| Magnitude | 5.5 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -58.168, -26.266 |
| UTC time | 1988-11-20 19:48:09.720 |
Earthquake details
Sunday, November 20, 1988 Earthquake
The earthquake hit South Sandwich Islands region on Sunday, November 20, 1988 at 19:48 UTC with a magnitude of 5.5. The closest known location in the current dataset is Ushuaia, about 2568.0 km away. The epicenter is located at longitude -26.266 and latitude -58.168.
| Location | South Sandwich Islands region |
| Country | South Sandwich Islands region |
| Severity | Strong |
Earthquake map 1988-11-20
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2568.0 km |
| Río Grande | 2583.9 km |
| Río Gallegos | 2792.1 km |
| Punta Arenas | 2803.8 km |
| Caleta Olivia | 3034.5 km |
| Comodoro Rivadavia | 3075.6 km |
| Trelew | 3149.9 km |
| Puerto Madryn | 3173.1 km |
| Mar del Plata | 3180.4 km |
| Necochea | 3190.3 km |
| Viedma | 3220.3 km |
| Balcarce | 3229.7 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.9
South Sandwich Islands region
Unknown · 2026-09-28 04:41 UTC
79.1 km
M 5.1
South Sandwich Islands region
Unknown · 2026-09-28 03:43 UTC
80.4 km
M 5.1
South Sandwich Islands region
Unknown · 2026-09-08 06:50 UTC
5.2 km
M 4.9
South Sandwich Islands region
Unknown · 2026-08-29 07:10 UTC
83.8 km
M 4.9
South Sandwich Islands region
Unknown · 2026-08-23 17:23 UTC
86.9 km
M 5.4
South Sandwich Islands region
Unknown · 2026-08-21 13:06 UTC
77.8 km
M 4.4
South Sandwich Islands region
Unknown · 2026-08-04 02:29 UTC
81.0 km
M 4.9
South Sandwich Islands region
Unknown · 2026-07-24 00:37 UTC
89.6 km
Stay informed
Earthquake alerts
Create targeted notifications for important seismic activity near the places you follow.