M 4.5 earthquake: Philippine Sea (Agana, Guam) — September 1, 2025

M 4.5 earthquake: Philippine Sea (Agana, Guam) — September 1, 2025. Epicenter 408 km SW of Agana, depth 35 km, 06:39 Local (2025-08-31 21:39 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (408 km SW of Agana, Guam) — 11.8039, 141.3984

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