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Angler Guide's River & Stream Flows for Upper Iowa River Dorchester IA -
River & Stream Stages, Flows for Upper Iowa River, at Dorchester IA
Observation history unavailable for thie location.
Flood Impacts
17.0
Iowa highway 76 is overtopped just north of the gage site.
16.0
Iowa highway 76 south of Dorchester may be threatened by flood waters.
15.0
Significant agricultural flooding begins.
14.0
Lowland agricultural areas begin to flood.
Historical Crests
Low Water Records
1) 22.20 ft on 02/28/1948
2) 21.80 ft on 05/30/1941
3) 20.89 ft on 03/05/1937
4) 20.00 ft on 08/17/1993
5) 19.34 ft on 03/07/1950
6) 19.20 ft on 07/26/1953
7) 18.95 ft on 09/06/1946
8) 17.98 ft on 03/17/1945
9) 17.67 ft on 03/12/1976
10) 17.53 ft on 06/02/2000
1) 5.50 ft on 08/15/1941
2) 6.50 ft on 12/31/1976
3) 6.60 ft on 12/02/2003