| Magnitude | 5.3 |
| Alert | Strong |
| Depth | 122.8 km |
| Coordinates | -56.006, -27.741 |
| UTC time | 1983-09-22 19:26:42.790 |
Earthquake details
Thursday, September 22, 1983 Earthquake
The earthquake hit South Sandwich Islands region on Thursday, September 22, 1983 at 19:26 UTC with a magnitude of 5.3. The closest known location in the current dataset is Ushuaia, about 2530.7 km away. The epicenter is located at longitude -27.741 and latitude -56.006.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1983-09-22
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2530.7 km |
| Río Grande | 2534.3 km |
| Río Gallegos | 2726.3 km |
| Punta Arenas | 2757.1 km |
| Caleta Olivia | 2921.3 km |
| Comodoro Rivadavia | 2958.2 km |
| Mar del Plata | 2981.6 km |
| Necochea | 2998.3 km |
| Trelew | 3007.4 km |
| Puerto Madryn | 3026.8 km |
| Balcarce | 3033.1 km |
| Viedma | 3055.4 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.8
South Sandwich Islands region
Unknown · 2026-09-29 06:38 UTC
95.0 km
M 4.8
South Sandwich Islands region
Unknown · 2026-09-29 04:16 UTC
82.2 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-19 09:59 UTC
48.2 km
M 4.9
South Sandwich Islands region
Unknown · 2026-09-12 11:05 UTC
69.6 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-04 06:45 UTC
99.3 km
M 6.2
South Sandwich Islands region
Unknown · 2026-09-02 23:46 UTC
24.6 km
M 5.2
South Sandwich Islands region
Unknown · 2026-09-02 10:54 UTC
67.6 km
M 4.4
South Sandwich Islands region
Unknown · 2026-08-31 21:46 UTC
22.6 km
Stay informed
Earthquake alerts
Create targeted notifications for important seismic activity near the places you follow.