M4.3 Earthquake 13 km WSW of Venustiano Carranza (Peña Blanca), Mexico — February 4, 2021
2021-02-04 18:36:26 UTC (2021-02-04) · approx. 12:36 PM UTC-6 local
On February 4, 2021 at 18:36 UTC, a magnitude 4.3 intermediate depth earthquake struck 13 km WSW of Venustiano Carranza (Peña Blanca), Mexico, at a depth of 129.4 km and coordinates 17.5752°, -94.8625°.
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
-94.8625°E
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Common Questions
How strong was the magnitude 4.3 earthquake near Venustiano Carranza (Peña Blanca), Mexico?
The magnitude 4.3 earthquake that struck 13 km WSW of Venustiano Carranza (Peña Blanca), Mexico on February 4, 2021 at 18:36 UTC had a depth of 129.4 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: us6000deh6). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2021, February 4, 2021). M4.3 Earthquake 13 km WSW of Venustiano Carranza (Peña Blanca), Mexico — February 4, 2021. Retrieved April 16, 2021 from https://www.earthquaketracker.org/earthquakes/event/us6000deh6/