M 5.1 earthquake: North Pacific Ocean (Japan) — January 22, 1988

M 5.1 earthquake: North Pacific Ocean (Japan) — January 22, 1988. Epicenter 988 km S of Hamamatsu, depth 89 km, 01:17 Local (1988-01-21 16:17 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (988 km S, Japan) — 26.374, 141.294

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