M 4.7 earthquake: Philippine Sea (Davao, Philippines) — September 21, 1980

M 4.7 earthquake: Philippine Sea (Davao, Philippines) — September 21, 1980. Epicenter 107 km E of Davao, depth 72 km, 12:10 Local (1980-09-21 04:10 UTC). Shaking felt by ~2.5M people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (107 km E of Davao, Philippines) — 6.756, 126.533

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