M3.2 Earthquake near Fox Islands, Aleutian Islands, Alaska — October 3, 2020
2020-10-03 16:58:43 UTC (2020-10-03) · approx. 5:58 AM UTC-11 local
On October 3, 2020 at 16:58 UTC, a magnitude 3.2 shallow crustal earthquake struck near Fox Islands, Aleutian Islands, Alaska, at a depth of 35.0 km and coordinates 53.4692°, -165.6781°.
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
-165.6781°E
Technical Information
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Common Questions
How strong was the magnitude 3.2 earthquake near Fox Islands, Aleutian Islands, Alaska?
The magnitude 3.2 earthquake that struck near Fox Islands, Aleutian Islands, Alaska on October 3, 2020 at 16:58 UTC had a depth of 35.0 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: us6000c7du). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2020, October 3, 2020). M3.2 Earthquake near Fox Islands, Aleutian Islands, Alaska — October 3, 2020. Retrieved December 12, 2020 from https://www.earthquaketracker.org/earthquakes/event/us6000c7du/