| Magnitude | 5.0 |
| Alert | Strong |
| Depth | 152.3 km |
| Coordinates | -56.348, -27.389 |
| UTC time | 1984-12-04 18:43:31.630 |
Earthquake details
Tuesday, December 4, 1984 Earthquake
The earthquake hit South Sandwich Islands region on Tuesday, December 4, 1984 at 18:43 UTC with a magnitude of 5.0. The closest known location in the current dataset is Ushuaia, about 2542.8 km away. The epicenter is located at longitude -27.389 and latitude -56.348.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1984-12-04
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2542.8 km |
| Río Grande | 2548.5 km |
| Río Gallegos | 2743.3 km |
| Punta Arenas | 2771.0 km |
| Caleta Olivia | 2946.0 km |
| Comodoro Rivadavia | 2983.7 km |
| Mar del Plata | 3019.4 km |
| Necochea | 3035.1 km |
| Trelew | 3036.8 km |
| Puerto Madryn | 3056.8 km |
| Balcarce | 3070.6 km |
| Viedma | 3088.2 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 5.0
South Sandwich Islands region
Unknown · 2026-09-19 09:59 UTC
92.1 km
M 4.9
South Sandwich Islands region
Unknown · 2026-09-12 11:05 UTC
39.6 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-04 06:45 UTC
78.7 km
M 6.2
South Sandwich Islands region
Unknown · 2026-09-02 23:46 UTC
35.7 km
M 5.2
South Sandwich Islands region
Unknown · 2026-09-02 10:54 UTC
30.4 km
M 4.4
South Sandwich Islands region
Unknown · 2026-08-31 21:46 UTC
51.6 km
M 5.1
South Sandwich Islands region
Unknown · 2026-08-30 03:55 UTC
26.7 km
M 5.0
South Sandwich Islands region
Unknown · 2026-07-29 10:30 UTC
52.4 km
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