| Magnitude | 5.1 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -56.024, -25.908 |
| UTC time | 1975-04-27 08:21:10.100 |
Earthquake details
Sunday, April 27, 1975 Earthquake
The earthquake hit South Sandwich Islands region on Sunday, April 27, 1975 at 08:21 UTC with a magnitude of 5.1. The closest known location in the current dataset is Ushuaia, about 2640.6 km away. The epicenter is located at longitude -25.908 and latitude -56.024.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1975-04-27
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2640.6 km |
| Río Grande | 2645.6 km |
| Río Gallegos | 2839.0 km |
| Punta Arenas | 2868.2 km |
| Caleta Olivia | 3035.2 km |
| Comodoro Rivadavia | 3072.1 km |
| Mar del Plata | 3082.9 km |
| Necochea | 3101.6 km |
| Trelew | 3119.6 km |
| Balcarce | 3135.0 km |
| Puerto Madryn | 3138.7 km |
| Viedma | 3164.7 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
60.7 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-04 06:45 UTC
21.4 km
M 5.2
South Sandwich Islands region
Unknown · 2026-09-02 10:54 UTC
74.2 km
M 5.1
South Sandwich Islands region
Unknown · 2026-08-30 03:55 UTC
83.1 km
M 5.0
South Sandwich Islands region
Unknown · 2026-07-29 10:30 UTC
92.1 km
M 4.6
South Sandwich Islands region
Unknown · 2026-07-12 15:15 UTC
64.7 km
M 4.6
South Sandwich Islands region
Unknown · 2026-07-03 01:49 UTC
93.4 km
M 4.9
South Sandwich Islands region
Unknown · 2026-06-30 15:15 UTC
72.7 km
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