Avalanche: Girdwood

Location: Portage Valley

Date:
Observer:
Aleph Johnston-Bloom Professional
Route & General Observations

Road observation in Portage to check out the D4 avalanche near the Tunnel to Whittier and the widespread avalanche activity.

Avalanche Details
If this is an avalanche observation, click yes below and fill in the form as best as you can. If people were involved, please provide details.
Trigger NaturalRemote Trigger0
Avalanche Type UnknownAspect Unknown
ElevationunknownSlope Angleunknown
Crown DepthunknownWidthunknown
Vertical Rununknown  
Avalanche Details

Widespread natural avalanche cycle since 3/27. Likely most active 4/4 - 4/6. All aspects and elevation bands. Portage and Placer zones seemed to have the most activity.

Red Flags
Red flags are simple visual clues that are a sign of potential avalanche danger. Please record any sign of red flags below.
Obvious signs of instability
Recent Avalanches?Yes
Collapsing (Whumphing)?No
Cracking (Shooting cracks)?No
Photos & Video
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D4 avalanche on Maynard Mountain lookers right of Anton Anderson Tunnel to Whittier  

Crown close-up 1  

Crown close-up 2  

Debris from Tunnel staging  

closer look at debris  

Looking up to the crown  

Avalanche debris on Shakespeare Glacier  

Baird avalanches  

Avalanches running to Portage Lake  

Byron avalanches running to the valley from both sides and covering the trail.  

Location
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