M4.4 Earthquake 66 km WSW of Nuofu, China — October 17, 2026
2026-10-17 21:08:23 UTC (1 hour ago) · approx. 4:08 AM UTC+7 local
On October 17, 2026 at 21:08 UTC, a magnitude 4.4 shallow crustal earthquake struck 66 km WSW of Nuofu, China, at a depth of 10.0 km and coordinates 21.9272°, 99.1332°.
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
99.1332°E
Technical Information
Common Questions
How strong was the magnitude 4.4 earthquake near Nuofu, China?
The magnitude 4.4 earthquake that struck 66 km WSW of Nuofu, China on October 17, 2026 at 21:08 UTC had a depth of 10.0 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: us6000u321). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2026, October 17, 2026). M4.4 Earthquake 66 km WSW of Nuofu, China — October 17, 2026. Retrieved October 17, 2026 from https://www.earthquaketracker.org/earthquakes/event/us6000u321/