Mississippi River at St. Louis
MONTHLY MINIMUM RIVER STAGES
Zero Datum, 379.94 ft, ngvd River Mile 179.6, Flood Stage 30
The following stage data represents the lowest daily stage recorded on any day
of the month, recorded at 8 a.m. each day. These do not represent the lowest
instantaneous stage recorded, which will likely be a little lower for any given
month.
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1861 1.3 1.9 14.5 16.5 17.6 16.5 12.4 7.3 6.9 7.6 6.4 4.1
1862 3.5 6.4 6.6 17.9 21.0 18.5 16.5 11.4 9.8 10.7 7.5 4.6
1863 9.5 7.5 11.8 12.0 10.0 8.8 6.6 6.6 4.3 3.6 4.0 0.0
1864 1.2 5.1 6.3 8.2 9.6 8.7 7.8 3.9 3.0 2.4 2.4 2.8
1865 1.5 1.2 10.3 16.7 12.2 11.3 16.1 15.2 11.1 9.2 8.3 5.1
1866 9.4 6.7 13.2 12.5 15.7 15.3 14.9 11.4 11.0 7.7 7.1 5.8
1867 2.9 5.3 12.8 14.6 19.7 22.3 20.2 12.5 7.7 6.1 5.3 1.3
1868 0.9 3.4 4.0 13.6 14.5 13.4 11.0 6.9 6.8 5.5 5.1 4.4
1869 4.8 8.6 8.2 13.1 16.1 18.6 24.7 15.1 17.4 14.2 10.0 8.0
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1870 7.5 7.4 7.7 20.2 15.2 11.4 8.7 6.3 6.2 9.2 8.3 5.3
1871 3.4 7.0 15.7 11.5 13.8 12.4 8.3 6.5 4.0 3.3 3.8 2.8
1872 3.4 7.1 6.4 12.8 13.0 17.9 15.5 9.5 6.8 4.9 3.9 2.5
1873 6.8 6.0 7.7 12.8 18.2 22.1 18.2 8.6 6.6 6.3 4.7 4.7
1874 4.2 7.4 9.6 12.3 12.5 10.9 11.6 6.6 6.5 6.9 6.3 2.8
1875 2.3 4.3 5.2 13.3 16.3 16.3 20.4 11.0 11.0 8.2 5.3 4.0
1876 7.2 5.0 9.3 22.5 19.4 19.6 17.5 12.7 13.0 9.5 9.7 6.8
1877 9.2 9.6 7.9 14.0 19.8 20.3 16.1 9.7 7.1 6.9 9.7 9.7
1878 8.4 10.8 14.0 13.9 18.0 21.9 17.7 12.7 9.0 9.3 9.2 5.7
1879 7.0 6.9 6.8 10.9 11.3 13.3 16.1 9.7 8.0 7.7 8.2 3.5
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1880 6.9 8.4 8.8 13.2 15.1 17.1 16.7 10.3 10.1 8.5 2.8 3.4
1881 7.8 7.6 14.6 24.3 21.6 20.7 16.2 8.9 8.6 14.5 21.1 16.0
1882 9.6 9.8 16.5 17.4 21.7 24.2 17.7 10.6 7.6 7.1 9.8 2.9
1883 4.5 5.4 17.0 15.2 18.6 22.7 18.0 11.4 7.0 7.1 10.0 4.6
1884 3.2 8.9 9.4 20.9 17.4 16.8 14.9 9.9 9.4 17.5 10.8 4.1
1885 8.8 8.0 8.3 16.7 17.7 18.8 16.3 13.0 12.7 8.8 9.3 2.1
