The Columbia Bottom area is left severely damaged after a levee breach cause by recent flooding.
The National Weather Service says there are multiple spots of potential failures along that levee between Portage Des Sioux and West Alton.
Kuhs and Columbia Bottoms levees protect mostly farmland, conservation areas.
Flash flood watch posted
Officials say the levee should be completed in 2015.
More than two dozen trouble spot need repair work.
Northwestern Missouri suffered extensive spring and summer flooding in 2011.
The corps used explosives to breach the levee this spring to ease flooding on the Mississippi River.
“Everything’s getting better,” said John Moreton, who said he has planted quite a bit of soybeans.”
The levee in southeast Missouri will be rebuilt at three breach points.