M 5.5 earthquake: Philippine Sea (Agana, Guam) — March 28, 1976

M 5.5 earthquake: Philippine Sea (Agana, Guam) — March 28, 1976. Epicenter 34 km N of Agana, depth 116 km, 11:42 Local (1976-03-28 01:42 UTC). Shaking felt by ~125K people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (34 km N of Agana, Guam) — 13.773, 144.687

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