| Magnitude | 5.0 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -59.691, -24.554 |
| UTC time | 1977-02-22 02:59:51.300 |
Earthquake details
Tuesday, February 22, 1977 Earthquake
The earthquake hit South Sandwich Islands region on Tuesday, February 22, 1977 at 02:59 UTC with a magnitude of 5.0. The closest known location in the current dataset is Ushuaia, about 2639.4 km away. The epicenter is located at longitude -24.554 and latitude -59.691.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1977-02-22
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2639.4 km |
| Río Grande | 2663.8 km |
| Punta Arenas | 2880.6 km |
| Río Gallegos | 2882.1 km |
| Caleta Olivia | 3155.1 km |
| Comodoro Rivadavia | 3198.7 km |
| Trelew | 3288.7 km |
| Puerto Madryn | 3314.3 km |
| Mar del Plata | 3352.3 km |
| Necochea | 3358.5 km |
| Viedma | 3372.7 km |
| Balcarce | 3400.3 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 5.1
South Sandwich Islands region
Unknown · 2026-09-12 00:55 UTC
65.4 km
M 4.8
South Sandwich Islands region
Unknown · 2026-07-18 16:57 UTC
99.2 km
M 4.6
South Sandwich Islands region
Unknown · 2026-07-17 18:24 UTC
99.0 km
M 4.8
South Sandwich Islands region
Unknown · 2026-07-15 15:36 UTC
99.4 km
M 4.2
South Sandwich Islands region
Unknown · 2026-07-13 11:05 UTC
58.7 km
M 5.0
South Sandwich Islands region
Unknown · 2026-07-02 02:17 UTC
99.0 km
M 4.9
South Sandwich Islands region
Unknown · 2026-06-23 17:08 UTC
95.5 km
M 4.7
South Sandwich Islands region
Unknown · 2026-05-29 10:32 UTC
54.2 km
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