year,lake,value
1849,Otsego Lake,13
1850,Otsego Lake,10.33333333
1851,Otsego Lake,9.444444444
1852,Otsego Lake,6.555555556
1853,Otsego Lake,9.111111111
1854,Otsego Lake,6.555555556
1855,Lake Mendota,-21.95555556
1855,Lake Monona,-22.24444444
1855,Otsego Lake,6.333333333
1856,Lake Mendota,-21.15555556
1856,Lake Monona,-23.46666667
1856,Otsego Lake,8
1857,Lake Mendota,-21.68888889
1857,Lake Monona,-24.06666667
1857,Otsego Lake,6.666666667
1857,Lake Superior at Bayfield,-5.8
1858,Lake Mendota,-21.8
1858,Lake Monona,-25.62222222
1858,Otsego Lake,5.888888889
1858,Lake Superior at Bayfield,-5.155555556
1859,Lake Mendota,-20.55555556
1859,Lake Monona,-25.11111111
1859,Otsego Lake,7.444444444
1859,Lake Superior at Bayfield,-5.733333333
1860,Lake Mendota,-21.66666667
1860,Lake Monona,-26.11111111
1860,Otsego Lake,7.777777778
1860,Lake Superior at Bayfield,-6.088888889
1861,Lake Mendota,-20.77777778
1861,Lake Monona,-25
1861,Otsego Lake,10
1861,Lake Superior at Bayfield,-6.333333333
1862,Lake Mendota,-18.22222222
1862,Lake Monona,-22.88888889
1862,Otsego Lake,6.333333333
1862,Lake Superior at Bayfield,-7.222222222
1862,Geneva Lake,-9.6
1863,Lake Mendota,-17.77777778
1863,Lake Monona,-22.55555556
1863,Otsego Lake,6
1863,Lake Superior at Bayfield,-7.333333333
1863,Geneva Lake,-8.533333333
1864,Lake Mendota,-17.44444444
1864,Lake Monona,-22.11111111
1864,Otsego Lake,5.888888889
1864,Lake Superior at Bayfield,-7.555555556
1864,Geneva Lake,-9.688888889
1865,Lake Mendota,-18.77777778
1865,Lake Monona,-23
1865,Otsego Lake,5.888888889
1865,Lake Superior at Bayfield,-6.666666667
1865,Geneva Lake,-9.733333333
1866,Lake Mendota,-16.33333333
1866,Lake Monona,-20.66666667
1866,Otsego Lake,5.777777778
1866,Lake Superior at Bayfield,-6.111111111
1866,Geneva Lake,-9.444444444
1867,Lake Mendota,-17.11111111
1867,Lake Monona,-21.44444444
1867,Otsego Lake,2.777777778
1867,Lake Superior at Bayfield,-7.888888889
1867,Geneva Lake,-12.66666667
1868,Lake Mendota,-19.11111111
1868,Lake Monona,-22.88888889
1868,Otsego Lake,1.666666667
1868,Lake Superior at Bayfield,-9
1868,Geneva Lake,-14.22222222
1869,Lake Mendota,-20.11111111
1869,Lake Monona,-24
1869,Otsego Lake,3.666666667
1869,Lake Superior at Bayfield,-10.77777778
1869,Geneva Lake,-12.77777778
1870,Lake Mendota,-20.55555556
1870,Lake Monona,-24.22222222
1870,Otsego Lake,2.888888889
1870,Lake Superior at Bayfield,-10.44444444
1870,Geneva Lake,-12.33333333
1871,Lake Mendota,-18
1871,Lake Monona,-21
1871,Otsego Lake,4
1871,Lake Superior at Bayfield,-11.66666667
1871,Geneva Lake,-12.33333333
1872,Lake Mendota,-18.44444444
1872,Lake Monona,-22
1872,Otsego Lake,1.777777778
1872,Lake Superior at Bayfield,-12.44444444
1872,Geneva Lake,-15.11111111
1873,Lake Mendota,-15.44444444
1873,Lake Monona,-19
1873,Otsego Lake,5.444444444
1873,Lake Superior at Bayfield,-8.555555556
1873,Geneva Lake,-12.11111111
1874,Lake Mendota,-13.33333333
1874,Lake Monona,-16.55555556
1874,Otsego Lake,4.888888889
1874,Lake Superior at Bayfield,-8.444444444
1874,Geneva Lake,-11.88888889
1875,Lake Mendota,-14.11111111
1875,Lake Monona,-17.22222222
1875,Otsego Lake,8.222222222
1875,Lake Superior at Bayfield,-9.555555556
1875,Geneva Lake,-12.55555556
1876,Lake Mendota,-17
1876,Lake Monona,-18.11111111
1876,Otsego Lake,9.111111111
1876,Lake Superior at Bayfield,-11.11111111
1876,Geneva Lake,-14.33333333
1877,Lake Mendota,-13.33333333
1877,Lake Monona,-14.33333333
