M 4.6 earthquake: South Atlantic Ocean (South Georgia and the Islands) — January 17, 2026

M 4.6 earthquake: South Atlantic Ocean (South Georgia and the Islands) — January 17, 2026. Epicenter 601 km SE of Grytviken, depth 114 km, 06:04 Local (2026-01-17 08:04 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (601 km SE, South Georgia and the Islands) — -56.1317, -27.598

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