M 4.9 earthquake: North Pacific Ocean (Japan) — February 16, 1983

M 4.9 earthquake: North Pacific Ocean (Japan) — February 16, 1983. Epicenter 294 km NE of Naha, depth 42 km, 07:45 Local (1983-02-15 22:45 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (294 km NE, Japan) — 28.23, 129.593

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