M3.9 Earthquake 14 km ENE of La Romana, Dominican Republic — February 18, 2022
2022-02-18 23:46:30 UTC (2022-02-18) · approx. 6:46 PM UTC-5 local
On February 18, 2022 at 23:46 UTC, a magnitude 3.9 intermediate depth earthquake struck 14 km ENE of La Romana, Dominican Republic, at a depth of 113.0 km and coordinates 18.4940°, -68.8510°.
Physical scale: An earthquake of magnitude 3.9 releases seismic energy equivalent to roughly 10 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 291 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
-68.8510°E
Technical Information
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Common Questions
How strong was the magnitude 3.9 earthquake near La Romana, Dominican Republic?
The magnitude 3.9 earthquake that struck 14 km ENE of La Romana, Dominican Republic on February 18, 2022 at 23:46 UTC had a depth of 113.0 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 3.9 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 3.9 earthquakes are typically only recorded by instruments.
Authoritative source: USGS event page (event ID: pr2022049001). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2022, February 18, 2022). M3.9 Earthquake 14 km ENE of La Romana, Dominican Republic — February 18, 2022. Retrieved April 30, 2022 from https://www.earthquaketracker.org/earthquakes/event/pr2022049001/