Date of Observation: 12/25/2021
Name: Eric Murrow
Zone: Southeast Mountains
Route Description: Avalanche obs from the road.
Observed avalanche activity: Yes
Avalanches: Photos and coding for avalanches previously reported.
Photos:
Location: Mount Emmons
Location Specific:
Start Zone Elevation: BTL: Below Tree Line
Aspect: NE
Trigger: Natural
Trigger modifier:
Type: Soft Slab
Failure Plane:
Relative Size: R2 small
Destructive Size: D2 – could bury, injure, or kill a person
Avg. crown height (inches):
Avg. width (feet):
Avg. vertical run (feet):
# of people caught:
# of partial burials:
# of full burials:
Additional comments: Upper end of Peanut Lake paths and Happy Chutes
Location: Mount Emmons
Location Specific:
Start Zone Elevation: NTL: Near Tree Line
Aspect: NE
Trigger: Natural
Trigger modifier:
Type: Soft Slab
Failure Plane:
Relative Size: R3 medium
Destructive Size: D2.5
Avg. crown height (inches):
Avg. width (feet):
Avg. vertical run (feet):
# of people caught:
# of partial burials:
# of full burials:
Additional comments: Climax paths
Location: Mount Emmons
Location Specific:
Start Zone Elevation: NTL: Near Tree Line
Aspect: NE
Trigger: Natural
Trigger modifier:
Type: Soft Slab
Failure Plane:
Relative Size: R3 medium
Destructive Size: D3 – could destroy a car, wood-frame house, or snap trees
Avg. crown height (inches):
Avg. width (feet):
Avg. vertical run (feet):
# of people caught:
# of partial burials:
# of full burials:
Additional comments: The largest path on climax….uncertain of D3 but 3.5 to 4.5 inches of water ran across entire feature.
Location:
Location Specific:
Start Zone Elevation:
Aspect:
Trigger:
Trigger modifier:
Type:
Failure Plane:
Relative Size:
Destructive Size:
Avg. crown height (inches):
Avg. width (feet):
Avg. vertical run (feet):
# of people caught:
# of partial burials:
# of full burials:
Additional comments:
Location:
Location Specific:
Start Zone Elevation:
Aspect:
Trigger:
Trigger modifier:
Type:
Failure Plane:
Relative Size:
Destructive Size:
Avg. crown height (inches):
Avg. width (feet):
Avg. vertical run (feet):
# of people caught:
# of partial burials:
# of full burials:
Additional comments:
