M 4.6 earthquake: Philippine Sea (Surigao, Philippines) — February 10, 1990

M 4.6 earthquake: Philippine Sea (Surigao, Philippines) — February 10, 1990. Epicenter 84 km NW of Surigao, depth 33 km, 10:09 Local (1990-02-10 02:09 UTC). Shaking felt by ~1.5M people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (84 km NW of Surigao, Philippines) — 10.148, 124.816

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