M 5.2 earthquake: Philippine Sea (Butuan, Philippines) — February 18, 1991

M 5.2 earthquake: Philippine Sea (Butuan, Philippines) — February 18, 1991. Epicenter 121 km E of Butuan, depth 33 km, 22:07 Local (1991-02-18 14:07 UTC). Shaking felt by ~7.1M people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (121 km E of Butuan, Philippines) — 8.843, 126.644

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