M 4.6 earthquake: North Pacific Ocean (Japan) — March 8, 1990

M 4.6 earthquake: North Pacific Ocean (Japan) — March 8, 1990. Epicenter 279 km SE of Yokohama, depth 58 km, 10:54 Local (1990-03-08 01:54 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (279 km SE, Japan) — 33.146, 140.857

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