M 4.8 earthquake: North Pacific Ocean (Japan) — October 4, 1985

M 4.8 earthquake: North Pacific Ocean (Japan) — October 4, 1985. Epicenter 488 km S of Hamamatsu, depth 430 km, 16:07 Local (1985-10-04 07:07 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (488 km S, Japan) — 30.36, 138.37

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