M 4.8 earthquake: North Pacific Ocean (Japan) — May 19, 1998

M 4.8 earthquake: North Pacific Ocean (Japan) — May 19, 1998. Epicenter 345 km S of Hamamatsu, depth 386 km, 10:56 Local (1998-05-19 01:56 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (345 km S, Japan) — 31.629, 138.098

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