| Magnitude | 6.4 |
| Alert | Severe |
| Depth | 39.0 km |
| Coordinates | -56.728, -25.697 |
| UTC time | 1966-02-09 04:40:31.850 |
Earthquake details
Wednesday, February 9, 1966 Earthquake
The earthquake hit South Sandwich Islands region on Wednesday, February 9, 1966 at 04:40 UTC with a magnitude of 6.4. The closest known location in the current dataset is Ushuaia, about 2633.9 km away. The epicenter is located at longitude -25.697 and latitude -56.728.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Severe |
Earthquake map 1966-02-09
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2633.9 km |
| Río Grande | 2642.6 km |
| Río Gallegos | 2841.2 km |
| Punta Arenas | 2864.5 km |
| Caleta Olivia | 3052.8 km |
| Comodoro Rivadavia | 3091.0 km |
| Mar del Plata | 3130.8 km |
| Necochea | 3146.9 km |
| Trelew | 3147.1 km |
| Puerto Madryn | 3167.5 km |
| Balcarce | 3182.1 km |
| Viedma | 3200.1 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.9
South Sandwich Islands region
Unknown · 2026-09-12 11:05 UTC
80.2 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-04 06:45 UTC
70.0 km
M 5.2
South Sandwich Islands region
Unknown · 2026-09-02 10:54 UTC
82.6 km
M 5.1
South Sandwich Islands region
Unknown · 2026-08-30 03:55 UTC
85.4 km
M 4.9
South Sandwich Islands region
Unknown · 2026-08-29 07:10 UTC
81.4 km
M 4.8
South Sandwich Islands region
Unknown · 2026-07-14 15:25 UTC
69.5 km
M 4.6
South Sandwich Islands region
Unknown · 2026-06-19 03:50 UTC
45.6 km
M 4.4
South Sandwich Islands region
Unknown · 2026-06-17 20:06 UTC
95.6 km
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