M3.3 Earthquake 56 km SE of Boca de Yuma, Dominican Republic — October 9, 2026
2026-10-09 15:57:03 UTC (2 hours ago) · approx. 10:57 AM UTC-5 local
On October 9, 2026 at 15:57 UTC, a magnitude 3.3 shallow crustal earthquake struck 56 km SE of Boca de Yuma, Dominican Republic, at a depth of 59.5 km and coordinates 18.0188°, -68.2342°.
Physical scale: An earthquake of magnitude 3.3 releases seismic energy equivalent to roughly 1.1 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 105 m — a useful intuition for the size of the slip patch on the fault.
Earthquake Details
-68.2342°E
Technical Information
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Common Questions
How strong was the magnitude 3.3 earthquake near Boca de Yuma, Dominican Republic?
The magnitude 3.3 earthquake that struck 56 km SE of Boca de Yuma, Dominican Republic on October 9, 2026 at 15:57 UTC had a depth of 59.5 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 3.3 earthquakes can continue for several days and gradually diminish over time.
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Understanding This Data
Magnitude 3.3 earthquakes are typically only recorded by instruments.
Authoritative source: USGS event page (event ID: pr71536213). All scientific values on this page are sourced verbatim from the USGS feed.
Cite this page: EarthquakeTracker.org. (2026, October 9, 2026). M3.3 Earthquake 56 km SE of Boca de Yuma, Dominican Republic — October 9, 2026. Retrieved October 9, 2026 from https://www.earthquaketracker.org/earthquakes/event/pr71536213/