42-003-47294

PRODUCING Horizontal

UNIVERSITY 7-43

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

Permits

1

Max Depth

11,600 ft

First Permit

2015-11-19

Latest Activity

2015-11-19

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2016-07-14

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2010-07

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 (15) Elevation 2,989 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 3,165 ft-176 ft
QUEEN 4,175 ft-1,186 ft
GRAYBURG 4,668 ft-1,679 ft
SAN ANDRES - CO2 FLOOD, HIGH FLO (San Andres)4,825 ft-1,836 ft
CLEARFORK (Clear Fork)6,814 ft-3,825 ft
SPRABERRY 8,434 ft-5,445 ft
DEAN
GLORIETA
HOLT
LEON
PERMIAN DETRITAL (Permian (undifferentiated))
SEVEN RIVERS
TUBB
WICHITA ALBANY (Wichita-Albany)
WOLFCAMP

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 (1)

IntervalType
9,729–19,994 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,922 ft1,693 sx
9.625"6,040 ft1,071 sx
5.5"20,133 ft2,042 sx

Permit History (1)

Applications (1)

#812044 A PIONEER NATURAL RES. USA, INC.
received 2015-11-18

Records & Logs

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

W-2/G-1 2016-08-24
W-2/G-1 2016-08-03 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 ANDREWS County.

Well Details

Well Number
28H
Max Depth
11,600 ft
Drill Type
Horizontal
County
ANDREWS
District
8
Completed
2016-07-14

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
15,400