M 5.1 earthquake: South Atlantic Ocean (Antarctica) — November 1, 1973

M 5.1 earthquake: South Atlantic Ocean (Antarctica) — November 1, 1973. Epicenter 414 km NW of Base Presidente Montalva, depth 33 km, 15:52 Local (1973-11-01 19:52 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (414 km NW, Antarctica) — -58.76, -61.892

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