M 5.3 earthquake: South Atlantic Ocean (South Georgia and the Islands) — June 5, 1977

M 5.3 earthquake: South Atlantic Ocean (South Georgia and the Islands) — June 5, 1977. Epicenter 497 km E of Grytviken, depth 33 km, 23:29 Local (1977-06-06 01:29 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (497 km E, South Georgia and the Islands) — -55.218, -28.928

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