| Magnitude | 5.5 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -58.760, -25.242 |
| UTC time | 1979-10-27 04:04:46.400 |
Earthquake details
Saturday, October 27, 1979 Earthquake
The earthquake hit South Sandwich Islands region on Saturday, October 27, 1979 at 04:04 UTC with a magnitude of 5.5. The closest known location in the current dataset is Ushuaia, about 2615.8 km away. The epicenter is located at longitude -25.242 and latitude -58.760.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1979-10-27
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2615.8 km |
| Río Grande | 2635.2 km |
| Río Gallegos | 2847.6 km |
| Punta Arenas | 2854.0 km |
| Caleta Olivia | 3102.0 km |
| Comodoro Rivadavia | 3144.1 km |
| Trelew | 3224.1 km |
| Puerto Madryn | 3248.2 km |
| Mar del Plata | 3265.4 km |
| Necochea | 3274.3 km |
| Viedma | 3299.3 km |
| Balcarce | 3314.3 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 5.0
South Sandwich Islands region
Unknown · 2026-09-27 21:13 UTC
50.1 km
M 5.1
South Sandwich Islands region
Unknown · 2026-09-12 00:55 UTC
45.4 km
M 5.1
South Sandwich Islands region
Unknown · 2026-09-08 06:50 UTC
92.4 km
M 4.9
South Sandwich Islands region
Unknown · 2026-08-23 17:23 UTC
1.8 km
M 5.4
South Sandwich Islands region
Unknown · 2026-08-21 13:06 UTC
76.4 km
M 4.8
South Sandwich Islands region
Unknown · 2026-07-28 21:32 UTC
88.5 km
M 4.9
South Sandwich Islands region
Unknown · 2026-07-24 00:37 UTC
5.0 km
M 4.9
South Sandwich Islands region
Unknown · 2026-07-21 08:53 UTC
64.4 km
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