Mississippi River at St. Louis
MONTHLY MAXIUMUM RIVER STAGES
Zero Datum, 379.94 ft, ngvd River Mile 179.6, Flood Stage 30
The following stage data represents the highest daily stage recorded on any day
of the month, recorded at 8 a.m. each day. These do not represent the highest
instantaneous stage recorded, which will likely be a little higher for any given
month.
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1861 3.8 13.8 18.2 22.0 25.5 19.8 23.9 12.2 11.0 14.3 8.4 9.8
1862 11.9 11.5 18.5 31.5 30.1 20.9 20.7 16.2 11.3 12.5 10.2 14.6
1863 15.2 16.6 18.0 16.4 14.4 14.8 11.9 11.9 6.9 4.2 5. 4.3
1864 7.0 9.8 11.1 19.4 20.3 11.9 12.5 7.6 3.9 3.3 6.8 7.9
1865 3.6 15.4 23.4 25.1 20.0 18.6 26.8 25.9 17.1 13.5 13.5 10.3
1866 15.7 13.4 20.4 26.8 24.5 20.5 17.7 14.7 21.1 19.9 13.4 11.5
1867 8.8 24.5 21.2 28.0 28.2 26.7 26.8 19.9 12.5 8.1 6.1 5.6
1868 6.6 6.7 16.9 20.4 24.2 18.2 16.1 10.8 9.3 8.4 13.5 9.4
1869 14.4 15.7 12.9 20.8 20.0 23.0 29.3 25.9 20.3 17.7 14.0 14.5
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1870 9.8 9.5 17.9 26.2 22.9 17.0 13.8 10.2 11.8 12.5 17.8 8.4
1871 10.7 19.1 21.8 17.3 18.1 16.2 14.0 8.8 6.7 4.0 6.6 8.0
1872 7.1 11.3 10.9 17.7 21.8 23.0 21.6 18.0 9.5 6.8 7.2 7.1
1873 10.8 15.5 16.9 25.5 24.4 25.3 25.0 17.2 8.5 7.4 6.5 16.3
1874 15.3 11.2 16.4 17.9 16.3 18.4 15.0 11.3 10.6 8.9 7.5 7.7
1875 7.0 9.6 12.3 21.2 24.6 24.0 28.8 29.8 19.5 14.0 8.4 7.4
1876 17.5 13.1 22.9 29.3 32.0 27.2 30.1 16.9 22.3 14.8 13.2 14.2
1877 11.5 12.4 13.9 23.6 25.6 26.6 26.6 15.8 11.1 12.9 13.9 16.8
1878 17.4 19.3 22.9 22.0 23.2 25.8 22.5 20.2 12.3 11.1 10.3 9.6
1879 10.2 10.1 12.1 17.9 13.0 21.0 21.2 16.1 9.6 8.6 14.0 13.6
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1880 15.4 11.6 12.1 17.2 17.8 22.2 25.5 16.5 15.1 12.5 8.8 6.7
1881 8.9 18.0 22.9 31.1 33.7 24.7 24.8 15.9 13.5 25.2 29.5 20.6
1882 16.7 28.2 20.1 24.8 27.4 28.9 32.4 18.0 10.7 10.8 11.2 10.7
1883 8.8 26.3 25.8 20.5 26.5 34.8 32.1 21.5 11.1 11.6 14.5 10.5
1884 12.3 15.7 25.5 28.1 25.2 21.7 20.9 17.2 20.5 22.2 17.0 16.4
1885 17.5 15.1 24.1 25.9 26.1 27.1 22.5 19.6 22.3 12.6 12.6 9.2
1886 17.3 23.2 23.2 23.7 27.0 20.5 16.9 9.4 7.4 7.7 7.6 7.9
1887 11.5 18.0 20.1 20.7 18.6 18.2 17.1 9.9 11.8 8.4 5.6 7.4
