M 5.3 earthquake: North Pacific Ocean (USA) — May 6, 1987

M 5.3 earthquake: North Pacific Ocean (USA) — May 6, 1987. Epicenter 430 km W of Atka, depth 33 km, 16:12 Local (1987-05-06 04:12 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (430 km W, USA) — 50.837, 179.973

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