M4.0 Earthquake 34 km NW of Sérifos, Greece — November 25, 2020
2020-11-25 22:44:56 UTC (2020-11-25) · approx. 12:44 AM UTC+2 local
On November 25, 2020 at 22:44 UTC, a magnitude 4.0 intermediate depth earthquake struck 34 km NW of Sérifos, Greece, at a depth of 167.7 km and coordinates 37.3692°, 24.2320°.
Physical scale: An earthquake of magnitude 4.0 releases seismic energy equivalent to roughly 15 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 347 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
24.2320°E
Technical Information
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Common Questions
How strong was the magnitude 4.0 earthquake near Sérifos, Greece?
The magnitude 4.0 earthquake that struck 34 km NW of Sérifos, Greece on November 25, 2020 at 22:44 UTC had a depth of 167.7 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 4.0 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 4.0 earthquakes are often felt but rarely cause damage.
Authoritative source: USGS event page (event ID: us7000cjqu). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2020, November 25, 2020). M4.0 Earthquake 34 km NW of Sérifos, Greece — November 25, 2020. Retrieved February 6, 2021 from https://www.earthquaketracker.org/earthquakes/event/us7000cjqu/