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Eastern Sierra Avalanche Center

Public Observation

Observation Details

Observation Date:
February 25, 2023
Submitted:
February 25, 2023
Zone or Region:
June Lake
Activity:
Other
Location:
Heidelberg Hill

Observations

Woke up this morning to a naturally triggered avalanche above Lake View Drive on Heidelberg Hill in June Loop. It appears the trigger source was snow bombs falling from a tree. Runout across the road took trash cans from one side of the street to the other and broke a metal gate. Neighbor’s security cam captured the difference before and after the slide at around ~12:30am. Depth around ~1m. Snow surface beneath the fresh dry and light deposition was hard wind board and light sun crust. The snow has become loose later in the day, multiple full roofs on Lakeview have slid. The county issued an evacuation order for a large swath of June south of the 158.

Observed Avalanches

Did you observe any avalanches? 
Yes
Avalanche Type:
Dry Loose (Sluff)
Size:
Size 2: Could bury, injure, or kill a person
Elevation:
7600
Aspect:
W
Comments:
Trigger point appeared to be snow falling off a tree about ~15m up from the road. Approximate width at the beginning of the runout was ~10m. Depth about ~1m. Runout stopped by a house with damage to a gate. Would say D1.5.

Signs of Unstable Snow

None reported

Media

Sidewall
Trigger point, sidewalls, rough bed surface. Around 2ft of additional snow fell after the time of the slide.

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