EarthquakeExtremePAGER: green

M7.1 earthquake - South Sandwich Islands region

Name: M7.1 earthquake - South Sandwich Islands region
Start: 2021-08-22T21:33:18.983+00:00
Location: South Sandwich Islands region

1881 d ago · 22 Aug 2021, 21:33 UTC South Sandwich Islands region

A tsunami flag was raised for this event. This does not mean a tsunami occurred. Always follow official tsunami warning centres and local authorities.

What happened

A magnitude 7.1 earthquake struck South Sandwich Islands region on 22 Aug 2021, 21:33 UTC at a depth of 6 km.

Earthquakes of this size are classed as Major. Can cause serious damage over large areas. This was a shallow earthquake, which tends to be felt more strongly at the surface.

Timeline

First reported by USGS
16 Oct 2026, 20:46 UTC

Community

Did you feel it?

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