M 4.6 earthquake: Philippine Sea (Agana, Guam) — May 31, 2003

M 4.6 earthquake: Philippine Sea (Agana, Guam) — May 31, 2003. Epicenter 188 km SW of Agana, depth 30 km, 12:20 Local (2003-05-31 02:20 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (188 km SW of Agana, Guam) — 12.303, 143.499

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