M4.2 earthquake near Sibolga, North Sumatra

What happened

A magnitude 4.2 earthquake struck 75 km SW of Sibolga, Indonesia on 3 Aug 2021, 04:04 UTC at a depth of 61 km.

Earthquakes of this size are classed as Light. Widely felt nearby; objects may shake or fall. Significant damage is unusual. This was a shallow earthquake, which tends to be felt more strongly at the surface.

The nearest town in our records is Sibolga, about 75 km away in North Sumatra, Indonesia.