M 4.7 earthquake: South Atlantic Ocean (South Georgia and the Islands) — September 17, 1976

M 4.7 earthquake: South Atlantic Ocean (South Georgia and the Islands) — September 17, 1976. Epicenter 862 km SE of Grytviken, depth 33 km, 00:57 Local (1976-09-17 02:57 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (862 km SE, South Georgia and the Islands) — -59.525, -26.01

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