M 4.6 earthquake: Philippine Sea (Agana, Guam) — October 7, 1983

M 4.6 earthquake: Philippine Sea (Agana, Guam) — October 7, 1983. Epicenter 57 km N of Agana, depth 116 km, 16:38 Local (1983-10-07 06:38 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (57 km N of Agana, Guam) — 13.98, 144.815

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