M 5.1 earthquake: North Pacific Ocean (Japan) — February 4, 1990

M 5.1 earthquake: North Pacific Ocean (Japan) — February 4, 1990. Epicenter 315 km NE of Naha, depth 25 km, 11:02 Local (1990-02-04 02:02 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (315 km NE, Japan) — 28.064, 130.076

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