M 4.5 earthquake: North Pacific Ocean (Japan) — December 30, 2023

M 4.5 earthquake: North Pacific Ocean (Japan) — December 30, 2023. Epicenter 922 km S of Yokohama, depth 10 km, 15:15 Local (2023-12-30 05:15 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (922 km S, Japan) — 27.7127, 143.161

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