M 4.6 earthquake: Philippine Sea (Legazpi, Philippines) — March 31, 1991

M 4.6 earthquake: Philippine Sea (Legazpi, Philippines) — March 31, 1991. Epicenter 131 km E of Legazpi, depth 63 km, 01:35 Local (1991-03-30 17:35 UTC). Shaking felt by ~1.4M people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (131 km E of Legazpi, Philippines) — 12.887, 124.924

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