| Magnitude | 5.7 |
| Alert | Strong |
| Depth | 101.1 km |
| Coordinates | -56.276, -27.421 |
| UTC time | 1970-09-28 07:01:06.550 |
Earthquake details
Monday, September 28, 1970 Earthquake
The earthquake hit South Sandwich Islands region on Monday, September 28, 1970 at 07:01 UTC with a magnitude of 5.7. The closest known location in the current dataset is Ushuaia, about 2542.8 km away. The epicenter is located at longitude -27.421 and latitude -56.276.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1970-09-28
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2542.8 km |
| Río Grande | 2548.1 km |
| Río Gallegos | 2742.3 km |
| Punta Arenas | 2770.6 km |
| Caleta Olivia | 2943.4 km |
| Comodoro Rivadavia | 2980.9 km |
| Mar del Plata | 3013.7 km |
| Necochea | 3029.7 km |
| Trelew | 3033.1 km |
| Puerto Madryn | 3053.0 km |
| Balcarce | 3065.0 km |
| Viedma | 3083.8 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 5.0
South Sandwich Islands region
Unknown · 2026-09-19 09:59 UTC
84.1 km
M 4.9
South Sandwich Islands region
Unknown · 2026-09-12 11:05 UTC
41.4 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-04 06:45 UTC
79.0 km
M 6.2
South Sandwich Islands region
Unknown · 2026-09-02 23:46 UTC
31.1 km
M 5.2
South Sandwich Islands region
Unknown · 2026-09-02 10:54 UTC
34.6 km
M 4.4
South Sandwich Islands region
Unknown · 2026-08-31 21:46 UTC
45.8 km
M 5.1
South Sandwich Islands region
Unknown · 2026-08-30 03:55 UTC
32.7 km
M 5.0
South Sandwich Islands region
Unknown · 2026-07-29 10:30 UTC
44.5 km
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