| Magnitude | 5.5 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -56.605, -25.452 |
| UTC time | 1998-10-03 19:30:43.130 |
Earthquake details
Saturday, October 3, 1998 Earthquake
The earthquake hit South Sandwich Islands region on Saturday, October 3, 1998 at 19:30 UTC with a magnitude of 5.5. The closest known location in the current dataset is Ushuaia, about 2651.7 km away. The epicenter is located at longitude -25.452 and latitude -56.605.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1998-10-03
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2651.7 km |
| Río Grande | 2660.0 km |
| Río Gallegos | 2857.9 km |
| Punta Arenas | 2882.0 km |
| Caleta Olivia | 3066.9 km |
| Comodoro Rivadavia | 3104.8 km |
| Mar del Plata | 3137.6 km |
| Necochea | 3154.6 km |
| Trelew | 3159.2 km |
| Puerto Madryn | 3179.3 km |
| Balcarce | 3189.2 km |
| Viedma | 3210.3 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 5.0
South Sandwich Islands region
Unknown · 2026-09-21 21:37 UTC
92.3 km
M 4.9
South Sandwich Islands region
Unknown · 2026-09-12 11:05 UTC
86.6 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-04 06:45 UTC
66.6 km
M 5.2
South Sandwich Islands region
Unknown · 2026-09-02 10:54 UTC
92.1 km
M 5.1
South Sandwich Islands region
Unknown · 2026-08-30 03:55 UTC
96.5 km
M 4.9
South Sandwich Islands region
Unknown · 2026-08-29 07:10 UTC
97.1 km
M 4.8
South Sandwich Islands region
Unknown · 2026-07-14 15:25 UTC
69.3 km
M 4.6
South Sandwich Islands region
Unknown · 2026-06-19 03:50 UTC
33.7 km
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