Avalanche Occurrence

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General Information

View of crown from a recent avalanche in the hairpin valley. (W, 6400ft) Photo: Josh Cole

Observer:

NWAC Observer

Occurrence Date:

Dec 27, 2022 ()

Location:

Head of hairpin Valley/ West aspect of Kangaroo

Comments:

This avalanche appears to have run on the 12/8 buried SH in the last 48 hours, probably on Dec. 27th.

Avalanche Characteristics

# of Avys:

1

Aspect:

W

Start Zone Elev:

6400ft

Size:

D2.5 / R2

Type:

HS-Hard Slab

Trigger:

N-Natural

Bed Surface:

O-Old Snow

Depth:

4ft (max: 4.5ft)

Width:

260ft

Start Zone Slope:

45°

Vertical Fall:

800ft

Weak Layer:

Dec 8, 2022 (SH)

Media

View of crown from a recent avalanche in the hairpin valley. (W, 6400ft) Photo: Josh Cole

The crown line of a recent avalanche on a West aspect in the hairpin valley. This may have released on Tuesday Dec. 27th and likely slid on the Dec. 8th buried surface hoar. West aspect at 6400'

Debris from an avalanche at the end of the hairpin valley. This may have occurred on the 27th or 28th. There was only 2" of snow on top of the debris. D2.5

Debris from a very large avalanche at the end of the hairpin valley that may have run on Dec 27th. Photo: Josh Cole

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