M4.3 Earthquake 53 km SSW of Acajutla, El Salvador — September 15, 2024
2024-09-15 20:18:53 UTC (2024-09-15) · approx. 2:18 PM UTC-6 local
On September 15, 2024 at 20:18 UTC, a magnitude 4.3 shallow crustal earthquake struck 53 km SSW of Acajutla, El Salvador, at a depth of 30.0 km and coordinates 13.1201°, -89.9446°.
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
-89.9446°E
Technical Information
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Common Questions
How strong was the magnitude 4.3 earthquake near Acajutla, El Salvador?
The magnitude 4.3 earthquake that struck 53 km SSW of Acajutla, El Salvador on September 15, 2024 at 20:18 UTC had a depth of 30.0 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 4.3 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: us7000ne49). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2024, September 15, 2024). M4.3 Earthquake 53 km SSW of Acajutla, El Salvador — September 15, 2024. Retrieved November 21, 2024 from https://www.earthquaketracker.org/earthquakes/event/us7000ne49/