M 4.8 earthquake: Philippine Sea (Agana, Guam) — December 21, 2008

M 4.8 earthquake: Philippine Sea (Agana, Guam) — December 21, 2008. Epicenter 49 km N of Agana, depth 138 km, 18:32 Local (2008-12-21 08:32 UTC). Shaking felt by ~122K people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (49 km N of Agana, Guam) — 13.882, 144.916

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