| Magnitude | 5.3 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -55.143, -29.009 |
| UTC time | 1977-06-06 01:14:24.100 |
Earthquake details
Monday, June 6, 1977 Earthquake
The earthquake hit South Sandwich Islands region on Monday, June 6, 1977 at 01:14 UTC with a magnitude of 5.3. The closest known location in the current dataset is Río Grande, about 2476.2 km away. The epicenter is located at longitude -29.009 and latitude -55.143.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1977-06-06
Closest countries
The 12 closest cities near the epicenter.
| Río Grande | 2476.2 km |
| Ushuaia | 2478.0 km |
| Río Gallegos | 2660.4 km |
| Punta Arenas | 2699.5 km |
| Caleta Olivia | 2834.8 km |
| Mar del Plata | 2864.7 km |
| Comodoro Rivadavia | 2870.1 km |
| Necochea | 2883.3 km |
| Trelew | 2909.3 km |
| Balcarce | 2916.7 km |
| Puerto Madryn | 2927.3 km |
| Viedma | 2949.2 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
36.9 km
M 4.8
South Sandwich Islands region
Unknown · 2026-09-29 04:16 UTC
54.2 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-19 09:59 UTC
78.0 km
M 6.4
South Sandwich Islands region
Unknown · 2026-07-11 10:26 UTC
44.0 km
M 4.9
South Sandwich Islands region
Unknown · 2026-04-02 20:22 UTC
56.2 km
M 4.9
South Sandwich Islands region
Unknown · 2026-03-01 03:41 UTC
99.3 km
M 4.5
South Sandwich Islands region
Unknown · 2026-01-18 12:48 UTC
88.6 km
M 5.4
South Sandwich Islands region
Unknown · 2026-01-17 18:00 UTC
74.3 km
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