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1770 Port-au-Prince earthquake
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Earthquake in modern-day Haiti
1770 Port-au-Prince earthquake yes 3 June 1770 19:15 Haiti
7.5Mw 10 km mi 0 on 18.42 N 72.79 W type:event inline,title dms X Saint-Domingue, Captaincy General of Santo Domingo, Jamaica Yes 250+
The 1770 Port-au-Prince earthquake took place at 7:15 pm local time on June 3, on the Enriquillo fault near Port-au-Prince, Saint-Domingue, the French colony that is now the country of Haiti.Scherer J. 1912 Great earthquakes in the island of Haiti Bulletin of the Seismological Society of America Seismological Society of America 2 3 174–179 10.1785/BSSA0020030161 1912BuSSA...2..161S 130544015 http://www.bssaonline.org/content/2/3/161.extract 2015-07-13 2015-09-23 https://web.archive.org/web/20150923194909/http://www.bssaonline.org/content/2/3/161.extract dead subscription
Damage
The earthquake was strong enough to destroy Port-au-Prince, and leveled all the buildings between Lake Miragoâne and Petit-Goâve, to the west of Port-au-Prince. The Plain of the Cul-de-Sac, a rift valley under Port-au-Prince that extends eastwards into the Dominican Republic, experienced extensive soil liquefaction. The ground under Port-au-Prince liquefied, throwing down all its buildings, including those that had survived the 1751 earthquake. One village, Croix des Bouquets, sank below sea level.Boswell James 1770 France The Scots Magazine 32 August 447–448 Strong shocks were felt in Cap-Haïtien, about 160 km mi away from the estimated epicenter in the Léogâne Arrondissement. Some chimneys on the distant island of Jamaica collapsed.
It is estimated that 200 people died in Port-au-Prince in collapsed buildings, including 79 of the 80 people in Port-au-Prince's hospital. The death toll would have been higher, but the earthquake was preceded by a rumbling noise that gave people time to flee their houses before the main tremor, which consisted of two shocks lasting a total of four minutes. Fifty people died in Léogâne.
Tsunami
The earthquake generated a tsunami that came ashore along the Gulf of Gonâve, and rolled as much as 7.2 km mi inland into the Cul-de-Sac depression, though this might have been confounded with the effects of the liquefaction.
Aftermath
The aftermath of the earthquake saw much more death as thousands of slaves escaped in the chaos, the local economy collapsed and 15,000 slaves died in the subsequent famine. An additional 15,000 people died from what is thought to have been gastrointestinal anthrax from eating tainted meat bought from Spanish traders.Cuba and Its Music: From the First Drums to the Mambo, Volume 1 Sublette Ned Ned Sublette 2007 Chicago Review Press 978-1-55652-632-9 108
See also
List of earthquakes in Haiti
List of historical earthquakes
List of tsunamis
References
Panagiotopoulos D. G. I. 1995 Long-term earthquake prediction in Central America and Caribbean Sea based on the time- and magnitude-predictable model http://www.bssaonline.org/content/85/4/1190.abstract Bulletin of the Seismological Society of America Seismological Society of America 85 4 1190–1201 2015-09-23 2015-07-13 https://web.archive.org/web/20150923195001/http://www.bssaonline.org/content/85/4/1190.abstract dead
Caribbean Tsunamis: A 500-Year History from 1498–1998 O'Loughlin Karen Fay James F. Lander 2003 Springer 978-1-4020-1717-9 85–86
Ali Syed Tabrez Andrew M. Freed Eric Calais David M. Manaker William R. McCann amp 2008 Coulomb stress evolution in Northeastern Caribbean over the past 250 years due to coseismic, postseismic and interseismic deformation Geophysical Journal International Oxford University Press 174 3 904–918 10.1111/j.1365-246X.2008.03634.x 2008GeoJI.174..904A free
Further reading
Hough Susan E. Martin Stacey S. Symithe Steve J. Briggs Richard Rupture Scenarios for the 3 June 1770 Haiti Earthquake Bulletin of the Seismological Society of America 2022 113 157–185 0037-1106 10.1785/0120220108
1770 Haiti earthquake
Category:1770s earthquakes
Port-au-prince Earthquake, 1770
Category:1770 disasters
Category:18th-century tsunamis
Category:Saint-Domingue