Observation history unavailable for thie location.
Flood Impacts
663.7
Water levels reach the flood of record.
663.0
Lock walls go under water.
660.0
Lock and dam closes to navagation.
Historical Crests
Low Water Records
1) 663.35 ft on 04/19/1965
2) 661.95 ft on 04/17/2001
3) 661.60 ft on 04/11/1997
4) 661.37 ft on 04/19/1969
5) 659.90 ft on 04/20/1952
6) 659.26 ft on 04/18/1951
7) 658.69 ft on 04/06/1967
8) 658.28 ft on 06/26/1993
9) 658.24 ft on 04/07/1986
10) 658.13 ft on 05/07/1954
1) 639.70 ft on 08/17/1936
2) 643.00 ft on 01/27/1944
3) 644.00 ft on 12/13/1980
4) 644.40 ft on 02/03/1945
4) 644.40 ft on 01/05/1946