M 5.1 earthquake: North Pacific Ocean (USA) — December 2, 1983

M 5.1 earthquake: North Pacific Ocean (USA) — December 2, 1983. Epicenter 270 km W of Coos Bay, depth 10 km, 17:37 Local (1983-12-03 01:37 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (270 km W, USA) — 43.641, -127.547

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