M 6.5 earthquake: North Pacific Ocean (Japan) — October 20, 1928

M 6.5 earthquake: North Pacific Ocean (Japan) — October 20, 1928. Epicenter 276 km S of Kanoya, depth 35 km, 21:46 Local (1928-10-20 12:46 UTC). Shaking felt by ~2.3M people. Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (276 km S, Japan) — 29.077, 129.802

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