M 4.6 earthquake near North Pacific Ocean (Japan) — 1981-03-23

Magnitude 4.6 earthquake near North Pacific Ocean (250 km SW, Japan), depth 33 km, 15:19 Local (1981-03-23 06:19 UTC). Shaking felt by 0 people. Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (250 km SW, Japan) — 29.424, 129.573

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