M 4.9 earthquake: Philippine Sea (Agana, Guam) — September 14, 1981

M 4.9 earthquake: Philippine Sea (Agana, Guam) — September 14, 1981. Epicenter 142 km N of Agana, depth 33 km, 10:55 Local (1981-09-14 00:55 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (142 km N of Agana, Guam) — 14.671, 144.316

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