| Magnitude | 5.3 |
| Alert | Strong |
| Depth | 19.7 km |
| Coordinates | -55.367, -28.269 |
| UTC time | 2011-12-15 02:59:11.710 |
Earthquake details
Thursday, December 15, 2011 Earthquake
The earthquake hit South Sandwich Islands region on Thursday, December 15, 2011 at 02:59 UTC with a magnitude of 5.3. The closest known location in the current dataset is Río Grande, about 2516.6 km away. The epicenter is located at longitude -28.269 and latitude -55.367.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 2011-12-15
Closest countries
The 12 closest cities near the epicenter.
| Río Grande | 2516.6 km |
| Ushuaia | 2516.7 km |
| Río Gallegos | 2703.2 km |
| Punta Arenas | 2739.8 km |
| Caleta Olivia | 2883.3 km |
| Mar del Plata | 2917.8 km |
| Comodoro Rivadavia | 2918.9 km |
| Necochea | 2936.5 km |
| Trelew | 2960.4 km |
| Balcarce | 2969.9 km |
| Puerto Madryn | 2978.6 km |
| Viedma | 3001.6 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.8
South Sandwich Islands region
Unknown · 2026-09-29 06:38 UTC
17.4 km
M 4.8
South Sandwich Islands region
Unknown · 2026-09-29 04:16 UTC
6.8 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-19 09:59 UTC
30.4 km
M 6.2
South Sandwich Islands region
Unknown · 2026-09-02 23:46 UTC
96.0 km
M 4.4
South Sandwich Islands region
Unknown · 2026-08-31 21:46 UTC
80.7 km
M 5.0
South Sandwich Islands region
Unknown · 2026-07-29 10:30 UTC
80.3 km
M 6.4
South Sandwich Islands region
Unknown · 2026-07-11 10:26 UTC
44.6 km
M 4.5
South Sandwich Islands region
Unknown · 2026-07-03 01:53 UTC
85.8 km
Stay informed
Earthquake alerts
Create targeted notifications for important seismic activity near the places you follow.