M5.1 earthquake - South Sandwich Islands region
1306 d ago · 20 Mar 2023, 11:57 UTC South Sandwich Islands region
What happened
A magnitude 5.1 earthquake struck South Sandwich Islands region on 20 Mar 2023, 11:57 UTC at a depth of 131 km.
Earthquakes of this size are classed as Moderate. Can damage poorly built structures close to the epicentre. This was an intermediate-depth earthquake, so shaking is spread over a wider, gentler area.
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 - 4.8
M4.8 earthquake - South Sandwich Islands region
35 km deep
Moderate - 4.8
M4.8 earthquake - South Sandwich Islands region
35 km deep
Moderate - 4.8
M4.8 earthquake - South Sandwich Islands region
93 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 - 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