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42-329-36013

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SHACKELFORD SPRABERRY UNIT

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

Permits

1

Max Depth

9,500 ft

First Permit

2008-07-24

Latest Activity

2008-07-24

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2019-04-10

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

PARKER & PARSLEY DEVELOPMENT CO. 1993-1995→ 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 2,762 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TOP UPPER SPRABERRY (Spraberry)7,360 ft-4,598 ft
TOP LOWER SPRABERRY (Spraberry)7,936 ft-5,174 ft
TOP DEAN (Dean)8,748 ft-5,986 ft
BASE DEAN (Dean)8,936 ft-6,174 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
7,362–7,550 ftPerforated
8,083–8,274 ftPerforated
8,781–8,931 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"420 ft300 sx
4.5"9,180 ft750 sx

Permit History (1)

#665946 Drill Final Completion

SHACKELFORD SPRABERRY UNIT · 9,500 ft

2008-07-24

Spud 2008-10-22

Applications (1)

#665946 A PIONEER NATURAL RES. USA, INC.
received 2008-07-02

Records & Logs

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

W-2/G-1 2019-05-15
W-2/G-1 2009-02-09 log on file
W-2/G-1 2009-02-19
Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images 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 MIDLAND County.

Well Details

Well Number
6837A
Max Depth
9,500 ft
Drill Type
Vertical
County
MIDLAND
District
8
Operator
PIONEER NATURAL RES. USA INC.
Completed
2019-04-10

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
15,423