M 4.7 earthquake: Philippine Sea (Agana, Guam) — December 21, 2005

M 4.7 earthquake: Philippine Sea (Agana, Guam) — December 21, 2005. Epicenter 421 km W of Agana, depth 100 km, 07:08 Local (2005-12-20 22:08 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (421 km W of Agana, Guam) — 12.093, 141.132

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