M 4.7 earthquake: North Pacific Ocean (Japan) — September 30, 1999

M 4.7 earthquake: North Pacific Ocean (Japan) — September 30, 1999. Epicenter 320 km SE of Yokohama, depth 33 km, 18:48 Local (1999-09-30 09:48 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (320 km SE, Japan) — 33.094, 141.635

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