1877,Otsego Lake,10.44444444
1877,Lake Superior at Bayfield,-8.333333333
1877,Geneva Lake,-11.11111111
1878,Lake Mendota,-12.11111111
1878,Lake Monona,-13.44444444
1878,Otsego Lake,8.222222222
1878,Lake Superior at Bayfield,-6.111111111
1878,Geneva Lake,-11.66666667
1879,Lake Mendota,-11.22222222
1879,Lake Monona,-12.88888889
1879,Otsego Lake,8.888888889
1879,Lake Superior at Bayfield,-6.888888889
1879,Geneva Lake,-11.77777778
1880,Lake Mendota,-13.88888889
1880,Lake Monona,-15.55555556
1880,Otsego Lake,9.555555556
1880,Lake Superior at Bayfield,-6.777777778
1880,Geneva Lake,-11.33333333
1881,Lake Mendota,-13.44444444
1881,Lake Monona,-15.33333333
1881,Otsego Lake,12.33333333
1881,Lake Superior at Bayfield,-4.222222222
1881,Geneva Lake,-7.333333333
1882,Lake Mendota,-17
1882,Lake Monona,-18.88888889
1882,Otsego Lake,9.333333333
1882,Lake Superior at Bayfield,-9
1882,Geneva Lake,-9.444444444
1883,Lake Mendota,-16.66666667
1883,Lake Monona,-20.88888889
1883,Otsego Lake,8.888888889
1883,Lake Superior at Bayfield,-8.666666667
1883,Geneva Lake,-8.888888889
1884,Lake Mendota,-14.88888889
1884,Lake Monona,-19.44444444
1884,Otsego Lake,7.222222222
1884,Lake Superior at Bayfield,-5.888888889
1884,Geneva Lake,-6.222222222
1885,Lake Mendota,-9.111111111
1885,Lake Monona,-13.55555556
1885,Otsego Lake,13.33333333
1885,Lake Superior at Bayfield,-2.111111111
1885,Geneva Lake,-0.111111111
1886,Lake Mendota,-9.888888889
1886,Lake Monona,-14.44444444
1886,Otsego Lake,12.11111111
1886,Lake Superior at Bayfield,-1.222222222
1886,Geneva Lake,0
1887,Lake Mendota,-8
1887,Lake Monona,-12.22222222
1887,Otsego Lake,13.66666667
1887,Lake Superior at Bayfield,-0.111111111
1887,Geneva Lake,2
1888,Lake Mendota,-8.222222222
1888,Lake Monona,-12.88888889
1888,Otsego Lake,12.66666667
1888,Lake Superior at Bayfield,0
1888,Geneva Lake,2.111111111
1889,Lake Mendota,-9.666666667
1889,Lake Monona,-14.55555556
1889,Otsego Lake,12
1889,Lake Superior at Bayfield,-0.666666667
1889,Geneva Lake,-0.555555556
1890,Lake Mendota,-7.888888889
1890,Lake Monona,-12.55555556
1890,Otsego Lake,10.55555556
1890,Lake Superior at Bayfield,-0.777777778
1890,Geneva Lake,-2
1891,Lake Mendota,-4.444444444
1891,Lake Monona,-12.66666667
1891,Otsego Lake,11
1891,Lake Superior at Bayfield,0.555555556
1891,Geneva Lake,-3.625
1892,Lake Mendota,-4.777777778
1892,Lake Monona,-12.11111111
1892,Otsego Lake,13.11111111
1892,Lake Superior at Bayfield,0.444444444
1892,Geneva Lake,-1
1893,Lake Mendota,-6.555555556
1893,Lake Monona,-13.66666667
1893,Otsego Lake,14.11111111
1893,Lake Superior at Bayfield,-2.111111111
1893,Geneva Lake,-4.125
1894,Lake Mendota,-10.55555556
1894,Lake Monona,-17.88888889
1894,Otsego Lake,9.333333333
1894,Lake Superior at Bayfield,-3
1894,Geneva Lake,-9.125
1895,Lake Mendota,-10.44444444
1895,Lake Monona,-17.77777778
1895,Otsego Lake,11
1895,Lake Superior at Bayfield,-4.222222222
1895,Geneva Lake,-9.75
1896,Lake Mendota,-10.66666667
1896,Lake Monona,-19.22222222
1896,Otsego Lake,10.88888889
1896,Lake Superior at Bayfield,-4.666666667
1896,Geneva Lake,-11.57142857
1897,Lake Mendota,-10.77777778
1897,Lake Monona,-18.88888889
1897,Otsego Lake,13.11111111
1897,Lake Superior at Bayfield,-4.777777778
1897,Geneva Lake,-7.285714286
1898,Lake Mendota,-8.444444444
1898,Lake Monona,-16.22222222
1898,Otsego Lake,13.77777778
1898,Lake Superior at Bayfield,-3.222222222
1898,Geneva Lake,-1.285714286
1899,Lake Mendota,-10.11111111
