M4.6 earthquake - Chagos Archipelago region

What happened

A magnitude 4.6 earthquake struck Chagos Archipelago region on 2 Sept 2025, 12:38 UTC at a depth of 10 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.