M 4.7 earthquake: North Pacific Ocean (USA) — September 24, 1973

M 4.7 earthquake: North Pacific Ocean (USA) — September 24, 1973. Epicenter 559 km W of Atka, depth 39 km, 18:48 Local (1973-09-24 06:48 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (559 km W, USA) — 50.246, 178.403

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