M 4.5 earthquake: North Pacific Ocean (Northern Mariana Islands) — August 17, 2021

M 4.5 earthquake: North Pacific Ocean (Northern Mariana Islands) — August 17, 2021. Epicenter 686 km N of Capitol Hill, depth 10 km, 13:54 Local (2021-08-17 03:54 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (686 km N, Northern Mariana Islands) — 21.3585, 146.3023

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