| 23.0 | The higher levees on the Iowa side of the river are in danger of being overtopped...Highway 50 near Westfield will be flooded...and the bridge east of Jefferson will be overtopped. | | 22.0 | Highway 48 begins to flood where the railroad tracks cross. | | 21.5 | Highway 48 near the intersection with Iowa Highway 12 north of Akron begins to flood. | | 19.5 | Several farm houses are flooded. | | 17.0 | About 6500 acres of farm land are flooded. | | 16.0 | Several farm levees are overtopped with significant flooding of agricultural lands. | | 15.0 | Some rural roads on the South Dakota side of the river begin to flood. | | 12.0 | Some very minor flooding of the lowest lying areas along the river begins. |
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1) 23.38 ft on 04/26/2001
2) 23.05 ft on 05/10/1993
3) 22.99 ft on 04/09/1969
4) 22.64 ft on 04/09/1997
5) 22.32 ft on 04/10/2006
6) 22.27 ft on 06/23/1984
7) 22.08 ft on 03/31/1962
8) 21.98 ft on 09/25/1986
9) 21.80 ft on 03/17/2007
10) 21.74 ft on 03/25/1979
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Low water records are unavailable.
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