Avalanche

Avalanche: Big Cottonwood Canyon

UAC StaffSalt Lake
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Quick report

Slope Angle
37°

Avalanche

Slab Width
183 m
Weak Layer
Facets
Trigger Type
Natural
Vertical Fall
381 m
Avalanche Type
Hard Slab
Slab Thickness
61 cm
Start Zone Aspect
East
Avalanche Problem
Persistent Weak Layer
Start Zone Elevation
3139 m

  • Cardiac Ridge 10,200' elevation east aspect 35° slope natural hard slab avalanhce failed on facets 2' deep x 600' wide x 1500' vertical. Appears to have slide twice during storm with many smaller breakovers down low that popped out
  • West Bowl of Day's Fork-10,200' elevation east aspect 36° slope natural hard slab avalanche failed on facets 2' deep x 100' wide x 1300' vertical. Natural in the highest pocket off the peak
  • West Bowl of Silver Fork 9,800' elevation. north-east aspects 35°-40° slope natural hard slab avalanche failed on facets 3' deep x 1000' wide x 1200' vertical. Natural on the steep, north facing aspects that propagated into east facing nearly to the peak
  • Meadow Chutes - Silver Fork 9,600' elevation east aspect 36° slope natural hard slab avalanche failed on facets1.5' deep x 400' wide x 1000' vertical. Natural on the south end of Meadow Chutes. The rest is still hanging