M 4.5 earthquake: North Pacific Ocean (Japan) — September 19, 2023

M 4.5 earthquake: North Pacific Ocean (Japan) — September 19, 2023. Epicenter 538 km SE of Yokohama, depth 10 km, 23:18 Local (2023-09-19 14:18 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (538 km SE, Japan) — 31.0151, 141.9564

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