M 5.5 earthquake: North Pacific Ocean (Japan) — May 15, 1988

M 5.5 earthquake: North Pacific Ocean (Japan) — May 15, 1988. Epicenter 286 km E of Kushiro, depth 56 km, 17:22 Local (1988-05-15 08:22 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (286 km E, Japan) — 43.779, 147.737

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