Observer Name
UAC Staff
Observation Date
Friday, May 17, 2024
Avalanche Date
Thursday, December 20, 2007
Region
Salt Lake » Little Cottonwood Canyon » Flagstaff Ridge
Location Name or Route
Flagstaff/Emma's
Elevation
9,500'
Aspect
Southeast
Slope Angle
38°
Trigger
Skier
Trigger: additional info
Unintentionally Triggered
Avalanche Type
Soft Slab
Avalanche Problem
Wind Drifted Snow
Depth
12"
Width
100'
Vertical
1,000'
Caught
1
Carried
1
Buried - Partly
1
Comments
Skier triggered new/wind-drifted snow avalanche 12"-18" deep on Flagstaff Ridge while descending. Skier was carried 150' vertical downslope.
Similar time frame a skier reported soft-slab avalanches while ascending the Emma's from 8,600'-10,000'
Ski areas reported widespread wind-drifted snow results with explosives up to 1.5' deep.
Coordinates