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Avalanche: Skyline

Observer Name
Grant Helgeson
Observation Date
Friday, December 11, 2009
Avalanche Date
Wednesday, December 9, 2009
Region
Skyline
Location Name or Route
Elevation
9,500'
Aspect
East
Slope Angle
Unknown
Trigger
Snowmobiler
Trigger: additional info
Unintentionally Triggered
Avalanche Type
Hard Slab
Weak Layer
Facets
Depth
3.5'
Width
350'
Vertical
350'
Comments

I can't be certain, but it looks like this avalanche was triggered by a snowmobiler. There are tracks into, and out of the debris.&

Coordinates