M 4.6 earthquake: North Pacific Ocean (Northern Mariana Islands) — December 23, 2023

M 4.6 earthquake: North Pacific Ocean (Northern Mariana Islands) — December 23, 2023. Epicenter 555 km N of Capitol Hill, depth 10 km, 02:14 Local (2023-12-22 16:14 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (555 km N, Northern Mariana Islands) — 20.1759, 145.1952

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