| Magnitude | 6.9 |
| Alert | Severe |
| Depth | 35.0 km |
| Coordinates | -55.790, -27.982 |
| UTC time | 1930-08-18 09:53:44.620 |
Earthquake details
Monday, August 18, 1930 Earthquake
The earthquake hit South Sandwich Islands region on Monday, August 18, 1930 at 09:53 UTC with a magnitude of 6.9. The closest known location in the current dataset is Ushuaia, about 2522.0 km away. The epicenter is located at longitude -27.982 and latitude -55.790.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Severe |
Earthquake map 1930-08-18
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2522.0 km |
| Río Grande | 2524.4 km |
| Río Gallegos | 2714.5 km |
| Punta Arenas | 2747.3 km |
| Caleta Olivia | 2904.5 km |
| Comodoro Rivadavia | 2941.0 km |
| Mar del Plata | 2956.7 km |
| Necochea | 2973.9 km |
| Trelew | 2987.6 km |
| Puerto Madryn | 3006.7 km |
| Balcarce | 3008.3 km |
| Viedma | 3033.5 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.8
South Sandwich Islands region
Unknown · 2026-09-29 06:38 UTC
66.7 km
M 4.8
South Sandwich Islands region
Unknown · 2026-09-29 04:16 UTC
54.7 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-19 09:59 UTC
20.0 km
M 4.9
South Sandwich Islands region
Unknown · 2026-09-12 11:05 UTC
95.3 km
M 6.2
South Sandwich Islands region
Unknown · 2026-09-02 23:46 UTC
46.5 km
M 5.2
South Sandwich Islands region
Unknown · 2026-09-02 10:54 UTC
95.0 km
M 4.4
South Sandwich Islands region
Unknown · 2026-08-31 21:46 UTC
33.3 km
M 5.1
South Sandwich Islands region
Unknown · 2026-08-30 03:55 UTC
95.9 km
Stay informed
Earthquake alerts
Create targeted notifications for important seismic activity near the places you follow.