Avalanche Occurrence

View Associated Field Report

This very large avalanche released sometime around Jan 6th on the N face of Imogene Pk in the Sawtooths. Based on the depth, it's very likely that it failed on old October snow near the base of the snowpack.

Observer:

SAC Forecaster

Verified by SAC?

Yes

Occurrence Date:

Jan 6, 2022 (+/- 3 days)

Location:

Imogene

Comments:

Seems very likely that this failed on 12/11 weak layer (October snow).

# of Avys:

1

Aspect:

N (N,NE)

Start Zone Elev:

9900ft

Size:

D3

Type:

HS-Hard Slab

Trigger:

N-Natural

Weak Layer:

Dec 11, 2021 (FC)

This very large avalanche released sometime around Jan 6th on the N face of Imogene Pk in the Sawtooths. Based on the depth, it's very likely that it failed on old October snow near the base of the snowpack.