M6.6 earthquake - 249 km NW of Sabang, Indonesia

What happened

A magnitude 6.6 earthquake struck 249 km NW of Sabang, Indonesia on 5 Mar 1921, 06:24 UTC at a depth of 20 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.

The nearest town in our records is Sabang, about 250 km away in Aceh, Indonesia.