In 2018, a total of 3,974 seismic events were recorded in Puerto Rico and the Virgin Islands. Of these, 29 earthquakes were felt in these Caribbean islands. 2016 and 2018 were the years with the greatest seismicity in the past decade. The majority of quakes in Puerto Rico occurred at a depth of up to 25 kilometers.
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University of Puerto Rico. (April 13, 2019). Number of earthquakes in Puerto Rico and the Virgin Islands from 2009 to 2018, by type [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 28, 2026, from /statistics/1091943/number-earthquakes-puerto-rico/
University of Puerto Rico. "Number of earthquakes in Puerto Rico and the Virgin Islands from 2009 to 2018, by type." Chart. April 13, 2019. ÌÇÐÄÆÆ½â°æ. Accessed July 28, 2026. /statistics/1091943/number-earthquakes-puerto-rico/
University of Puerto Rico. (2019). Number of earthquakes in Puerto Rico and the Virgin Islands from 2009 to 2018, by type. ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 28, 2026. /statistics/1091943/number-earthquakes-puerto-rico/
University of Puerto Rico. "Number of Earthquakes in Puerto Rico and The Virgin Islands from 2009 to 2018, by Type." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 13 Apr 2019, /statistics/1091943/number-earthquakes-puerto-rico/
University of Puerto Rico, Number of earthquakes in Puerto Rico and the Virgin Islands from 2009 to 2018, by type ÌÇÐÄÆÆ½â°æ, /statistics/1091943/number-earthquakes-puerto-rico/ (last visited July 28, 2026)
Number of earthquakes in Puerto Rico and the Virgin Islands from 2009 to 2018, by type [Graph], University of Puerto Rico, April 13, 2019. [Online]. Available: /statistics/1091943/number-earthquakes-puerto-rico/