M 4.5 earthquake: North Pacific Ocean (Northern Mariana Islands) — January 16, 1987

M 4.5 earthquake: North Pacific Ocean (Northern Mariana Islands) — January 16, 1987. Epicenter 251 km NE of Capitol Hill, depth 33 km, 11:35 Local (1987-01-16 01:35 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (251 km NE, Northern Mariana Islands) — 16.872, 147.337

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