Hilda sz 1.5 PS

Quick report

joe.h · Dec 16, 2023 · Snake River Range

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Observation photo 1Observation photo 2Observation photo 3

Quick report

Weather
warm
Ride Type
mellowSlopes, denseTrees, openTrees
Stayed Away
steepSlopes, alpineSlopes, convexSlopes
Riding Quality
good
Snow Conditions
powder
Avalanche Conditions
avalancheConditionSound

Lots of whumpfing and associated cracking in loaded lees and X loaded features at TL and ALP. 1x sz 1.5 Persistent Slab on terminal moraine on Hilda creek egress trail. See photos and Avalanche tab for more info.

Avalanche

Run Length
20
Slab Width
60
Trigger Type
skier
Wind Exposure
leeSlope
Avalanche Size
1.5
Slab Thickness
50
Start Zone Aspect
NE
Avalanche Character
persistentSlab
Number Of Avalanches
1
Start Zone Elevation
2100
Weak Layer Burial Date
2023-12-03
Weak Layer Crystal Type
surfaceHoar
Start Zone Elevation Band
tln, btl
Avalanche Occurrence Datetime
2023-12-16T22:00:00.000Z

Depth 30-85cms averaging 50. Bed surface was pencil resistance facets with surface hoar above (up to 9mm) and numerous old windslabs on top. Propagation Saw Test afterwards got 40/100 End.