M 4.9 earthquake: North Pacific Ocean (Japan) — February 1, 1998

M 4.9 earthquake: North Pacific Ocean (Japan) — February 1, 1998. Epicenter 755 km S of Hamamatsu, depth 503 km, 18:06 Local (1998-02-01 09:06 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (755 km S, Japan) — 28.06, 139.314

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