M 4.6 earthquake: North Pacific Ocean (Japan) — July 7, 1987

M 4.6 earthquake: North Pacific Ocean (Japan) — July 7, 1987. Epicenter 275 km E of Kushiro, depth 38 km, 11:41 Local (1987-07-07 02:41 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (275 km E, Japan) — 43.727, 147.616

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