M 4.6 earthquake: Philippine Sea (Capitol Hill, Northern Mariana Islands) — September 6, 1987

M 4.6 earthquake: Philippine Sea (Capitol Hill, Northern Mariana Islands) — September 6, 1987. Epicenter 944 km N of Capitol Hill, depth 33 km, 18:20 Local (1987-09-06 09:20 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (944 km N of Capitol Hill, Northern Mariana Islands) — 23.063, 142.325

EarthquakeLive.org