1899,Lake Monona,-19.33333333
1899,Otsego Lake,13.77777778
1899,Lake Superior at Bayfield,-5.888888889
1899,Geneva Lake,-3
1900,Lake Mendota,-12.55555556
1900,Lake Monona,-18.33333333
1900,Otsego Lake,15.66666667
1900,Lake Superior at Bayfield,-5.222222222
1900,Geneva Lake,0.75
1901,Lake Mendota,-11.33333333
1901,Lake Monona,-17.11111111
1901,Otsego Lake,17.44444444
1901,Lake Superior at Bayfield,-4
1901,Geneva Lake,1.375
1902,Lake Mendota,-11
1902,Lake Monona,-17.88888889
1902,Otsego Lake,13.77777778
1902,Lake Superior at Bayfield,-1.777777778
1902,Geneva Lake,6
1903,Lake Mendota,-8.444444444
1903,Lake Monona,-17.44444444
1903,Mirror Lake,-39.5
1903,Otsego Lake,14
1903,Lake Superior at Bayfield,1.777777778
1903,Geneva Lake,12.375
1904,Lake Mendota,-9
1904,Lake Monona,-19.22222222
1904,Mirror Lake,-39.5
1904,Otsego Lake,13.88888889
1904,Lake Superior at Bayfield,2.222222222
1904,Geneva Lake,13.5
1905,Lake Mendota,-9.777777778
1905,Lake Monona,-18.77777778
1905,Mirror Lake,-38.85714286
1905,Otsego Lake,11.66666667
1905,Shell Lake,-27.8
1905,Lake Superior at Bayfield,1.888888889
1905,Geneva Lake,11.66666667
1906,Lake Mendota,-10.44444444
1906,Lake Monona,-19.44444444
1906,Mirror Lake,-39.07142857
1906,Otsego Lake,10.22222222
1906,Shell Lake,-28.37777778
1906,Lake Superior at Bayfield,3.625
1906,Geneva Lake,9.888888889
1907,Lake Mendota,-10.11111111
1907,Lake Monona,-20.33333333
1907,Mirror Lake,-38.85714286
1907,Otsego Lake,8.888888889
1907,Shell Lake,-30.28888889
1907,Lake Superior at Bayfield,4.125
1907,Geneva Lake,8.111111111
1908,Detroit Lake,-47.25
1908,Lake Mendota,-8.888888889
1908,Lake Monona,-17.88888889
1908,Mirror Lake,-37.85714286
1908,Otsego Lake,14.55555556
1908,Shell Lake,-29.75555556
1908,Lake Superior at Bayfield,6.875
1908,Geneva Lake,10.66666667
1909,Detroit Lake,-44.21875
1909,Lake Mendota,-5.666666667
1909,Lake Monona,-16.33333333
1909,Mirror Lake,-34.28571429
1909,Otsego Lake,13.55555556
1909,Shell Lake,-28.11111111
1909,Lake Superior at Bayfield,9.625
1909,Geneva Lake,14.11111111
1910,Detroit Lake,-44.0625
1910,Lake Mendota,-7.444444444
1910,Lake Monona,-16.22222222
1910,Mirror Lake,-34.75
1910,Otsego Lake,9.222222222
1910,Shell Lake,-29.44444444
1910,Lake Superior at Bayfield,7.75
1910,Geneva Lake,10.77777778
1911,Detroit Lake,-44.03125
1911,Lake George,20.55555556
1911,Lake Mendota,-6.555555556
1911,Lake Monona,-15.44444444
1911,Mirror Lake,-35.75
1911,Otsego Lake,10.66666667
1911,Shell Lake,-32.88888889
1911,Lake Superior at Bayfield,8.875
1911,Geneva Lake,9.666666667
1912,Detroit Lake,-45.25
1912,Lake George,18.44444444
1912,Lake Mendota,-8.333333333
1912,Lake Monona,-14.88888889
1912,Mirror Lake,-34.42857143
1912,Otsego Lake,14.11111111
1912,Shell Lake,-33.55555556
1912,Lake Superior at Bayfield,3.875
1912,Geneva Lake,6
1913,Detroit Lake,-47.28571429
1913,Lake George,17
1913,Lake Mendota,-9.555555556
1913,Lake Monona,-15
1913,Mirror Lake,-34.625
1913,Otsego Lake,11.22222222
1913,Shell Lake,-33.66666667
1913,Lake Superior at Bayfield,3.714285714
1913,Geneva Lake,3.444444444
1914,Detroit Lake,-46.85714286
1914,Lake George,16.625
1914,Lake Mendota,-7.777777778
1914,Lake Monona,-14
1914,Mirror Lake,-33.875
1914,Otsego Lake,15.66666667
1914,Shell Lake,-33.77777778
1914,Lake Superior at Bayfield,5
1914,Geneva Lake,8.333333333
1915,Detroit Lake,-45.33333333
1915,Lake George,14.875
1915,Lake Mendota,-7.777777778
1915,Lake Monona,-14.55555556
