M 4.8 earthquake: South Atlantic Ocean (South Georgia and the Islands) — March 21, 2026

M 4.8 earthquake: South Atlantic Ocean (South Georgia and the Islands) — March 21, 2026. Epicenter 615 km E of Grytviken, depth 10 km, 13:30 Local (2026-03-21 15:30 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (615 km E, South Georgia and the Islands) — -55.3832, -27.0978

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