M 4.7 earthquake: South Atlantic Ocean (South Georgia and the Islands) — February 17, 1990

M 4.7 earthquake: South Atlantic Ocean (South Georgia and the Islands) — February 17, 1990. Epicenter 1976 km E of Grytviken, depth 10 km, 21:40 Local (1990-02-17 22:40 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (1976 km E, South Georgia and the Islands) — -46.813, -10.907

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