1888 16.4 15.6 25.6 23.3 29.1 29.4 27.2 19.5 12.9 6.1 8.8 8.5
1889 12.3 6.7 16.6 16.3 24.4 24.6 15.6 13.1 8.4 5.1 10.9 6.3
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1890 17.9 11.8 15.4 18.9 18.4 20.4 20.6 11.2 8.4 9.6 9.0 6.8
1891 5.2 11.8 19.5 23.6 20.8 23.2 23.7 20.0 10.2 6.4 5.8 5.6
1892 10.6 17.6 18.6 27.0 36.0 34.8 31.1 18.8 9.9 6.9 6.2 5.8
1893 7.3 11.8 22.4 29.7 31.6 28.2 21.6 11.4 5.6 4.3 3.5 2.6
1894 4.6 6.5 20.2 18.8 23.4 18.4 17.3 9.0 6.2 4.0 3.4 3.7
1895 4.5 5.1 8.1 9.6 9.8 12.9 17.0 13.3 10.9 3.9 2.8 23.4
1896 15.3 10.6 9.2 13.2 27.7 25.0 21.8 15.8 10.5 7.5 9.3 7.8
1897 24.8 15.4 23.3 29.9 30.9 21.8 22.7 13.8 6.8 3.9 4.1 3.5
1898 7.6 12.6 25.2 22.8 27.2 25.4 23.2 12.3 11.0 9.9 9.1 9.7
1899 6.7 13.7 19.9 25.7 25.2 24.8 23.8 16.3 7.6 5.0 6.7 5.5
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1900 7.8 9.6 23.5 18.6 16.6 14.7 13.1 11.4 10.3 13.4 13.9 10.1
1901 5.8 5.2 18.9 22.6 15.2 15.4 14.1 8.5 5.3 4.5 4.2 7.6
1902 9.5 5.1 13.4 12.3 18.2 21.4 26.9 22.6 20.4 20.9 14.8 14.8
1903 10.6 16.4 25.2 24.4 25.7 38.0 21.0 18.0 21.7 22.4 15.3 6.0
1904 15.4 10.4 25.3 33.6 33.2 28.9 28.3 13.0 11.5 11.6 9.9 5.0
1905 9.5 16.6 19.5 18.9 20.6 21.9 25.8 21.3 30.2 18.4 14.3 10.8
1906 16.2 22.1 25.8 26.2 22.3 22.0 20.3 13.6 12.1 13.0 9.6 10.9
1907 26.3 16.5 18.7 20.3 21.4 24.5 28.0 25.7 14.0 13.1 7.1 5.9
1908 5.0 17.3 21.0 20.1 27.1 35.0 31.5 19.1 10.8 10.8 10.8 11.4
1909 8.1 16.6 22.3 25.2 25.0 26.2 35.3 16.0 10.8 7.3 20.6 22.5
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1910 25.2 14.2 22.5 18.9 24.9 23.9 16.2 8.1 14.0 8.1 2.5 1.7
1911 5.6 19.9 15.3 15.3 15.5 10.5 10.8 10.3 12.8 19.1 13.4 13.3
1912 13.2 14.3 29.8 30.8 30.2 23.1 15.5 13.5 11.9 10.6 10.8 6.0
1913 9.4 7.5 25.7 27.2 18.2 17.8 15.9 9.5 5.3 5.9 8.0 10.0
1914 2.7 9.4 10.4 19.1 13.7 20.4 17.9 9.6 19.2 17.2 6.9 4.8
1915 7.1 23.4 22.9 20.8 29.0 31.6 31.3 30.4 24.3 22.2 15.5 14.9
1916 31.4 31.4 26.2 26.2 30.0 29.7 21.5 17.0 5.6 4.6 4.9 4.3
1917 1.7 3.5 16.5 23.3 25.8 32.9 22.3 11.9 5.5 3.6 3.0 2.4
1918 5.4 9.3 16.5 19.0 17.6 20.8 17.4 8.5 14.2 3.1 8.2 6.0
1919 6.4 9.0 23.1 23.1 26.9 24.4 17.1 7.5 7.8 20.7 20.1 11.6
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1920 3.6 5.5 27.6 28.0 28.0 22.2 21.9 12.7 14.2 8.4 4.6 5.2