1915,Mirror Lake,-32.25
1915,Otsego Lake,13.77777778
1915,Shell Lake,-34
1915,Lake Superior at Bayfield,1.75
1915,Geneva Lake,6.333333333
1916,Detroit Lake,-43.66666667
1916,Lake George,17.5
1916,Lake Mendota,-8.111111111
1916,Lake Monona,-14.22222222
1916,Mirror Lake,-31.875
1916,Otsego Lake,15
1916,Shell Lake,-30.55555556
1916,Lake Superior at Bayfield,3
1916,Geneva Lake,7.444444444
1917,Detroit Lake,-44.71428571
1917,Lake George,15.875
1917,Lake Mendota,-8
1917,Lake Monona,-14.22222222
1917,Mirror Lake,-31
1917,Otsego Lake,9.888888889
1917,Shell Lake,-30.77777778
1917,Lake Superior at Bayfield,1.125
1917,Geneva Lake,9
1918,Detroit Lake,-46.85714286
1918,Lake George,15
1918,Lake Mendota,-11
1918,Lake Monona,-15.77777778
1918,Mirror Lake,-33.5
1918,Otsego Lake,9
1918,Shell Lake,-32.11111111
1918,Lake Superior at Bayfield,-3.125
1918,Geneva Lake,7.555555556
1919,Detroit Lake,-44.71428571
1919,Lake George,18.375
1919,Lake Mendota,-9.222222222
1919,Lake Monona,-13.88888889
1919,Mirror Lake,-30.75
1919,Otsego Lake,12.22222222
1919,Shell Lake,-30.22222222
1919,Lake Superior at Bayfield,-1.875
1919,Geneva Lake,9.888888889
1920,Detroit Lake,-44.28571429
1920,Lake George,13.625
1920,Lake Mendota,-10.22222222
1920,Lake Monona,-14
1920,Mirror Lake,-29.875
1920,Otsego Lake,11
1920,Shell Lake,-27.22222222
1920,Lake Superior at Bayfield,-5.5
1920,Geneva Lake,8.111111111
1921,Detroit Lake,-42.16666667
1921,Lake George,14.125
1921,Lake Mendota,-10.22222222
1921,Lake Monona,-14.66666667
1921,Mirror Lake,-30.33333333
1921,Otsego Lake,7.666666667
1921,Shell Lake,-27.33333333
1921,Lake Superior at Bayfield,-4.571428571
1921,Geneva Lake,8.444444444
1922,Detroit Lake,-43.42857143
1922,Lake George,14.375
1922,Lake Mendota,-10.77777778
1922,Lake Monona,-15
1922,Mirror Lake,-30
1922,Otsego Lake,8.333333333
1922,Shell Lake,-28.77777778
1922,Lake Superior at Bayfield,-6
1922,Geneva Lake,9.888888889
1923,Detroit Lake,-44.85714286
1923,Lake George,16.11111111
1923,Lake Mendota,-12.66666667
1923,Lake Monona,-17
1923,Mirror Lake,-29.77777778
1923,Otsego Lake,7
1923,Shell Lake,-29.33333333
1923,Lake Superior at Bayfield,-9.5
1923,Geneva Lake,8.333333333
1924,Detroit Lake,-43.75
1924,Lake George,18.44444444
1924,Lake Mendota,-11.33333333
1924,Lake Monona,-15
1924,Mirror Lake,-30.33333333
1924,Otsego Lake,10.11111111
1924,Shell Lake,-28.33333333
1924,Lake Superior at Bayfield,-6.125
1924,Geneva Lake,11.66666667
1925,Detroit Lake,-42.625
1925,Lake George,15.77777778
1925,Lake Mendota,-13.77777778
1925,Lake Monona,-17
1925,Mirror Lake,-29.66666667
1925,Otsego Lake,10.66666667
1925,Shell Lake,-30.88888889
1925,Lake Superior at Bayfield,-8.875
1925,Geneva Lake,9.444444444
1926,Detroit Lake,-40.75
1926,Lake George,17.22222222
1926,Lake Mendota,-14.77777778
1926,Lake Monona,-17.33333333
1926,Mirror Lake,-30.33333333
1926,Otsego Lake,11.88888889
1926,Shell Lake,-31.77777778
1926,Lake Superior at Bayfield,-8.625
1926,Geneva Lake,8.666666667
1927,Detroit Lake,-40.625
1927,Lake George,23.11111111
1927,Lake Mendota,-9.777777778
1927,Lake Monona,-12
1927,Mirror Lake,-28.77777778
1927,Otsego Lake,17.44444444
1927,Shell Lake,-31.66666667
1927,Lake Superior at Bayfield,-3.875
1927,Geneva Lake,13.88888889
1928,Detroit Lake,-42.875
1928,Lake George,25
1928,Lake Mendota,-12.22222222
1928,Lake Monona,-14.44444444
1928,Mirror Lake,-31.22222222
1928,Otsego Lake,21
1928,Shell Lake,-33.77777778
1928,Lake Superior at Bayfield,-7.125
