M 4.6 earthquake: Philippine Sea (Davao, Philippines) — October 31, 1975

M 4.6 earthquake: Philippine Sea (Davao, Philippines) — October 31, 1975. Epicenter 171 km NE of Davao, depth 62 km, 10:39 Local (1975-10-31 02:39 UTC). Shaking felt by ~1.1M people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (171 km NE of Davao, Philippines) — 7.801, 127.012

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