M 4.5 earthquake: North Pacific Ocean (Japan) — October 16, 1976

M 4.5 earthquake: North Pacific Ocean (Japan) — October 16, 1976. Epicenter 490 km S of Hamamatsu, depth 459 km, 19:38 Local (1976-10-16 10:38 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (490 km S, Japan) — 30.416, 138.871

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