M 5.4 earthquake: Philippine Sea (Agana, Guam) — December 28, 2017

M 5.4 earthquake: Philippine Sea (Agana, Guam) — December 28, 2017. Epicenter 164 km S of Agana, depth 19 km, 09:58 Local (2017-12-27 23:58 UTC). Shaking felt by ~122K people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (164 km S of Agana, Guam) — 12.0416, 144.3652