Valanga

Arthur's Pass

Alistair HammondArthur's Pass
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Foto dell’osservazione 1Foto dell’osservazione 2Foto dell’osservazione 3

Avalanche

Size
0.5
Aspect
NE
Length
200 m
Trigger
natural
Elevation
2200 m

Frequent loose wet Frequent small point releases on the steeper aspects of the NE face of Rolleston. Snow had frozen overnight but started releasing small amounts with sun exposure quite quickly. Lower angle aspects appeared more stable by the time we left around 11am. Widespread debris from old loose wet releases present on most steep aspects around the Otira valley up to size 2-2.5 (pictured).