M 4.9 earthquake: Philippine Sea (Surigao, Philippines) — April 29, 1987

M 4.9 earthquake: Philippine Sea (Surigao, Philippines) — April 29, 1987. Epicenter 131 km E of Surigao, depth 70 km, 08:53 Local (1987-04-29 00:53 UTC). Shaking felt by ~456K people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (131 km E of Surigao, Philippines) — 9.834, 126.685

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