Detailed Accident Report

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Date: 1999-02-09
Submitted By: Sun Valley Avalanche Center
Place: Town of Hailey
State: ID
Country: USA
Summary: 3 houses damaged by avalanche

Hailey, Idaho SS-WL-N-3+(large)0 avalanche ran over 2500 vertical feet. Hit 3 houses at end of a subdivision beneath North facing `Mindbender` avalanche paths. 2 houses mostly windblast damage, windows& exterior. 1 house- extensive damage, snow ran through one end of house, destroyed kitchen and interior walls. Only reason it withstood the hit was because it was a million-dollar, super strongly built structure.

Rapid loading, warm temps and high winds. Initiated in new snow that then eventually dug down into old faceted layer. Dry soft slab at crown, Very wet snow at bottom.