Date of Observation: 02/22/2021
Name: Irwin Guides
Zone: Northwest Mountains
Location: Irwin Upper Upper Westwall
Aspect: West
Elevation: NTL
Avalanches: Two large explosive triggered persistent slabs
Lone Wolf HS-AE-R3-D2-O (80cm x 35m x 375m) Pencil hard slab
Castle Valley Right SS-AE-R2-D2-O (90cm x 35m x 360m) Failed on 3-5mm DH
Castle Valley Left SS-AB-R1-D1-I (15cm x 20m x 200m) Shallow surface snow
Photos:
