M 5.3 earthquake: Philippine Sea (Naga, Philippines) — December 26, 1977

M 5.3 earthquake: Philippine Sea (Naga, Philippines) — December 26, 1977. Epicenter 130 km N of Naga, depth 33 km, 17:39 Local (1977-12-26 09:39 UTC). Shaking felt by ~3.3M people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (130 km N of Naga, Philippines) — 14.707, 123.63

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