M 4.6 earthquake: South Pacific Ocean (Tonga) — October 20, 2025

M 4.6 earthquake: South Pacific Ocean (Tonga) — October 20, 2025. Epicenter 395 km SW of Nuku'alofa, depth 100 km, 10:22 Local (2025-10-20 22:22 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (395 km SW, Tonga) — -24.4102, -176.7303

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