M 4.6 earthquake: North Pacific Ocean (Japan) — August 21, 1979

M 4.6 earthquake: North Pacific Ocean (Japan) — August 21, 1979. Epicenter 308 km NE of Naha, depth 33 km, 14:26 Local (1979-08-21 05:26 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (308 km NE, Japan) — 27.867, 130.164

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