The Dominican Republic is located near fault action in the Caribbean . In 1946 , it suffered a magnitude 8.1 earthquake off the northeast coast . This triggered a tsunami that killed about 1,800 , mostly in coastal communities . The wave was also recorded at Daytona Beach , Florida , and Atlantic City , New Jersey . The area remains at risk . Caribbean countries and the United States have collaborated to create tsunami warning systems and are mapping risk in low-lying areas
a magnitude 8.1 earthquake
1946 Dominican Republic earthquake
Dominican Republic