| Magnitude | 5.5 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -59.323, -27.006 |
| UTC time | 1981-01-21 19:29:18.400 |
Earthquake details
Wednesday, January 21, 1981 Earthquake
The earthquake hit South Sandwich Islands region on Wednesday, January 21, 1981 at 19:29 UTC with a magnitude of 5.5. The closest known location in the current dataset is Ushuaia, about 2507.1 km away. The epicenter is located at longitude -27.006 and latitude -59.323.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1981-01-21
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2507.1 km |
| Río Grande | 2528.8 km |
| Río Gallegos | 2744.6 km |
| Punta Arenas | 2746.7 km |
| Caleta Olivia | 3011.8 km |
| Comodoro Rivadavia | 3055.2 km |
| Trelew | 3144.3 km |
| Puerto Madryn | 3169.9 km |
| Mar del Plata | 3213.5 km |
| Necochea | 3218.3 km |
| Viedma | 3229.0 km |
| Balcarce | 3261.0 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 5.0
South Sandwich Islands region
Unknown · 2026-09-27 21:13 UTC
69.8 km
M 5.4
South Sandwich Islands region
Unknown · 2026-08-21 13:06 UTC
58.4 km
M 4.9
South Sandwich Islands region
Unknown · 2026-07-21 08:53 UTC
54.5 km
M 4.8
South Sandwich Islands region
Unknown · 2026-07-18 16:57 UTC
45.1 km
M 4.6
South Sandwich Islands region
Unknown · 2026-07-17 18:24 UTC
55.6 km
M 4.8
South Sandwich Islands region
Unknown · 2026-07-15 15:36 UTC
45.4 km
M 5.4
South Sandwich Islands region
Unknown · 2026-07-11 06:52 UTC
39.5 km
M 5.2
South Sandwich Islands region
Unknown · 2026-07-02 02:57 UTC
90.9 km
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