| Magnitude | 5.5 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -58.646, -25.232 |
| UTC time | 1974-09-12 22:56:22.200 |
Earthquake details
Thursday, September 12, 1974 Earthquake
The earthquake hit South Sandwich Islands region on Thursday, September 12, 1974 at 22:56 UTC with a magnitude of 5.5. The closest known location in the current dataset is Ushuaia, about 2618.4 km away. The epicenter is located at longitude -25.232 and latitude -58.646.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1974-09-12
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2618.4 km |
| Río Grande | 2637.2 km |
| Río Gallegos | 2849.0 km |
| Punta Arenas | 2856.2 km |
| Caleta Olivia | 3101.0 km |
| Comodoro Rivadavia | 3142.9 km |
| Trelew | 3221.5 km |
| Puerto Madryn | 3245.4 km |
| Mar del Plata | 3259.4 km |
| Necochea | 3268.8 km |
| Viedma | 3295.4 km |
| Balcarce | 3308.5 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
59.6 km
M 5.1
South Sandwich Islands region
Unknown · 2026-09-12 00:55 UTC
57.1 km
M 5.1
South Sandwich Islands region
Unknown · 2026-09-08 06:50 UTC
83.5 km
M 4.9
South Sandwich Islands region
Unknown · 2026-08-23 17:23 UTC
11.5 km
M 5.4
South Sandwich Islands region
Unknown · 2026-08-21 13:06 UTC
79.8 km
M 4.8
South Sandwich Islands region
Unknown · 2026-07-28 21:32 UTC
90.9 km
M 4.9
South Sandwich Islands region
Unknown · 2026-07-24 00:37 UTC
17.0 km
M 4.9
South Sandwich Islands region
Unknown · 2026-07-21 08:53 UTC
72.1 km
Stay informed
Earthquake alerts
Create targeted notifications for important seismic activity near the places you follow.