M 4.8 earthquake: North Pacific Ocean (Japan) — September 17, 1998

M 4.8 earthquake: North Pacific Ocean (Japan) — September 17, 1998. Epicenter 450 km S of Hamamatsu, depth 478 km, 20:11 Local (1998-09-17 11:11 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (450 km S, Japan) — 30.674, 137.778

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