Avalanche
- Slab Width
- 46 m
- Trigger Type
- Snowmobiler
- Vertical Fall
- 38 m
- Slab Thickness
- 76 cm
- Start Zone Aspect
- Northeast
- Start Zone Elevation
- 3109 m
A snowmobiler triggered an avalanche after dropping off a ridge onto the slope below. He was able to ride off in front of it and was not caught. This was in Seely Creek east of Ephraim Canyon.