Low Water Records for Mississippi River at Rock Island
(1) -1.00 ft on 08/15/1936
(2) -0.80 ft on 08/28/1934
(3) -0.70 ft on 11/17/1933
(4) -0.50 ft on 12/01/1995
(5) -0.50 ft on 12/01/1895
(6) -0.40 ft on 11/20/1991
(7) -0.40 ft on 11/30/1898
(8) -0.40 ft on 12/08/1962
(9) -0.40 ft on 11/30/1998
(10) -0.40 ft on 12/08/1862
(11) -0.40 ft on 11/20/1891
(12) -0.30 ft on 12/15/1922
(13) -0.30 ft on 11/25/1864
(14) -0.30 ft on 11/25/1964
(15) -0.30 ft on 09/09/1937
(16) -0.20 ft on 12/02/1897
(17) -0.20 ft on 12/02/1997
(18) -0.20 ft on 08/20/1931
(19) 0.00 ft on 07/19/1863
(20) 0.00 ft on 11/30/1892
(21) 0.00 ft on 11/29/1893
(22) 0.00 ft on 11/30/1992
(23) 0.00 ft on 08/22/1894
(24) 0.00 ft on 07/19/1963
(25) 0.00 ft on 08/22/1994
(26) 0.00 ft on 11/29/1993
(27) 0.10 ft on 09/13/1895
(28) 0.10 ft on 09/13/1995
(29) 0.20 ft on 08/09/1910
(30) 0.30 ft on 11/29/1860
(31) 0.30 ft on 11/29/1960
(32) 0.30 ft on 12/05/1961
(33) 0.30 ft on 12/05/1861
(34) 0.30 ft on 10/24/1932
(35) 0.40 ft on 03/02/1919
(36) 0.50 ft on 03/20/1896
(37) 0.50 ft on 03/20/1996
(38) 0.60 ft on 09/15/1977
(39) 0.60 ft on 11/25/1975
(40) 0.60 ft on 11/25/1875
(41) 0.60 ft on 09/15/1877
(42) 0.65 ft on 07/28/1911
(43) 0.70 ft on 12/18/1904
(44) 0.75 ft on 10/30/1889
(45) 0.75 ft on 10/30/1989
(46) 0.80 ft on 11/24/1973
(47) 0.80 ft on 01/12/1940
(48) 0.80 ft on 11/24/1873
(49) 0.85 ft on 09/19/1978
(50) 0.85 ft on 09/19/1878
(51) 0.90 ft on 09/08/1922
(52) 0.90 ft on 11/28/1971
(53) 0.90 ft on 11/28/1871
(54) 0.90 ft on 11/24/1972
(55) 0.90 ft on 11/24/1872
(56) 1.00 ft on 08/09/1887
(57) 1.00 ft on 08/18/1886
(58) 1.00 ft on 12/05/1967
(59) 1.00 ft on 12/05/1867
(60) 1.00 ft on 08/09/1987
(61) 1.00 ft on 08/18/1986
(62) 1.20 ft on 02/02/1980
(63) 1.20 ft on 02/02/1880
(64) 1.50 ft on 01/09/1957
(65) 1.50 ft on 01/05/1950
(66) 1.50 ft on 02/06/1964
(67) 1.56 ft on 08/27/2003
(68) 1.90 ft on 09/26/1908
(69) 2.50 ft on 08/21/1989
(70) 2.51 ft on 09/06/1987
(71) 2.90 ft on 06/30/1958
(72) 2.90 ft on 08/20/1977
(73) 2.92 ft on 08/18/2005
(74) 3.00 ft on 08/25/1992