M 4.8 earthquake: South Atlantic Ocean (South Georgia and the Islands) — January 2, 1975

M 4.8 earthquake: South Atlantic Ocean (South Georgia and the Islands) — January 2, 1975. Epicenter 555 km E of Grytviken, depth 33 km, 01:19 Local (1975-01-02 03:19 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (555 km E, South Georgia and the Islands) — -55.35, -28.044

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