M 5.1 earthquake: Philippine Sea (Surigao, Philippines) — November 25, 1983

M 5.1 earthquake: Philippine Sea (Surigao, Philippines) — November 25, 1983. Epicenter 56 km NW of Surigao, depth 72 km, 21:40 Local (1983-11-25 13:40 UTC). Shaking felt by ~5.2M people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (56 km NW of Surigao, Philippines) — 9.983, 125.017

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