M 4.7 earthquake: Philippine Sea (Capitol Hill, Northern Mariana Islands) — December 9, 1987

M 4.7 earthquake: Philippine Sea (Capitol Hill, Northern Mariana Islands) — December 9, 1987. Epicenter 817 km N of Capitol Hill, depth 263 km, 04:17 Local (1987-12-08 18:17 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (817 km N of Capitol Hill, Northern Mariana Islands) — 21.988, 142.755

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