M 5.3 earthquake: South Atlantic Ocean (South Georgia and the Islands) — September 22, 1983

M 5.3 earthquake: South Atlantic Ocean (South Georgia and the Islands) — September 22, 1983. Epicenter 589 km SE of Grytviken, depth 123 km, 17:26 Local (1983-09-22 19:26 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (589 km SE, South Georgia and the Islands) — -56.006, -27.741

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