M6.8 earthquake - Sea of Okhotsk

What happened

A magnitude 6.8 earthquake struck Sea of Okhotsk on 18 May 1987, 03:07 UTC at a depth of 542 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.