M 4.8 earthquake: North Pacific Ocean (Canada) — December 20, 1980

M 4.8 earthquake: North Pacific Ocean (Canada) — December 20, 1980. Epicenter 256 km SW of Tofino, depth 15 km, 17:55 Local (1980-12-21 01:55 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (256 km SW, Canada) — 47.807, -128.743

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