M 4.6 earthquake: North Pacific Ocean (Japan) — June 19, 1988

M 4.6 earthquake: North Pacific Ocean (Japan) — June 19, 1988. Epicenter 861 km S of Yokohama, depth 30 km, 07:51 Local (1988-06-18 21:51 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (861 km S, Japan) — 28.109, 142.569

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