Mag 6.0 and 5.4 Earthquakes, South Sandwich Islands, S. Atlantic

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SUMMARY

On March 14, 2021, two significant earthquakes occurred in the South Sandwich Islands region: a magnitude 6.0 earthquake at 59.841°S, 29.499°W at 12:05:13 UTC, followed by a magnitude 5.4 earthquake at 59.530°S, 29.746°W at 13:35:32 UTC. Both earthquakes had a depth of 10.0 km. This area is typically quiet, and the discussion notes two aftershocks of magnitudes 4.7 and 5.5. Additionally, a file containing tensor data related to the main event is available for further analysis.

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