EarthquakeModerate

M4.7 earthquake - South Sandwich Islands region

Name: M4.7 earthquake - South Sandwich Islands region
Start: 2021-04-08T16:29:18.705+00:00
Location: South Sandwich Islands region

2018 d ago · 8 Apr 2021, 16:29 UTC South Sandwich Islands region

What happened

A magnitude 4.7 earthquake struck South Sandwich Islands region on 8 Apr 2021, 16:29 UTC at a depth of 78 km.

Earthquakes of this size are classed as Light. Widely felt nearby; objects may shake or fall. Significant damage is unusual. This was an intermediate-depth earthquake, so shaking is spread over a wider, gentler area.

Timeline

First reported by USGS
17 Oct 2026, 10:11 UTC

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