M 4.5 earthquake: Philippine Sea (Zamboanga, Philippines) — March 8, 1999

M 4.5 earthquake: Philippine Sea (Zamboanga, Philippines) — March 8, 1999. Epicenter 181 km S of Zamboanga, depth 33 km, 09:51 Local (1999-03-08 01:51 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (181 km S of Zamboanga, Philippines) — 5.303, 122.208

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