M 4.5 earthquake: North Pacific Ocean (Japan) — April 19, 1982

M 4.5 earthquake: North Pacific Ocean (Japan) — April 19, 1982. Epicenter 737 km S of Hamamatsu, depth 366 km, 18:22 Local (1982-04-19 09:22 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (737 km S, Japan) — 28.343, 139.853

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