| Magnitude | 6.5 |
| Alert | Severe |
| Depth | 33.0 km |
| Coordinates | -60.620, -25.392 |
| UTC time | 1983-10-22 13:07:39.170 |
Earthquake details
Saturday, October 22, 1983 Earthquake
The earthquake hit South Sandwich Islands region on Saturday, October 22, 1983 at 13:07 UTC with a magnitude of 6.5. The closest known location in the current dataset is Ushuaia, about 2582.1 km away. The epicenter is located at longitude -25.392 and latitude -60.620.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Severe |
Earthquake map 1983-10-22
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2582.1 km |
| Río Grande | 2611.0 km |
| Punta Arenas | 2825.6 km |
| Río Gallegos | 2834.7 km |
| Caleta Olivia | 3126.8 km |
| Comodoro Rivadavia | 3172.1 km |
| Trelew | 3273.8 km |
| Puerto Madryn | 3301.2 km |
| Mar del Plata | 3368.5 km |
| Viedma | 3369.1 km |
| Necochea | 3370.5 km |
| Balcarce | 3415.1 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.2
South Sandwich Islands region
Unknown · 2026-07-13 11:05 UTC
55.3 km
M 4.3
South Sandwich Islands region
Unknown · 2026-05-24 10:04 UTC
95.7 km
M 4.6
South Sandwich Islands region
Unknown · 2026-01-27 09:54 UTC
85.3 km
M 4.1
South Sandwich Islands region
Unknown · 2025-12-20 18:27 UTC
42.1 km
M 4.5
South Sandwich Islands region
Unknown · 2025-08-26 17:57 UTC
47.1 km
M 4.5
South Sandwich Islands region
Unknown · 2025-08-19 17:49 UTC
91.1 km
M 4.3
South Sandwich Islands region
Unknown · 2025-07-11 05:18 UTC
22.5 km
M 4.6
South Sandwich Islands region
Unknown · 2025-06-28 05:01 UTC
77.8 km
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