Snowmobile triggered outside advisory area

Gravelly Range
Out of Advisory Area
Code
HS-AMu-R2-D2-O
Notes

A group of snowmobilers reported seeing another group trigger this avalanche on Friday afternoon. Nobody was caught.

Number of slides
1
Number caught
0
Number buried
0
Avalanche Type
Hard slab avalanche
Trigger
Snowmobile
Trigger Modifier
u-An unintentional release
R size
2
D size
2
Bed Surface
O - Old snow
Slab Thickness units
centimeters
Single / Multiple / Red Flag
Single Avalanche