M 4.6 earthquake: North Pacific Ocean (Japan) — April 9, 1990

M 4.6 earthquake: North Pacific Ocean (Japan) — April 9, 1990. Epicenter 363 km E of Kitami, depth 52 km, 08:43 Local (1990-04-08 22:43 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (363 km E, Japan) — 44.558, 148.35

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