M 4.7 earthquake: Philippine Sea (Tuguegarao, Philippines) — March 8, 1991

M 4.7 earthquake: Philippine Sea (Tuguegarao, Philippines) — March 8, 1991. Epicenter 135 km E of Tuguegarao, depth 33 km, 14:23 Local (1991-03-08 06:23 UTC). Shaking felt by ~1.4M people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (135 km E of Tuguegarao, Philippines) — 17.858, 122.98

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