M 4.9 earthquake: North Pacific Ocean (Japan) — September 13, 2025

M 4.9 earthquake: North Pacific Ocean (Japan) — September 13, 2025. Epicenter 341 km SE of Yokohama, depth 7 km, 09:17 Local (2025-09-13 00:17 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (341 km SE, Japan) — 32.9092, 141.7106

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