A strong earthquake registered by the USGS as M6.4 struck the South Sandwich Islands region at 10:26 UTC on July 11, 2026. The agency is reporting a depth of 46 km (28.6 miles). EMSC is reporting the same magnitude and depth.
A strong earthquake registered by the USGS as M6.0 struck the South Sandwich Islands region at 07:30 UTC on January 29, 2026. The agency is reporting a depth of 74.7 km (46 miles). EMSC is reporting M6.0 at a depth of 26 km (16 miles). There is no tsunami threat from this event.
A strong and shallow earthquake registered by the USGS as M6.0 hit the South Sandwich Islands region at 23:42 UTC on March 14, 2025. The agency is reporting a depth of 35.4 km (22 miles). EMSC is reporting the same magnitude and depth.
A strong earthquake registered by the USGS as M6.1 hit the South Sandwich Islands region at 13:48 UTC on January 1, 2025. The agency is reporting a depth of 83 km (51 miles).
A strong and shallow earthquake, registered by the USGS as M6.1, hit South Sandwich Islands region at 14:17 UTC on November 2, 2022. The agency is reporting a depth of 10 km (6.2 miles). EMSC is reporting the same magnitude and depth.
A strong earthquake, registered by the USGS as M6.3, hit South Sandwich Islands region at 00:13 UTC on October 25, 2022. The agency is reporting a depth of 81 km (50 miles). EMSC is reporting M6.1 at a depth of 10 km (6.2 miles).
A strong and shallow earthquake, registered by the USGS as M6.5, hit east of the South Sandwich Islands at 03:03 UTC on September 29, 2022. The agency is reporting a depth of 10 km (6.2 miles). EMSC is reporting M6.7 at a depth of 2 km (1.2 miles).
A strong earthquake registered by the USGS as M6.0 hit the South Sandwich Islands region at 08:32 UTC on September 6, 2022. The agency is reporting a depth of 10 km (6.2 miles). EMSC is reporting M6.0 at a depth of 40 km (25 miles).
Scientists have uncovered the source of a mysterious 2021 tsunami that sent waves around the globe in August 2021 when a magnitude 7.5 earthquake hit near the South Sandwich Islands. The epicenter was 47 km (29 miles) below the Earth’s surface — too deep…
A strong and shallow earthquake registered by the USGS as M6.0 hit South Sandwich Islands region at 01:24 UTC on January 25, 2022. The agency is reporting a depth of 10 km (6.2 miles). EMSC is reporting the same magnitude and depth. The epicenter was located about 2…
