Blue river GroundHog West Avy

Map for Mountain Information Network report: Blue river GroundHog West Avy

Information

Avalanche date/time
Saturday, January 14, 2017 at 01:00
Number of avalanches in this report
2 to 5
The size of avalanche
1
Slab thickness
30cm
Slab width
25m
Run length
30m
Avalanche Character
  • Persistent slab
  • Wind slab
Trigger type
Snowmobile
Trigger subtype
Accidental
Remote trigger distance
6m
Start zone aspect
  • SW
Start zone elevation band
  • Alpine
  • Treeline
Start zone elevation
2,000m
Weak layer burial date
Friday, December 16, 2016
Weak layer crystal type
  • Facets
  • Surface hoar and facets
Wind exposure
Cross-loaded slope
Vegetation cover
Open slope

Comments

observed a second size 1 avy shortly after in the same area. also snowmobile triggered. both cases no one was injured. moved into lower angeled tree riding after this incident.