Avalanche: Hatcher Pass

Location: Sunnyside of Hatch

Date:
Observer:
Route & General Observations

Adding pictures to obs already published about the D2 HUMAN TRIGGERED PERSISTENT SLAB avalanche today on the SSW aspect 3500′ on Sunnyside of Hatch. Unverified information sounds like the second skier down remotely triggered the avalanche from 15-20 feet away, then traversed to the lookers right of the avalanche.

 

Contact, Location & General Observations
Enter your contact information and a location for this observation. Note that you can submit anonymously, however if you would like to share your name with staff, but not the public, select No for "May we include your name in your observation"
Forecaster Comments

This is exactly the persistent slab problem we have been talking about! Lots of lessons to be learned today. Glad no one was injured.
This avalanche appears to have sympathically triggered two other small avalanches. Look closely at the photos.

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 SkierAvalanche Type Hard Slab
Aspect South SouthwestElevation 3500ft
Slope AngleunknownCrown Depthunknown
Width 100ftVertical Run 600ft
Avalanche Details

See obs : Southeast aspect of Hatch and Valley of Sin for more details
This avalanche could have injured, buried or killed a person.

Events of the day

no information available

Rescue events

no information available

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

Recent human triggered avalanches on same aspect 3/12
Reported whumping 3/13

Photos & Video
Please upload photos below. Maximum of 5 megabytes per image. Click here for help on resizing images. If you are having trouble uploading please email images separately to staff.