| Magnitude | 5.1 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -57.930, -23.477 |
| UTC time | 1990-08-25 18:39:34.900 |
Earthquake details
Saturday, August 25, 1990 Earthquake
The earthquake hit South Sandwich Islands region on Saturday, August 25, 1990 at 18:39 UTC with a magnitude of 5.1. The closest known location in the current dataset is Ushuaia, about 2734.3 km away. The epicenter is located at longitude -23.477 and latitude -57.930.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1990-08-25
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2734.3 km |
| Río Grande | 2750.2 km |
| Río Gallegos | 2958.1 km |
| Punta Arenas | 2970.3 km |
| Caleta Olivia | 3195.4 km |
| Comodoro Rivadavia | 3235.7 km |
| Trelew | 3304.1 km |
| Mar del Plata | 3311.0 km |
| Necochea | 3324.8 km |
| Puerto Madryn | 3326.3 km |
| Balcarce | 3361.6 km |
| Viedma | 3367.2 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.3
South Sandwich Islands region
Unknown · 2026-06-24 10:17 UTC
82.2 km
M 4.5
South Sandwich Islands region
Unknown · 2026-06-20 04:50 UTC
82.9 km
M 4.4
South Sandwich Islands region
Unknown · 2026-03-25 12:32 UTC
65.1 km
M 4.5
South Sandwich Islands region
Unknown · 2026-02-26 17:00 UTC
90.1 km
M 4.3
South Sandwich Islands region
Unknown · 2026-02-10 01:13 UTC
65.1 km
M 4.4
South Sandwich Islands region
Unknown · 2026-02-07 07:49 UTC
21.0 km
M 4.8
South Sandwich Islands region
Unknown · 2026-02-01 19:22 UTC
89.8 km
M 5.0
South Sandwich Islands region
Unknown · 2025-12-23 12:16 UTC
46.3 km
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