M 4.9 Earthquake: South Atlantic Ocean (South Georgia and the Islands) — July 12, 1991

M 4.9 Earthquake: South Atlantic Ocean (South Georgia and the Islands) — July 12, 1991. Epicenter 2470 km NE of Grytviken, depth 10 km, 07:13 Local (1991-07-12 08:13 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (2470 km NE, South Georgia and the Islands) — -36.278, -17.658

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