M 4.5 earthquake: South Atlantic Ocean (South Georgia and the Islands) — July 21, 2026

M 4.5 earthquake: South Atlantic Ocean (South Georgia and the Islands) — July 21, 2026. Epicenter 831 km SE of Grytviken, depth 10 km, 10:36 Local (2026-07-21 12:36 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (831 km SE, South Georgia and the Islands) — -57.0489, -24.1677

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