M 6.1 earthquake: Philippine Sea (Butuan, Philippines) — December 19, 1955

M 6.1 earthquake: Philippine Sea (Butuan, Philippines) — December 19, 1955. Epicenter 173 km E of Butuan, depth 15 km, 11:13 Local (1955-12-19 03:13 UTC). Shaking felt by ~22.1M people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (173 km E of Butuan, Philippines) — 8.542, 127.064

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