M 4.6 earthquake: Philippine Sea (Agana, Guam) — January 29, 1987

M 4.6 earthquake: Philippine Sea (Agana, Guam) — January 29, 1987. Epicenter 186 km SW of Agana, depth 379 km, 21:30 Local (1987-01-29 11:30 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (186 km SW of Agana, Guam) — 12.449, 143.387

EarthquakeLive.org