M 4.7 earthquake: North Pacific Ocean (Japan) — April 21, 1976

M 4.7 earthquake: North Pacific Ocean (Japan) — April 21, 1976. Epicenter 314 km E of Kushiro, depth 33 km, 06:23 Local (1976-04-20 20:23 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (314 km E, Japan) — 43.263, 148.228

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