M 5.6 earthquake: Philippine Sea (Davao, Philippines) — April 22, 1983

M 5.6 earthquake: Philippine Sea (Davao, Philippines) — April 22, 1983. Epicenter 178 km SE of Davao, depth 68 km, 15:51 Local (1983-04-22 07:51 UTC). Shaking felt by ~6.6M people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (178 km SE of Davao, Philippines) — 6.105, 126.884

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