M5.3 earthquake - South Sandwich Islands region
1883 d ago · 20 Aug 2021, 15:56 UTC South Sandwich Islands region
What happened
A magnitude 5.3 earthquake struck South Sandwich Islands region on 20 Aug 2021, 15:56 UTC at a depth of 38 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
140 km deep
Moderate - 4.9
M4.9 earthquake - South Sandwich Islands region
10 km deep
Moderate - 4.8
M4.8 earthquake - South Sandwich Islands region
114 km deep
Moderate - 4.9
M4.9 earthquake - South Sandwich Islands region
35 km deep
Moderate - 5.2
M5.2 earthquake - South Sandwich Islands region
35 km deep
Strong - 5.0
M5.0 earthquake - South Sandwich Islands region
118 km deep
Strong - 4.5
M4.5 earthquake - South Sandwich Islands region
155 km deep
Moderate - 4.6
M4.6 earthquake - South Sandwich Islands region
29 km deep
Moderate - 4.5
M4.5 earthquake - South Sandwich Islands region
84 km deep
Moderate - 5.0
M5.0 earthquake - South Sandwich Islands region
10 km deep
Strong