| Magnitude | 5.6 |
| Alert | Strong |
| Depth | 90.0 km |
| Coordinates | -57.932, -25.477 |
| UTC time | 1978-11-03 03:21:26.000 |
Earthquake details
Friday, November 3, 1978 Earthquake
The earthquake hit South Sandwich Islands region on Friday, November 3, 1978 at 03:21 UTC with a magnitude of 5.6. The closest known location in the current dataset is Ushuaia, about 2618.4 km away. The epicenter is located at longitude -25.477 and latitude -57.932.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1978-11-03
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2618.4 km |
| Río Grande | 2633.4 km |
| Río Gallegos | 2840.4 km |
| Punta Arenas | 2853.7 km |
| Caleta Olivia | 3077.6 km |
| Comodoro Rivadavia | 3118.2 km |
| Trelew | 3188.6 km |
| Mar del Plata | 3207.1 km |
| Puerto Madryn | 3211.3 km |
| Necochea | 3218.9 km |
| Viedma | 3255.0 km |
| Balcarce | 3257.0 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.9
South Sandwich Islands region
Unknown · 2026-09-28 04:41 UTC
32.3 km
M 5.1
South Sandwich Islands region
Unknown · 2026-09-28 03:43 UTC
31.4 km
M 5.1
South Sandwich Islands region
Unknown · 2026-09-08 06:50 UTC
50.6 km
M 4.9
South Sandwich Islands region
Unknown · 2026-08-29 07:10 UTC
55.8 km
M 4.9
South Sandwich Islands region
Unknown · 2026-08-23 17:23 UTC
91.6 km
M 4.9
South Sandwich Islands region
Unknown · 2026-07-24 00:37 UTC
96.5 km
M 4.8
South Sandwich Islands region
Unknown · 2026-07-14 15:25 UTC
99.2 km
M 4.9
South Sandwich Islands region
Unknown · 2026-07-13 17:45 UTC
73.4 km
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