M4.4 Earthquake 80 km W of San Antonio de los Cobres, Argentina — November 5, 2023
2023-11-05 13:48:51 UTC (2023-11-05) · approx. 9:48 AM UTC-4 local
On November 5, 2023 at 13:48 UTC, a magnitude 4.4 intermediate depth earthquake struck 80 km W of San Antonio de los Cobres, Argentina, at a depth of 182.3 km and coordinates -24.3501°, -67.0952°.
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
-67.0952°E
Technical Information
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Common Questions
How strong was the magnitude 4.4 earthquake near San Antonio de los Cobres, Argentina?
The magnitude 4.4 earthquake that struck 80 km W of San Antonio de los Cobres, Argentina on November 5, 2023 at 13:48 UTC had a depth of 182.3 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: us7000l90p). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2023, November 5, 2023). M4.4 Earthquake 80 km W of San Antonio de los Cobres, Argentina — November 5, 2023. Retrieved January 13, 2024 from https://www.earthquaketracker.org/earthquakes/event/us7000l90p/