Observer Name
UAC Staff
Observation Date
Thursday, October 10, 2024
Avalanche Date
Saturday, March 26, 2005
Region
Salt Lake » All areas
Location Name or Route
Upper Cottonwood Canyons
Elevation
10,500'
Aspect
North
Slope Angle
40°
Trigger
Explosive
Trigger: additional info
Intentionally Triggered
Avalanche Type
Hard Slab
Avalanche Problem
Persistent Weak Layer
Weak Layer
Facets
Depth
4'
Width
1,500'
Vertical
2,500'
Comments
- Main Days 10,200' elevation northeast aspect 40° slope explosive triggered hard slab avalanche failed on facets 4' deep x100' wide x 1,500' vertical WPG testing
- Stairs Gulch 11,000' elevation north aspect 45° slope explosive triggered hard slab avalanche failed on facets 4' deep x 4,000' vertical UDOT control, ran nearly to road
- Superior 11,000' elevation northeast aspect 45° slope explosive triggered hard slab failed on facets 4' deep x 1500' wide x 3,000' vertical UDOT control, ran past road nearly to parking lot
Coordinates
