROCKER B 'Q' · 7,450 ft

2012-07-20

Spud 2012-10-06

Applications (3)

#744424 A PIONEER NATURAL RES. USA, INC.
received 2015-03-17
#744424 A PIONEER NATURAL RES. USA, INC.
received 2012-08-20
#744424 A PIONEER NATURAL RES. USA, INC.
received 2012-07-11

Records & Logs

4 completion filings on record · 4 with log images at RRC.

W-2/G-1 2015-04-01 log on file
W-2/G-1 2013-06-06 log on file
W-2/G-1 2013-06-06 log on file
W-2/G-1 2013-04-08 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
19H
Max Depth
7,450 ft
Drill Type
Horizontal
County
IRION
District
7
Operator
PIONEER NATURAL RES. USA INC.
Completed
2013-03-05

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