M 4.5 earthquake: Philippine Sea (Legazpi, Philippines) — December 23, 1997

M 4.5 earthquake: Philippine Sea (Legazpi, Philippines) — December 23, 1997. Epicenter 150 km E of Legazpi, depth 33 km, 19:36 Local (1997-12-23 11:36 UTC). Shaking felt by ~773K people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (150 km E of Legazpi, Philippines) — 13.066, 125.128

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