42-495-34834

PRODUCING Horizontal

UL SPRUCE 1621-21B

WINKLER County · District 8 · WPX ENERGY PERMIAN LLC · PHANTOM (WOLFCAMP)

Permits

1

Max Depth

14,000 ft

First Permit

2022-12-19

Latest Activity

2022-12-19

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2024-02-10

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2023-10

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 (12) Elevation 2,835 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RUSTLER - POSSIBLE FLOW; POSSIBL (Rustler)1,100 ft+1,735 ft
DELAWARE 5,087 ft-2,252 ft
2ND BONE SPRING (Bone Spring)10,057 ft-7,222 ft
3RD BONE SPRING (Bone Spring)10,785 ft-7,950 ft
CAPITAN REEF - HIGH FLOWS (Capitan)
CLEARFORK (Clear Fork)
COLBY / QUEEN
GLORIETA
HOLT
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)
SEVEN RIVERS / QUEEN (Seven Rivers)
YATES

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
42-495-34835 UL SPRUCE 1621-21D · WPX ENERGY PERMIAN, LLC
0.0 mi
Rustler 1,100'Delaware 5,079'Clear Fork Capitan Yates Holt Glorieta San Andres Seven Rivers COLBY / QUEEN
42-495-34836 UL MAROON 0904-21E · WPX ENERGY PERMIAN, LLC
0.0 mi
Rustler 1,040'Delaware 5,082'Cherry Canyon 6,069'Clear Fork COLBY / QUEEN Glorieta Holt Capitan Yates San Andres Seven Rivers
42-495-34106 UL SPRUCE 1621-21 A · FELIX ENERGY HOLDINGS II, LLC
0.3 mi
Rustler 1,603'Delaware 5,058'Yates Holt San Andres Clear Fork Wichita-Albany COLBY-QUEEN Glorieta Queen
42-495-34104 UL SPRUCE 1621-21 · WPX ENERGY PERMIAN, LLC
0.3 mi
Rustler 1,603'Delaware 5,058'Wichita-Albany Glorieta COLBY-QUEEN Holt Clear Fork Yates San Andres Queen
42-495-33872 UNIVERSITY 9-21 · FELIX WATER, LLC
0.3 mi
Rustler 893'Delaware 5,067'San Andres Queen Glorieta Wichita-Albany COLBY-QUEEN Holt Clear Fork Yates
42-495-34105 UL SPRUCE 1621-21 · FELIX ENERGY HOLDINGS II, LLC
0.3 mi
Rustler 1,603'Delaware 5,058'Glorieta Fusselman COLBY-QUEEN Ellenburger Yates Holt San Andres Queen
42-495-34107 UL SPRUCE 1621-21 · FELIX ENERGY HOLDINGS II, LLC
0.3 mi
Rustler 1,603'Delaware 5,058'San Andres Queen Fusselman Silurian (undifferentiated) Ellenburger COLBY-QUEEN Yates Holt
42-495-34108 UL MAROON 0904-21 A · FELIX ENERGY HOLDINGS II, LLC
0.3 mi
Rustler 1,554'Delaware 5,064'Clear Fork Yates Holt San Andres Queen Glorieta Wichita-Albany COLBY-QUEEN

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
12,407–22,628 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"1,511 ft600 sx
7"12,224 ft1,000 sx

Permit History (1)

Applications (1)

#886224 A WPX ENERGY PERMIAN, LLC
received 2022-12-05

Records & Logs

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

W-2/G-1 2024-08-07
W-2/G-1 2023-12-14 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 31.743562
Lon -103.238536

Well Details

Well Number
421H
Max Depth
14,000 ft
Drill Type
Horizontal
County
WINKLER
District
8
Completed
2024-02-10

Operator

Location
OKLAHOMA CI, TY
P-5 Status
Active (filed 2025-10-22)
Cum Oil (all leases)
90,566,702 bbl
Cum Gas (all leases)
1,061,652,706 mcf
Activities
OPRS/G, OPRS/O
Total Permits
934