Avalanche: Hatcher Pass

Location: Delia Creek Avalanche 3/22

Route & General Observations

Delia Creek Avalanche 3/22
Skier remote trigger from uptrack on ridge
Different party of 3 skied adjacent slope 5-10 min prior to reported avalanche
Remote trigger sympathetically triggered 2nd avalanche

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 SkierRemote Trigger Yes
Avalanche Type Soft SlabAspect East
Elevation 3300ftSlope Angleunknown
Crown DepthunknownWidthunknown
Vertical Run 600ft  
Avalanche Details

SS-Asr-D2.5-O Remotely triggered
SS-Asy-D2-O Sympathetic

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)?Yes
Cracking (Shooting cracks)?No
Observer Comments

see other obs from the day
naturals from 3/21 storm observed: storm slab, wind slab, dry loose, wet loose, deep Persistent slab
human triggered avalanches observed 3/22: storm slab, wind slab, dry loose, wet loose, deep persistent slab

Weather & Snow Characteristics
Please provide details to help us determine the weather and snowpack during the time this observation took place.

10" new snow in 10 hrs 3/21
wind SSE 10-15 G 16-22 for 7 hours at 4500′ 3/21

Photos & Video
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