M 5.0 earthquake: North Pacific Ocean (Japan) — April 21, 1984

M 5.0 earthquake: North Pacific Ocean (Japan) — April 21, 1984. Epicenter 291 km NE of Kushiro, depth 33 km, 13:05 Local (1984-04-21 04:05 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (291 km NE, Japan) — 44.042, 147.666

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