M 4.5 earthquake: North Pacific Ocean (Japan) — September 4, 1986

M 4.5 earthquake: North Pacific Ocean (Japan) — September 4, 1986. Epicenter 272 km E of Kushiro, depth 33 km, 11:43 Local (1986-09-04 02:43 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (272 km E, Japan) — 43.865, 147.509

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