M 4.8 earthquake: South Atlantic Ocean (South Georgia and the Islands) — May 1, 1974

M 4.8 earthquake: South Atlantic Ocean (South Georgia and the Islands) — May 1, 1974. Epicenter 545 km E of Grytviken, depth 33 km, 17:13 Local (1974-05-01 19:13 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (545 km E, South Georgia and the Islands) — -55.376, -28.205

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