42-461-43267

PRODUCING Horizontal

FRIULANO-HUCKABY 31H

UPTON County · District 9 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)

Permits

1

Max Depth

9,636 ft

First Permit

2025-08-25

Latest Activity

2025-08-25

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2026-02-23

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2025-10

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 2,686 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 631 ft+2,055 ft
YATES 2,209 ft+477 ft
GRAYBURG 3,842 ft-1,156 ft
SAN ANDRES - SALTWATER FLOW (San Andres)4,368 ft-1,682 ft
CLEARFORK (Clear Fork)5,991 ft-3,305 ft
SPRABERRY 6,805 ft-4,119 ft
WOLFCAMP 8,255 ft-5,569 ft
DEVONIAN
ELLENBURGER
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
42-461-43266 FRIULANO-HUCKABY 31G · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,215'Grayburg 3,845'San Andres 4,365'Clear Fork 5,997'Spraberry 6,803'Wolfcamp 8,265'Strawn Devonian Ellenburger Fusselman
42-461-43265 FRIULANO-HUCKABY 31F · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,211'Grayburg 3,849'San Andres 4,368'Clear Fork 5,996'Spraberry 6,799'Wolfcamp 8,261'Fusselman Devonian Strawn Ellenburger
42-461-43264 FRIULANO-HUCKABY 31E · PIONEER NATURAL RES. USA, INC.
0.0 mi
Yates 2,211'Grayburg 3,841'San Andres 4,368'Clear Fork 6,011'Spraberry 6,808'Wolfcamp 8,262'Strawn Devonian Ellenburger Fusselman
42-461-41789 UL KRIS A · HIBERNIA RESOURCES III, LLC
0.4 mi
Yates 2,205'Grayburg 3,648'San Andres 4,310'Spraberry 6,796'Wolfcamp 8,246'Devonian Strawn Ellenburger Fusselman
42-461-41790 UL KRIS B · HIBERNIA RESOURCES III, LLC
0.4 mi
Yates 2,205'Grayburg 3,648'San Andres 4,297'Spraberry 6,798'Wolfcamp 8,248'Devonian Ellenburger Fusselman Strawn
42-461-41791 UL KRIS C · HIBERNIA RESOURCES III, LLC
0.4 mi
Yates 2,205'Grayburg 3,637'San Andres 4,305'Spraberry 6,794'Wolfcamp 8,233'Strawn Devonian Fusselman Ellenburger
42-461-41792 UL KRIS D · HIBERNIA RESOURCES III, LLC
0.4 mi
Yates 2,201'Grayburg 3,648'San Andres 4,294'Spraberry 6,796'Wolfcamp 8,237'Fusselman Ellenburger Devonian Strawn
42-461-41793 UL KRIS E · HIBERNIA RESOURCES III, LLC
0.4 mi
Yates 2,201'Grayburg 3,646'San Andres 4,273'Spraberry 6,793'Wolfcamp 8,238'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
8,464–18,695 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,126 ft1,180 sx
9.625"5,375 ft1,875 sx
5.5"18,720 ft1,095 sx

Permit History (1)

Applications (1)

#909477 A PIONEER NATURAL RES. USA, INC.
received 2025-07-25

Records & Logs

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

W-2/G-1 2026-05-04
W-2/G-1 2026-03-17 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 31.276168
Lon -101.895531

Well Details

Well Number
8H
Max Depth
9,636 ft
Drill Type
Horizontal
County
UPTON
District
9
Completed
2026-02-23

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