Laxgalts'ap Avalanche

Quick report

stephen.chapman540 · Mar 8, 2026 · Nass

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Observation photo 1Observation photo 2

Quick report

Weather
cloudy
Ride Type
denseTrees, mellowSlopes, openTrees
Riding Quality
amazing
Snow Conditions
deepPowder
Avalanche Conditions
avalancheConditionSnow

Avalanche

Run Length
100
Slab Width
200
Trigger Type
snowmobile
Wind Exposure
crossLoadedSlope
Avalanche Size
3
Slab Thickness
100
Trigger Sub Type
remote
Start Zone Aspect
NW, W
Trigger Distance
20
Vegetation Cover
openSlope
Start Zone Incline
38
Avalanche Character
stormSlab, windSlab
Number Of Avalanches
1
Start Zone Elevation
1280
Runout Zone Elevation
1200
Avalanche Observation
12hrsAgo
Start Zone Elevation Band
alp
Avalanche Occurrence Datetime
2026-03-08T21:00:00.000Z

Incident

Group Size
4
Terrain Trap
trees
Group Activity
snowmobiling
Number Injured
0
Number Involved
0
Number Caught Only
0
Number Fully Buried
0
Snow Depth Trigger Point
variable
Terrain Shape Trigger Point
convex
Number Partly Buried Able Breathing
0
Number Partly Buried Impaired Breathing
0

While snowmobiling near Laxgalts'ap, we had been riding on either shoulder of the first large open slope in the area and had not observed any signs of recent avalanche activity. The gut of the slope had largely been avoided at the time of the slide but some tracks had been made through the runout zone. We believe the avalanche was likely remotely triggered by one rider, accompanied by a buddy behind, who had moved into position to assess a potential descent on the north side of the slope, the right side shown in the photo. The snow was wind effected with the slope heavily loaded and we suspect the snowpack was thinner over the top, allowing us to get to a weak layer which likely created the settlement that triggered the slide. Note that this ultimately propagated a crown ~200m long towards the South. A separate rider was observing from a safe zone several hundred meters beyond the runout to the North and called it out on the radio. At the time of the avalanche, one rider was actively riding in the North edge of the runout zone while the other three remained outside of it. The rider within the runout zone was positioned in a location and direction that allowed them to avoid the slide without any issue.