| Magnitude | 5.4 |
| Alert | Strong |
| Depth | 103.0 km |
| Coordinates | -57.900, -25.736 |
| UTC time | 1975-12-22 06:42:30.500 |
Earthquake details
Monday, December 22, 1975 Earthquake
The earthquake hit South Sandwich Islands region on Monday, December 22, 1975 at 06:42 UTC with a magnitude of 5.4. The closest known location in the current dataset is Ushuaia, about 2604.1 km away. The epicenter is located at longitude -25.736 and latitude -57.900.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1975-12-22
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2604.1 km |
| Río Grande | 2618.8 km |
| Río Gallegos | 2825.5 km |
| Punta Arenas | 2839.2 km |
| Caleta Olivia | 3062.0 km |
| Comodoro Rivadavia | 3102.5 km |
| Trelew | 3172.9 km |
| Mar del Plata | 3192.1 km |
| Puerto Madryn | 3195.5 km |
| Necochea | 3203.7 km |
| Viedma | 3239.4 km |
| Balcarce | 3241.9 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
36.1 km
M 5.1
South Sandwich Islands region
Unknown · 2026-09-28 03:43 UTC
37.3 km
M 5.1
South Sandwich Islands region
Unknown · 2026-09-08 06:50 UTC
39.4 km
M 4.9
South Sandwich Islands region
Unknown · 2026-08-29 07:10 UTC
49.2 km
M 4.9
South Sandwich Islands region
Unknown · 2026-08-23 17:23 UTC
98.2 km
M 4.4
South Sandwich Islands region
Unknown · 2026-08-04 02:29 UTC
95.1 km
M 4.9
South Sandwich Islands region
Unknown · 2026-07-13 17:45 UTC
82.2 km
M 4.9
South Sandwich Islands region
Unknown · 2026-07-09 23:31 UTC
87.9 km
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