Date of Observation: 01/05/2022
Name: Zach Kinler
Zone: Southeast Mountains
Route Description: Helicopter
Observed avalanche activity: Yes
Avalanches: Documenting the recent avalanche cycle of large to very large avalanches estimated to have run around 12/31. Most were on leeward and shady slopes ATL with a few on West aspects.
Weather:
Snowpack:
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[accordion_item title=”Avalanche Report #1″ parent_id=”my-accordion” open=”false”]Estimated avalanche date: 12/31/2021
Number of Avalanches: 4
Location
Location: Middle Brush Creek (Pearl Pass Road, Cumberland Basin, Twin Lakes)
Location Specific:
Start Zone Elevation: ATL: Above Tree Line
Aspect: E
Characteristics
Trigger: Natural
Trigger modifier:
Type: Hard Slab
Failure Plane:
Size
Relative Size: R3 medium
Destructive Size: D2.5
Avg. crown height (inches):
Avg. width (feet):
Avg. vertical run (feet):
Involvements
# of people caught:
# of partial burials:
# of full burials:
Additional comments:
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[accordion_item title=”Avalanche Report #2″ parent_id=”my-accordion” open=”false”]
Estimated avalanche date: 12/31/2021
Number of Avalanches: 2
Location
Location: Middle Brush Creek (Pearl Pass Road, Cumberland Basin, Twin Lakes)
Location Specific:
Start Zone Elevation: ATL: Above Tree Line
Aspect: NE
Characteristics
Trigger: Natural
Trigger modifier:
Type: Hard Slab
Failure Plane:
Size
Relative Size: R3 medium
Destructive Size: D2.5
Avg. crown height (inches):
Avg. width (feet):
Avg. vertical run (feet):
Involvements
# of people caught:
# of partial burials:
# of full burials:
Additional comments:
[/accordion_item]
[accordion_item title=”Avalanche Report #3″ parent_id=”my-accordion” open=”false”]
Estimated avalanche date: 12/31/2021
Number of Avalanches: 2
Location
Location: Middle Brush Creek (Pearl Pass Road, Cumberland Basin, Twin Lakes)
Location Specific:
Start Zone Elevation: ATL: Above Tree Line
Aspect: E
Characteristics
Trigger: Natural
Trigger modifier:
Type: Hard Slab
Failure Plane:
Size
Relative Size: R3 medium
Destructive Size: D3.5
Avg. crown height (inches):
Avg. width (feet):
Avg. vertical run (feet):
Involvements
# of people caught:
# of partial burials:
# of full burials:
Additional comments:
[/accordion_item]
[accordion_item title=”Avalanche Report #4″ parent_id=”my-accordion” open=”false”]
Estimated avalanche date: 12/31/2021
Number of Avalanches: 2
Location
Location: Middle Brush Creek (Pearl Pass Road, Cumberland Basin, Twin Lakes)
Location Specific:
Start Zone Elevation: ATL: Above Tree Line
Aspect: NE
Characteristics
Trigger: Natural
Trigger modifier:
Type: Hard Slab
Failure Plane:
Size
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):
Involvements
# of people caught:
# of partial burials:
# of full burials:
Additional comments:
[/accordion_item]
[accordion_item title=”Avalanche Report #5″ parent_id=”my-accordion” open=”false”]
Estimated avalanche date: 12/31/2021
Number of Avalanches: 1
Location
Location: Middle Brush Creek (Pearl Pass Road, Cumberland Basin, Twin Lakes)
Location Specific:
Start Zone Elevation: ATL: Above Tree Line
Aspect: N
Characteristics
Trigger: Natural
Trigger modifier:
Type: Hard Slab
Failure Plane:
Size
Relative Size: R3 medium
Destructive Size: D2.5
Avg. crown height (inches):
Avg. width (feet):
Avg. vertical run (feet):
Involvements
# of people caught:
# of partial burials:
# of full burials:
Additional comments:
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