1921 5.0 8.1 14.5 21.5 23.0 20.7 21.1 11.0 18.7 14.7 8.0 8.8
1922 8.9 8.8 24.2 33.9 28.7 18.5 19.7 11.2 4.8 2.8 8.6 4.2
1923 1.4 2.8 17.7 16.4 14.0 20.6 18.4 11.7 6.9 11.9 7.1 11.3
1924 6.8 11.2 15.4 17.4 17.5 24.8 26.3 18.4 17.6 9.5 6.0 10.1
1925 12.6 16.4 16.8 17.5 13.0 19.9 18.2 8.6 8.4 12.4 13.7 8.9
1926 8.6 14.1 13.8 20.9 13.7 18.7 12.4 10.0 24.5 29.4 17.9 16.7
1927 8.4 17.1 27.3 36.1 30.3 33.0 23.5 18.6 9.1 23.3 10.2 15.5
1928 21.8 19.3 14.7 24.3 15.0 27.6 20.8 17.8 18.8 12.2 28.5 17.4
1929 10.2 10.3 28.4 34.6 33.2 30.8 21.7 10.1 3.1 6.6 10.3 2.9
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1930 8.0 16.8 17.2 10.9 15.1 19.6 12.8 3.0 5.3 3.8 3.3 3.1
1931 0.0 2.9 5.7 9.5 12.3 13.3 7.5 2.7 6.1 9.6 22.0 22.1
1932 17.9 10.0 13.5 14.7 14.1 17.2 16.3 14.5 5.1 2.5 2.4 13.6
1933 13.8 8.1 11.9 21.0 27.0 24.7 17.2 4.0 3.7 5.9 0.1 0.3
1934 0.3 2.2 6.6 9.0 6.4 4.8 3.7 3.3 5.3 6.7 11.2 14.7
1935 9.7 11.8 20.3 17.2 25.8 33.5 27.9 12.9 6.2 2.1 12.2 7.2
1936 1.3 21.2 21.1 17.4 16.7 11.0 3.6 2.2 14.6 14.2 13.5 0.4
1937 12.7 18.7 20.6 17.8 23.6 20.8 15.3 7.5 1.8 1.4 0.8 1.3
1938 5.6 14.4 20.8 23.2 26.5 26.2 19.5 10.4 19.1 19.0 9.7 5.6
1939 5.6 9.0 24.5 30.1 18.8 20.4 19.2 13.7 1.2 1.5 1.3 1.3
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1940 0.7 1.8 6.8 11.4 8.4 13.4 9.6 11.6 7.9 1.6 1.8 2.4
1941 7.6 7.0 10.6 26.4 18.2 22.4 13.7 1.5 16.5 27.7 29.1 18.2
1942 13.9 20.3 18.6 24.2 25.3 34.4 34.2 13.0 15.8 15.5 16.9 29.1
1943 29.2 16.5 19.1 23.8 38.9 35.1 30.4 17.5 7.5 6.2 7.0 3.9
1944 1.4 11.8 26.2 39.0 38.8 28.2 27.2 18.9 19.3 11.7 6.2 12.9
1945 1.3 12.1 32.2 33.9 32.1 35.2 27.0 12.2 21.9 21.9 6.4 4.3
1946 27.9 14.1 23.7 23.4 16.7 22.5 17.1 21.0 10.3 12.2 24.6 11.0
1947 6.7 7.5 18.1 34.4 32.8 39.3 40.3 10.2 7.9 4.5 6.4 9.9
1948 5.5 16.8 34.6 31.2 16.7 24.3 26.0 17.6 3.4 2.1 6.0 1.0
1949 18.1 22.5 24.4 24.4 14.1 20.1 17.4 8.0 14.0 17.2 3.1 13.1
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1950 18.8 13.4 18.3 25.3 26.9 25.3 23.1 19.0 13.1 10.8 5.1 1.9
1951 3.3 22.3 21.7 27.9 30.9 31.5 40.2 24.7 25.1 16.4 22.8 13.0
1952 12.0 15.1 24.9 33.7 33.7 21.9 18.6 15.4 9.3 2.0 5.7 3.1
1953 1.6 13.0 15.8 22.6 19.4 17.9 16.0 11.4 6.3 1.3 0.1 1.5
