| Magnitude | 5.4 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -60.490, -25.682 |
| UTC time | 1983-10-22 05:32:10.060 |
Earthquake details
Saturday, October 22, 1983 Earthquake
The earthquake hit South Sandwich Islands region on Saturday, October 22, 1983 at 05:32 UTC with a magnitude of 5.4. The closest known location in the current dataset is Ushuaia, about 2567.5 km away. The epicenter is located at longitude -25.682 and latitude -60.490.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1983-10-22
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2567.5 km |
| Río Grande | 2595.7 km |
| Punta Arenas | 2810.6 km |
| Río Gallegos | 2818.6 km |
| Caleta Olivia | 3108.4 km |
| Comodoro Rivadavia | 3153.6 km |
| Trelew | 3254.2 km |
| Puerto Madryn | 3281.5 km |
| Mar del Plata | 3347.3 km |
| Viedma | 3348.8 km |
| Necochea | 3349.4 km |
| Balcarce | 3393.9 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.6
South Sandwich Islands region
Unknown · 2026-07-17 18:24 UTC
96.5 km
M 4.2
South Sandwich Islands region
Unknown · 2026-07-13 11:05 UTC
50.3 km
M 4.3
South Sandwich Islands region
Unknown · 2026-05-24 10:04 UTC
75.7 km
M 5.0
South Sandwich Islands region
Unknown · 2026-03-22 11:39 UTC
97.0 km
M 4.6
South Sandwich Islands region
Unknown · 2026-01-27 09:54 UTC
65.2 km
M 4.1
South Sandwich Islands region
Unknown · 2025-12-20 18:27 UTC
36.1 km
M 4.6
South Sandwich Islands region
Unknown · 2025-10-31 04:49 UTC
90.2 km
M 4.5
South Sandwich Islands region
Unknown · 2025-08-26 17:57 UTC
29.1 km
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