M3.2 Earthquake 32 km N of Charlotte Amalie, U.S. Virgin Islands — October 19, 2023
2023-10-19 20:42:25 UTC (2023-10-19) · approx. 4:42 PM UTC-4 local
On October 19, 2023 at 20:42 UTC, a magnitude 3.2 intermediate depth earthquake struck 32 km N of Charlotte Amalie, U.S. Virgin Islands, at a depth of 75.3 km and coordinates 18.6302°, -64.8762°.
Physical scale: An earthquake of magnitude 3.2 releases seismic energy equivalent to roughly 829 kg of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 91 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
-64.8762°E
Technical Information
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Common Questions
How strong was the magnitude 3.2 earthquake near Charlotte Amalie, U.S. Virgin Islands?
The magnitude 3.2 earthquake that struck 32 km N of Charlotte Amalie, U.S. Virgin Islands on October 19, 2023 at 20:42 UTC had a depth of 75.3 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: pr71429268). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2023, October 19, 2023). M3.2 Earthquake 32 km N of Charlotte Amalie, U.S. Virgin Islands — October 19, 2023. Retrieved December 26, 2023 from https://www.earthquaketracker.org/earthquakes/event/pr71429268/