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42-383-34890

Final Completion

SPRABERRY DRIVER UNIT

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

Permits

1

Max Depth

8,600 ft

First Permit

1997-12-17

Latest Activity

1997-12-17

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1998-01-22

Shut-In

—

Plugged

2024-05-31

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 (3) Elevation 2,709 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TOP UPPER SPRABERRY (Spraberry)6,770 ft-4,061 ft
TOP LOWER SPRABERRY (Spraberry)7,467 ft-4,758 ft
TOP DEAN (Dean)8,180 ft-5,471 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
6,774–6,965 ftPerforated
7,479–7,739 ftPerforated
8,175–8,345 ftPerforated

Casing (2)

SizeSet DepthCement
12.75"416 ft345 sx
4.5"8,540 ft1,435 sx

Permit History (1)

#471355 Drill Final Completion

SPRABERRY DRIVER UNIT · 8,600 ft

1997-12-17

Spud 1997-12-20

Applications (1)

#471355 A PIONEER NATURAL RES. USA, INC.
received 1997-12-17

Records & Logs

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

W-2/G-1 1998-07-02 log on file
W-2/G-1 1998-07-10
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
1085A
Max Depth
8,600 ft
Drill Type
Vertical
County
REAGAN
District
8
Operator
PIONEER NATURAL RES. USA INC.
Completed
1998-01-22

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