M 4.8 earthquake near Philippine Sea (Guam) — 1977-02-16

Magnitude 4.8 earthquake near Philippine Sea (86 km S of Agana, Guam), depth 49 km, 16:30 Local (1977-02-16 06:30 UTC). Shaking felt by ~122K people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (86 km S of Agana, Guam) — 12.699, 144.777