Observation history unavailable for thie location.
Flood Impacts
654.5
Water begins to flow over the lock walls and the protective earthen dikes.
653.0
Water levels reach the flood of record.
651.5
Lock and dam 6 is closed to navigation.
Historical Crests
Low Water Records
1) 653.02 ft on 04/21/1965
2) 651.43 ft on 04/18/2001
3) 651.40 ft on 04/11/1997
4) 650.80 ft on 04/19/1969
5) 649.98 ft on 04/20/1952
6) 649.82 ft on 06/26/1993
7) 649.55 ft on 04/18/1951
8) 649.35 ft on 04/07/1967
9) 649.27 ft on 05/01/1975
10) 649.12 ft on 04/07/1986
1) 631.00 ft on 07/30/1936
2) 633.70 ft on 01/01/1937
3) 636.90 ft on 01/28/1944
4) 637.70 ft on 01/05/1946
5) 638.10 ft on 08/27/1941