Snowboarder triggered avalanche in the Gas-ex chutes

Submitted by andy on Mon, 11/23/2009 - 9:22am
Location Name: 
GasEx Chutes
Region: 
Mount Rose Area

Location

United States
39° 18' 51.0768" N, 119° 54' 7.2144" W
See map: Google Maps
Position: 
Forecaster
Date and time of avalanche (best estimate if unknown): 
Sat, 11/21/2009 - 9:16am
Red Flags: 
Recent avalanche activity
Recent loading by new snow, wind, or rain
Obvious avalanche path
Terrain Trap
Avalanche Observations
Avalanche Type: 
Dry
Avalanche Type: 
Slab
Trigger type: 
Snowboarder
Slope: 
38degrees
Aspect: 
North
Elevation: 
9000ft.
Bed Surface: 
Old Snow
Crown Height: 
Less than 1 ft
Avalanche Width: 
15ft.
Avalanche Length: 
25ft.
Terrain: 
Above Treeline
Number of similar avalanches: 
2
Avalanche Photos: 
More detailed information about the avalanche: 

This slide failed on the Nov. 13th facet layer.

Weather Observations
Blowing Snow: 
No
Wind Speed: 
Calm
Wind Direction: 
West
Air temperature: 
Below Freezing
Air temperature trend: 
Static
Cloud Cover: 
Clear
Precipitation: 
None
Accumulation rate: 
None