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.
Severe flooding will take place in parts of downtown Shreveport in the riverfront area. Area casinos are in danger of being flooded. Severe backwater flooding will worsen on Cross and Caddo lakes and will result in their pool stages rising to near 171.0 feet.