M 4.7 earthquake: Philippine Sea (Capitol Hill, Northern Mariana Islands) — August 13, 1987

M 4.7 earthquake: Philippine Sea (Capitol Hill, Northern Mariana Islands) — August 13, 1987. Epicenter 695 km N of Capitol Hill, depth 33 km, 18:21 Local (1987-08-13 08:21 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (695 km N of Capitol Hill, Northern Mariana Islands) — 21.272, 144.159

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