M 4.5 earthquake: North Pacific Ocean (Japan) — February 20, 1982

M 4.5 earthquake: North Pacific Ocean (Japan) — February 20, 1982. Epicenter 371 km SE of Yokohama, depth 33 km, 02:07 Local (1982-02-19 17:07 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (371 km SE, Japan) — 32.47, 141.465

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