M4.2 Earthquake 124 km E of Murghob, Tajikistan — October 20, 2020
2020-10-20 22:30:30 UTC (2020-10-20) · approx. 3:30 AM UTC+5 local
On October 20, 2020 at 22:30 UTC, a magnitude 4.2 intermediate depth earthquake struck 124 km E of Murghob, Tajikistan, at a depth of 117.8 km and coordinates 38.3196°, 75.3754°.
Physical scale: An earthquake of magnitude 4.2 releases seismic energy equivalent to roughly 30 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 476 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
75.3754°E
Technical Information
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Common Questions
How strong was the magnitude 4.2 earthquake near Murghob, Tajikistan?
The magnitude 4.2 earthquake that struck 124 km E of Murghob, Tajikistan on October 20, 2020 at 22:30 UTC had a depth of 117.8 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 4.2 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 4.2 earthquakes are often felt but rarely cause damage.
Authoritative source: USGS event page (event ID: us6000cadr). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2020, October 20, 2020). M4.2 Earthquake 124 km E of Murghob, Tajikistan — October 20, 2020. Retrieved December 29, 2020 from https://www.earthquaketracker.org/earthquakes/event/us6000cadr/