Columbus, IN. Online Offers. Columbus ( /kÉlÊmbÉs/) is a city in and the county seat of Bartholomew County, Indiana, United States. The population was 44,061 at the 2010 census, and the current mayor is Fred Armstrong.
In 1951, the U.S. Army Corps of Engineers began construction of the New Orleans Mississippi River Floodwall under the Dumaine Street Wharf. Between 1973 and 1992, 15 major sections were built at a cost of $30 million.
Like New Orleans, Chalmette was damaged severely by the flooding which came with levee failures from Hurricane Katrina in August of 2005. While 20% of New Orleans was above the flooding, Chalmette experienced the disaster of 100% flooding.