M 5.1 Earthquake: Philippine Sea (Butuan, Philippines) — September 17, 1987

M 5.1 Earthquake: Philippine Sea (Butuan, Philippines) — September 17, 1987. Epicenter 116 km E of Butuan, depth 38 km, 22:21 Local (1987-09-17 14:21 UTC). Shaking felt by ~6M people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (116 km E of Butuan, Philippines) — 9.081, 126.587

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