BC Zone Observation Report
Monday, January 23, 2023 at 12:00 AM
Vail & Summit County
Details
Date:
2023/01/23
Observer:
Bruce Hodgkins
Location
BC Zone:
Vail & Summit County
Area Description:
Just East of Ptarmigan Pass, 4 miles SW of Vail Pass
Weather
Weather Description:
Clear 25 Degrees Light Wind ATL from the West
Avalanches
Avalanche Description:
R2, D2 Hard Slab Avalanche adjacent to the Avalanche reported on 1/15 ID #73720, old debris still visible from that Avalanche. N-NW Aspect 11,800 Feet Wind Loaded, Convex Feature, Unsupported, 35-45 Degrees with rocks as potential trigger points. See Photos. A deep snowpack with a Persistent Weak Layer Present near the bottom of the snowpack. All the ingredients for this Hard Slab Avalanche with a 4-5 foot crown. Appears to have been remotely triggered by a snowmobile from one set of tracks.
Date
Location/Path
#
Elev
Asp
Type
Trig
SizeR
SizeD
2023/01/23
†
1
>TL
NW
HS
AM / r
R2
D2
Date:
2023/01/23 (Estimated)
Observer:
Bruce Hodgkins
Area Description:
East of Ptarmigan Pass
Sliding Surface:
O - Within Old Snow
Media
Images