M 4.7 earthquake: Philippine Sea (Surigao, Philippines) — June 18, 1999

M 4.7 earthquake: Philippine Sea (Surigao, Philippines) — June 18, 1999. Epicenter 40 km NE of Surigao, depth 106 km, 10:23 Local (1999-06-18 02:23 UTC). Shaking felt by ~88K people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (40 km NE of Surigao, Philippines) — 9.998, 125.777

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