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Avalanche & landslide

Kolka Glacier collapse

20 September 2002 Karmadon gorge, North Ossetia · Russia

Kolka Glacier collapse
Image: Alexandre Baïdoukov · CC BY-SA 4.0, via Wikimedia Commons
125Deaths
Not quantifiedDisplaced / homeless
Not quantifiedEstimated cost

A large part of the Kolka Glacier, on the slopes of Mount Kazbek, collapses and races nearly 20 km down the Genaldon valley as an avalanche of ice and rock, before coming to a halt in the Karmadon gorge.

Consequences

Human consequences

The village of Nizhny Karmadon is buried. The victims include the film crew of Sergei Bodrov Jr., a star of Russian cinema.

Environmental consequences

About 100 million m³ of ice and debris block the gorge for kilometres and form threatening dammed lakes.

Economic consequences

Roads, houses and tourist facilities in the valley are destroyed.

Political consequences

One of the largest glacier collapses ever observed, it has become a case study for monitoring unstable glaciers.

Further reading

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