M6.4 earthquake - Pagan region, Northern Mariana Islands

What happened

A magnitude 6.4 earthquake struck Pagan region, Northern Mariana Islands on 4 May 1988, 23:47 UTC at a depth of 123 km.

Earthquakes of this size are classed as Strong. Can cause damage in populated areas up to tens of kilometres away. This was an intermediate-depth earthquake, so shaking is spread over a wider, gentler area.