EarthquakeStrongPAGER: green

M5.5 earthquake - South Sandwich Islands region

Name: M5.5 earthquake - South Sandwich Islands region
Start: 2021-08-17T20:06:13.275+00:00
Location: South Sandwich Islands region

1886 d ago · 17 Aug 2021, 20:06 UTC South Sandwich Islands region

What happened

A magnitude 5.5 earthquake struck South Sandwich Islands region on 17 Aug 2021, 20:06 UTC at a depth of 42 km.

Earthquakes of this size are classed as Moderate. Can damage poorly built structures close to the epicentre. This was a shallow earthquake, which tends to be felt more strongly at the surface.

Timeline

First reported by USGS
16 Oct 2026, 20:47 UTC

Community

Did you feel it?

Nearby in the last 30 days

4.5
M4.5 earthquake - South Sandwich Islands region
3 d ago140 km deep
Moderate
4.9
M4.9 earthquake - South Sandwich Islands region
12 d ago10 km deep
Moderate
4.8
M4.8 earthquake - South Sandwich Islands region
17 d ago114 km deep
Moderate
4.9
M4.9 earthquake - South Sandwich Islands region
18 d ago35 km deep
Moderate
5.2
M5.2 earthquake - South Sandwich Islands region
18 d ago35 km deep
Strong
5.0
M5.0 earthquake - South Sandwich Islands region
19 d ago118 km deep
Strong
4.5
M4.5 earthquake - South Sandwich Islands region
23 d ago155 km deep
Moderate
4.6
M4.6 earthquake - South Sandwich Islands region
23 d ago29 km deep
Moderate
4.5
M4.5 earthquake - South Sandwich Islands region
24 d ago84 km deep
Moderate