M 4.9 earthquake: Philippine Sea (Agana, Guam) — May 31, 1985

M 4.9 earthquake: Philippine Sea (Agana, Guam) — May 31, 1985. Epicenter 150 km SW of Agana, depth 33 km, 17:09 Local (1985-05-31 07:09 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (150 km SW of Agana, Guam) — 12.247, 144.167

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