M 4.9 earthquake: North Pacific Ocean (Japan) — May 21, 1979

M 4.9 earthquake: North Pacific Ocean (Japan) — May 21, 1979. Epicenter 864 km SE of Shizuoka, depth 33 km, 22:02 Local (1979-05-21 13:02 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (864 km SE, Japan) — 28.024, 142.446

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