Historical disasters
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4. Floods
4.4. Reunion
Floods, which are overflowing of water recovering a place, are a major natural’s risk in Réunion IslandIn Reunion Island ,important floods risks exist . And those floods constitute the major natural’s , the more frequent and the more destroyer risks of the Island . Due to this water’s surplus , we can observe differents types of phenomenons :
- first , floods caused by overflowing , ,gullies :
-then , floods by rise of phréatic table:
- sea's floods due to hurricanes and cyclones:
Reunion Island , is concerned by rains of an exceptional intensity . Those importants rains are the most of time due to the tropicals cyclone’s passages.
Historical floods :
First from 1800 to 2000 in 2 centery we count 104 floods in Reunion islands,
In 1829 , due to a cyclone , all the harvest are engulfed by waves:
In 1878 , due to an other cyclone , and by the floods , a lot of families are taken by torrents , the were more than 50 millions.
In 1880 hyacinthe cyclone due to this 3 passages on the Island , he caused extreme rains which provoked important floods
In 2007 , gamede caused ,important flood which destroyed bridge of the st etienne river ,and (provoked 100 millions of disaster , and they were also two victims of waters:
In 2013 felleng hurricane provoked important flood which destoyed roads: