M4.1 Earthquake 32 km WSW of Mandráki, Greece — December 28, 2020
2020-12-28 22:55:28 UTC (2020-12-28) · approx. 12:55 AM UTC+2 local
On December 28, 2020 at 22:55 UTC, a magnitude 4.1 intermediate depth earthquake struck 32 km WSW of Mandráki, Greece, at a depth of 125.8 km and coordinates 36.4564°, 26.8211°.
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
26.8211°E
Technical Information
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Common Questions
How strong was the magnitude 4.1 earthquake near Mandráki, Greece?
The magnitude 4.1 earthquake that struck 32 km WSW of Mandráki, Greece on December 28, 2020 at 22:55 UTC had a depth of 125.8 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: us6000d6h5). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2020, December 28, 2020). M4.1 Earthquake 32 km WSW of Mandráki, Greece — December 28, 2020. Retrieved March 6, 2021 from https://www.earthquaketracker.org/earthquakes/event/us6000d6h5/