M 4.5 earthquake: North Pacific Ocean (Japan) — September 22, 2023

M 4.5 earthquake: North Pacific Ocean (Japan) — September 22, 2023. Epicenter 547 km SE of Yokohama, depth 10 km, 16:23 Local (2023-09-22 07:23 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (547 km SE, Japan) — 30.9175, 141.9318

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