M4.5 Earthquake — 280 km WNW of Houma, Tonga

A magnitude 4.5 (light) earthquake struck 280 km WNW of Houma, Tonga on 2026-08-18 16:48 UTC, at a depth of 408 km. See it live on Earth Live's real-time 3D globe.

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Source: USGS event page. Energy and felt-radius figures are standard seismological estimates, not official assessments.

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