M 4.6 earthquake: North Pacific Ocean (Japan) — April 3, 1979

M 4.6 earthquake: North Pacific Ocean (Japan) — April 3, 1979. Epicenter 333 km E of Kushiro, depth 38 km, 02:57 Local (1979-04-02 16:57 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (333 km E, Japan) — 43.597, 148.397

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