Observer Name
Conroy via Staples
Observation Date
Wednesday, February 21, 2024
Avalanche Date
Tuesday, February 20, 2024
Region
Uintas » Mill Hollow
Location Name or Route
MIll Hollow
Elevation
9,600'
Aspect
East
Trigger
Snowmobiler
Trigger: additional info
Unintentionally Triggered
Avalanche Type
Soft Slab
Avalanche Problem
Persistent Weak Layer
Weak Layer
Facets
Depth
18"
Width
450'
Vertical
250'
Comments
This avalanche was remotely triggered by a snowmobiler sidehilling through the trees low on the slope.
It failed on a crust with facets on top of it that was buried the night before Valentine's day.
Photo 1 - layers at the crown showing the ice crust with small facets just above the crust where the avalanche failed
Photo 2 - overview photo with red line showing the approx location of the crown face
Photo 3 - close up view of the small facets
Video
Coordinates