M 5.1 earthquake: South Atlantic Ocean (South Georgia and the Islands) — December 18, 1980

M 5.1 earthquake: South Atlantic Ocean (South Georgia and the Islands) — December 18, 1980. Epicenter 816 km SE of Grytviken, depth 33 km, 13:46 Local (1980-12-18 15:46 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (816 km SE, South Georgia and the Islands) — -59.515, -27.068

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