1954 1.7 2.1 8.7 11.6 15.8 18.6 17.2 12.4 10.0 15.3 9.1 2.9
1955 13.5 18.6 15.4 16.7 16.2 12.4 10.1 4.4 5.6 14.5 1.5 1.9
1956 2.5 1.6 3.4 12.1 13.2 9.8 10.4 8.4 4.1 1.6 1.7 1.9
1957 1.3 6.0 9.2 16.4 22.7 22.6 22.6 12.1 4.0 8.5 5.3 9.4
1958 5.4 12.9 16.4 12.8 16.2 20.2 29.4 28.7 11.2 7.5 9.2 0.0
1959 1.0 16.0 19.4 19.4 18.4 23.4 14.7 14.0 15.5 22.5 11.2 11.2
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1960 19.9 10.9 25.9 33.7 28.8 23.8 25.0 7.9 10.7 5.8 9.7 2.1
1961 0.7 9.4 25.9 23.8 33.2 15.9 15.7 12.4 28.4 17.2 24.6 12.0
1962 14.0 18.6 30.2 28.7 19.4 23.4 15.5 9.7 10.0 9.2 3.7 1.6
1963 0.7 5.4 18.4 14.5 17.4 12.9 7.1 5.2 2.3 0.5 2.9 0.2
1964 0.6 1.7 2.8 18.2 16.7 19.0 11.0 2.9 8.3 4.5 4.9 0.3
1965 12.6 11.7 24.6 28.8 25.9 23.2 21.6 11.9 30.5 27.2 9.1 14.6
1966 14.0 19.4 14.0 23.1 22.0 23.0 10.8 6.6 4.5 5.1 3.4 4.8
1967 4.9 7.7 13.1 23.9 18.5 30.4 30.5 14.1 4.9 10.8 19.8 14.5
1968 10.6 18.3 8.3 16.3 22.0 17.9 16.5 17.4 10.6 11.9 15.0 15.8
1969 21.1 20.9 23.2 31.0 30.9 26.3 35.7 17.7 13.6 32.3 10.3 5.3
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1970 7.6 7.6 12.6 26.7 30.9 27.6 13.2 17.7 31.2 24.6 15.0 10.8
1971 11.8 28.3 23.5 17.0 16.9 17.6 14.1 6.6 6.7 6.0 9.8 21.0
1972 11.4 5.4 15.0 23.7 24.8 15.5 13.2 17.7 18.3 15.7 25.2 15.9
1973 25.2 26.8 38.0 43.2 41.8 31.1 21.6 14.1 22.4 28.7 21.4 26.4
1974 28.7 28.0 27.4 21.8 32.5 31.0 25.5 9.5 8.7 5.5 16.8 9.0
1975 11.9 21.0 25.9 29.9 27.2 21.9 21.3 13.7 13.3 7.8 9.1 13.6
1976 6.0 13.3 22.9 27.2 27.2 12.4 10.1 6.6 1.6 2.2 2.1 0.6
1977 1.0 7.3 16.2 13.7 15.1 12.8 13.4 14.2 20.6 20.6 25.0 11.8
1978 9.2 1.8 30.3 29.5 29.8 18.3 22.0 16.7 20.7 12.9 11.4 9.3
1979 2.3 18.5 33.2 37.7 30.7 20.5 16.6 16.4 17.9 8.6 10.8 10.1
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1980 7.9 11.5 16.7 22.2 11.3 21.8 10.8 14.1 15.4 12.2 6.8 13.3
1981 1.4 12.6 11.3 18.6 29.9 25.8 30.3 29.8 14.9 11.7 19.4 11.6
1982 13.7 26.2 28.9 26.2 27.8 32.3 26.5 21.4 22.7 13.2 18.1 37.9
1983 25.1 19.0 26.9 36.5 39.0 26.4 21.7 10.8 10.3 12.1 22.3 21.9
1984 10.0 21.1 28.3 33.8 31.4 30.6 30.0 12.1 8.3 16.4 27.2 20.4
1985 27.6 34.3 33.9 26.6 22.5 21.6 12.1 12.3 11.9 24.2 32.9 26.5
1986 11.2 18.4 20.8 23.0 30.4 25.6 27.8 15.8 26.9 39.0 30.0 22.8
