These observations document past conditions at a small and variable scale. They are not to be confused with an avalanche forecast. They come from a variety of sources. We can only vouch for the quality of those produced by the SAC forecasters and professional observers.
Date and time of observation or avalanche occurrence Location Media Observation made by
01/11/2017 - 14:30
Avalanche Observation 		East face Mt Lincoln
Donner Summit Area 		Public
04/07/2012 - 12:00
Avalanche Observation 		Above Saxonia Lake
Outside of the Forecast Area
Public
12/25/2012 - 00:00
Avalanche Observation 		Sierra Crest at the top of Pole Creek
Cabin Creek, Deep Creek, or Pole Creek Area
Forecaster
03/21/2013 - 11:00
Avalanche Observation 		Silver Peak
Cabin Creek, Deep Creek, or Pole Creek Area
Forecaster
03/20/2011 - 12:45
Avalanche Observation 		North face below treeline
Luther Pass Area (including Job and Freel)
Public
02/07/2017 - 08:30
Avalanche Observation 		Andesite Ridge
Donner Summit Area
Crown from wet slab avalanche triggered by natural cornice collapse.
Cornice and avalanche debris.
Older wet slab avalanches on NE-E aspects. These were widespread in the area.
 Forecaster
01/14/2016 - 11:30
Avalanche Observation 		Top of Negro Canyon
Donner Summit Area
Guide
Alpenglow Expeditio
02/09/2014 - 02:00
Avalanche Observation 		Andesite Ridge
Donner Summit Area
Forecaster
04/10/2017 - 10:45
Avalanche Observation 		Red Lake Peak N NE aspect
Carson Pass Area 		Public
03/07/2016 - 12:00
Avalanche Observation 		Above the Skiers left trees in Dead tree bowl
Carson Pass Area 		Public
04/14/2017 - 09:30
Avalanche Observation 		Hourglass
Mount Rose Area
False color image to highlight avalanche in the Hourglass. Note how the debris covers some of the ski tracks.
Original image of the Hourglass slide
Another wind slab avalanche below the cornice on the far east ridge of Tamarack Peak
 Forecaster
03/14/2016 - 09:00
Avalanche Observation 		North Side Castle Peak
Donner Summit Area
Forecaster
12/29/2010 - 12:00
Avalanche Observation 		Andesite Ridge
Donner Summit Area
Forecaster
01/11/2010 - 09:20
Avalanche Observation 		Flagpole Peak
Echo Summit Area
Forecaster
01/31/2010 - 11:00
Avalanche Observation 		Dick's Peak
Desolation Wilderness Area (including Emerald Bay)
Public

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