M 4.7 earthquake: North Pacific Ocean (Japan) — August 20, 1988

M 4.7 earthquake: North Pacific Ocean (Japan) — August 20, 1988. Epicenter 300 km E of Kushiro, depth 61 km, 11:27 Local (1988-08-20 02:27 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (300 km E, Japan) — 43.918, 147.853

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