| 21.0 | The bridge at the gage on 407th Avenue is overtopped. | | 19.0 | The bridge on Highway 34 is overtopped...and the water reaches the bottom of the bridge at the gage on 407th Avenue. | | 18.0 | County Road 21 in northern Davison County will be flooded. | | 16.0 | Most of the flood plain is under water...and the water reaches the bottom of the bridge on Highway 34. | | 15.0 | Many of the county roads in the area are impassable...and some roads are under water for as much as 1/2 mile. | | 14.0 | Many of the county and township roads along the river are under water. | | 12.0 | Flooding begins over the left bank and a few county or township roads begin to flood. |
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1) 20.66 ft on 04/08/1997
2) 18.84 ft on 04/10/2001
3) 18.81 ft on 05/09/2007
4) 18.00 ft on 03/29/1920
4) 18.00 ft on 03/24/1922
6) 17.26 ft on 04/22/1995
7) 17.16 ft on 04/09/1969
8) 16.40 ft on 03/31/1962
9) 16.27 ft on 04/02/1960
10) 15.76 ft on 05/13/1986
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Low water records are unavailable.
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