42-461-42214

PRODUCING Horizontal

UNIVERSITY 3-12A

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

Permits

2

Max Depth

10,221 ft

First Permit

2022-12-05

Latest Activity

2022-12-05

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2025-05-09

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2024-12

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 (11) Elevation 2,736 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,238 ft+498 ft
SEVEN RIVERS 2,592 ft+144 ft
GRAYBURG 4,085 ft-1,349 ft
SAN ANDRES - SALTWATER FLOW (San Andres)4,328 ft-1,592 ft
CLEARFORK (Clear Fork)6,050 ft-3,314 ft
SPRABERRY 6,824 ft-4,088 ft
DEAN 8,144 ft-5,408 ft
WOLFCAMP 8,321 ft-5,585 ft
DEVONIAN
FUSSELMAN
STRAWN

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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-461-42215 UNIVERSITY 3-12B · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 698'Rustler 1,314'Yates 2,235'Grayburg 4,080'San Andres 4,321'Spraberry 6,812'Wolfcamp 8,316'Fusselman Ellenburger Devonian Strawn
42-461-42216 UNIVERSITY 3-12C · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 697'Rustler 1,313'Yates 2,236'Seven Rivers 2,588'Queen 3,318'Grayburg 4,076'San Andres 4,340'Clear Fork 6,032'Spraberry 6,796'Dean 8,118'
42-461-42217 UNIVERSITY 3-12D · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 697'Rustler 1,313'Yates 2,233'Seven Rivers 2,590'Queen 3,315'Grayburg 4,084'San Andres 4,309'Clear Fork 6,026'Spraberry 6,794'Dean 8,115'Wolfcamp 8,293'Devonian +3 more
42-461-42887 UNIVERSITY 3-12E · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 697'Rustler 1,313'Yates 2,228'Seven Rivers 2,585'Queen 3,321'Grayburg 4,139'San Andres 4,288'Grayburg 4,319'Clear Fork 6,020'Spraberry 6,784'Dean 8,113'
42-461-41800 UL WAYLON F · HIBERNIA RESOURCES III, LLC
0.8 mi
Yates 2,216'Grayburg 3,643'San Andres 4,259'Spraberry 6,809'Wolfcamp 8,267'Strawn Devonian Ellenburger Fusselman
42-461-41799 UL WAYLON E · HIBERNIA RESOURCES III, LLC
0.8 mi
Yates 2,218'Grayburg 3,646'San Andres 4,279'Spraberry 6,806'Wolfcamp 8,264'Fusselman Strawn Devonian Ellenburger
42-461-41798 UL WAYLON D · HIBERNIA RESOURCES III, LLC
0.8 mi
Yates 2,213'Grayburg 3,645'San Andres 4,272'Spraberry 6,806'Wolfcamp 8,264'Devonian Strawn Ellenburger Fusselman
42-461-41797 UL WAYLON C · HIBERNIA RESOURCES III, LLC
0.8 mi
Yates 2,208'Grayburg 3,646'San Andres 4,270'Spraberry 6,804'Wolfcamp 8,261'Strawn Fusselman Devonian Ellenburger

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).

Perforations (1)

IntervalType
9,354–22,135 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,197 ft1,450 sx
9.625"5,622 ft1,330 sx
5.5"22,160 ft1,486 sx

Permit History (2)

Applications (2)

#883385 A PIONEER NATURAL RES. USA, INC.
received 2024-07-26
#883385 A PIONEER NATURAL RES. USA, INC.
received 2022-08-25

Records & Logs

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

W-2/G-1 2025-08-11
W-2/G-1 2025-01-20 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.

Lat 31.281338
Lon -101.868439

Well Details

Well Number
1H
Max Depth
10,221 ft
Drill Type
Horizontal
County
UPTON
District
7
Completed
2025-05-09

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
15,399