1928,Geneva Lake,16.66666667
1929,Detroit Lake,-43.5
1929,Lake George,26.11111111
1929,Lake Mendota,-11.55555556
1929,Lake Monona,-14.55555556
1929,Mirror Lake,-32.88888889
1929,Otsego Lake,21.11111111
1929,Shell Lake,-35.33333333
1929,Lake Superior at Bayfield,-8.125
1929,Geneva Lake,20.66666667
1930,Detroit Lake,-42.88888889
1930,Lake George,24.88888889
1930,Lake Mendota,-10.66666667
1930,Lake Monona,-13.44444444
1930,Mirror Lake,-31.77777778
1930,Otsego Lake,21
1930,Shell Lake,-34.44444444
1930,Lake Superior at Bayfield,-7.444444444
1930,Geneva Lake,22.88888889
1931,Detroit Lake,-43.55555556
1931,Lake George,27.77777778
1931,Lake Mendota,-9.111111111
1931,Lake Monona,-12.77777778
1931,Mirror Lake,-31
1931,Otsego Lake,25.33333333
1931,Shell Lake,-34.33333333
1931,Lake Superior at Bayfield,-6.666666667
1931,Geneva Lake,22.77777778
1932,Detroit Lake,-43
1932,Lake George,28.33333333
1932,Lake Mendota,-10.22222222
1932,Lake Monona,-13.33333333
1932,Mirror Lake,-32.11111111
1932,Otsego Lake,25.44444444
1932,Shell Lake,-35
1932,Lake Superior at Bayfield,-4.333333333
1932,Geneva Lake,20.88888889
1933,Detroit Lake,-43.88888889
1933,Lake George,26.77777778
1933,Lake Mendota,-11.77777778
1933,Lake Monona,-15.55555556
1933,Mirror Lake,-32.66666667
1933,Otsego Lake,24.88888889
1933,Shell Lake,-36.44444444
1933,Lake Superior at Bayfield,-7
1933,Geneva Lake,20.22222222
1934,Detroit Lake,-44.33333333
1934,Lake George,27.22222222
1934,Lake Mendota,-9
1934,Lake Monona,-13.77777778
1934,Mirror Lake,-32.66666667
1934,Otsego Lake,24.33333333
1934,Shell Lake,-36.55555556
1934,Lake Superior at Bayfield,-4.444444444
1934,Geneva Lake,25
1935,Detroit Lake,-42.33333333
1935,Lake George,28
1935,Lake Mendota,-7.111111111
1935,Lake Monona,-12.11111111
1935,Mirror Lake,-34.22222222
1935,Otsego Lake,22.44444444
1935,Shell Lake,-34.77777778
1935,Lake Superior at Bayfield,-2.777777778
1935,Geneva Lake,24.11111111
1936,Detroit Lake,-43.55555556
1936,Lake George,22.44444444
1936,Lake Mendota,-9.888888889
1936,Lake Monona,-18.55555556
1936,Mirror Lake,-35
1936,Otsego Lake,17
1936,Shell Lake,-35.77777778
1936,Lake Superior at Bayfield,-4
1936,Geneva Lake,18.66666667
1937,Detroit Lake,-42.44444444
1937,Lake George,20.88888889
1937,Lake Mendota,-7.222222222
1937,Lake Monona,-16.44444444
1937,Mirror Lake,-33.33333333
1937,Otsego Lake,12.55555556
1937,Shell Lake,-33.11111111
1937,Lake Superior at Bayfield,-0.666666667
1937,Geneva Lake,15.44444444
1938,Detroit Lake,-41.33333333
1938,Lake George,19.33333333
1938,Lake Mendota,-9.222222222
1938,Lake Monona,-17.11111111
1938,Mirror Lake,-31.66666667
1938,Otsego Lake,11.55555556
1938,Shell Lake,-31.66666667
1938,Lake Superior at Bayfield,0.444444444
1938,Geneva Lake,13.88888889
1939,Detroit Lake,-42.44444444
1939,Lake George,19
1939,Lake Mendota,-10.11111111
1939,Lake Monona,-17.77777778
1939,Mirror Lake,-33.11111111
1939,Otsego Lake,9.444444444
1939,Shell Lake,-33
1939,Lake Superior at Bayfield,1.222222222
1939,Geneva Lake,12.66666667
1940,Detroit Lake,-39.33333333
1940,Lake George,16.44444444
1940,Lake Mendota,-10.33333333
1940,Lake Monona,-17
1940,Mirror Lake,-33.33333333
1940,Otsego Lake,6.111111111
1940,Shell Lake,-30.77777778
1940,Lake Superior at Bayfield,2.777777778
1940,Geneva Lake,14.22222222
1941,Detroit Lake,-40.22222222
1941,Lake George,14.77777778
1941,Lake Mendota,-9.666666667
1941,Lake Monona,-16.11111111
1941,Mirror Lake,-32.44444444
