| Date and Time of Avalanche | Avalanche Type |
Trigger |
Size | Starting Elevation | Aspect | Number of avalanches |
|---|---|---|---|---|---|---|
|
02/23/2019 - 20:15 Fern Creek - Apgar Range |
1 | |||||
| Just off goulies ridge | 1 | |||||
|
01/21/2018 - 20:30 Tranquil Basin, Flathead Range |
1 | |||||
|
03/21/2019 - 16:15 Grave Creek |
Wet Slab | D3 , R3 | 1 | |||
| Chicken Bones | 1 | |||||
|
04/06/2018 - 17:00 Toured up cascade creek |
1 | |||||
| Continental Divide | 1 | |||||
|
01/14/2019 - 16:45 Great Bear Peak/Skiumah Creek |
1 | |||||
| Rescue Creek | 1 | |||||
| Essex Creek | 1 | |||||
|
12/06/2018 - 16:45 Cascadilla, Mmiddle Fork |
1 | |||||
|
03/20/2019 - 03:45 Picture Chutes-Whitefish Mountain Resort |
Wet Slab | 20 lb ANFO explosive | D2.5 , R4 | Between 5,000 and 6,500 ft | South | 1 |
|
12/13/2019 - 10:00 Forecaster Observation - Southern Whitefish Range |
Soft Slab | AE | D1.5 | Between 5,000 and 6,500 ft | 2 | |
|
01/23/2020 - 14:30 Teton Pass winter sports area |
Hard Slab |
AE (large ANFO) Intentionally Triggered |
D3 , R3 | Above 6,500 ft | East | 1 |
|
06/15/2022 - 09:00 Broken Leg Mountain |
Wet Loose | animal ? | Between 5,000 and 6,500 ft | Southwest | 1 | |
|
02/24/2021 - 12:00 Forecaster Observations - John F. Stevens Canyon |
Hard Slab |
Artificial (Explosives) Intentionally Triggered |
D3 , R3 | 7000 | East | 1 |
|
02/24/2021 - 12:15 Forecaster Observations - John F. Stevens Canyon |
Hard Slab |
Artificial (Explosives) Intentionally Triggered |
D3 , R3 | 6700 | Southeast | 1 |
|
02/24/2021 - 12:45 Forecaster Observations - John F. Stevens Canyon |
Hard Slab |
Artificial (Explosives) Intentionally Triggered |
D3 , R4 | 6150 | Southeast | 1 |
|
03/13/2019 - 00:45 Forecaster Observation - Skiumah Creek, Flathead Range |
Hard Slab | Believe it was initiated by ice fall | D3 , R2 | ~7000' | North | 1 |
|
01/30/2018 - 12:45 Skiumah, Flathead Range |
Hard Slab |
Cornice Intentionally Triggered |
D2.5 , R3 | Above 6,500 ft | North | 1 |
