Résumé de l'incident
- Date
- 2003-01-20
- Location
- Tumbledown Mountain
- Location Description
- Province
- BC
- Coordinates
- 429400.00000 °, 5682300.00000 °
- Elevation
- m
- Activity
- Backcountry Skiing
- Involvement
- 13
- Injury
- Fatality
- 7
- Description
- 21 people were ascending La Traviata Couloir when an avalanche occurred. 2 subsequent avalanches were triggered sympathetically, the second of which overtook a group lower on the route. 13 people were buried and 7 died.Visibility was poor soon after the slide happened.
Avalanches
| Date/Heure | Taille | Type | Déclencheur | Altitude | Versant | Largeur de la plaque | Épaisseur de la plaque |
|---|---|---|---|---|---|---|---|
| 2003-01-20 10:45 | 3.0 | Slab | Sy | 2510 m | SW | 65 m | 150 cm |
| 2003-01-20 10:45 | 3.0 | Slab | Sr | 2450 m | S | 50 m | 50 cm |
| 2003-01-20 10:45 | 1.0 | Slab | Sy | - | S | - | - |
Weather
| Température actuelle | Température maximale | Température minimale | Tendance 24h | Vitesse du vent | Direction du vent | Condition du ciel | Type et intensité des précipitations |
|---|---|---|---|---|---|---|---|
| - | - | - | - | - | - | - | - |
Snowpack
| Manteau neigeux | Neige 24 hrs | Neige de tempête | Date de la tempête |
|---|---|---|---|
| - | - | - | - |
Commentaire sur le manteau neigeux: Wind slab over Nov. Crust. Thin at top of col where wind effect was greatest. Snowpack on La Traviata generally much thicker and bridged weakness.
Documents
| Date du document | Titre | Source | |
|---|---|---|---|
| 2003-01-22 | Fatal avalanche on BC glacier was a tragic accident, police say | CBC News | Vue |
| 2003-04-01 | A Thin White Line by Ted Kerasote | Outside Magazine | Vue |
| 2004-12-11 | Tragedy on a Mountain | National Post | Vue |
| ACC Accident Write-up | Alpine Club of Canada Accident DB | Vue |