Intentionally triggered slab avalanche on NE aspect, in Lassen National Park

Location Name: 
Outside of the Forecast Area
Date and time of observation: 
Sun, 04/16/2017 - 10:20am
Location Map: 
United States
40° 33' 19.9728" N, 121° 28' 52.7628" W

Observation made by: Public
Snowpit Observations
More detailed information about the snowpack: 

Intentionally triggered slab avalanche on a low consequence D1 test slope. 

 In a NE aspect test slope, 50 degrees slope angle, 6 inch crown. Apr 16, 2017, 1020am. Elevation 6830 feet, Lassen Volcanic National Park, NEof Brokeoff Pk. , SE of Peak 8662'. 

Weather Observations
Blowing Snow: