M 4.6 earthquake: North Pacific Ocean (Japan) — December 5, 2021

M 4.6 earthquake: North Pacific Ocean (Japan) — December 5, 2021. Epicenter 547 km SE of Yokohama, depth 10 km, 07:03 Local (2021-12-04 22:03 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (547 km SE, Japan) — 31.1111, 142.4267

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