M 4.7 earthquake: Philippine Sea (Hamamatsu, Japan) — February 25, 1988

M 4.7 earthquake: Philippine Sea (Hamamatsu, Japan) — February 25, 1988. Epicenter 1147 km SE of Hamamatsu, depth 33 km, 02:32 Local (1988-02-24 16:32 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (1147 km SE of Hamamatsu, Japan) — 25.359, 142.747

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