| Magnitude | 5.2 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -59.673, -26.307 |
| UTC time | 1978-12-04 03:44:36.800 |
Earthquake details
Monday, December 4, 1978 Earthquake
The earthquake hit South Sandwich Islands region on Monday, December 4, 1978 at 03:44 UTC with a magnitude of 5.2. The closest known location in the current dataset is Ushuaia, about 2541.9 km away. The epicenter is located at longitude -26.307 and latitude -59.673.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1978-12-04
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2541.9 km |
| Río Grande | 2565.7 km |
| Punta Arenas | 2782.7 km |
| Río Gallegos | 2783.7 km |
| Caleta Olivia | 3057.6 km |
| Comodoro Rivadavia | 3101.4 km |
| Trelew | 3193.6 km |
| Puerto Madryn | 3219.6 km |
| Mar del Plata | 3268.0 km |
| Necochea | 3272.3 km |
| Viedma | 3280.7 km |
| Balcarce | 3315.4 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 5.0
South Sandwich Islands region
Unknown · 2026-09-27 21:13 UTC
72.2 km
M 5.1
South Sandwich Islands region
Unknown · 2026-09-12 00:55 UTC
98.4 km
M 5.4
South Sandwich Islands region
Unknown · 2026-08-21 13:06 UTC
92.5 km
M 4.9
South Sandwich Islands region
Unknown · 2026-07-21 08:53 UTC
69.8 km
M 4.8
South Sandwich Islands region
Unknown · 2026-07-18 16:57 UTC
26.3 km
M 4.6
South Sandwich Islands region
Unknown · 2026-07-17 18:24 UTC
1.2 km
M 4.8
South Sandwich Islands region
Unknown · 2026-07-15 15:36 UTC
20.1 km
M 4.2
South Sandwich Islands region
Unknown · 2026-07-13 11:05 UTC
86.0 km
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