Avalanche: road side 12/13/2009

Observation Date:

12/14/2009

Occurrence Date:

12/13/2009

Occurrence Time:

Unknown

Region:

Logan
Logan River
Tony Grove
road side

Avalanche Characteristics

Elevation:

Unknown

Trigger:

Unknown

Avalanche Type:

Soft Slab

Weak Layer:

Facets

Depth (avg):

16"

Depth Range:

10" to

23"

Width:

Unknown

Width Range:

20' to

50'

Vertical:

Unknown

General Comments

I noticed evidence of widespread natural avalanches from 12/13 at mid-elevations. These are next to the Tony Grove Road between abo

General Comments 2

General Comments 3

I triggered numerous heart stopping collapses and shooting cracks on the slope just above the Tony Grove Campground....

General Comments 4

As I moved into an opening, there would be a whumf and cracks would instantly form up to 50 or 60 feet away from me.