| Magnitude | 5.3 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -55.798, -28.361 |
| UTC time | 1973-12-01 17:48:14.000 |
Earthquake details
Saturday, December 1, 1973 Earthquake
The earthquake hit South Sandwich Islands region on Saturday, December 1, 1973 at 17:48 UTC with a magnitude of 5.3. The closest known location in the current dataset is Ushuaia, about 2498.8 km away. The epicenter is located at longitude -28.361 and latitude -55.798.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1973-12-01
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2498.8 km |
| Río Grande | 2501.0 km |
| Río Gallegos | 2690.9 km |
| Punta Arenas | 2724.0 km |
| Caleta Olivia | 2880.9 km |
| Comodoro Rivadavia | 2917.5 km |
| Mar del Plata | 2936.5 km |
| Necochea | 2953.3 km |
| Trelew | 2964.6 km |
| Puerto Madryn | 2983.8 km |
| Balcarce | 2988.0 km |
| Viedma | 3011.3 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
60.7 km
M 4.8
South Sandwich Islands region
Unknown · 2026-09-29 04:16 UTC
54.5 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-19 09:59 UTC
24.7 km
M 6.2
South Sandwich Islands region
Unknown · 2026-09-02 23:46 UTC
53.4 km
M 4.4
South Sandwich Islands region
Unknown · 2026-08-31 21:46 UTC
36.5 km
M 5.0
South Sandwich Islands region
Unknown · 2026-07-29 10:30 UTC
62.9 km
M 4.6
South Sandwich Islands region
Unknown · 2026-07-12 15:15 UTC
92.0 km
M 6.4
South Sandwich Islands region
Unknown · 2026-07-11 10:26 UTC
45.2 km
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