M 4.8 earthquake: South Atlantic Ocean (South Georgia and the Islands) — March 18, 1978

M 4.8 earthquake: South Atlantic Ocean (South Georgia and the Islands) — March 18, 1978. Epicenter 2636 km NE of Grytviken, depth 33 km, 16:27 Local (1978-03-18 17:27 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (2636 km NE, South Georgia and the Islands) — -35.611, -15.43

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