M 4.6 earthquake: North Pacific Ocean (Japan) — December 12, 1989

M 4.6 earthquake: North Pacific Ocean (Japan) — December 12, 1989. Epicenter 306 km E of Kushiro, depth 33 km, 17:22 Local (1989-12-12 07:22 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (306 km E, Japan) — 43.735, 148.015

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