M 5.9 earthquake: South Atlantic Ocean (South Georgia and the Islands) — March 7, 1978

M 5.9 earthquake: South Atlantic Ocean (South Georgia and the Islands) — March 7, 1978. Epicenter 736 km SE of Grytviken, depth 33 km, 16:39 Local (1978-03-07 18:39 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (736 km SE, South Georgia and the Islands) — -56.428, -25.486

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