M 5.0 earthquake: Philippine Sea (Capitol Hill, Northern Mariana Islands) — July 31, 1987

M 5.0 earthquake: Philippine Sea (Capitol Hill, Northern Mariana Islands) — July 31, 1987. Epicenter 747 km N of Capitol Hill, depth 33 km, 05:37 Local (1987-07-30 19:37 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (747 km N of Capitol Hill, Northern Mariana Islands) — 21.734, 144.07

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