M5.5 earthquake - Mariana Islands region

What happened

A magnitude 5.5 earthquake struck Mariana Islands region on 11 Aug 2021, 15:02 UTC at a depth of 10 km.

Earthquakes of this size are classed as Moderate. Can damage poorly built structures close to the epicentre. This was a shallow earthquake, which tends to be felt more strongly at the surface.

The nearest town in our records is Saipan, about 179 km away in Saipan, Northern Mariana Islands.