M 4.7 earthquake: Philippine Sea (Butuan, Philippines) — June 9, 1991

M 4.7 earthquake: Philippine Sea (Butuan, Philippines) — June 9, 1991. Epicenter 92 km E of Butuan, depth 90 km, 03:52 Local (1991-06-08 19:52 UTC). Shaking felt by ~1.1M people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (92 km E of Butuan, Philippines) — 8.669, 126.334

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