42-383-35908

Final Completion

UNIVERSITY 10-1

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

Permits

2

Max Depth

9,500 ft

First Permit

2006-12-29

Latest Activity

2006-12-29

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2025-01-10

Shut-In

Plugged

2026-01-19

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2007-04

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 (7) Elevation 2,666 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TOP UPPER SPRABERRY (Spraberry)5,900 ft-3,234 ft
TOP UPPER SPRABERRY (Spraberry)5,925 ft-3,259 ft
UPPER SPRABERRY (Spraberry)5,925 ft-3,259 ft
LOWER SPRABERRY (Spraberry)6,492 ft-3,826 ft
TOP LOWER SPRABERRY (Spraberry)6,492 ft-3,826 ft
TOP DEAN (Dean)7,290 ft-4,624 ft
BASE DEAN (Dean)7,466 ft-4,800 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 (8)

IntervalType
5,900–5,906 ftPerforated
6,539–6,903 ftPerforated
7,349–7,421 ftPerforated
7,627–7,789 ftPerforated
7,627–9,124 ftPerforated
7,921–8,282 ftPerforated
8,375–8,581 ftPerforated
8,951–9,124 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"601 ft300 sx
4.5"9,299 ft1,050 sx

Permit History (2)

Applications (2)

#631165 A PIONEER NATURAL RES. USA, INC.
received 2007-03-28
#631165 A PIONEER NATURAL RES. USA, INC.
received 2006-12-28

Records & Logs

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

W-2/G-1 2025-09-17
W-2/G-1 2008-03-05
W-2/G-1 2007-08-13 log on file
W-2/G-1 2008-03-10
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
8
Max Depth
9,500 ft
Drill Type
Vertical
County
REAGAN
District
7
Completed
2025-01-10

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
15,401