M 4.9 earthquake: North Pacific Ocean (Japan) — August 4, 1979

M 4.9 earthquake: North Pacific Ocean (Japan) — August 4, 1979. Epicenter 269 km E of Kushiro, depth 33 km, 14:41 Local (1979-08-04 05:41 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (269 km E, Japan) — 43.004, 147.687

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