Observer Name
Nielson - Shaw
Observation Date
Friday, December 16, 2022
Avalanche Date
Friday, December 16, 2022
Region
Skyline » Ephraim Canyon » Philadelphia Flats
Location Name or Route
Philadelphia
Elevation
10,100'
Aspect
North
Trigger
Snowmobiler
Avalanche Type
Soft Slab
Avalanche Problem
Persistent Weak Layer
Weak Layer
Facets
Depth
2.5'
Width
125'
Vertical
100'
Caught
1
Carried
1
Buried - Partly
1
Comments
A snowmobile rider triggered an avalanche while coming at this slope from below and was not caught. Another rider that was close behind was the one that was caught and buried to his waist, no injuries. His snowmobile was completely buried.
Coordinates