M 4.5 earthquake: North Pacific Ocean (Japan) — December 18, 2023

M 4.5 earthquake: North Pacific Ocean (Japan) — December 18, 2023. Epicenter 299 km E of Sendai, depth 29 km, 01:17 Local (2023-12-17 16:17 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (299 km E, Japan) — 37.8385, 144.3904

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