M4.1 Earthquake 34 km ESE of Uyuni, Bolivia — January 13, 2021
2021-01-13 21:20:30 UTC (2021-01-13) · approx. 5:20 PM UTC-4 local
On January 13, 2021 at 21:20 UTC, a magnitude 4.1 intermediate depth earthquake struck 34 km ESE of Uyuni, Bolivia, at a depth of 249.1 km and coordinates -20.5928°, -66.5275°.
Physical scale: An earthquake of magnitude 4.1 releases seismic energy equivalent to roughly 21 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 406 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
-66.5275°E
Technical Information
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Common Questions
How strong was the magnitude 4.1 earthquake near Uyuni, Bolivia?
The magnitude 4.1 earthquake that struck 34 km ESE of Uyuni, Bolivia on January 13, 2021 at 21:20 UTC had a depth of 249.1 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 4.1 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 4.1 earthquakes are often felt but rarely cause damage.
Authoritative source: USGS event page (event ID: us6000d842). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2021, January 13, 2021). M4.1 Earthquake 34 km ESE of Uyuni, Bolivia — January 13, 2021. Retrieved March 20, 2021 from https://www.earthquaketracker.org/earthquakes/event/us6000d842/