M 4.6 earthquake: Indian Ocean (Antarctica) — September 3, 2021

M 4.6 earthquake: Indian Ocean (Antarctica) — September 3, 2021. Epicenter 1980 km NW of Showa Station, depth 10 km, 18:47 Local (2021-09-03 16:47 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Indian Ocean (1980 km NW, Antarctica) — -53.0171, 23.044

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