42-317-34955

SHUT IN

STUBBLEFIELD 26A

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

Permits

1

Max Depth

10,500 ft

First Permit

2007-07-16

Latest Activity

2007-07-16

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2008-02-26

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2008-02

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 2,703 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TOP UPPER SPRABERRY (Spraberry)7,258 ft-4,555 ft
TOP LOWER SPRABERRY (Spraberry)7,760 ft-5,057 ft
TOP DEAN (Dean)8,572 ft-5,869 ft
TOP WOLFCAMP (Wolfcamp)8,798 ft-6,095 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 (6)

IntervalType
7,286–7,347 ftPerforated
8,004–8,172 ftPerforated
8,650–8,780 ftPerforated
8,826–8,994 ftPerforated
9,082–9,278 ftPerforated
9,320–9,488 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"320 ft300 sx
4.5"10,099 ft1,000 sx

Permit History (1)

Applications (1)

#642043 A PIONEER NATURAL RES. USA, INC.
received 2007-07-06

Records & Logs

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

W-2/G-1 2008-04-14 log on file
W-2/G-1 2008-10-30
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 MARTIN County.

Well Details

Well Number
1
Max Depth
10,500 ft
Drill Type
Vertical
County
MARTIN
District
8
Completed
2008-02-26

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