M 6.4 earthquake: Philippine Sea (Tuguegarao, Philippines) — February 20, 1946

M 6.4 earthquake: Philippine Sea (Tuguegarao, Philippines) — February 20, 1946. Epicenter 65 km NE of Tuguegarao, depth 35 km, 11:41 Local (1946-02-20 03:41 UTC). Shaking felt by ~27.2M people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (65 km NE of Tuguegarao, Philippines) — 17.899, 122.261

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