M6.4 earthquake - Bonin Islands, Japan region

What happened

A magnitude 6.4 earthquake struck Bonin Islands, Japan region on 12 Jan 2011, 21:32 UTC at a depth of 512 km.

Earthquakes of this size are classed as Strong. Can cause damage in populated areas up to tens of kilometres away. This was a deep earthquake; shaking at the surface is usually weak for its size.