M 4.5 earthquake: South Atlantic Ocean (South Georgia and the Islands) — September 22, 2026

M 4.5 earthquake: South Atlantic Ocean (South Georgia and the Islands) — September 22, 2026. Epicenter 764 km SE of Grytviken, depth 75 km, 21:30 Local (2026-09-22 23:30 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (764 km SE, South Georgia and the Islands) — -57.6506, -25.7932

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