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Recreational Observation

Ascended ridge on skiers left to TDH ridge. Skied down second gully

March 5, 2017, 12:30 p.m. PST

Weather: Clear, partially sunny/partially overcast, temps in mid-to-high 20s, winds: 3-5 mph from southwest on top of TDH ridge

Snowpack: Rain crust 5-8 inches below new snow

Area Description: Elevation 4400', or 2/3 the way down from TDH ridge towards Mirror Lake,

Avalanches: A skier was traversing across a 35 degree, north, northeast slope at around when she triggered what appeared to be a storm slab avalanche at around 4400', or 2/3 the way down from TDH ridge towards Mirror Lake. 5" crown, 8' wide, ran 40 feet down slope. Skier was the third of four skiers to ski that slope, but the first to traverse the top of the slope. Skier was not carried with avalanche, she stayed put above the slide. Rest of party had skied to safe zone and had visual of slide and skier the entire time. No injury or casualty.

Observation by Ryan Nesbit

Latitude: 45.294702

Longitude: -121.798225

Did you see any avalanches? Yes

Did you trigger any avalanches? Yes

Was anyone caught in an Avalanche? No