M4.3 Earthquake 51 km SSE of Vilyuchinsk, Russia — August 28, 2026
2026-08-28 23:43:24 UTC (2026-08-28) · approx. 10:43 AM UTC+11 local
On August 28, 2026 at 23:43 UTC, a magnitude 4.3 intermediate depth earthquake struck 51 km SSE of Vilyuchinsk, Russia, at a depth of 78.2 km and coordinates 52.5253°, 158.7590°.
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
158.7590°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 51 km SSE of Vilyuchinsk, Russia on August 28, 2026 at 23:43 UTC had a depth of 78.2 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: us7000te1j). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2026, August 28, 2026). M4.3 Earthquake 51 km SSE of Vilyuchinsk, Russia — August 28, 2026. Retrieved September 18, 2026 from https://www.earthquaketracker.org/earthquakes/event/us7000te1j/