| Magnitude | 5.5 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -55.728, -27.022 |
| UTC time | 1987-02-18 10:32:14.400 |
Earthquake details
Wednesday, February 18, 1987 Earthquake
The earthquake hit South Sandwich Islands region on Wednesday, February 18, 1987 at 10:32 UTC with a magnitude of 5.5. The closest known location in the current dataset is Ushuaia, about 2581.9 km away. The epicenter is located at longitude -27.022 and latitude -55.728.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1987-02-18
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2581.9 km |
| Río Grande | 2584.6 km |
| Río Gallegos | 2775.0 km |
| Punta Arenas | 2807.6 km |
| Caleta Olivia | 2964.0 km |
| Comodoro Rivadavia | 3000.3 km |
| Mar del Plata | 3006.0 km |
| Necochea | 3024.7 km |
| Trelew | 3045.2 km |
| Balcarce | 3058.1 km |
| Puerto Madryn | 3063.9 km |
| Viedma | 3088.6 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.8
South Sandwich Islands region
Unknown · 2026-09-29 04:16 UTC
87.7 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-19 09:59 UTC
69.3 km
M 4.9
South Sandwich Islands region
Unknown · 2026-09-12 11:05 UTC
66.0 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-04 06:45 UTC
71.4 km
M 6.2
South Sandwich Islands region
Unknown · 2026-09-02 23:46 UTC
76.6 km
M 5.2
South Sandwich Islands region
Unknown · 2026-09-02 10:54 UTC
74.7 km
M 4.4
South Sandwich Islands region
Unknown · 2026-08-31 21:46 UTC
76.8 km
M 5.1
South Sandwich Islands region
Unknown · 2026-08-30 03:55 UTC
81.1 km
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