1886 7.8 13.8 14.9 20.8 18.2 15.1 8.4 6.3 5.9 6.3 4.2 1.5
1887 6.9 5.2 13.3 13.2 14.6 12.0 10.2 7.1 6.6 5.7 4.5 1.0
1888 5.2 6.8 12.8 19.1 21.7 23.4 16.5 13.3 6.2 5.0 5.2 3.3
1889 4.2 2.5 6.9 10.0 8.1 13.8 11.3 6.4 5.2 3.7 3.8 4.1
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1890 5.3 8.5 5.0 12.3 12.3 11.9 11.6 8.0 7.0 6.8 6.4 2.8
1891 3.3 3.6 6.9 18.3 13.6 14.3 14.4 10.6 4.6 4.0 4.1 2.6
1892 3.0 6.8 12.5 17.8 20.4 26.4 19.5 9.8 7.0 5.0 4.4 1.2
1893 2.8 4.9 12.4 16.3 22.6 17.8 10.6 5.8 3.5 3.4 2.6 0.1
1894 0.5 0.2 5.4 10.0 13.0 17.0 9.0 3.7 3.4 2.5 2.6 1.2
1895 0.6 3.3 5.0 6.0 5.6 7.2 11.7 6.1 3.6 2.6 2.1 0.1
1896 4.4 4.6 4.8 5.8 13.6 17.0 13.7 9.4 5.5 4.4 4.4 3.8
1897 5.6 4.8 12.3 24.0 15.4 14.4 13.0 7.1 3.9 2.8 3.1 0.4
1898 1.5 3.2 7.2 13.4 14.8 18.7 10.7 6.4 4.6 3.0 5.5 0.3
1899 1.1 0.5 10.9 12.1 18.0 19.8 14.3 7.4 5.1 3.1 4.0 0.8
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1900 2.5 0.1 5.6 13.6 12.7 10.4 9.2 5.2 6.1 10.1 10.8 3.1
1901 0.8 1.8 3.9 15.6 9.5 9.6 8.2 3.8 2.3 2.9 3.0 1.9
1902 1.1 0.1 4.0 7.2 7.8 17.5 21.3 14.9 7.6 11.5 9.6 9.0
1903 4.8 7.6 15.5 19.0 15.8 20.9 15.8 14.5 16.7 15.5 6.3 0.6
1904 3.4 6.1 7.2 21.1 18.5 21.5 13.5 8.0 6.2 6.6 5.1 0.0
1905 0.3 6.5 12.4 13.3 10.9 17.7 17.6 12.5 10.2 8.3 9.2 5.4
1906 6.8 8.0 11.6 21.2 13.4 14.8 11.4 10.1 8.7 5.8 6.2 3.0
1907 5.1 7.5 12.5 16.6 14.0 14.7 19.9 14.2 8.1 7.1 5.8 4.3
1908 3.5 1.7 15.0 14.5 15.2 27.6 20.0 10.4 4.4 3.4 4.7 3.1
1909 1.6 5.7 13.4 15.6 19.3 20.2 16.5 9.8 6.6 5.1 5.1 3.9
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1910 13.8 7.4 10.5 10.6 10.1 9.6 6.5 3.5 3.7 2.6 1.8 1.5
1911 1.9 3.5 5.9 5.7 5.7 6.7 6.0 5.3 5.0 12.7 8.4 6.0
1912 1.6 7.1 7.7 23.9 17.8 15.2 10.1 8.3 8.0 6.2 6.1 2.0
1913 1.4 2.6 4.4 18.2 15.2 14.6 10.0 5.1 3.5 3.6 4.3 3.2
1914 0.0 2.3 7.1 8.3 8.7 11.6 10.0 4.4 4.9 7.0 3.1 1.8
1915 1.7 4.2 13.2 13.5 10.7 27.5 22.0 19.5 12.5 11.0 7.4 3.2
1916 4.0 12.8 11.3 21.9 21.1 22.6 14.5 5.7 3.7 2.7 3.9 2.2
1917 0.8 2.4 1.6 15.5 14.3 20.4 12.5 5.1 2.6 1.8 2.1 3.1
