| Magnitude | 5.5 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -56.186, -26.781 |
| UTC time | 1976-12-04 14:17:35.000 |
Earthquake details
Saturday, December 4, 1976 Earthquake
The earthquake hit South Sandwich Islands region on Saturday, December 4, 1976 at 14:17 UTC with a magnitude of 5.5. The closest known location in the current dataset is Ushuaia, about 2583.6 km away. The epicenter is located at longitude -26.781 and latitude -56.186.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1976-12-04
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2583.6 km |
| Río Grande | 2588.9 km |
| Río Gallegos | 2782.8 km |
| Punta Arenas | 2811.4 km |
| Caleta Olivia | 2982.2 km |
| Comodoro Rivadavia | 3019.4 km |
| Mar del Plata | 3043.4 km |
| Necochea | 3060.6 km |
| Trelew | 3069.8 km |
| Puerto Madryn | 3089.4 km |
| Balcarce | 3095.0 km |
| Viedma | 3118.3 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.9
South Sandwich Islands region
Unknown · 2026-09-12 11:05 UTC
13.1 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-04 06:45 UTC
38.4 km
M 6.2
South Sandwich Islands region
Unknown · 2026-09-02 23:46 UTC
69.8 km
M 5.2
South Sandwich Islands region
Unknown · 2026-09-02 10:54 UTC
24.6 km
M 4.4
South Sandwich Islands region
Unknown · 2026-08-31 21:46 UTC
81.1 km
M 5.1
South Sandwich Islands region
Unknown · 2026-08-30 03:55 UTC
33.2 km
M 5.0
South Sandwich Islands region
Unknown · 2026-07-29 10:30 UTC
49.9 km
M 4.6
South Sandwich Islands region
Unknown · 2026-07-12 15:15 UTC
39.9 km
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