M 4.5 earthquake: North Pacific Ocean (Japan) — April 8, 1983

M 4.5 earthquake: North Pacific Ocean (Japan) — April 8, 1983. Epicenter 288 km S of Hamamatsu, depth 367 km, 03:14 Local (1983-04-07 18:14 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (288 km S, Japan) — 32.127, 137.891

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