Date of Observation: 12/25/2021
Name: Zach Guy
Zone: Southeast Mountains
Route Description: Viewed from afar from Mt. Crested Butte
Observed avalanche activity: Yes
Avalanches: My vantage was of mostly southerly and windward aspects (southeast to west). Relatively less activity on these aspects, but a handful of large slides.
Photos:
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Near Avery
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Debris below Gothic, I drew in the estimated runout but tough to say because of wind textures
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Evidence of moving snow on the east face of Gothic.
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A west facing crown towards Pearl Pass that was subsequently smoothed over by wind
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Debris below White Ridge
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Crown near Camel Humps
Estimated avalanche date: 12/24/2021
Number of Avalanches: 2
Location
Location: Gothic Mountain
Location Specific:
Start Zone Elevation: ATL: Above Tree Line
Aspect: E
Characteristics
Trigger: Natural
Trigger modifier:
Type: Unknown
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: E to SE aspects
Estimated avalanche date: 12/24/2021
Number of Avalanches: 3
Location
Location: Copper Creek
Location Specific:
Start Zone Elevation: NTL: Near Tree Line
Aspect: SE
Characteristics
Trigger: Natural
Trigger modifier:
Type: Soft Slab
Failure Plane:
Size
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):
Involvements
# of people caught:
# of partial burials:
# of full burials:
Additional comments: Below Camel Humps and White Ridge and Avery
Estimated avalanche date: 12/24/2021
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: W
Characteristics
Trigger: Natural
Trigger modifier:
Type: Unknown
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: Near Pearl Pass
Estimated avalanche date: 12/25/2021
Number of Avalanches: 3
Location
Location: Mount Crested Butte
Location Specific:
Start Zone Elevation: NTL: Near Tree Line
Aspect: N
Characteristics
Trigger: Explosive
Trigger modifier:
Type: Soft Slab
Failure Plane:
Size
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):
Involvements
# of people caught:
# of partial burials:
# of full burials:
Additional comments: Headwall
Estimated avalanche date:
Number of Avalanches:
Location
Location:
Location Specific:
Start Zone Elevation:
Aspect:
Characteristics
Trigger:
Trigger modifier:
Type:
Failure Plane:
Size
Relative Size:
Destructive Size:
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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