M 4.5 earthquake: North Pacific Ocean (Northern Mariana Islands) — October 31, 2025

M 4.5 earthquake: North Pacific Ocean (Northern Mariana Islands) — October 31, 2025. Epicenter 414 km N of Capitol Hill, depth 175 km, 16:49 Local (2025-10-31 06:49 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (414 km N, Northern Mariana Islands) — 18.9243, 145.5233

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