| Magnitude | 5.5 |
| Alert | Strong |
| Depth | 141.0 km |
| Coordinates | -56.030, -27.832 |
| UTC time | 1977-11-19 00:42:46.800 |
Earthquake details
Saturday, November 19, 1977 Earthquake
The earthquake hit South Sandwich Islands region on Saturday, November 19, 1977 at 00:42 UTC with a magnitude of 5.5. The closest known location in the current dataset is Ushuaia, about 2524.5 km away. The epicenter is located at longitude -27.832 and latitude -56.030.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1977-11-19
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2524.5 km |
| Río Grande | 2528.3 km |
| Río Gallegos | 2720.4 km |
| Punta Arenas | 2751.1 km |
| Caleta Olivia | 2915.8 km |
| Comodoro Rivadavia | 2952.8 km |
| Mar del Plata | 2978.0 km |
| Necochea | 2994.5 km |
| Trelew | 3002.4 km |
| Puerto Madryn | 3021.9 km |
| Balcarce | 3029.4 km |
| Viedma | 3050.9 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
94.8 km
M 4.8
South Sandwich Islands region
Unknown · 2026-09-29 04:16 UTC
82.9 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-19 09:59 UTC
48.2 km
M 4.9
South Sandwich Islands region
Unknown · 2026-09-12 11:05 UTC
73.4 km
M 6.2
South Sandwich Islands region
Unknown · 2026-09-02 23:46 UTC
20.2 km
M 5.2
South Sandwich Islands region
Unknown · 2026-09-02 10:54 UTC
70.4 km
M 4.4
South Sandwich Islands region
Unknown · 2026-08-31 21:46 UTC
16.4 km
M 5.1
South Sandwich Islands region
Unknown · 2026-08-30 03:55 UTC
69.9 km
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