M 5.1 earthquake: Indian Ocean (Antarctica) — October 21, 2026

M 5.1 earthquake: Indian Ocean (Antarctica) — October 21, 2026. Epicenter 1913 km NW of Showa Station, depth 10 km, 20:12 Local (2026-10-21 18:12 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Indian Ocean (1913 km NW, Antarctica) — -52.8118, 27.4604

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