1918 2.8 2.8 7.6 8.8 8.2 13.9 7.2 4.7 2.0 1.0 2.7 3.3
1919 0.3 2.9 3.0 15.6 16.1 14.8 7.9 3.8 1.1 3.8 8.3 0.4
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1920 1.9 3.4 2.8 25.1 20.6 14.0 13.2 7.0 4.3 1.9 2.7 2.4
1921 1.2 3.0 4.0 9.1 10.4 11.7 6.4 5.5 3.8 3.7 3.7 4.1
1922 1.3 1.9 9.3 24.5 13.8 11.6 9.8 4.0 1.8 0.5 0.5 2.9
1923 0.1 0.0 1.3 13.1 9.3 10.9 8.4 5.5 3.7 7.2 4.7 4.9
1924 0.8 4.9 6.5 13.6 11.1 14.0 15.2 10.8 7.4 5.0 4.0 3.0
1925 2.5 4.6 8.6 11.9 9.2 8.2 5.8 5.7 8.8 15.0 11.5 6.7
1926 2.5 4.6 8.6 11.9 9.2 8.2 5.8 5.7 8.8 15.0 11.5 6.7
1927 3.9 10.8 11.0 23.1 23.7 24.3 11.6 9.6 5.6 7.9 6.5 5.5
1928 6.6 6.0 8.6 14.3 10.7 11.3 14.4 9.8 8.7 6.8 10.6 7.7
1929 6.8 5.2 12.9 25.7 18.6 17.5 9.8 3.2 2.1 1.9 3.1 0.9
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1930 1.0 2.5 10.0 7.2 10.4 7.7 3.0 1.7 1.3 1.2 0.6 1.3
1931 1.9 0.8 0.8 3.4 3.3 4.3 2.1 0.4 0.4 2.2 0.8 7.2
1932 8.4 6.3 5.8 12.2 7.5 8.0 6.2 5.1 1.7 0.3 0.1 3.3
1933 3.9 0.1 6.2 14.1 12.7 9.7 4.0 0.1 0.2 0.6 1.5 4.4
1934 3.2 1.4 2.3 3.2 0.5 0.3 0.4 3.0 2.9 0.5 0.8 4.2
1935 2.5 3.4 8.8 11.9 10.9 25.0 13.1 3.8 1.4 0.5 0.4 2.9
1936 2.7 1.9 15.6 10.8 10.9 4.1 2.2 4.1 3.6 0.8 0.3 3.1
1937 0.8 6.9 12.5 10.6 12.5 12.4 7.5 0.9 2.5 2.8 2.9 5.5
1938 2.7 5.1 6.6 12.7 12.5 16.8 10.4 5.9 2.6 3.1 2.3 2.5
1939 1.0 1.3 8.8 14.3 5.7 7.2 3.6 1.0 3.4 4.0 3.6 3.4
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1940 6.1 4.8 2.0 1.7 4.0 2.5 1.6 0.5 2.3 2.7 2.3 1.1
1941 0.9 1.4 0.1 7.9 4.3 4.9 1.8 1.0 0.2 10.0 12.9 4.5
1942 0.8 6.9 11.2 9.8 10.2 14.7 8.0 4.4 7.7 3.2 4.7 2.0
1943 3.6 5.6 5.9 15.8 16.0 22.8 12.0 6.5 1.8 1.5 2.6 0.9
1944 0.2 0.3 9.0 12.0 21.4 22.2 11.7 5.5 3.5 0.7 0.5 0.4
1945 0.3 0.8 10.4 23.9 18.2 21.4 8.1 2.6 2.3 3.7 1.4 0.2
1946 0.1 4.1 7.3 8.0 7.2 5.7 5.3 1.8 0.9 1.8 7.4 1.7
1947 0.0 0.7 0.8 14.2 17.9 24.3 9.1 3.3 1.5 1.3 2.4 0.0
1948 1.6 3.2 9.0 13.1 5.7 3.2 7.8 2.7 1.1 0.5 0.8 2.5
1949 1.3 5.5 14.2 11.2 8.5 10.0 5.6 1.5 0.3 0.6 1.0 1.4
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1950 6.2 5.3 7.4 15.8 20.2 16.1 9.5 6.6 2.7 1.9 0.2 2.2
