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42-383-36064

Final Completion

UNIVERSITY 58-27

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

Permits

1

Max Depth

9,575 ft

First Permit

2007-10-16

Latest Activity

2007-10-16

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2014-08-27

Shut-In

—

Plugged

2015-03-12

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2008-03

Last Production

2015-06

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 2,642 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TOP UPPER SPRABERRY (Spraberry)5,936 ft-3,294 ft
TOP LOWER SPRABERRY (Spraberry)6,508 ft-3,866 ft
TOP DEAN (Dean)7,316 ft-4,674 ft
BASE DEAN (Dean)7,486 ft-4,844 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 (5)

IntervalType
5,959–6,131 ftPerforated
5,959–8,289 ftPerforated
6,822–6,831 ftPerforated
7,366–7,789 ftPerforated
8,081–8,289 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"531 ft300 sx
4.5"8,607 ft875 sx

Permit History (1)

#647410 Drill Final Completion

UNIVERSITY "58-27" · 9,575 ft

2007-10-16

Spud 2008-01-18

Applications (1)

#647410 A PIONEER NATURAL RES. USA, INC.
received 2007-10-09

Records & Logs

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

W-2/G-1 2014-10-23
W-2/G-1 2013-07-09
W-2/G-1 2008-05-27 log on file
W-2/G-1 2008-06-20
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
3
Max Depth
9,575 ft
Drill Type
Vertical
County
REAGAN
District
7
Operator
PIONEER NATURAL RES. USA INC.
Completed
2014-08-27

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
15,401