M 4.7 earthquake: Southern Ocean (South Georgia and the Islands) — January 31, 1987

M 4.7 earthquake: Southern Ocean (South Georgia and the Islands) — January 31, 1987. Epicenter 892 km SE of Grytviken, depth 33 km, 02:56 Local (1987-01-31 04:56 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Southern Ocean (892 km SE, South Georgia and the Islands) — -60.239, -26.527

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