1951 1.0 3.1 10.3 21.3 19.3 17.0 27.5 12.2 15.3 10.5 10.8 1.5
1952 4.9 9.2 8.6 18.3 16.4 11.2 10.2 6.8 1.2 0.3 0.1 0.3
1953 1.1 0.1 5.4 13.3 11.1 10.0 7.4 7.1 0.1 0.6 1.0 1.6
1954 4.4 3.3 1.0 6.4 6.9 8.5 0.8 1.8 0.5 2.3 0.4 0.2
1955 0.6 1.0 9.1 7.7 3.0 6.2 2.0 1.7 1.9 1.3 3.4 3.8
1956 4.5 3.6 1.1 3.8 4.9 0.6 1.5 0.3 2.2 3.1 3.0 3.8
1957 4.6 2.9 1.1 3.7 9.3 13.4 11.2 1.4 1.1 0.2 0.1 1.8
1958 1.6 3.3 6.0 6.8 2.2 2.3 6.8 1.7 0.5 0.2 1.3 3.6
1959 3.9 1.0 11.7 10.0 8.4 1.7 1.8 0.7 0.7 4.4 1.0 0.8
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1960 4.7 4.6 1.3 22.0 23.5 15.2 3.7 2.7 1.3 0.0 1.0 1.2
1961 4.0 3.9 1.3 13.4 16.3 4.1 1.9 0.7 0.9 3.8 13.0 2.2
1962 2.2 9.8 4.7 18.8 11.9 9.9 8.2 2.0 3.2 2.6 0.9 4.3
1963 5.7 4.6 2.4 4.1 6.2 4.7 1.1 0.2 1.5 1.6 1.4 5.6
1964 5.5 4.7 4.4 0.9 8.6 3.3 0.6 2.2 1.3 2.3 1.2 -3.9
1965 2.8 0.3 3.2 12.3 15.4 10.9 6.0 0.6 9.7 9.1 5.5 4.3
1966 0.3 0.5 8.1 12.6 12.2 6.2 2.7 1.7 0.9 1.3 0.0 1.3
1967 4.2 0.1 0.2 12.6 6.5 8.2 6.4 0.7 0.2 1.1 2.7 4.0
1968 1.5 1.9 0.1 4.3 4.3 6.8 10.8 2.6 1.5 4.7 6.7 0.5
1969 2.1 8.9 8.1 19.8 16.6 14.2 18.1 6.2 6.1 3.2 4.7 0.2
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1970 2.6 1.6 4.0 8.6 17.8 13.2 3.6 2.2 2.2 9.7 7.7 3.9
1971 1.2 2.1 14.1 15.0 9.4 10.9 6.5 2.9 0.6 2.6 5.8 6.9
1972 1.0 0.4 3.5 13.2 13.7 9.8 6.0 10.9 10.6 10.2 14.0 5.7
1973 10.6 11.7 14.9 33.7 28.7 18.5 7.7 7.2 5.0 16.0 9.7 6.6
1974 5.6 12.6 15.4 15.2 15.7 23.1 7.5 5.6 1.4 2.2 2.8 3.1
1975 4.6 5.8 12.5 16.1 16.5 13.9 6.5 4.4 6.2 4.4 5.1 4.6
1976 0.7 2.2 11.7 15.2 10.5 5.0 2.8 0.0 0.4 0.2 0.6 1.8
1977 3.7 3.6 0.9 2.9 3.0 1.2 1.1 0.2 6.4 10.3 6.1 4.5
1978 1.1 0.4 1.1 20.6 17.7 9.9 16.2 5.9 6.0 5.2 5.0 2.2
1979 0.8 1.0 14.4 28.7 20.9 14.3 10.8 8.9 4.3 1.8 7.8 2.5
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1980 0.6 1.1 4.7 12.6 5.5 5.6 1.3 1.3 6.7 3.9 2.7 0.3
1981 1.3 0.1 0.4 2.0 10.4 9.0 15.5 8.2 3.2 5.6 4.7 2.3
1982 0.5 4.4 12.7 20.2 18.3 17.3 14.9 7.7 7.4 5.1 10.8 17.6
