Irwin explosive triggered avalanche

CBACCBAC Observations

Date of Observation: 01/05/2022

Zone: Northwest Mountains
Route Description: Irwin Tenure

Observed avalanche activity: Yes
Avalanches: Avalanche observations: Ski Hero’s HS reactive to a single 3 # hand charge. Failed on 2-3mm DH on top of a 1F
crust. 10 cm above the ground.
HS-AE-R3-D2.5-O FC (130cm x 100m x 350m) Failed on late Oct snow