M 4.7 earthquake: North Pacific Ocean (USA) — December 23, 1980

M 4.7 earthquake: North Pacific Ocean (USA) — December 23, 1980. Epicenter 446 km W of Coos Bay, depth 15 km, 13:56 Local (1980-12-23 22:56 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (446 km W, USA) — 44.426, -129.58

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