M 5.5 earthquake near 北太平洋 (日本) — 1972-05-23

Magnitude 5.5 earthquake near 北太平洋（329公里，日本）, depth 10 km, 03:03 Local (1972-05-23 18:03 UTC). Shaking felt by 0 people. Readings from every reporting agency, affected towns, aftershock sequence.

北太平洋（329公里，日本） — 33.611, 142.438

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