M 4.9 earthquake: North Pacific Ocean (USA) — December 9, 1976

M 4.9 earthquake: North Pacific Ocean (USA) — December 9, 1976. Epicenter 488 km W of Coos Bay, depth 15 km, 00:58 Local (1976-12-09 09:58 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (488 km W, USA) — 44.513, -130.101

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