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42-383-34948

SHUT IN

SPRABERRY DRIVER UNIT

REAGAN County · District 8 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)

Permits

1

Max Depth

8,670 ft

First Permit

1998-10-02

Latest Activity

1998-10-02

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

1999-03-27

Shut-In

—

Plugged

—

P-5 Org Status: Active

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

PG&E RESOURCES COMPANY 1993-1994→ MIDPAR L.P. 1994-1995→ PARKER & PARSLEY DEVELOPMENT L.P 1995-1997→ PIONEER NATURAL RES. USA, INC. 1997-2026

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 (4) Elevation 2,720 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TOP UPPER SPRABERRY (Spraberry)6,930 ft-4,210 ft
TOP LOWER SPRABERRY (Spraberry)7,636 ft-4,916 ft
TOP OF DEAN (Dean)8,328 ft-5,608 ft
BASE OF DEAN (Dean)8,572 ft-5,852 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
6,950–7,115 ftPerforated
7,657–7,854 ftPerforated
8,344–8,565 ftPerforated

Casing (2)

SizeSet DepthCement
12.75"380 ft330 sx
4.5"8,683 ft1,385 sx

Permit History (1)

#479885 Drill Final Completion

SPRABERRY DRIVER UNIT · 8,670 ft

1998-10-02

Spud 1998-10-16

Applications (1)

#479885 A PIONEER NATURAL RES. USA, INC.
received 1998-10-02

Records & Logs

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

W-2/G-1 1999-05-14 log on file
W-2/G-1 1999-06-09
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
1261A
Max Depth
8,670 ft
Drill Type
Vertical
County
REAGAN
District
8
Operator
PIONEER NATURAL RES. USA INC.
Completed
1999-03-27

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
15,403