M 4.9 earthquake: Philippine Sea (Agana, Guam) — December 21, 2013

M 4.9 earthquake: Philippine Sea (Agana, Guam) — December 21, 2013. Epicenter 449 km SW of Agana, depth 38 km, 02:51 Local (2013-12-20 17:51 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (449 km SW of Agana, Guam) — 10.6545, 141.7929

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