11th Annual Utah Snow & Avalanche Workshop Open and Motorized Sessions Oct. 27th.
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Observer Name: 
Craig Gordon
Observation Date: 
Thursday, February 1, 2018
Avalanche Date: 
Wednesday, January 31, 2018
Location Name or Route: 
Upper Chalk Creek/Mill Fork
Elevation: 
8800
Aspect: 
Northeast
Slope Angle: 
39
Trigger: 
Snowmobiler
Trigger: additional info: 
Unintentionally Triggered
Avalanche Type: 
Hard Slab
Avalanche Problem: 
Persistent Weak Layer
Weak Layer: 
Facets
Depth: 
3'
Width: 
300
Vertical: 
300
Comments: 

Spotted this slide in Upper Chalk Creek yesterday. Triggered low on the slope and breaking above the rider sometime Wednesday, this avalanche fits the same MO as recently triggered avalanches across the range. 

Coordinates: 
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