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Left Peak Castle Lake

Location Name: 
Avalanche on Left Peak
Region: 
Castle Lake
Date and time of avalanche (best estimate if unknown): 
Mon, 03/06/2017 - 6:45pm
Observation made by: 
Public
Red Flags: 
Recent avalanche activityWhumphing noises, shooting cracks, or collapsingRecent loading by new snow, wind, or rain

Location Map

United States
41° 13' 39.2556" N, 122° 22' 33.2688" W
US

Avalanche Observations

Details

Skier triggered and carried approximately 100' into trees; grazed tree, ski released, and pushed head first into flowing debris. Swam to stay above snow and emerged on top in chest deep pile.

Snow Pit / Crown Profile Photos

Characteristics

Avalanche Type: 
SlabLoose/Point-Release
Trigger type: 
Skier
Slope: 
38degrees
Aspect: 
Northwest
Elevation: 
6 200ft.
Weak Layer: 
Storm Snow
Bed Surface: 
Storm Snow
Crown Height: 
Less than 1 ft
Avalanche Width: 
60ft.
Avalanche Length: 
120ft.
Number of people caught: 
1
Number of partial burials: 
1

Weather Observations

Statistics

Blowing Snow: 
Yes
Precipitation: 
Snow
Accumulation rate: 
Less than 1 in. per hour
Wind Speed: 
Moderate
Wind Direction: 
Southeast