42-227-40743

PRODUCING Horizontal

DESERT WILLOW E

HOWARD County · District 8 · OXYROCK OPERATING LLC · SPRABERRY (TREND AREA)

Permits

1

Max Depth

7,900 ft

First Permit

2020-06-15

Latest Activity

2020-06-15

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2021-08-05

Shut-In

Plugged

P-5 Org Status: X

!

EWA / Permit operator mismatch

Scheduling: OXYROCK OPERATING LLC ≠ Permit: CROWNQUEST OPERATING, LLC

Resolved via: productionOXYROCK OPERATING, LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2020-12

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 (10) Elevation 2,469 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RUSTLER 1,125 ft+1,344 ft
YATES 1,808 ft+661 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)3,234 ft-765 ft
GLORIETA 4,154 ft-1,685 ft
CLEARFORK - SEVERE WATER FLOWS (Clear Fork)4,856 ft-2,387 ft
SPRABERRY 6,448 ft-3,979 ft
DEAN
LEONARD
SANTA ROSA
SEVEN RIVERS

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
42-227-40742 DESERT WILLOW EE · CROWNQUEST OPERATING, LLC
0.0 mi
Rustler 1,117'Yates 1,825'San Andres 3,244'Glorieta 4,166'Clear Fork 4,863'Spraberry 6,451'Dean Seven Rivers Leonard Santa Rosa
42-227-40744 DESERT WILLOW · CROWNQUEST OPERATING, LLC
0.0 mi
Rustler 1,130'Yates 1,815'San Andres 3,233'Glorieta 4,146'Clear Fork 4,861'Spraberry 6,450'Santa Rosa Seven Rivers Leonard Dean
42-227-40745 DESERT WILLOW · CROWNQUEST OPERATING, LLC
0.1 mi
Rustler 1,123'Yates 1,812'San Andres 3,239'Glorieta 4,154'Clear Fork 4,851'Spraberry 6,449'Spraberry 6,968'Santa Rosa Seven Rivers Leonard Dean
42-227-40746 DESERT WILLOW · CROWNQUEST OPERATING, LLC
0.1 mi
Rustler 1,125'Yates 1,811'San Andres 3,238'Glorieta 4,155'Clear Fork 4,852'Spraberry 6,450'Spraberry 7,031'Santa Rosa Leonard Seven Rivers
42-227-40747 DESERT WILLOW · CROWNQUEST OPERATING, LLC
0.1 mi
Rustler 1,039'Yates 1,724'San Andres 3,154'Glorieta 4,055'Clear Fork 4,761'Spraberry 6,360'Spraberry 6,875'Santa Rosa Seven Rivers Leonard
42-227-40737 DESERT WILLOW F · CROWNQUEST OPERATING, LLC
0.1 mi
Rustler 1,080'Yates 1,789'San Andres 3,250'Glorieta 4,132'Clear Fork 4,861'Spraberry 6,460'Dean Seven Rivers Santa Rosa Leonard
42-227-40738 DESERT WILLOW F · CROWNQUEST OPERATING, LLC
0.1 mi
Rustler 1,080'Yates 1,778'San Andres 3,254'Glorieta 4,147'Clear Fork 4,859'Spraberry 6,454'Spraberry 6,960'Wolfcamp 7,909'Seven Rivers Santa Rosa
42-227-40741 DESERT WILLOW F · CROWNQUEST OPERATING, LLC
0.1 mi
Rustler 1,074'Yates 1,779'San Andres 3,261'Glorieta 4,132'Clear Fork 4,865'Spraberry 6,464'Spraberry 7,007'Seven Rivers Santa Rosa Leonard

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
7,885–20,375 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"540 ft525 sx
9.625"4,856 ft1,325 sx
5.5"20,535 ft1,840 sx

Permit History (1)

Applications (1)

#863893 A CROWNQUEST OPERATING, LLC
received 2020-06-10

Records & Logs

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

W-2/G-1 2021-10-13
W-2/G-1 2021-07-28 log on file

Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.

Lat 32.254944
Lon -101.658752

Well Details

Well Number
5LL
Max Depth
7,900 ft
Drill Type
Horizontal
County
HOWARD
District
8
Completed
2021-08-05

Operator

Location
HOUSTON
P-5 Status
X (filed 2026-04-22)
Cum Oil (all leases)
64,850,483 bbl
Cum Gas (all leases)
77,830 mcf
Activities
OPRS/G, OPRS/O
Total Permits
364