M 4.8 earthquake: North Pacific Ocean (Japan) — May 30, 1978

M 4.8 earthquake: North Pacific Ocean (Japan) — May 30, 1978. Epicenter 437 km E of Kushiro, depth 38 km, 01:03 Local (1978-05-29 15:03 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (437 km E, Japan) — 44.298, 149.483

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