M 5.4 earthquake: South Atlantic Ocean (South Georgia and the Islands) — January 5, 1975

M 5.4 earthquake: South Atlantic Ocean (South Georgia and the Islands) — January 5, 1975. Epicenter 791 km SE of Grytviken, depth 33 km, 11:40 Local (1975-01-05 13:40 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (791 km SE, South Georgia and the Islands) — -58.728, -26.429

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