M 4.5 earthquake: North Pacific Ocean (USA) — April 19, 1976

M 4.5 earthquake: North Pacific Ocean (USA) — April 19, 1976. Epicenter 454 km W of Coos Bay, depth 33 km, 17:59 Local (1976-04-20 02:59 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (454 km W, USA) — 44.318, -129.729

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