M 4.6 earthquake: North Pacific Ocean (Canada) — December 21, 1980

M 4.6 earthquake: North Pacific Ocean (Canada) — December 21, 1980. Epicenter 253 km SW of Tofino, depth 15 km, 04:13 Local (1980-12-21 12:13 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (253 km SW, Canada) — 47.717, -128.59

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