M4.0 Earthquake 14 km S of La Romana, Dominican Republic — September 22, 2026
2026-09-22 02:49:22 UTC (2 hours ago) · approx. 9:49 PM UTC-5 local
On September 22, 2026 at 02:49 UTC, a magnitude 4.0 intermediate depth earthquake struck 14 km S of La Romana, Dominican Republic, at a depth of 174.0 km and coordinates 18.3008°, -68.9756°.
Physical scale: An earthquake of magnitude 4.0 releases seismic energy equivalent to roughly 14 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 331 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
-68.9756°E
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Common Questions
How strong was the magnitude 4.0 earthquake near La Romana, Dominican Republic?
The magnitude 4.0 earthquake that struck 14 km S of La Romana, Dominican Republic on September 22, 2026 at 02:49 UTC had a depth of 174.0 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 4.0 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 4.0 earthquakes are typically only recorded by instruments.
Authoritative source: USGS event page (event ID: pr2026265000). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2026, September 22, 2026). M4.0 Earthquake 14 km S of La Romana, Dominican Republic — September 22, 2026. Retrieved September 22, 2026 from https://www.earthquaketracker.org/earthquakes/event/pr2026265000/