| Magnitude | 5.1 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -55.657, -28.829 |
| UTC time | 1999-05-21 14:55:36.700 |
Earthquake details
Friday, May 21, 1999 Earthquake
The earthquake hit South Sandwich Islands region on Friday, May 21, 1999 at 14:55 UTC with a magnitude of 5.1. The closest known location in the current dataset is Ushuaia, about 2474.3 km away. The epicenter is located at longitude -28.829 and latitude -55.657.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1999-05-21
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2474.3 km |
| Río Grande | 2475.3 km |
| Río Gallegos | 2663.8 km |
| Punta Arenas | 2698.4 km |
| Caleta Olivia | 2850.4 km |
| Comodoro Rivadavia | 2886.7 km |
| Mar del Plata | 2903.3 km |
| Necochea | 2920.0 km |
| Trelew | 2932.6 km |
| Puerto Madryn | 2951.6 km |
| Balcarce | 2954.7 km |
| Viedma | 2978.4 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
50.3 km
M 4.8
South Sandwich Islands region
Unknown · 2026-09-29 04:16 UTC
54.4 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-19 09:59 UTC
45.2 km
M 6.2
South Sandwich Islands region
Unknown · 2026-09-02 23:46 UTC
83.8 km
M 4.4
South Sandwich Islands region
Unknown · 2026-08-31 21:46 UTC
66.8 km
M 5.0
South Sandwich Islands region
Unknown · 2026-07-29 10:30 UTC
94.9 km
M 6.4
South Sandwich Islands region
Unknown · 2026-07-11 10:26 UTC
14.5 km
M 4.5
South Sandwich Islands region
Unknown · 2026-07-03 01:53 UTC
90.1 km
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