M 4.5 earthquake: Philippine Sea (Agana, Guam) — December 23, 1985

M 4.5 earthquake: Philippine Sea (Agana, Guam) — December 23, 1985. Epicenter 236 km SW of Agana, depth 33 km, 03:12 Local (1985-12-22 17:12 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (236 km SW of Agana, Guam) — 12.47, 142.831

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