Matier Dec 28, 2020

Incident

jmlcossette · Dec 29, 2020 · Duffey

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Observation photo 1Observation photo 2

Weather

Sky Condition
clear
Precipitation Type
none

Avalanche

Run Length
250
Slab Width
100
Trigger Type
skier
Avalanche Size
2
Slab Thickness
30
Trigger Sub Type
accidental
Start Zone Aspect
NW
Vegetation Cover
openSlope
Avalanche Character
windSlab
Number Of Avalanches
1
Start Zone Elevation
2700
Runout Zone Elevation
2450
Start Zone Elevation Band
alp
Avalanche Occurrence Datetime
2020-12-28T15:00:00

Minimal Observations due to running out of daylight

Incident

Group Size
3
Terrain Trap
cliff
Group Activity
skiing
Number Injured
1
Number Involved
1
Terrain Shape Trigger Point
planar

Group of 3 skiers, first skier triggered the avalanche and was push over a series of cliff. Skier stayed on the the surface, was injured and lost equipment. Pemberton SAR extricated the injured subject and 2 other members of the same party.