Observer Name
UAC Staff
Observation Date
Tuesday, May 28, 2024
Avalanche Date
Wednesday, February 28, 2007
Region
Provo » American Fork
Location Name or Route
American Fork
Elevation
9,500'
Aspect
North
Slope Angle
40°
Trigger
Other
Trigger: additional info
Unintentionally Triggered
Avalanche Type
Hard Slab
Avalanche Problem
Persistent Weak Layer
Weak Layer
Facets
Depth
3'
Width
200'
Vertical
Unknown
Comments
Avalanche triggered when helicopter landed on the ridge.
Coordinates