← Wells

42-383-34167

Final Completion

ROCKER B. -N-

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

Permits

1

Max Depth

6,900 ft

First Permit

1992-02-20

Latest Activity

1992-02-20

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2016-06-06

Shut-In

—

Plugged

2025-03-07

!

EWA / Permit operator mismatch

Scheduling: PIONEER NATURAL RES. USA INC. ≠ Permit: GRAHAM ROYALTY, LTD.

Resolved via: production → PIONEER NATURAL RES. USA, INC.

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 →

Formation Tops (5) Elevation 2,470 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
UPPER SPRABERRY (Spraberry)5,212 ft-2,742 ft
MIDDLE SPRABERRY (Spraberry)5,775 ft-3,305 ft
LOWER SPRABERRY (Spraberry)6,200 ft-3,730 ft
DEAN 6,628 ft-4,158 ft
WOLFCAMP 6,783 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 (1)

IntervalType
5,213–6,767 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"612 ft300 sx
4.5"6,900 ft810 sx

Permit History (1)

#396683 Drill Final Completion

ROCKER B "N" · 6,900 ft

1992-02-20

Spud 1992-03-12

Applications (1)

#396683 A GRAHAM ROYALTY, LTD.
received 1992-02-14

Records & Logs

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

W-2/G-1 2016-07-26
W-2/G-1 1992-08-26 log on file
W-2/G-1 1992-09-03
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
37
Max Depth
6,900 ft
Drill Type
Vertical
County
REAGAN
District
7
Operator
PIONEER NATURAL RES. USA INC.
Completed
2016-06-06

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
15,403