Observer Name
UAC Staff
Observation Date
Sunday, November 3, 2024
Avalanche Date
Friday, January 14, 2005
Region
Salt Lake » All areas
Location Name or Route
Upper Cottonwoods
Elevation
9,900'
Aspect
Northeast
Trigger
Explosive
Trigger: additional info
Intentionally Triggered
Avalanche Type
Hard Slab
Avalanche Problem
Persistent Weak Layer
Weak Layer
Facets
Depth
4'
Width
1,000'
Vertical
1,500'
Comments
Explosive testing by helicopter ski company, Cardiff, Silver Fork. 3 very large destructive class 4 hard slabs. Silver Fork crown over 1000' wide.
Coordinates