M 4.5 earthquake: North Pacific Ocean (Japan) — April 12, 1975

M 4.5 earthquake: North Pacific Ocean (Japan) — April 12, 1975. Epicenter 254 km SE of Yokohama, depth 63 km, 10:02 Local (1975-04-12 01:02 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (254 km SE, Japan) — 33.398, 140.86

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