| Magnitude | 6.1 |
| Alert | Severe |
| Depth | 64.4 km |
| Coordinates | -55.835, -28.263 |
| UTC time | 1970-05-20 20:03:42.660 |
Earthquake details
Wednesday, May 20, 1970 Earthquake
The earthquake hit South Sandwich Islands region on Wednesday, May 20, 1970 at 20:03 UTC with a magnitude of 6.1. The closest known location in the current dataset is Ushuaia, about 2503.8 km away. The epicenter is located at longitude -28.263 and latitude -55.835.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Severe |
Earthquake map 1970-05-20
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2503.8 km |
| Río Grande | 2506.2 km |
| Río Gallegos | 2696.4 km |
| Punta Arenas | 2729.1 km |
| Caleta Olivia | 2887.3 km |
| Comodoro Rivadavia | 2924.0 km |
| Mar del Plata | 2943.9 km |
| Necochea | 2960.6 km |
| Trelew | 2971.5 km |
| Puerto Madryn | 2990.7 km |
| Balcarce | 2995.4 km |
| Viedma | 3018.4 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
65.7 km
M 4.8
South Sandwich Islands region
Unknown · 2026-09-29 04:16 UTC
57.8 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-19 09:59 UTC
25.2 km
M 6.2
South Sandwich Islands region
Unknown · 2026-09-02 23:46 UTC
46.8 km
M 4.4
South Sandwich Islands region
Unknown · 2026-08-31 21:46 UTC
30.1 km
M 5.0
South Sandwich Islands region
Unknown · 2026-07-29 10:30 UTC
56.3 km
M 4.6
South Sandwich Islands region
Unknown · 2026-07-12 15:15 UTC
85.8 km
M 6.4
South Sandwich Islands region
Unknown · 2026-07-11 10:26 UTC
52.6 km
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