M 5.7 earthquake: Philippine Sea (Agana, Guam) — October 20, 2023

M 5.7 earthquake: Philippine Sea (Agana, Guam) — October 20, 2023. Epicenter 193 km SW of Agana, depth 17 km, 10:04 Local (2023-10-20 00:04 UTC). Shaking felt by ~122K people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (193 km SW of Agana, Guam) — 12.4144, 143.3404

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