M 5.5 earthquake: Southern Ocean (South Georgia and the Islands) — October 22, 1983

M 5.5 earthquake: Southern Ocean (South Georgia and the Islands) — October 22, 1983. Epicenter 948 km SE of Grytviken, depth 33 km, 20:08 Local (1983-10-22 22:08 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Southern Ocean (948 km SE, South Georgia and the Islands) — -60.282, -25.249

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