1987 10.4 10.5 23.2 25.2 17.9 20.1 15.1 17.7 15.9 5.9 9.1 22.4
1988 16.0 13.7 18.7 19.2 10.5 4.3 1.0 1.9 4.7 3.1 4.5 4.5
1989 5.3 4.4 12.3 16.2 8.7 11.2 4.9 6.2 19.8 1.5 3.6 2.0
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1990 0.7 9.5 25.6 14.2 33.1 31.1 28.5 18.0 16.0 6.6 6.5 10.2
1991 10.9 12.9 18.0 25.4 27.2 25.1 15.2 7.8 6.7 10.0 12.9 14.8
1992 10.2 15.3 21.4 26.2 22.6 7.9 24.0 23.2 16.5 10.2 29.3 30.3
1993 24.2 15.7 28.9 36.5 36.1 31.9 48.1 49.6 38.7 38.9 27.0 16.3
1994 8.5 20.3 23.8 36.6 31.0 19.1 12.9 8.3 8.6 9.4 12.7 12.2
1995 15.3 15.9 14.5 24.6 41.2 39.9 26.9 21.5 11.5 11.1 14.0 8.1
1996 8.2 10.0 11.5 28.3 33.7 35.0 26.0 16.0 10.0 12.1 19.5 16.9
1997 10.7 31.9 32.2 30.6 27.4 23.4 17.7 12.7 10.4 10.2 10.6 12.0
1998 20.5 19.0 29.5 33.4 28.4 30.4 28.1 20.6 16.7 26.4 26.1 18.1
1999 18.4 24.1 18.4 30.9 32.5 28.9 27.2 18.1 8.8 9.1 5.2 6.7
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
2000 3.3 10.2 10.4 11.1 15.9 25.4 25.0 10.1 5.3 5.5 8.3 3.7
2001 12.3 27.0 27.0 25.6 30.6 34.8 23.6 12.3 11.0 10.7 7.0 11.1
2002 7.7 16.8 12.0 25.0 37.3 27.9 6.8 13.5 10.0 9.6 6.4 3.2
2003 0.7 0.1 9.0 14.0 25.0 17.2 15.1 6.6 5.9 0.5 8.1 8.1
2004 8.6 8.3 25.6 19.6 28.2 27.7 22.4 20.5 19.5 14.8 17.0 18.4
2005 28.8 23.8 12.6 19.3 17.0 21.5 12.2 5.9 5.6 10.3 1.8 1.1
2006 3.1 3.1 9.7 16.1 19.0 11.9 4.4 3.5 10.7 1.8 2.4 7.5
2007 10.0 17.9 20.9 24.8 29.4 21.7 14.3 22.8 21.3 18.9 13.0 8.6
2008 15.1 19.2 30.9 31.5 30.7 38.5 38.7 30.6 36.7 14.4 10.4 22.5
2009 21.3 16.1 27.2 26.9 33.2 29.0 20.5 18.3 18.9 30.7 32.8 23.9
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
2010 27.1 18.0 32.9 31.8 34.8 35.3 35.0 31.0 26.2 22.3 15.3 10.7
2011 10.0 24.2 26.9 34.8 34.6 33.4 33.8 26.6 16.8 10.7
****************************************************************************
2010: Highest stage: 35.3 on June 28
Lowest stage: 3.0 on December 14
67 days at or above flood stage of 30 feet from March through August.
2009: Highest stage: 33.2 on May 21
Lowest stage: 1.9 on February 05
17 days above flood stage of 30 feet in May, October, and November.
2008: Highest stage: 38.7 on July 01
Lowest stage: 0.7 on February 12
62 days above flood stage of 30 feet from March through September.
