Upper Disbrow Country
Location Name: Grant Ridge (Upper Disbrow Creek/Tunnel Creek) Observation date: Tuesday, January 16, 2018 - 20:15 |
Is this an Avalanche Observation: Yes |
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Observation made by: Public
Tabs
Avalanche Details:
Date and Time of Avalanche:
Monday, January 15, 2018 - 18:00
Avalanche Type:
Hard Slab
Failure Plane/Weak Layer:
Ground
Trigger:
natural
Aspect:
Northeast
Starting Elevation:
above-treeline
Destructive Size:
D3.5
Avalanche Location:
Massive deep persistant slab avalanche that ran naturally sometime between mid day-monday and mid-day tuesday. Refer to before and after photos and you can notice glide cracks forming on monday at what would become the crown of this avalanche.