M 4.9 earthquake: North Pacific Ocean (Japan) — March 11, 1984

M 4.9 earthquake: North Pacific Ocean (Japan) — March 11, 1984. Epicenter 392 km SE of Yokohama, depth 38 km, 08:42 Local (1984-03-10 23:42 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (392 km SE, Japan) — 32.228, 141.384

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