| Magnitude | 6.3 |
| Alert | Severe |
| Depth | 15.0 km |
| Coordinates | -55.105, -28.974 |
| UTC time | 1929-03-28 20:18:07.810 |
Earthquake details
Thursday, March 28, 1929 Earthquake
The earthquake hit South Sandwich Islands region on Thursday, March 28, 1929 at 20:18 UTC with a magnitude of 6.3. The closest known location in the current dataset is Río Grande, about 2479.3 km away. The epicenter is located at longitude -28.974 and latitude -55.105.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Severe |
Earthquake map 1929-03-28
Closest countries
The 12 closest cities near the epicenter.
| Río Grande | 2479.3 km |
| Ushuaia | 2481.3 km |
| Río Gallegos | 2663.2 km |
| Punta Arenas | 2702.6 km |
| Caleta Olivia | 2836.8 km |
| Mar del Plata | 2864.5 km |
| Comodoro Rivadavia | 2871.9 km |
| Necochea | 2883.4 km |
| Trelew | 2910.7 km |
| Balcarce | 2916.6 km |
| Puerto Madryn | 2928.5 km |
| Viedma | 2949.9 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
36.5 km
M 4.8
South Sandwich Islands region
Unknown · 2026-09-29 04:16 UTC
53.8 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-19 09:59 UTC
79.5 km
M 6.4
South Sandwich Islands region
Unknown · 2026-07-11 10:26 UTC
48.0 km
M 4.9
South Sandwich Islands region
Unknown · 2026-04-02 20:22 UTC
60.9 km
M 4.9
South Sandwich Islands region
Unknown · 2026-03-01 03:41 UTC
98.9 km
M 4.5
South Sandwich Islands region
Unknown · 2026-01-18 12:48 UTC
93.1 km
M 5.4
South Sandwich Islands region
Unknown · 2026-01-17 18:00 UTC
77.5 km
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