1983 8.4 8.2 17.6 26.7 26.5 17.5 11.8 5.3 3.4 4.5 8.5 E4.2
1984 4.8 6.3 12.7 25.6 26.2 21.0 13.0 4.5 2.7 4.5 8.9 4.3
1985 4.8 3.7 21.5 18.0 11.7 12.3 4.2 5.8 5.6 10.0 13.6 11.6
1986 4.7 6.3 11.2 18.3 18.0 14.2 14.1 9.3 7.5 27.1 15.4 10.3
1987 4.4 7.6 8.9 14.9 9.4 6.2 4.9 2.7 4.9 0.9 2.7 7.0
1988 5.0 6.8 7.3 10.5 2.6 0.5 1.3 1.2 1.5 1.9 -0.2 3.2
1989 1.1 2.2 0.2 6.2 3.2 1.8 1.2 1.9 1.7 -0.8 3.1 5.1
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
1990 3.8 0.2 4.9 7.0 12.8 19.0 12.0 9.9 2.9 1.5 0.2 1.9
1991 3.7 4.4 7.0 16.9 21.7 15.6 8.6 2.3 -0.2 1.0 4.9 8.9
1992 2.4 3.7 9.0 12.0 7.1 3.2 4.5 3.0 2.4 3.4 3.6 13.4
1993 13.9 8.6 8.4 24.5 25.6 24.1 31.9 31.1 29.9 18.1 13.7 6.0
1994 4.6 4.2 14.2 12.9 14.1 12.9 9.1 4.7 3.0 4.6 6.8 4.8
1995 1.6 4.1 6.8 13.5 26.4 24.4 14.0 11.5 5.4 5.2 8.0 2.6
1996 0.7 1.6 6.1 10.7 22.4 23.7 13.6 8.3 3.9 4.5 9.2 3.6
1997 4.3 7.1 19.8 18.6 16.8 14.9 11.9 9.3 6.5 5.9 5.6 6.1
1998 6.0 7.1 15.4 23.6 16.6 15.9 14.7 7.3 3.0 7.4 12.6 3.4
1999 3.2 12.0 10.6 10.1 25.0 21.8 15.2 8.2 4.3 3.2 2.0 -1.0
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
2000 1.0 0.8 4.0 2.0 4.1 9.7 6.3 1.6 0.1 0.2 0.2 2.5
2001 -1.7 5.7 11.5 15.5 21.3 21.4 9.1 0.1 1.8 2.1 1.4 0.1
2002 -0.3 4.2 4.3 6.4 21.8 14.7 3.2 3.2 1.0 2.0 0.9 -2.4
2003 -4.5 -3.5 -2.8 3.1 13.9 5.9 6.7 -2.7 -2.5 -3.1 -2.4 -0.4
2004 -0.4 -1.9 4.4 5.8 5.5 22.4 7.1 0.9 2.3 1.4 3.6 2.2
2005 2.2 9.2 3.9 7.2 5.9 8.8 0.6 -1.8 -1.3 -0.3 -2.5 -3.5
2006 -0.5 -2.0 4.7 5.1 9.1 3.2 -1.5 -2.2 -1.1 -1.2 -2.4 0.3
2007 3.1 -1.3 9.7 17.7 16.1 11.3 5.8 3.1 3.7 3.8 1.5 -0.3
2008 2.2 4.4 12.1 21.3 22.6 23.5 19.3 3.1 3.3 6.1 2.5 0.7
2009 3.5 1.9 8.6 18.5 24.0 18.2 8.4 3.4 2.0 3.8 17.1 6.6
JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
2010 8.8 8.0 9.0 17.7 19.3 22.2 28.3 18.9 14.1 11.5 10.6 3.0
2011 3.4 2.0 17.6 21.6 25.6 30.0 23.2 17.2 8.9 3.2
****************************************************************************
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, Octocber, 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.