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
03/31/2010 - 12:15
Avalanche Observation 		Silver Peak
Cabin Creek, Deep Creek, or Pole Creek Area
Forecaster
04/22/2010 - 22:00
Avalanche Observation 		Flagpole Peak
Echo Summit Area
Professional Observer
02/26/2017 - 11:00
Avalanche Observation 		Carpenter Ridge
Independence Lake Area
Test slope cracking of easy to trigger but very shallow wind slab.
Propagation up to 30' with shallow wind slab.
Triggered wind slab up to 4 inches thick on top of older wind slab from 24+ previous.
Some wind transport refill of skin track after 3 hrs, well below treeline on Carpenter Rd on N aspect at 8,040'.
 Forecaster
01/12/2011 - 13:30
Avalanche Observation 		Near Lacy, Jackson Meadows area
Independence Lake Area
Public
02/25/2011 - 20:33
Avalanche Observation 		Anderson Peak
Donner Summit Area
Public
03/21/2011 - 08:15
Avalanche Observation 		East Ridge Tamarack
Mount Rose Area 		Professional Observer
03/14/2017 - 13:00
Avalanche Observation 		West Ridge of Mt. Tallac
Desolation Wilderness Area (including Emerald Bay)
Loose wet avalanche size D1.5-D2 triggered by natural cornice collapse.
 Forecaster
04/10/2011 - 13:00
Avalanche Observation 		Incline Lake Peak
Mount Rose Area
Forecaster
03/01/2012 - 13:30
Avalanche Observation 		Polaris Point
Blackwood Canyon or Ward Canyon Area
Forecaster
04/01/2012 - 13:15
Avalanche Observation 		Talking Mountain
Desolation Wilderness Area (including Emerald Bay)
Public
12/25/2012 - 00:00
Avalanche Observation 		North face of Mount Ralston
Echo Summit Area
Public
04/09/2017 - 12:00
Avalanche Observation 		Ginny Lake
Mount Rose Area
Public
03/20/2013 - 09:30
Avalanche Observation 		Andesite Peak
Donner Summit Area
Professional Observer
04/13/2017 - 19:00
Avalanche Observation 		East Bowl Chutes
Mount Rose Area
Public
03/07/2011 - 14:20
Avalanche Observation 		Emerald Bay Chutes, main one
Desolation Wilderness Area (including Emerald Bay) 		Public

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