Avalanche Occurrence

A large natural avalanche on McDonald Peak that likely occurred between Dec 1-3. It appears to be a heavily wind loaded slope that failed on a persistent weak layer. Photo: Amy David

Observer:

Public

Verified by SAC?

Yes

Occurrence Date:

Dec 2, 2022 (+/- 3 days)

Location:

McDonald Peak

# of Avys:

1

Aspect:

E (NE,E)

Start Zone Elev:

10000ft

Size:

D2.5

Type:

HS-Hard Slab

Trigger:

N-Natural

Bed Surface:

O-Old Snow

Comments:

Speculating a bit, but it appears to be a heavily wind loaded slope that failed on either 11/27 or 11/1.

A large natural avalanche on McDonald Peak that likely occurred between Dec 1-3. It appears to be a heavily wind loaded slope that failed on a persistent weak layer. Photo: Amy David

Public Field Report: McDonald Peak, Sawtooths