Update: July 8 – 5.3 magnitude earthquake reported close to Chagos Archipelago region

Published Jul 19, 2026

A 5.3 magnitude quake occurred close to Chagos Archipelago region on Wednesday afternoon, according to the U.S. Geological Survey.

A tremor shook the area at 13:01 UTC (18:01 local time). The earthquake’s epicenter was of Chagos Archipelago region and occurred at a depth of 10 km. Seismologists first reported it as a 5.4 event, but later downgraded it to 5.3.

Did you feel it?

Those who experienced the quake are encouraged to report it through the USGS Felt Report form.

Impact and estimated losses

The USGS categorized this as a Green Alert, which means there is a low likelihood of casualties and damage.

Structure information summary

There are likely to be no affected structures in this region.

Source: The U.S. Geological Survey