M 4.9 earthquake near 北太平洋 (日本) — 1978-07-18

Magnitude 4.9 earthquake near 北太平洋（463公里，日本）, depth 492 km, 06:58 Local (1978-07-18 21:58 UTC). Shaking felt by 0 people. Readings from every reporting agency, affected towns, aftershock sequence.

北太平洋（463公里，日本） — 30.395, 137.099

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