M 4.6 earthquake: South Atlantic Ocean (South Georgia and the Islands) — October 23, 1984

M 4.6 earthquake: South Atlantic Ocean (South Georgia and the Islands) — October 23, 1984. Epicenter 790 km SE of Grytviken, depth 33 km, 16:53 Local (1984-10-23 18:53 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (790 km SE, South Georgia and the Islands) — -56.948, -24.829

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