M 4.9 earthquake: North Pacific Ocean (Japan) — September 24, 1975

M 4.9 earthquake: North Pacific Ocean (Japan) — September 24, 1975. Epicenter 436 km SE of Yokohama, depth 33 km, 16:04 Local (1975-09-24 07:04 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (436 km SE, Japan) — 32.217, 142.301

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