• Source: 1946 Dominican Republic earthquake

The 1946 Dominican Republic earthquake occurred on August 4 at 17:51 UTC near Samaná, Dominican Republic. The mainshock measured 7.8 on the moment magnitude scale and 8.1 on the surface-wave magnitude scale. An aftershock occurred four days later on August 8 at 13:28 UTC with a moment magnitude of 7.0. A tsunami was generated by the initial earthquake and caused widespread devastation across Hispaniola. The tsunami was observed in much of the Caribbean and the northwestern Atlantic Ocean.
A small tsunami was also recorded by tide gauges at San Juan in Puerto Rico, Bermuda and in the United States at Daytona Beach, Florida and Atlantic City, New Jersey.




See also


List of earthquakes in 1946
List of earthquakes in the Dominican Republic
List of earthquakes in the Caribbean




References






Further reading


Small, Walter M. (1948), "A short description of the general geology of the Dominican Republic, with notes on the earthquake of August 4, 1946", Bulletin of the Seismological Society of America, 38 (1): 19–32, Bibcode:1948BuSSA..38...19S, doi:10.1785/BSSA0380010019




External links


The International Seismological Centre has a bibliography and/or authoritative data for this event.

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• 1946