| Magnitude | 5.4 |
| Alert | Strong |
| Depth | 99.8 km |
| Coordinates | -56.167, -27.008 |
| UTC time | 1990-10-07 11:32:13.750 |
Earthquake details
Sunday, October 7, 1990 Earthquake
The earthquake hit South Sandwich Islands region on Sunday, October 7, 1990 at 11:32 UTC with a magnitude of 5.4. The closest known location in the current dataset is Ushuaia, about 2570.5 km away. The epicenter is located at longitude -27.008 and latitude -56.167.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1990-10-07
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2570.5 km |
| Río Grande | 2575.5 km |
| Río Gallegos | 2769.2 km |
| Punta Arenas | 2798.1 km |
| Caleta Olivia | 2968.0 km |
| Comodoro Rivadavia | 3005.2 km |
| Mar del Plata | 3030.1 km |
| Necochea | 3047.0 km |
| Trelew | 3055.6 km |
| Puerto Madryn | 3075.2 km |
| Balcarce | 3081.6 km |
| Viedma | 3104.2 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 5.0
South Sandwich Islands region
Unknown · 2026-09-19 09:59 UTC
91.4 km
M 4.9
South Sandwich Islands region
Unknown · 2026-09-12 11:05 UTC
21.9 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-04 06:45 UTC
52.3 km
M 6.2
South Sandwich Islands region
Unknown · 2026-09-02 23:46 UTC
55.9 km
M 5.2
South Sandwich Islands region
Unknown · 2026-09-02 10:54 UTC
26.3 km
M 4.4
South Sandwich Islands region
Unknown · 2026-08-31 21:46 UTC
66.9 km
M 5.1
South Sandwich Islands region
Unknown · 2026-08-30 03:55 UTC
32.3 km
M 5.0
South Sandwich Islands region
Unknown · 2026-07-29 10:30 UTC
39.1 km
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