M4.1 Earthquake 46 km SW of Palaióchora, Greece — October 26, 2021
2021-10-26 19:45:24 UTC (2021-10-26) · approx. 9:45 PM UTC+2 local
On October 26, 2021 at 19:45 UTC, a magnitude 4.1 shallow crustal earthquake struck 46 km SW of Palaióchora, Greece, at a depth of 10.0 km and coordinates 34.9854°, 23.2668°.
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
23.2668°E
Technical Information
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Common Questions
How strong was the magnitude 4.1 earthquake near Palaióchora, Greece?
The magnitude 4.1 earthquake that struck 46 km SW of Palaióchora, Greece on October 26, 2021 at 19:45 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 4.1 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: us7000fpu3). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2021, October 26, 2021). M4.1 Earthquake 46 km SW of Palaióchora, Greece — October 26, 2021. Retrieved January 8, 2022 from https://www.earthquaketracker.org/earthquakes/event/us7000fpu3/