M6.6 earthquake - 201 km SE of Attu Station, Alaska

What happened

A magnitude 6.6 earthquake struck 201 km SE of Attu Station, Alaska on 7 Feb 1940, 17:15 UTC at a depth of 15 km.

Earthquakes of this size are classed as Strong. Can cause damage in populated areas up to tens of kilometres away. This was a shallow earthquake, which tends to be felt more strongly at the surface.