M 5.1 earthquake: South Atlantic Ocean (South Georgia and the Islands) — December 23, 1974

M 5.1 earthquake: South Atlantic Ocean (South Georgia and the Islands) — December 23, 1974. Epicenter 693 km SE of Grytviken, depth 78 km, 04:34 Local (1974-12-23 06:34 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (693 km SE, South Georgia and the Islands) — -56.324, -26.151

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