2007: Highest stage: 29.4 on May 12
Lowest stage: -1.3 on February 12
0 days above flood stage of 30 feet.
2006: Highest stage: 19.0 on May 06
Lowest stage: -2.4 on November 07
0 days above flood stage of 30 feet.
2005: Highest stage: 28.8 on January 07
Lowest stage: -3.5 on December 08
0 days above flood stage of 30 feet.
2004: Highest stage: 28.2 on May 29
Lowest Stage: -1.9 on February 19
0 days above flood stage of 30 feet.
2003: Highest stage: 25.0 on May 12
Lowest Stage: -4.5 on January 15
0 days above flood stage of 30 feet.
2002: Highest stage: 37.3 on May 17
Lowest Stage: -2.4 on December 30
14 days above flood stage of 30 feet in May.
2001: Highest stage: 34.8 on June 10
Lowest Stage: -1.7 on January 13
9 days above flood stage of 30 feet in May and June.
2000: Highest stage: 25.4 in May
Lowest stage: 2.4 on December 14
0 days above flood stage of 30 feet.
1999: Highest stage: 32.5 on May 8
Lowest stage: -0.6 on December 24
13 days above flood stage of 30 feet during April and May.
1998: Highest stage: 33.1 on April 17
Lowest stage: 3.0 on September 14
17 days above flood stage of 30 feet during April and June.
1997: Highest stage: 32.2 on March 1-2
Lowest stage: 4.3 on January 12 & 18
13 days above flood stage of 30 feet during February, March and April.
1996: Highest stage: 35.0 on June 2
Lowest stage: 0.7 on January 8
26 days above flood stage of 30 feet during May and June.
1995: Highest stage: 41.8 on May 22
Lowest stage: 1.6 on January 6
40 days above flood stage of 30 feet during May and June.
1994: Highest stage: 36.6 on April 15
Lowest stage: 3.0 on Sepember 18
9 days above flood stage of 30 feet during April and May.
1993: Highest stage: 49.6 on August 1 (Record)
Lowest stage: 6.0 on December 29
147 days above flood stage of 30 feet during April, May, June,
July, August, September and October.
The stage was only below flood stage one day during July, August and September.
1992: Highest stage: 30.3 on December 19
Lowest stage: 2.4 on January 20, September 4
2 days above flood stage of 30 feet during December.
1991: Highest stage: 27.2 on May 9
Lowest stage: -0.2 on September 7
0 days above flood stage of 30 feet
1990: Highest stage: 33.1 on May 19
Lowest stage: -3.8 on January 1
13 days above flood stage of 30 feet during May and June.
1989: Highest stage: 19.8 on September 13
Lowest stage: -5.1 on December 26
0 days above flood stage of 30 feet.
1988: Highest stage: 19.2 on April 6
Lowest stage: -3.2 on December 18
0 days above flood stage of 30 feet.
1987: Highest stage: 25.2 on April 16
Lowest stage: 0.9 on October 8
0 days above flood stage of 30 feet.
1986: Highest stage: 39.0 on October 9
Lowest stage: 4.7 on January 28
27 days above flood stage of 30 feet; 3 in May, 23 in October,
1 in November.
1985: Highest stage: 34.3 on February 28
Lowest stage: 3.7 on February 13
19 days above flood stage of 30 feet; 4 in February, 10 in March,
5 in November.
1984: Highest stage: 33.8 on April 24
Lowest stage: 2.7 on September 7
32 days above flood stage of 30 feet; 16 in April, 6 in May,
9 in June, 1 in July.
1983: Highest stage: 39.0 on May 5
Lowest stage: 3.4 on September 15
31 days above flood stage of 30 feet; 21 in April, 10 in May.
1982: Highest stage: 37.9 on December 8
Lowest stage: 0.5 on January 20
20 days above flood stage of 30 feet; 10 in June, 10 in December.
1981: Highest stage: 30.3 on July 31
Lowest stage: 1.3 on January 15
2 days above flood stage of 30 feet in July.