M 7.2 earthquake: South Atlantic Ocean (South Georgia and the Islands) — December 27, 1991

M 7.2 earthquake: South Atlantic Ocean (South Georgia and the Islands) — December 27, 1991. Epicenter 739 km E of Grytviken, depth 10 km, 02:05 Local (1991-12-27 04:05 UTC). Shaking felt by ~99 people. Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (739 km E, South Georgia and the Islands) — -56.032, -25.266

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