M3.0 Earthquake near Rat Islands, Aleutian Islands, Alaska — November 16, 2023
2023-11-16 16:38:59 UTC (2023-11-16) · approx. 4:38 AM UTC+12 local
On November 16, 2023 at 16:38 UTC, a magnitude 3.0 intermediate depth earthquake struck near Rat Islands, Aleutian Islands, Alaska, at a depth of 73.0 km and coordinates 51.7421°, 178.4117°.
Physical scale: An earthquake of magnitude 3.0 releases seismic energy equivalent to roughly 477 kg of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 71 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
178.4117°E
Technical Information
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Common Questions
How strong was the magnitude 3.0 earthquake near Rat Islands, Aleutian Islands, Alaska?
The magnitude 3.0 earthquake that struck near Rat Islands, Aleutian Islands, Alaska on November 16, 2023 at 16:38 UTC had a depth of 73.0 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 3.0 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 3.0 earthquakes are typically only recorded by instruments.
Authoritative source: USGS event page (event ID: us7000lgtf). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2023, November 16, 2023). M3.0 Earthquake near Rat Islands, Aleutian Islands, Alaska — November 16, 2023. Retrieved January 26, 2024 from https://www.earthquaketracker.org/earthquakes/event/us7000lgtf/