M 5.5 earthquake: Philippine Sea (Tuguegarao, Philippines) — October 3, 1980

M 5.5 earthquake: Philippine Sea (Tuguegarao, Philippines) — October 3, 1980. Epicenter 269 km N of Tuguegarao, depth 33 km, 03:06 Local (1980-10-02 19:06 UTC). Shaking felt by ~528K people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (269 km N of Tuguegarao, Philippines) — 19.942, 122.422

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