Sawtooth Avalanche Center

Avalanche Occurrence

General Information

A snowmobiler was caught and carried in this small wind slab avalanche in the Alturas Lake Ck Drainage. They were not buried or injured. The slide released on a N-facing slope at about 9,100'.

Observer:
Public

Verified by SAC?
Yes

Occurrence Date:
Feb 22, 2023 (Exact)

Location:
Alturas Lake Ck

Comments:

A snowmobiler unintentionally triggered a small wind slab. They were caught and carried but not buried or injured. The smaller of the two slides pictured was intentionally triggered by a snowmobilier. The exact location is unknown.

Avalanche Characteristics

# of Avys:
2
Aspect:
N
Start Zone Elev:
9100ft
Size:
D1
Type:
SS-Soft Slab
Trigger:
AM-Snowmobile
u-Unintentional

Media

A snowmobiler was caught and carried in this small wind slab avalanche in the Alturas Lake Ck Drainage. They were not buried or injured. The slide released on a N-facing slope at about 9,100'.
Fracture line of one of the snowmobiler triggered slides. Alturas Lake Ck Drainage, N @ about 9,100'.
A snowmobiler was caught and carried in this small wind slab avalanche in the Alturas Lake Ck Drainage. They were not buried or injured. The slide released on a N-facing slope at about 9,100'.
A snowmobiler was caught and carried in this small wind slab avalanche in the Alturas Lake Ck Drainage. They were not buried or injured. The slide released on a N-facing slope at about 9,100'.
A snowmobiler triggered this small wind slab avalanche in the Alturas Lake Ck Drainage on a N-facing slope at about 9,100'.