M 5.3 earthquake: Bering Sea (Atka, USA) — March 18, 2026

M 5.3 earthquake: Bering Sea (Atka, USA) — March 18, 2026. Epicenter 637 km W of Atka, depth 10 km, 04:21 Local (2026-03-17 16:21 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Bering Sea (637 km W of Atka, USA) — 52.2942, 176.4449

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