M 4.5 earthquake: Bering Sea (Atka, USA) — August 21, 1987

M 4.5 earthquake: Bering Sea (Atka, USA) — August 21, 1987. Epicenter 430 km W of Atka, depth 144 km, 19:59 Local (1987-08-22 04:59 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Bering Sea (430 km W of Atka, USA) — 52.098, 179.492

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