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Through the 1740's- New Orleans city engineers build more and more levees with the increasing flood levels by this year there are now 10 miles of levees since 1732.
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P.O Hebert warns the people of New Orleans of danger of the floods. Stating that levees estend higher up the river. Putting the lower cities in more danger.
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The worst flood until Katrina in the Mississippi River opens 200 breaches in the river. Levees continue to break leaving New Orleans in a flood stage for 91 days.
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Congress passes the 1928 Flood Control Act. Stating that the Mississippi River needs more than levees but also spillways and reservours; one spillway begins to build at Bonnet Carre near Lake Pontchartrain and into undeveloped areas
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From 1559-1969 160 record hurricanes an average of one hurricane every 25 years. Then sending them to develop its first hurricane protection for the city/state
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Hurricane Katrina kills 1000 and leaves 100,000 homeless- Hundreds of Billions of Dollars in damage