M 4.7 earthquake: North Pacific Ocean (Japan) — April 7, 1990

M 4.7 earthquake: North Pacific Ocean (Japan) — April 7, 1990. Epicenter 916 km SE of Hamamatsu, depth 33 km, 19:35 Local (1990-04-07 10:35 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (916 km SE, Japan) — 27.244, 141.781

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