M 4.5 earthquake: Philippine Sea (Agana, Guam) — June 27, 1991

M 4.5 earthquake: Philippine Sea (Agana, Guam) — June 27, 1991. Epicenter 182 km SW of Agana, depth 33 km, 03:03 Local (1991-06-26 17:03 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (182 km SW of Agana, Guam) — 12.054, 143.917

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