| Magnitude | 5.3 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -59.716, -26.301 |
| UTC time | 1983-04-22 11:00:54.110 |
Earthquake details
Friday, April 22, 1983 Earthquake
The earthquake hit South Sandwich Islands region on Friday, April 22, 1983 at 11:00 UTC with a magnitude of 5.3. The closest known location in the current dataset is Ushuaia, about 2541.7 km away. The epicenter is located at longitude -26.301 and latitude -59.716.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1983-04-22
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2541.7 km |
| Río Grande | 2565.7 km |
| Punta Arenas | 2782.6 km |
| Río Gallegos | 2784.0 km |
| Caleta Olivia | 3058.7 km |
| Comodoro Rivadavia | 3102.7 km |
| Trelew | 3195.3 km |
| Puerto Madryn | 3221.4 km |
| Mar del Plata | 3270.9 km |
| Necochea | 3275.1 km |
| Viedma | 3282.9 km |
| Balcarce | 3318.2 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
76.6 km
M 5.4
South Sandwich Islands region
Unknown · 2026-08-21 13:06 UTC
97.3 km
M 4.9
South Sandwich Islands region
Unknown · 2026-07-21 08:53 UTC
74.5 km
M 4.8
South Sandwich Islands region
Unknown · 2026-07-18 16:57 UTC
31.0 km
M 4.6
South Sandwich Islands region
Unknown · 2026-07-17 18:24 UTC
3.9 km
M 4.8
South Sandwich Islands region
Unknown · 2026-07-15 15:36 UTC
24.8 km
M 4.2
South Sandwich Islands region
Unknown · 2026-07-13 11:05 UTC
82.8 km
M 5.4
South Sandwich Islands region
Unknown · 2026-07-11 06:52 UTC
19.8 km
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