M 4.6 earthquake: South Atlantic Ocean (South Georgia and the Islands) — December 21, 2025

M 4.6 earthquake: South Atlantic Ocean (South Georgia and the Islands) — December 21, 2025. Epicenter 588 km E of Grytviken, depth 10 km, 23:07 Local (2025-12-22 01:07 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (588 km E, South Georgia and the Islands) — -55.2488, -27.4874