| Magnitude | 5.9 |
| Alert | Strong |
| Depth | 10.0 km |
| Coordinates | -56.840, -24.014 |
| UTC time | 2021-12-20 03:39:34.263 |
Earthquake details
Monday, December 20, 2021 Earthquake
The earthquake hit South Sandwich Islands region on Monday, December 20, 2021 at 03:39 UTC with a magnitude of 5.9. The closest known location in the current dataset is Ushuaia, about 2730.6 km away. The epicenter is located at longitude -24.014 and latitude -56.840.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 2021-12-20
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2730.6 km |
| Río Grande | 2740.9 km |
| Río Gallegos | 2941.3 km |
| Punta Arenas | 2962.5 km |
| Caleta Olivia | 3156.0 km |
| Comodoro Rivadavia | 3194.3 km |
| Mar del Plata | 3227.8 km |
| Necochea | 3245.3 km |
| Trelew | 3250.3 km |
| Puerto Madryn | 3270.5 km |
| Balcarce | 3279.6 km |
| Viedma | 3302.0 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 5.0
South Sandwich Islands region
Unknown · 2026-09-21 21:37 UTC
42.1 km
M 4.8
South Sandwich Islands region
Unknown · 2026-07-14 15:25 UTC
56.8 km
M 4.3
South Sandwich Islands region
Unknown · 2026-06-24 10:17 UTC
81.6 km
M 5.0
South Sandwich Islands region
Unknown · 2026-04-23 05:30 UTC
41.7 km
M 4.4
South Sandwich Islands region
Unknown · 2026-02-20 12:42 UTC
62.6 km
M 4.2
South Sandwich Islands region
Unknown · 2026-01-16 15:40 UTC
31.8 km
M 4.7
South Sandwich Islands region
Unknown · 2026-01-12 23:41 UTC
96.0 km
M 4.8
South Sandwich Islands region
Unknown · 2025-11-12 12:36 UTC
21.7 km
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