1941,Otsego Lake,5.222222222
1941,Shell Lake,-30.77777778
1941,Lake Superior at Bayfield,1
1941,Geneva Lake,12.33333333
1942,Detroit Lake,-40.33333333
1942,Lake George,14.77777778
1942,Lake Mendota,-7.111111111
1942,Lake Monona,-14.22222222
1942,Mirror Lake,-30.88888889
1942,Otsego Lake,8.444444444
1942,Shell Lake,-30.44444444
1942,Lake Superior at Bayfield,2.666666667
1942,Geneva Lake,11.22222222
1943,Detroit Lake,-40.88888889
1943,Lake George,13.55555556
1943,Lake Mendota,-7.888888889
1943,Lake Monona,-15.33333333
1943,Mirror Lake,-31.44444444
1943,Otsego Lake,7
1943,Shell Lake,-30.11111111
1943,Lake Superior at Bayfield,2.555555556
1943,Geneva Lake,6.111111111
1944,Detroit Lake,-43.22222222
1944,Lake George,16.11111111
1944,Lake Mendota,-8.888888889
1944,Lake Monona,-16.11111111
1944,Mirror Lake,-28.44444444
1944,Otsego Lake,11.44444444
1944,Shell Lake,-30.88888889
1944,Lake Superior at Bayfield,3.666666667
1944,Geneva Lake,7.333333333
1945,Detroit Lake,-42
1945,Lake George,19.22222222
1945,Lake Mendota,-10.33333333
1945,Lake Monona,-14.77777778
1945,Mirror Lake,-28.66666667
1945,Otsego Lake,15
1945,Shell Lake,-30.44444444
1945,Lake Superior at Bayfield,0.666666667
1945,Geneva Lake,6.888888889
1946,Detroit Lake,-43.33333333
1946,Lake George,18.55555556
1946,Lake Mendota,-12.88888889
1946,Lake Monona,-16.77777778
1946,Mirror Lake,-28.11111111
1946,Otsego Lake,16.33333333
1946,Shell Lake,-32.22222222
1946,Lake Superior at Bayfield,0.666666667
1946,Geneva Lake,3.666666667
1947,Detroit Lake,-45.55555556
1947,Lake George,20.66666667
1947,Lake Mendota,-11.88888889
1947,Lake Monona,-15.77777778
1947,Mirror Lake,-29.11111111
1947,Otsego Lake,18.44444444
1947,Shell Lake,-33.33333333
1947,Lake Superior at Bayfield,0.444444444
1947,Geneva Lake,0
1948,Detroit Lake,-44
1948,Lake George,25.11111111
1948,Lake Mendota,-10.33333333
1948,Lake Monona,-15.44444444
1948,Mirror Lake,-28.22222222
1948,Otsego Lake,22.88888889
1948,Shell Lake,-33.44444444
1948,Lake Superior at Bayfield,0.555555556
1948,Geneva Lake,-1
1949,Detroit Lake,-44.22222222
1949,Lake George,26.22222222
1949,Lake Mendota,-9
1949,Lake Monona,-14.11111111
1949,Mirror Lake,-26.66666667
1949,Otsego Lake,24.77777778
1949,Shell Lake,-33.66666667
1949,Lake Superior at Bayfield,1
1949,Geneva Lake,-0.888888889
1950,Detroit Lake,-41.88888889
1950,Lake George,26.77777778
1950,Lake Mendota,-6.777777778
1950,Lake Monona,-12
1950,Mirror Lake,-26.44444444
1950,Otsego Lake,24.88888889
1950,Shell Lake,-32.88888889
1950,Lake Superior at Bayfield,5.444444444
1950,Geneva Lake,1.111111111
1951,Detroit Lake,-42.11111111
1951,Lake George,27.55555556
1951,Lake Mendota,-8.777777778
1951,Lake Monona,-13.33333333
1951,Mirror Lake,-27.55555556
1951,Otsego Lake,19.66666667
1951,Shell Lake,-33.55555556
1951,Lake Superior at Bayfield,4.333333333
1951,Geneva Lake,-0.888888889
1952,Detroit Lake,-40.88888889
1952,Lake George,27.77777778
1952,Lake Mendota,-9.555555556
1952,Lake Monona,-12.88888889
1952,Mirror Lake,-27.11111111
1952,Otsego Lake,20.33333333
1952,Shell Lake,-32.22222222
1952,Lake Superior at Bayfield,3.888888889
1952,Geneva Lake,0.555555556
1953,Detroit Lake,-40.77777778
1953,Lake George,24.88888889
1953,Lake Mendota,-8.888888889
1953,Lake Monona,-14.22222222
1953,Mirror Lake,-28.77777778
1953,Otsego Lake,19.77777778
1953,Shell Lake,-32.77777778
1953,Lake Superior at Bayfield,3.666666667
1953,Geneva Lake,-1.222222222
