M 5.3 earthquake: North Pacific Ocean (Japan) — August 23, 1989

M 5.3 earthquake: North Pacific Ocean (Japan) — August 23, 1989. Epicenter 256 km NE of Naha, depth 28 km, 16:11 Local (1989-08-23 07:11 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (256 km NE, Japan) — 27.481, 129.824

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