M 4.7 earthquake: South Atlantic Ocean (South Georgia and the Islands) — December 21, 2010

M 4.7 earthquake: South Atlantic Ocean (South Georgia and the Islands) — December 21, 2010. Epicenter 731 km SE of Grytviken, depth 35 km, 17:15 Local (2010-12-21 19:15 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (731 km SE, South Georgia and the Islands) — -56.413, -25.561

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