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7.5
EarthquakeExtremePAGER: green

M7.5 earthquake - South Sandwich Islands region

1891 d ago · 12 Aug 2021, 18:32 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 7.5 earthquake struck South Sandwich Islands region on 12 Aug 2021, 18:32 UTC at a depth of 47 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

  1. First reported by USGS

    16 Oct 2026, 20:46 UTC

Community

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