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NW Green Butte Ridge

Location Name: 
Avalanche Gulch
Region: 
Mt. Shasta
Date and time of avalanche (best estimate if unknown): 
Fri, 04/07/2017 - 11:06pm
Observation made by: 
Public
Red Flags:
Recent avalanche activity
Recent loading by new snow, wind, or rain

Location Map

United States
41° 22' 12" N, 122° 13' 10.794" W
See map: Google Maps
US

Avalanche Observations

Details

Naturally triggered avalanche on northwest aspect green butte. Very wide propagation. Sustained wind loading and south winds day prior likely led to slope failure

Characteristics

Trigger type: 
Natural
Slope: 
30degrees
Aspect: 
Northwest
Elevation: 
9 000ft.
Terrain: 
Above Treeline
Weak Layer: 
Storm Snow
Bed Surface: 
Storm Snow
Crown Height: 
1 ft
Avalanche Width: 
1 000ft.
Avalanche Length: 
400ft.

Weather Observations

Statistics