Valanga

Avalanche: Wills Hill

CollettSalt Lake
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Avalanche

Slab Width
46 m
Weak Layer
Facets
Vertical Fall
91 m
Avalanche Type
Soft Slab
Slab Thickness
61 cm
Start Zone Aspect
Northwest
Avalanche Problem
Persistent Weak Layer
Start Zone Elevation
2865 m

We observed two recent avalanches in the Will's hill area. Size and failure planes are estimations. Both appeared to be similar size (D1.5-D2), aspect and elevation so I'm including them both here. One was out in the open bowl and one was just off the ridgeline and running into the trees. My guess is these avalanches occurred naturally yesterday afternoon 2/18 during heavy PI rates. There were tracks descending the ridge between Will's Hill and Main Willow so the one closer to the ridge could have been remote triggered by the skiers. From a distance it was difficult to tell the failure plane but other recent avalanche activity in the area failing on facets makes me think these failed on the January facets as well.