M8.5 earthquake - 1963 Kuril Islands Earthquake

What happened

A magnitude 8.5 earthquake struck 1963 Kuril Islands Earthquake on 13 Oct 1963, 05:17 UTC at a depth of 35 km.

Earthquakes of this size are classed as Great. Can cause severe damage across hundreds of kilometres and may trigger tsunamis. This was a shallow earthquake, which tends to be felt more strongly at the surface.