42-461-39019

PRODUCING Horizontal

UNIVERSITY 3-19

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

Permits

1

Max Depth

10,590 ft

First Permit

2013-09-26

Latest Activity

2013-09-26

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2014-07-07

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2011-01

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 (9) Elevation 2,682 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,112 ft+570 ft
GRAYBURG 3,698 ft-1,016 ft
SAN ANDRES - SALTWATER FLOW (San Andres)3,774 ft-1,092 ft
SPRABERRY 6,589 ft-3,907 ft
WOLFCAMP 8,154 ft-5,472 ft
STRAWN 10,091 ft-7,409 ft
DEVONIAN
ELLENBURGER
FUSSELMAN

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
10,236–20,163 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,196 ft1,023 sx
9.625"8,327 ft605 sx
5.5"20,280 ft2,821 sx

Permit History (1)

Applications (1)

#769666 A PIONEER NATURAL RES. USA, INC.
received 2013-09-09

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2014-08-12 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 UPTON County.

Well Details

Well Number
31H
Max Depth
10,590 ft
Drill Type
Horizontal
County
UPTON
District
7
Completed
2014-07-07

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