Choteau Avalanche

Location Name: 
Benchmark
Observation date: 
Tuesday, February 19, 2019 - 10:45
Is this an Avalanche Observation: 
Yes
Observation made by: Public

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Quick Observation

Storm Slab slide triggered remotely by snowmobile from 50 yards away. Storm Slab on old snow.

Snowpack, Avalanche, Weather Images: 
Avalanche Details
Avalanche Details: 
Date and Time of Avalanche: 
Tuesday, February 19, 2019 - 12:45
Avalanche Type: 
Hard Slab
Failure Plane/Weak Layer: 
Old snow
More information or comments about the avalanche: 

Dimensions and event characteristics estimated from image.

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Trigger: 
snowmobiler
Trigger Modifier: 
Remotely Triggered
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Destructive Size: 
D2 Could bury, injure, or kill a person.
Relative Size: 
R3 Medium
Crown Height: 
2 ft
Avalanche Length (Vertical Run): 
220ft.
Avalanche Width (Average width): 
150ft.
Avalanche Location: