| Magnitude | 5.1 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -57.379, -26.668 |
| UTC time | 1973-04-07 14:49:09.400 |
Earthquake details
Saturday, April 7, 1973 Earthquake
The earthquake hit South Sandwich Islands region on Saturday, April 7, 1973 at 14:49 UTC with a magnitude of 5.1. The closest known location in the current dataset is Ushuaia, about 2560.8 km away. The epicenter is located at longitude -26.668 and latitude -57.379.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1973-04-07
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2560.8 km |
| Río Grande | 2572.4 km |
| Río Gallegos | 2775.1 km |
| Punta Arenas | 2793.6 km |
| Caleta Olivia | 3000.6 km |
| Comodoro Rivadavia | 3040.2 km |
| Trelew | 3105.4 km |
| Mar del Plata | 3114.9 km |
| Puerto Madryn | 3127.2 km |
| Necochea | 3127.4 km |
| Balcarce | 3165.0 km |
| Viedma | 3167.6 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
84.5 km
M 5.1
South Sandwich Islands region
Unknown · 2026-09-28 03:43 UTC
89.0 km
M 5.1
South Sandwich Islands region
Unknown · 2026-09-08 06:50 UTC
86.1 km
M 4.9
South Sandwich Islands region
Unknown · 2026-08-29 07:10 UTC
53.4 km
M 4.4
South Sandwich Islands region
Unknown · 2026-08-04 02:29 UTC
49.9 km
M 4.6
South Sandwich Islands region
Unknown · 2026-07-04 07:13 UTC
92.0 km
M 4.5
South Sandwich Islands region
Unknown · 2026-06-01 06:46 UTC
78.7 km
M 4.5
South Sandwich Islands region
Unknown · 2026-05-31 23:27 UTC
89.9 km
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