M 5.1 earthquake: South Atlantic Ocean (Antarctica) — July 30, 1976

M 5.1 earthquake: South Atlantic Ocean (Antarctica) — July 30, 1976. Epicenter 385 km NW of Base Presidente Montalva, depth 33 km, 19:14 Local (1976-07-30 23:14 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (385 km NW, Antarctica) — -59.01, -61.756

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