M5.5 earthquake near Sangkapura, East Java

What happened

A magnitude 5.5 earthquake struck 109 km NNE of Bangkalan, Indonesia on 4 Aug 2023, 00:31 UTC at a depth of 576 km.

Earthquakes of this size are classed as Moderate. Can damage poorly built structures close to the epicentre. This was a deep earthquake; shaking at the surface is usually weak for its size.

The nearest town in our records is Sangkapura, about 58 km away in East Java, Indonesia.