| Magnitude | 5.3 |
| Alert | Strong |
| Depth | 16.1 km |
| Coordinates | -58.673, -23.088 |
| UTC time | 1985-10-03 20:58:46.840 |
Earthquake details
Thursday, October 3, 1985 Earthquake
The earthquake hit South Sandwich Islands region on Thursday, October 3, 1985 at 20:58 UTC with a magnitude of 5.3. The closest known location in the current dataset is Ushuaia, about 2740.1 km away. The epicenter is located at longitude -23.088 and latitude -58.673.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1985-10-03
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2740.1 km |
| Río Grande | 2759.9 km |
| Río Gallegos | 2972.5 km |
| Punta Arenas | 2978.6 km |
| Caleta Olivia | 3224.7 km |
| Comodoro Rivadavia | 3266.4 km |
| Trelew | 3343.1 km |
| Puerto Madryn | 3366.5 km |
| Mar del Plata | 3369.3 km |
| Necochea | 3380.7 km |
| Viedma | 3413.7 km |
| Balcarce | 3419.1 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.8
South Sandwich Islands region
Unknown · 2026-07-28 21:32 UTC
43.4 km
M 4.4
South Sandwich Islands region
Unknown · 2026-03-25 12:32 UTC
46.6 km
M 4.3
South Sandwich Islands region
Unknown · 2026-02-10 01:13 UTC
38.8 km
M 5.0
South Sandwich Islands region
Unknown · 2025-12-23 12:16 UTC
39.5 km
M 4.8
South Sandwich Islands region
Unknown · 2025-11-23 09:04 UTC
46.6 km
M 4.4
South Sandwich Islands region
Unknown · 2025-10-27 05:43 UTC
74.0 km
M 4.5
South Sandwich Islands region
Unknown · 2025-10-22 13:08 UTC
87.6 km
M 4.5
South Sandwich Islands region
Unknown · 2025-09-19 12:43 UTC
80.2 km
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