M 4.9 earthquake: North Pacific Ocean (Japan) — July 4, 1987

M 4.9 earthquake: North Pacific Ocean (Japan) — July 4, 1987. Epicenter 293 km E of Kushiro, depth 39 km, 12:12 Local (1987-07-04 03:12 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (293 km E, Japan) — 43.505, 147.912

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