[AaronInCarolina]

I understand Bourbon St. is slightly elevated.

According to this link:

http://www.nola.com/hurricane/images/goingunder_jpg.jpg

Bourbon Street is 2.5 feet above sea level.

[ordinaryguy]

Bourbon Street is 2.5 feet above sea level.

And from post #18: "The result is that water will begin rising rapidly again, and could reach as high as 3 feet above sea level."