M 4.6 earthquake near Off the coast of Laoag, Philippines — 1983-09-23

Magnitude 4.6 earthquake near Off the coast of Laoag (37 km NE, Philippines), depth 33 km, 03:17 Local (1983-09-23 19:17 UTC). Shaking felt by ~2.8M people. Readings from every reporting agency, affected towns, aftershock sequence.

Off the coast of Laoag (37 km NE, Philippines) — 18.377, 120.884

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