M 6.3 earthquake: South Atlantic Ocean (South Georgia and the Islands) — March 28, 1929

M 6.3 earthquake: South Atlantic Ocean (South Georgia and the Islands) — March 28, 1929. Epicenter 493 km E of Grytviken, depth 15 km, 18:18 Local (1929-03-28 20:18 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (493 km E, South Georgia and the Islands) — -55.105, -28.974

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