| Magnitude | 7.2 |
| Alert | Extreme |
| Depth | 10.0 km |
| Coordinates | -56.032, -25.266 |
| UTC time | 1991-12-27 04:05:58.240 |
Earthquake details
Friday, December 27, 1991 Earthquake
The earthquake hit South Sandwich Islands region on Friday, December 27, 1991 at 04:05 UTC with a magnitude of 7.2. The closest known location in the current dataset is Ushuaia, about 2678.9 km away. The epicenter is located at longitude -25.266 and latitude -56.032.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Extreme |
Earthquake map 1991-12-27
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2678.9 km |
| Río Grande | 2684.4 km |
| Río Gallegos | 2878.4 km |
| Punta Arenas | 2906.9 km |
| Caleta Olivia | 3075.2 km |
| Comodoro Rivadavia | 3112.0 km |
| Mar del Plata | 3119.0 km |
| Necochea | 3138.4 km |
| Trelew | 3159.1 km |
| Balcarce | 3171.3 km |
| Puerto Madryn | 3178.0 km |
| Viedma | 3203.3 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
93.3 km
M 4.9
South Sandwich Islands region
Unknown · 2026-09-12 11:05 UTC
96.7 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-04 06:45 UTC
57.3 km
M 4.7
South Sandwich Islands region
Unknown · 2026-06-28 22:14 UTC
95.6 km
M 4.6
South Sandwich Islands region
Unknown · 2026-06-19 03:50 UTC
39.3 km
M 4.4
South Sandwich Islands region
Unknown · 2026-06-17 20:06 UTC
27.9 km
M 5.0
South Sandwich Islands region
Unknown · 2026-06-17 19:48 UTC
56.0 km
M 4.3
South Sandwich Islands region
Unknown · 2026-06-16 19:27 UTC
54.9 km
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