| Magnitude | 5.5 |
| Alert | Strong |
| Depth | 10.0 km |
| Coordinates | -56.632, -25.844 |
| UTC time | 1987-07-12 04:13:42.980 |
Earthquake details
Sunday, July 12, 1987 Earthquake
The earthquake hit South Sandwich Islands region on Sunday, July 12, 1987 at 04:13 UTC with a magnitude of 5.5. The closest known location in the current dataset is Ushuaia, about 2627.7 km away. The epicenter is located at longitude -25.844 and latitude -56.632.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1987-07-12
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2627.7 km |
| Río Grande | 2635.8 km |
| Río Gallegos | 2833.7 km |
| Punta Arenas | 2857.9 km |
| Caleta Olivia | 3043.1 km |
| Comodoro Rivadavia | 3081.2 km |
| Mar del Plata | 3117.8 km |
| Necochea | 3134.2 km |
| Trelew | 3136.2 km |
| Puerto Madryn | 3156.4 km |
| Balcarce | 3169.2 km |
| Viedma | 3188.3 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.9
South Sandwich Islands region
Unknown · 2026-09-12 11:05 UTC
66.7 km
M 5.0
South Sandwich Islands region
Unknown · 2026-09-04 06:45 UTC
56.7 km
M 5.2
South Sandwich Islands region
Unknown · 2026-09-02 10:54 UTC
70.1 km
M 5.1
South Sandwich Islands region
Unknown · 2026-08-30 03:55 UTC
73.7 km
M 4.9
South Sandwich Islands region
Unknown · 2026-08-29 07:10 UTC
92.0 km
M 4.8
South Sandwich Islands region
Unknown · 2026-07-14 15:25 UTC
83.2 km
M 4.9
South Sandwich Islands region
Unknown · 2026-06-30 15:15 UTC
98.0 km
M 4.6
South Sandwich Islands region
Unknown · 2026-06-19 03:50 UTC
37.0 km
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