Observation history unavailable for thie location.
Flood Impacts
44.0
Widespread major flooding would be prevalent along the entire reach from just upstream of Decatur downstream to the mouth of the Little Sioux River.
38.0
Water levels would be about 1.5 feet shy of the gage platform. Extensive flooding along the reach would be encountered.
35.0
Local marinas and boat docks begin to flood.
Historical Crests
Low Water Records
1) 0.00 ft on 05/23/2004
2) 43.50 ft on 04/11/1943
3) 43.07 ft on 04/26/1950
4) 41.20 ft on 04/09/1949
5) 41.10 ft on 04/13/1944
6) 40.60 ft on 06/29/1947
7) 34.60 ft on 06/26/1984
8) 32.31 ft on 07/18/1996
9) 32.10 ft on 07/16/1993
10) 31.99 ft on 04/15/1997
1) 13.80 ft on 01/09/1989
2) 14.00 ft on 12/22/1990
3) 15.40 ft on 03/19/1990
4) 0.00 ft on 11/12/1991
4) 0.00 ft on 01/01/1993