M 5.4 earthquake: Philippine Sea (Surigao, Philippines) — November 11, 1987

M 5.4 earthquake: Philippine Sea (Surigao, Philippines) — November 11, 1987. Epicenter 99 km E of Surigao, depth 25 km, 23:30 Local (1987-11-11 15:30 UTC). Shaking felt by ~5.1M people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (99 km E of Surigao, Philippines) — 9.796, 126.389

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