M 5.4 earthquake: South Atlantic Ocean (South Georgia and the Islands) — August 29, 1977

M 5.4 earthquake: South Atlantic Ocean (South Georgia and the Islands) — August 29, 1977. Epicenter 1087 km SE of Grytviken, depth 33 km, 11:32 Local (1977-08-29 12:32 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (1087 km SE, South Georgia and the Islands) — -59.503, -21.297

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