M 4.8 earthquake: North Pacific Ocean (Japan) — January 31, 2026

M 4.8 earthquake: North Pacific Ocean (Japan) — January 31, 2026. Epicenter 804 km S of Yokohama, depth 10 km, 20:36 Local (2026-01-31 10:36 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (804 km S, Japan) — 28.6297, 142.5021

EarthquakeLive.org