M 4.6 earthquake in the USA (Vancouver) — April 18, 1980

M 4.6 earthquake in the USA (Vancouver) — April 18, 1980. Epicenter 74 km NE of Vancouver, depth 1 km, 14:27 Local (1980-04-18 22:27 UTC). Shaking felt by ~2.4M people. Readings from every reporting agency, affected towns, aftershock sequence.

74 km NE of Vancouver (USA) — 46.2081667, -122.1778333

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