Avalanche

Avalanche: Alexander Basin

Hardesty, Wilson, PollickSalt Lake
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Quick report

Slope Angle
43°

Avalanche

Slab Width
21 m
Weak Layer
Facets
Trigger Type
Skier
Vertical Fall
152 m
Avalanche Type
Soft Slab
Slab Thickness
41 cm
Trigger Detail
Cornice Triggered
Start Zone Aspect
Northeast
Avalanche Problem
Persistent Weak Layer
Start Zone Elevation
2926 m

Intentionally dropped a cornice onto the slope below. Cornice moved down the slope, over a 50' cliffband and triggered the avalanche in the very steep, thin and shallow rocky zone. Ran 500' and left 6' pile of debris.

Photos - Brian and Zinnia checking out the avalanche.