| Magnitude | 6.5 |
| Alert | Severe |
| Depth | 56.0 km |
| Coordinates | -57.966, -24.311 |
| UTC time | 1983-01-18 15:23:36.850 |
Earthquake details
Tuesday, January 18, 1983 Earthquake
The earthquake hit South Sandwich Islands region on Tuesday, January 18, 1983 at 15:23 UTC with a magnitude of 6.5. The closest known location in the current dataset is Ushuaia, about 2685.2 km away. The epicenter is located at longitude -24.311 and latitude -57.966.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Severe |
Earthquake map 1983-01-18
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2685.2 km |
| Río Grande | 2701.0 km |
| Río Gallegos | 2908.7 km |
| Punta Arenas | 2921.0 km |
| Caleta Olivia | 3146.6 km |
| Comodoro Rivadavia | 3187.0 km |
| Trelew | 3256.7 km |
| Mar del Plata | 3269.2 km |
| Puerto Madryn | 3279.1 km |
| Necochea | 3282.1 km |
| Balcarce | 3319.5 km |
| Viedma | 3321.5 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.9
South Sandwich Islands region
Unknown · 2026-09-28 04:41 UTC
70.7 km
M 5.1
South Sandwich Islands region
Unknown · 2026-09-28 03:43 UTC
66.1 km
M 4.8
South Sandwich Islands region
Unknown · 2026-07-14 15:25 UTC
98.8 km
M 4.9
South Sandwich Islands region
Unknown · 2026-07-13 17:45 UTC
81.8 km
M 4.9
South Sandwich Islands region
Unknown · 2026-07-09 23:31 UTC
79.4 km
M 4.6
South Sandwich Islands region
Unknown · 2026-07-04 07:13 UTC
81.7 km
M 4.3
South Sandwich Islands region
Unknown · 2026-06-24 10:17 UTC
54.6 km
M 4.5
South Sandwich Islands region
Unknown · 2026-06-20 04:50 UTC
36.3 km
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