M 4.5 earthquake: North Pacific Ocean (Northern Mariana Islands) — July 25, 1988

M 4.5 earthquake: North Pacific Ocean (Northern Mariana Islands) — July 25, 1988. Epicenter 334 km E of Capitol Hill, depth 33 km, 08:03 Local (1988-07-24 22:03 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (334 km E, Northern Mariana Islands) — 15.65, 148.836

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