M 5.0 earthquake: Southern Ocean (Antarctica) — July 11, 1983

M 5.0 earthquake: Southern Ocean (Antarctica) — July 11, 1983. Epicenter 258 km NE of Elephant Island, depth 10 km, 11:51 Local (1983-07-11 14:51 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Southern Ocean (258 km NE, Antarctica) — -61.009, -53.604

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