M 4.8 earthquake: South Atlantic Ocean (South Georgia and the Islands) — October 31, 1991

M 4.8 earthquake: South Atlantic Ocean (South Georgia and the Islands) — October 31, 1991. Epicenter 780 km SE of Grytviken, depth 10 km, 10:20 Local (1991-10-31 12:20 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (780 km SE, South Georgia and the Islands) — -57.869, -25.677

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