M 4.6 earthquake: North Pacific Ocean (Northern Mariana Islands) — April 23, 2021

M 4.6 earthquake: North Pacific Ocean (Northern Mariana Islands) — April 23, 2021. Epicenter 344 km NE of Capitol Hill, depth 35 km, 19:27 Local (2021-04-23 09:27 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (344 km NE, Northern Mariana Islands) — 17.9758, 147.1931

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