1954,Detroit Lake,-42
1954,Lake George,21.66666667
1954,Lake Mendota,-10.44444444
1954,Lake Monona,-15
1954,Mirror Lake,-28.33333333
1954,Otsego Lake,15.22222222
1954,Shell Lake,-33
1954,Lake Superior at Bayfield,2.666666667
1954,Geneva Lake,-5.333333333
1955,Detroit Lake,-41.66666667
1955,Lake George,20.22222222
1955,Lake Mendota,-8.444444444
1955,Lake Monona,-13
1955,Mirror Lake,-29.77777778
1955,Otsego Lake,13.44444444
1955,Shell Lake,-33.66666667
1955,Lake Superior at Bayfield,2.666666667
1955,Geneva Lake,-1.444444444
1956,Detroit Lake,-38.44444444
1956,Lake George,18.88888889
1956,Lake Mendota,-8.111111111
1956,Lake Monona,-12.66666667
1956,Mirror Lake,-28.44444444
1956,Otsego Lake,12.88888889
1956,Shell Lake,-32.22222222
1956,Lake Superior at Bayfield,2.888888889
1956,Geneva Lake,-0.888888889
1957,Detroit Lake,-39.44444444
1957,Lake George,16.55555556
1957,Lake Mendota,-9.666666667
1957,Lake Monona,-12.88888889
1957,Mirror Lake,-28.44444444
1957,Otsego Lake,11.22222222
1957,Shell Lake,-30.11111111
1957,Lake Superior at Bayfield,2.5
1957,Geneva Lake,-1
1958,Detroit Lake,-38.77777778
1958,Lake George,16
1958,Lake Mendota,-11.66666667
1958,Lake Monona,-14.88888889
1958,Mirror Lake,-31.55555556
1958,Otsego Lake,11.44444444
1958,Shell Lake,-30.11111111
1958,Lake Superior at Bayfield,1.571428571
1958,Geneva Lake,-3
1959,Detroit Lake,-38.66666667
1959,Lake George,14
1959,Lake Mendota,-13.11111111
1959,Lake Monona,-16.33333333
1959,Mirror Lake,-31.33333333
1959,Otsego Lake,10.44444444
1959,Shell Lake,-29.11111111
1959,Lake Superior at Bayfield,-1
1959,Geneva Lake,-5.777777778
1960,Detroit Lake,-37.44444444
1960,Lake George,13.44444444
1960,Lake Mendota,-12.77777778
1960,Lake Monona,-15.33333333
1960,Mirror Lake,-30.77777778
1960,Otsego Lake,13
1960,Shell Lake,-28
1960,Lake Superior at Bayfield,0.285714286
1960,Geneva Lake,-5.111111111
1961,Detroit Lake,-37.33333333
1961,Lake George,13.22222222
1961,Lake Mendota,-9.666666667
1961,Lake Monona,-12.11111111
1961,Mirror Lake,-31.44444444
1961,Otsego Lake,13.44444444
1961,Shell Lake,-28.55555556
1961,Lake Superior at Bayfield,0.857142857
1961,Geneva Lake,-4.222222222
1962,Detroit Lake,-38.88888889
1962,Lake George,15.33333333
1962,Lake Mendota,-10.11111111
1962,Lake Monona,-9.444444444
1962,Mirror Lake,-30.77777778
1962,Otsego Lake,12
1962,Shell Lake,-28.5
1962,Lake Superior at Bayfield,-0.714285714
1962,Geneva Lake,-5
1963,Detroit Lake,-37.44444444
1963,Lake George,15.33333333
1963,Lake Mendota,-8.111111111
1963,Lake Monona,-7.666666667
1963,Mirror Lake,-30.88888889
1963,Otsego Lake,12.44444444
1963,Shell Lake,-28.75
1963,Lake Superior at Bayfield,1.857142857
1963,Geneva Lake,-3.333333333
1964,Detroit Lake,-34.88888889
1964,Lake George,15.44444444
1964,Lake Mendota,-9.444444444
1964,Lake Monona,-9.222222222
1964,Mirror Lake,-30.77777778
1964,Otsego Lake,10.55555556
1964,Shell Lake,-26.71428571
1964,Lake Superior at Bayfield,0.714285714
1964,Geneva Lake,-5.777777778
1965,Detroit Lake,-36.22222222
1965,Lake George,15
1965,Lake Mendota,-9.777777778
1965,Lake Monona,-9.555555556
1965,Mirror Lake,-31.44444444
1965,Otsego Lake,10.44444444
1965,Shell Lake,-28
1965,Lake Superior at Bayfield,2.571428571
1965,Geneva Lake,-5.555555556
1966,Detroit Lake,-35.66666667
1966,Lake George,13.66666667
1966,Lake Mendota,-8.888888889
1966,Lake Monona,-9.555555556
1966,Mirror Lake,-30.77777778
1966,Otsego Lake,9.444444444
1966,Shell Lake,-29.71428571
