| Magnitude | 5.2 |
| Alert | Strong |
| Depth | 224.9 km |
| Coordinates | -55.924, -28.789 |
| UTC time | 2003-09-23 15:31:27.180 |
Earthquake details
Tuesday, September 23, 2003 Earthquake
The earthquake hit South Sandwich Islands region on Tuesday, September 23, 2003 at 15:31 UTC with a magnitude of 5.2. The closest known location in the current dataset is Ushuaia, about 2469.5 km away. The epicenter is located at longitude -28.789 and latitude -55.924.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 2003-09-23
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2469.5 km |
| Río Grande | 2472.0 km |
| Río Gallegos | 2662.6 km |
| Punta Arenas | 2695.0 km |
| Caleta Olivia | 2855.4 km |
| Comodoro Rivadavia | 2892.3 km |
| Mar del Plata | 2920.6 km |
| Necochea | 2936.3 km |
| Trelew | 2941.6 km |
| Puerto Madryn | 2961.2 km |
| Balcarce | 2971.7 km |
| Viedma | 2990.7 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
77.1 km
M 4.8
South Sandwich Islands region
Unknown · 2026-09-29 04:16 UTC
76.8 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-19 09:59 UTC
53.8 km
M 6.2
South Sandwich Islands region
Unknown · 2026-09-02 23:46 UTC
63.0 km
M 4.4
South Sandwich Islands region
Unknown · 2026-08-31 21:46 UTC
47.7 km
M 5.0
South Sandwich Islands region
Unknown · 2026-07-29 10:30 UTC
89.0 km
M 6.4
South Sandwich Islands region
Unknown · 2026-07-11 10:26 UTC
43.9 km
M 4.5
South Sandwich Islands region
Unknown · 2026-07-03 01:53 UTC
78.6 km
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