42-383-37021

SHUT IN

UNIVERSITY 2-21

REAGAN County · District 7 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)

Permits

1

Max Depth

10,800 ft

First Permit

2010-10-08

Latest Activity

2010-10-08

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2026-01-04

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2008-11

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 (8) Elevation 2,648 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TOP UPPER SPRABERRY (Spraberry)6,372 ft-3,724 ft
UPPER SPRABERRY (Spraberry)6,372 ft-3,724 ft
LOWER SPRABERRY (Spraberry)6,948 ft-4,300 ft
TOP LOWER SPRABERRY (Spraberry)6,948 ft-4,300 ft
DEAN 7,768 ft-5,120 ft
TOP DEAN (Dean)7,768 ft-5,120 ft
TOP WOLFCAMP (Wolfcamp)7,951 ft-5,303 ft
WOLFCAMP 7,951 ft-5,303 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
6,392–7,278 ftPerforated
7,794–7,900 ftPerforated
8,098–10,102 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"567 ft325 sx
4.5"10,388 ft1,495 sx

Permit History (1)

Applications (1)

#703042 A PIONEER NATURAL RES. USA, INC.
received 2010-09-30

Records & Logs

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

W-2/G-1 2026-03-11
W-2/G-1 2011-08-01 log on file
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
4
Max Depth
10,800 ft
Drill Type
Vertical
County
REAGAN
District
7
Completed
2026-01-04

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
15,401