Avalanche
- Weak Layer
- New Snow/Old Snow Interface
- Trigger Type
- Snowmobiler
- Avalanche Type
- Soft Slab
- Trigger Detail
- Unintentionally Triggered
- Start Zone Aspect
- Southwest
I received a first-hand report of an unintentional snowmobile triggered avalanche from Wednesday (3-23-11) at mid elevations on the north side of Providence Canyon... It was a surprise to the riders involved because of the unexpected location.... I failed to get all the details..