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

M 5.3 earthquake: South Atlantic Ocean (South Georgia and the Islands) — April 22, 1983. Epicenter 863 km SE of Grytviken, depth 33 km, 09:00 Local (1983-04-22 11:00 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (863 km SE, South Georgia and the Islands) — -59.716, -26.301

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