M4.3 Earthquake 258 km SE of Vilyuchinsk, Russia — July 31, 2022
2022-07-31 18:57:59 UTC (2022-07-31) · approx. 5:57 AM UTC+11 local
On July 31, 2022 at 18:57 UTC, a magnitude 4.3 shallow crustal earthquake struck 258 km SE of Vilyuchinsk, Russia, at a depth of 10.0 km and coordinates 51.2677°, 161.0481°.
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
161.0481°E
Technical Information
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Common Questions
How strong was the magnitude 4.3 earthquake near Vilyuchinsk, Russia?
The magnitude 4.3 earthquake that struck 258 km SE of Vilyuchinsk, Russia on July 31, 2022 at 18:57 UTC had a depth of 10.0 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: us6000i9q8). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2022, July 31, 2022). M4.3 Earthquake 258 km SE of Vilyuchinsk, Russia — July 31, 2022. Retrieved October 12, 2022 from https://www.earthquaketracker.org/earthquakes/event/us6000i9q8/