19.7' - The temporary levee constructed prior to a flood in the 1960s
19.39' - Water reaches the underside low steel of the Hwy 55 bridge
17.2' - Water reaches the top of the bank on the west side of the river.
15.6' - Water reaches the underside steel on the Bridge Street bridge.
15' - Sanitary sewers serving homes closest to river may begin to back up.
10' - Low lying areas and some roads along the river begin to experience flooding.