M 4.5 earthquake: North Pacific Ocean (Japan) — December 21, 2021

M 4.5 earthquake: North Pacific Ocean (Japan) — December 21, 2021. Epicenter 514 km SE of Yokohama, depth 10 km, 21:42 Local (2021-12-21 12:42 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (514 km SE, Japan) — 31.3815, 142.2643

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