M 4.7 earthquake: Philippine Sea (Agana, Guam) — January 21, 2012

M 4.7 earthquake: Philippine Sea (Agana, Guam) — January 21, 2012. Epicenter 251 km SW of Agana, depth 139 km, 04:22 Local (2012-01-20 18:22 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (251 km SW of Agana, Guam) — 12.567, 142.628

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