M 4.5 earthquake: Indian Ocean (Antarctica) — June 3, 1975

M 4.5 earthquake: Indian Ocean (Antarctica) — June 3, 1975. Epicenter 1989 km NW of Showa Station, depth 33 km, 04:11 Local (1975-06-03 02:11 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Indian Ocean (1989 km NW, Antarctica) — -51.956, 28.481

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