M4.1 Earthquake 21 km NNE of Hualien City, Taiwan — April 8, 2024
2024-04-08 23:26:14 UTC (2024-04-08) · approx. 7:26 AM UTC+8 local
On April 8, 2024 at 23:26 UTC, a magnitude 4.1 shallow crustal earthquake struck 21 km NNE of Hualien City, Taiwan, at a depth of 35.8 km and coordinates 24.1586°, 121.6838°.
Physical scale: An earthquake of magnitude 4.1 releases seismic energy equivalent to roughly 21 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 406 m — a useful intuition for the size of the slip patch on the fault.

Earthquake Details
121.6838°E
Technical Information
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Common Questions
How strong was the magnitude 4.1 earthquake near Hualien City, Taiwan?
The magnitude 4.1 earthquake that struck 21 km NNE of Hualien City, Taiwan on April 8, 2024 at 23:26 UTC had a depth of 35.8 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 4.1 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 4.1 earthquakes are often felt but rarely cause damage.
Authoritative source: USGS event page (event ID: us7000mavz). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2024, April 8, 2024). M4.1 Earthquake 21 km NNE of Hualien City, Taiwan — April 8, 2024. Retrieved June 17, 2024 from https://www.earthquaketracker.org/earthquakes/event/us7000mavz/