EarthquakeExtreme

M7.2 earthquake - South Sandwich Islands region

Name: M7.2 earthquake - South Sandwich Islands region
Start: 1983-10-22T04:21:35.01+00:00
Location: South Sandwich Islands region

15700 d ago · 22 Oct 1983, 04:21 UTC South Sandwich Islands region

What happened

A magnitude 7.2 earthquake struck South Sandwich Islands region on 22 Oct 1983, 04:21 UTC at a depth of 24 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

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