M 4.9 earthquake near Philippine Sea (Guam) — 1983-07-23

Magnitude 4.9 earthquake near Philippine Sea (145 km SW of Agana, Guam), depth 36 km, 01:06 Local (1983-07-23 15:06 UTC). Shaking felt by 0 people. Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (145 km SW of Agana, Guam) — 12.409, 143.968