M 4.9 earthquake: South Atlantic Ocean (South Georgia and the Islands) — June 9, 1975

M 4.9 earthquake: South Atlantic Ocean (South Georgia and the Islands) — June 9, 1975. Epicenter 744 km SE of Grytviken, depth 33 km, 07:09 Local (1975-06-09 09:09 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (744 km SE, South Georgia and the Islands) — -56.562, -25.4

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