M 4.8 earthquake: Philippine Sea (Agana, Guam) — August 6, 1987

M 4.8 earthquake: Philippine Sea (Agana, Guam) — August 6, 1987. Epicenter 267 km W of Agana, depth 33 km, 04:34 Local (1987-08-05 18:34 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (267 km W of Agana, Guam) — 13.111, 142.311

EarthquakeLive.org