M 5.5 earthquake: South Atlantic Ocean (South Georgia and the Islands) — December 6, 1973

M 5.5 earthquake: South Atlantic Ocean (South Georgia and the Islands) — December 6, 1973. Epicenter 559 km E of Grytviken, depth 33 km, 15:51 Local (1973-12-06 17:51 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (559 km E, South Georgia and the Islands) — -55.672, -28.092

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