Seismic activity on Sept. 12: Earthquake near South Sandwich Islands region reported – magnitude 5.3

Published Sep 12, 2025

A 5.3 magnitude quake was recorded near South Sandwich Islands region Friday morning, according to the U.S. Geological Survey.

The tremor, which struck the area at 03:31 UTC (01:31 local time), was centered of South Sandwich Islands region. It occurred at a depth of 10 km.

Did you feel it?

If you noticed the earthquake, you can submit a report through the USGS Felt Report form.

Source: The U.S. Geological Survey