Lake St. Clair:, Annual Lake-Wide Average Water Levels (1918 - Present)
Source:, NOAA/NOS; CHS
year,AnnAvg,Change
1918,174.96,0
1919,175.08,0.12
1920,174.82,-0.26
1921,174.87,0.05
1922,174.81,-0.06
1923,174.65,-0.16
1924,174.64,-0.01
1925,174.41,-0.23
1926,174.4,-0.01
1927,174.6,0.2
1928,174.8,0.2
1929,175.26,0.46
1930,175.1,-0.16
1931,174.51,-0.59
1932,174.57,0.06
1933,174.55,-0.02
1934,174.27,-0.28
1935,174.36,0.09
1936,174.39,0.03
1937,174.6,0.21
1938,174.69,0.09
1939,174.72,0.03
1940,174.64,-0.08
1941,174.58,-0.06
1942,174.77,0.19
1943,175.11,0.34
1944,174.98,-0.13
1945,175.09,0.11
1946,175.04,-0.05
1947,175.1,0.06
1948,175.1,0
1949,174.83,-0.27
1950,174.93,0.1
1951,175.24,0.31
1952,175.5,0.26
1953,175.32,-0.18
1954,175.24,-0.08
1955,175.25,0.01
1956,174.94,-0.31
1957,174.88,-0.06
1958,174.63,-0.25
1959,174.66,0.03
1960,174.99,0.33
1961,174.96,-0.03
1962,174.77,-0.19
1963,174.56,-0.21
1964,174.36,-0.2
1965,174.53,0.17
1966,174.76,0.23
1967,174.92,0.16
1968,175.06,0.14
1969,175.26,0.2
1970,175.15,-0.11
1971,175.27,0.12
1972,175.42,0.15
1973,175.65,0.23
1974,175.61,-0.04
1975,175.52,-0.09
1976,175.48,-0.04
1977,175.2,-0.28
1978,175.27,0.07
1979,175.36,0.09
1980,175.41,0.05
1981,175.3,-0.11
1982,175.3,0
1983,175.43,0.13
1984,175.44,0.01
1985,175.7,0.26
1986,175.85,0.15
1987,175.56,-0.29
1988,175.19,-0.37
1989,175.11,-0.08
1990,175.13,0.02
1991,175.2,0.07
1992,175.22,0.02
1993,175.38,0.16
1994,175.29,-0.09
1995,175.18,-0.11
1996,175.25,0.07
1997,175.61,0.36
1998,175.4,-0.21
1999,174.98,-0.42
2000,174.79,-0.19
2001,174.76,-0.03
2002,174.88,0.12
2003,174.74,-0.14
2004,174.92,0.18
2005,174.94,0.02
2006,174.89,-0.05
2007,174.85,-0.04
2008,174.92,0.07
2009,175.08,0.16
2010,174.85,-0.23
2011,174.95,0.1
2012,174.85,-0.1
2013,174.82,-0.03
2014,175.05,0.2300000000000182
2015,175.2,0.14999999999997726
2016,175.35,0.15000000000000568
2017,175.47,0.12000000000000455
2018,175.54,0.06999999999999318
2019,175.75,0.21000000000000796
2020,175.85,0.09999999999999432