__NOTOC__
The 1946 Dominican Republic earthquake occurred on August 4 at 17:51 UTC near
Samaná,
Dominican Republic
The Dominican Republic ( ; es, República Dominicana, ) is a country located on the island of Hispaniola in the Greater Antilles archipelago of the Caribbean region. It occupies the eastern five-eighths of the island, which it shares with ...
. The
mainshock measured 7.8 on the
moment magnitude scale
The moment magnitude scale (MMS; denoted explicitly with or Mw, and generally implied with use of a single M for magnitude) is a measure of an earthquake's magnitude ("size" or strength) based on its seismic moment. It was defined in a 1979 pape ...
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
The moment magnitude scale (MMS; denoted explicitly with or Mw, and generally implied with use of a single M for magnitude) is a measure of an earthquake's magnitude ("size" or strength) based on its seismic moment. It was defined in a 1979 pape ...
of 7.0. A tsunami
A tsunami ( ; from ja, 津波, lit=harbour wave, ) is a series of waves in a water body caused by the displacement of a large volume of water, generally in an ocean or a large lake. Earthquakes, volcanic eruptions and other underwater exp ...
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.[Historic Earthquakes: Samana, Dominican Republic 1946](_blank)
, USGS
The United States Geological Survey (USGS), formerly simply known as the Geological Survey, is a scientific agency of the United States government. The scientists of the USGS study the landscape of the United States, its natural resources, a ...
, Retrieved June 10, 2008
A small tsunami was also recorded by tide gauges at San Juan in Puerto Rico
Puerto Rico (; abbreviated PR; tnq, Boriken, ''Borinquen''), officially the Commonwealth of Puerto Rico ( es, link=yes, Estado Libre Asociado de Puerto Rico, lit=Free Associated State of Puerto Rico), is a Caribbean island and unincorporated ...
, Bermuda
)
, anthem = "God Save the King"
, song_type = National song
, song = "Hail to Bermuda"
, image_map =
, map_caption =
, image_map2 =
, mapsize2 =
, map_caption2 =
, subdivision_type = Sovereign state
, subdivision_name =
, es ...
and in the United States at Daytona Beach, Florida
Florida is a state located in the Southeastern region of the United States. Florida is bordered to the west by the Gulf of Mexico, to the northwest by Alabama, to the north by Georgia, to the east by the Bahamas and Atlantic Ocean, and to ...
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
*
External links
*
{{DEFAULTSORT:1946 Dominican Republic Earthquake
Dominican Republic Earthquake, 1946
Earthquakes in the Dominican Republic
Earthquake
An earthquake (also known as a quake, tremor or temblor) is the shaking of the surface of the Earth resulting from a sudden release of energy in the Earth's lithosphere that creates seismic waves. Earthquakes can range in intensity, fr ...
1946 tsunamis
Tsunamis in the Dominican Republic