M 4.9 earthquake: Philippine Sea (Capitol Hill, Northern Mariana Islands) — August 6, 1987

M 4.9 earthquake: Philippine Sea (Capitol Hill, Northern Mariana Islands) — August 6, 1987. Epicenter 775 km N of Capitol Hill, depth 314 km, 01:46 Local (1987-08-05 15:46 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (775 km N of Capitol Hill, Northern Mariana Islands) — 21.656, 142.952

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