Avalanche: Chablis 3/22/2011

Observer Name:

Nalli

Observation Date:

03/22/2011

Occurrence Date:

03/22/2011

Occurrence Time:

12:30pm

Region:

Provo
Provo Canyon
Chablis

Location Name:

Chablis Bowl

40° 22' 10.3224" N, 111° 36' 36.234" W

Avalanche Characteristics

Elevation:

9500'

Aspect:

Northeast

Slope Angle:

Trigger:

Unknown

Trigger: additional info:

Intentionally Triggered

Cornice Triggered

Avalanche Type:

Hard Slab

Weak Layer:

New Snow/Old Snow Interface

Depth (avg):

16"

Width:

100'

Vertical:

300'

General Comments

We triggered this hard slab with a cornice drop at 9500' in Chablis Bowl on a 38°, NE windloaded aspect. It failed at the new/old snow surface.

General Comments 2

As it traveled through the chute, it propagated another 50' or so below a cliff band.

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