42-329-35251

SHUT IN

SHACKELFORD SPRABERRY UNIT

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

Permits

1

Max Depth

9,000 ft

First Permit

2005-02-09

Latest Activity

2005-02-09

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2005-07-27

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (4) Elevation 2,698 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TOP UPPER SPRABERRY (Spraberry)7,222 ft-4,524 ft
TOP LOWER SPRABERRY (Spraberry)7,803 ft-5,105 ft
TOP DEAN (Dean)8,608 ft-5,910 ft
BASE DEAN (Dean)8,794 ft-6,096 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 (2)

IntervalType
7,936–8,128 ftPerforated
8,622–8,874 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"400 ft250 sx
4.5"8,958 ft660 sx

Permit History (1)

Applications (1)

#557258 A PIONEER NATURAL RES. USA, INC.
received 2005-02-04

Records & Logs

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

W-2/G-1 2005-08-22 log on file
W-2/G-1 2006-01-18

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
4915 A
Max Depth
9,000 ft
Drill Type
Vertical
County
MIDLAND
District
8
Completed
2005-07-27

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
15,423