M 4.9 earthquake: South Atlantic Ocean (South Georgia and the Islands) — November 30, 1973

M 4.9 earthquake: South Atlantic Ocean (South Georgia and the Islands) — November 30, 1973. Epicenter 550 km E of Grytviken, depth 33 km, 09:50 Local (1973-11-30 11:50 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (550 km E, South Georgia and the Islands) — -55.7, -28.25

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