M 4.5 earthquake: South Atlantic Ocean (South Georgia and the Islands) — July 10, 1990

M 4.5 earthquake: South Atlantic Ocean (South Georgia and the Islands) — July 10, 1990. Epicenter 457 km E of Grytviken, depth 33 km, 19:20 Local (1990-07-10 21:20 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (457 km E, South Georgia and the Islands) — -54.116, -29.488

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