M 4.6 earthquake: North Pacific Ocean (Japan) — October 27, 2026

M 4.6 earthquake: North Pacific Ocean (Japan) — October 27, 2026. Epicenter 260 km SE of Yokohama, depth 67 km, 10:17 Local (2026-10-27 01:17 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (260 km SE, Japan) — 33.2845, 140.7128

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