Details

• Date: 2011/12/30

• Observer: Spencer Powlison

Location

• BC Zone: Gunnison
• Area Description: North face of mountain, midway down the pitch.
• Route Description: Climbed to the top of Snodgrass on the road grade and descended from the radio beacon off of the north face.

Weather

• Weather Description: Mostly sunny, temps in the 30s.

Snowpack

• Snowpack Description: Loose, unconsolidated sugary snow, approximately 12-18" deep.

Snowpack Obsvervation Cracking: None Collapsing: None

Avalanches

	Date	Location/Path	#	Elev	Asp	Type	Trig	SizeR	SizeD
	2011/12/30	Snodgrass Mountain	1	>TL	N	L	AS	R4	D1.5
Date: 2011/12/30 Time: 3:00 PM (Estimated) Observer: Spencer Powlison Area Description: Short, narrow open chute in the trees, approximately 20ft wide, 150ft long. Landmark: Snodgrass Mountain Average Slope Angle: 35 ° Maximum Slope Angle: 40 ° Sliding Surface: G - At Ground/Ice/Firm Weak Layer: Interface Average Width: 15 ft Maximum Width: 20 ft Average Vertical: 150 ft
	2011/12/30	Snodgrass Mountain	1	>TL	N	L	AS	R4	D1.5
Date: 2011/12/30 Time: 3:00 PM Observer: Spencer Powlison Area Description: Open finger between two gullies on either side. Landmark: Snodgrass Mountain Average Slope Angle: 30 ° Maximum Slope Angle: 35 ° Sliding Surface: G - At Ground/Ice/Firm Weak Layer: Interface Average Width: 30 ft Maximum Width: 35 ft Average Vertical: 200 ft