M 5.6 earthquake: North Pacific Ocean (Japan) — April 6, 1973

M 5.6 earthquake: North Pacific Ocean (Japan) — April 6, 1973. Epicenter 279 km E of Kushiro, depth 33 km, 07:16 Local (1973-04-05 22:16 UTC). Shaking felt by ~282K people. Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (279 km E, Japan) — 43.608, 147.709

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