M 5.5 Earthquake: North Pacific Ocean (Japan) — February 10, 1980

M 5.5 Earthquake: North Pacific Ocean (Japan) — February 10, 1980. Epicenter 257 km NE of Kushiro, depth 73 km, 20:54 Local (1980-02-10 11:54 UTC). Shaking felt by ~423K people. Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (257 km NE, Japan) — 43.995, 147.231

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