M4.4 Earthquake 293 km NNE of Fais, Micronesia — March 27, 2021
2021-03-27 22:41:18 UTC (2021-03-27) · approx. 7:41 AM UTC+9 local
On March 27, 2021 at 22:41 UTC, a magnitude 4.4 shallow crustal earthquake struck 293 km NNE of Fais, Micronesia, at a depth of 68.5 km and coordinates 12.2826°, 141.3648°.
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
141.3648°E
Technical Information
Common Questions
How strong was the magnitude 4.4 earthquake near Fais, Micronesia?
The magnitude 4.4 earthquake that struck 293 km NNE of Fais, Micronesia on March 27, 2021 at 22:41 UTC had a depth of 68.5 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: us6000dyb0). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2021, March 27, 2021). M4.4 Earthquake 293 km NNE of Fais, Micronesia — March 27, 2021. Retrieved June 8, 2021 from https://www.earthquaketracker.org/earthquakes/event/us6000dyb0/