| Magnitude | 6.1 |
| Alert | Severe |
| Depth | 20.0 km |
| Coordinates | -60.354, -26.485 |
| UTC time | 1966-10-11 06:25:55.830 |
Earthquake details
Tuesday, October 11, 1966 Earthquake
The earthquake hit South Sandwich Islands region on Tuesday, October 11, 1966 at 06:25 UTC with a magnitude of 6.1. The closest known location in the current dataset is Ushuaia, about 2524.8 km away. The epicenter is located at longitude -26.485 and latitude -60.354.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Severe |
Earthquake map 1966-10-11
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2524.8 km |
| Río Grande | 2552.1 km |
| Punta Arenas | 2767.5 km |
| Río Gallegos | 2774.2 km |
| Caleta Olivia | 3062.2 km |
| Comodoro Rivadavia | 3107.3 km |
| Trelew | 3207.6 km |
| Puerto Madryn | 3234.8 km |
| Mar del Plata | 3302.3 km |
| Viedma | 3302.3 km |
| Necochea | 3304.0 km |
| Balcarce | 3348.8 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.6
South Sandwich Islands region
Unknown · 2026-07-17 18:24 UTC
75.3 km
M 4.8
South Sandwich Islands region
Unknown · 2026-07-15 15:36 UTC
96.5 km
M 4.2
South Sandwich Islands region
Unknown · 2026-07-13 11:05 UTC
80.5 km
M 5.4
South Sandwich Islands region
Unknown · 2026-07-11 06:52 UTC
87.1 km
M 5.0
South Sandwich Islands region
Unknown · 2026-07-02 02:17 UTC
96.0 km
M 4.3
South Sandwich Islands region
Unknown · 2026-05-24 10:04 UTC
56.6 km
M 4.5
South Sandwich Islands region
Unknown · 2026-03-24 00:54 UTC
97.0 km
M 5.0
South Sandwich Islands region
Unknown · 2026-03-22 11:39 UTC
79.7 km
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