M3.2 Earthquake 262 km NE of Dawson City, Canada — September 28, 2023
2023-09-28 21:45:43 UTC (2023-09-28) · approx. 12:45 PM UTC-9 local
On September 28, 2023 at 21:45 UTC, a magnitude 3.2 shallow crustal earthquake struck 262 km NE of Dawson City, Canada, at a depth of 29.7 km and coordinates 65.4597°, -134.9958°.
Physical scale: An earthquake of magnitude 3.2 releases seismic energy equivalent to roughly 951 kg of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 97 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
-134.9958°E
Technical Information
Common Questions
How strong was the magnitude 3.2 earthquake near Dawson City, Canada?
The magnitude 3.2 earthquake that struck 262 km NE of Dawson City, Canada on September 28, 2023 at 21:45 UTC had a depth of 29.7 km. For context, this was a minor earthquake typically detected only by instruments.
Were there aftershocks?
Aftershock activity is monitored continuously by the USGS. Aftershock sequences from magnitude 3.2 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 3.2 earthquakes are typically only recorded by instruments.
Authoritative source: USGS event page (event ID: ak023cgjew4c). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2023, September 28, 2023). M3.2 Earthquake 262 km NE of Dawson City, Canada — September 28, 2023. Retrieved October 12, 2023 from https://www.earthquaketracker.org/earthquakes/event/ak023cgjew4c/