M4.4 Earthquake 274 km W of Houma, Tonga — November 11, 2026
2026-11-11 20:38:22 UTC (4 hours ago) · approx. 8:38 AM UTC-12 local
On November 11, 2026 at 20:38 UTC, a magnitude 4.4 deep-focus earthquake struck 274 km W of Houma, Tonga, at a depth of 392.6 km and coordinates -21.3542°, -177.9398°.
Physical scale: An earthquake of magnitude 4.4 releases seismic energy equivalent to roughly 60 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 655 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
-177.9398°E
Technical Information
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Common Questions
How strong was the magnitude 4.4 earthquake near Houma, Tonga?
The magnitude 4.4 earthquake that struck 274 km W of Houma, Tonga on November 11, 2026 at 20:38 UTC had a depth of 392.6 km. For context, this was a light earthquake commonly felt near the epicenter.
Were there aftershocks?
Aftershock activity is monitored continuously by the USGS. Aftershock sequences from magnitude 4.4 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 4.4 earthquakes are often felt but rarely cause damage.
Authoritative source: USGS event page (event ID: us7000txnf). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2026, November 11, 2026). M4.4 Earthquake 274 km W of Houma, Tonga — November 11, 2026. Retrieved November 11, 2026 from https://www.earthquaketracker.org/earthquakes/event/us7000txnf/