M 4.6 earthquake: North Pacific Ocean (Japan) — June 4, 2025

M 4.6 earthquake: North Pacific Ocean (Japan) — June 4, 2025. Epicenter 630 km SE of Hamamatsu, depth 128 km, 11:39 Local (2025-06-04 02:39 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (630 km SE, Japan) — 29.6178, 140.6583

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