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

M 4.5 earthquake: North Pacific Ocean (Japan) — September 19, 2023. Epicenter 427 km SE of Yokohama, depth 10 km, 02:24 Local (2023-09-18 17:24 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (427 km SE, Japan) — 32.2091, 142.1261

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