Explosive results at Irwin

CBAC 2020-21 Observations

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

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