M4.3 Earthquake 49 km SSW of Bartolomé Masó, Cuba — November 10, 2024
2024-11-10 18:36:43 UTC (2024-11-10) · approx. 1:36 PM UTC-5 local
On November 10, 2024 at 18:36 UTC, a magnitude 4.3 shallow crustal earthquake struck 49 km SSW of Bartolomé Masó, Cuba, at a depth of 16.6 km and coordinates 19.7487°, -77.1074°.
Physical scale: An earthquake of magnitude 4.3 releases seismic energy equivalent to roughly 43 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 558 m — a useful intuition for the size of the slip patch on the fault.

Earthquake Details
-77.1074°E
Technical Information
Common Questions
How strong was the magnitude 4.3 earthquake near Bartolomé Masó, Cuba?
The magnitude 4.3 earthquake that struck 49 km SSW of Bartolomé Masó, Cuba on November 10, 2024 at 18:36 UTC had a depth of 16.6 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 4.3 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 4.3 earthquakes are often felt but rarely cause damage.
Authoritative source: USGS event page (event ID: us7000nr1f). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2024, November 10, 2024). M4.3 Earthquake 49 km SSW of Bartolomé Masó, Cuba — November 10, 2024. Retrieved January 24, 2025 from https://www.earthquaketracker.org/earthquakes/event/us7000nr1f/