M 4.9 earthquake near North Pacific Ocean (Japan) — 1987-08-21

Magnitude 4.9 earthquake near North Pacific Ocean (1002 km SE, Japan), depth 33 km, 00:55 Local (1987-08-21 15:55 UTC). Shaking felt by 0 people. Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (1002 km SE, Japan) — 26.396, 141.741

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