M 4.7 earthquake: North Pacific Ocean (Japan) — April 28, 1989

M 4.7 earthquake: North Pacific Ocean (Japan) — April 28, 1989. Epicenter 553 km SE of Hamamatsu, depth 33 km, 08:29 Local (1989-04-27 23:29 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (553 km SE, Japan) — 30.149, 140.067

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