Observer Name
Trenbeath
Observation Date
Wednesday, December 28, 2022
Avalanche Date
Tuesday, December 27, 2022
Region
Moab » Gold Basin » Middle Cirque
Location Name or Route
Middle Cirque
Elevation
11,700'
Slope Angle
Unknown
Trigger
Natural
Avalanche Type
Hard Slab
Avalanche Problem
Persistent Weak Layer
Weak Layer
Facets
Depth
4'
Width
250'
Vertical
300'
Comments
Avalanche occurred as a result of Dec 26-27 storm event that produced 19" of snow at 2.6" SWE. Failure is assumed to be on a known persistent weak layer of facets 30-40 cms above the ground that formed during the November high pressure. Avalanche detailed is labeled B.
Coordinates