1966,Lake Superior at Bayfield,3.125
1966,Geneva Lake,-5.555555556
1967,Detroit Lake,-37.22222222
1967,Lake George,14.88888889
1967,Lake Mendota,-6.222222222
1967,Lake Monona,-7
1967,Mirror Lake,-29.22222222
1967,Otsego Lake,9.555555556
1967,Shell Lake,-31
1967,Lake Superior at Bayfield,3.333333333
1967,Geneva Lake,-4.222222222
1968,Detroit Lake,-38.33333333
1968,Lake George,15.11111111
1968,Lake Mendota,-7.666666667
1968,Lake Monona,-8.222222222
1968,Mirror Lake,-30.88888889
1968,Otsego Lake,9.111111111
1968,Shell Lake,-32.28571429
1968,Lake Superior at Bayfield,0.666666667
1968,Geneva Lake,-5.333333333
1969,Detroit Lake,-37.88888889
1969,Lake George,15.44444444
1969,Lake Mendota,-7
1969,Lake Monona,-7.666666667
1969,Mirror Lake,-29.66666667
1969,Otsego Lake,8.777777778
1969,Shell Lake,-30.71428571
1969,Lake Superior at Bayfield,1
1969,Geneva Lake,-3.888888889
1970,Detroit Lake,-37.66666667
1970,Lake George,18
1970,Lake Mendota,-8
1970,Lake Monona,-8.666666667
1970,Mirror Lake,-29.33333333
1970,Otsego Lake,9.444444444
1970,Shell Lake,-30.71428571
1970,Lake Superior at Bayfield,1.666666667
1970,Geneva Lake,-3
1971,Detroit Lake,-35.77777778
1971,Lake George,15.11111111
1971,Lake Mendota,-7.888888889
1971,Lake Monona,-10.33333333
1971,Mirror Lake,-28.44444444
1971,Otsego Lake,8.555555556
1971,Shell Lake,-30.625
1971,Lake Superior at Bayfield,2
1971,Geneva Lake,-2
1972,Detroit Lake,-37.11111111
1972,Lake George,13.77777778
1972,Lake Mendota,-10.55555556
1972,Lake Monona,-12.88888889
1972,Mirror Lake,-28.33333333
1972,Otsego Lake,7.888888889
1972,Shell Lake,-30.875
1972,Lake Superior at Bayfield,-0.555555556
1972,Geneva Lake,-4.111111111
1973,Detroit Lake,-38.66666667
1973,Lake George,14.44444444
1973,Lake Mendota,-11.66666667
1973,Lake Monona,-13.77777778
1973,Mirror Lake,-27.88888889
1973,Otsego Lake,10.11111111
1973,Shell Lake,-31.55555556
1973,Lake Superior at Bayfield,0.111111111
1973,Geneva Lake,-4
1974,Detroit Lake,-38.44444444
1974,Lake George,14.77777778
1974,Lake Mendota,-12.33333333
1974,Lake Monona,-14.55555556
1974,Mirror Lake,-27.33333333
1974,Otsego Lake,11
1974,Shell Lake,-31.55555556
1974,Lake Superior at Bayfield,-0.333333333
1974,Geneva Lake,-3.888888889
1975,Detroit Lake,-37.66666667
1975,Lake George,17.22222222
1975,Lake Mendota,-11.77777778
1975,Lake Monona,-14.33333333
1975,Mirror Lake,-26.55555556
1975,Otsego Lake,12.77777778
1975,Shell Lake,-31.125
1975,Lake Superior at Bayfield,1.333333333
1975,Geneva Lake,-2.222222222
1976,Detroit Lake,-37.44444444
1976,Lake George,14.11111111
1976,Lake Mendota,-13.55555556
1976,Lake Monona,-16
1976,Mirror Lake,-28.33333333
1976,Otsego Lake,10.22222222
1976,Shell Lake,-30.875
1976,Lake Superior at Bayfield,0.666666667
1976,Geneva Lake,-4
1977,Detroit Lake,-35.88888889
1977,Lake George,14.44444444
1977,Lake Mendota,-11.22222222
1977,Lake Monona,-14.55555556
1977,Mirror Lake,-27.22222222
1977,Otsego Lake,10.55555556
1977,Shell Lake,-29.75
1977,Lake Superior at Bayfield,3.444444444
1977,Geneva Lake,-1.666666667
1978,Detroit Lake,-36.55555556
1978,Lake George,17
1978,Lake Mendota,-8.666666667
1978,Lake Monona,-12.33333333
1978,Mirror Lake,-27.55555556
1978,Otsego Lake,11.44444444
1978,Shell Lake,-30
1978,Lake Superior at Bayfield,6
1978,Geneva Lake,0.111111111
1979,Detroit Lake,-36.44444444
1979,Lake George,14.66666667
1979,Lake Mendota,-10.22222222
1979,Lake Monona,-14
1979,Mirror Lake,-27
1979,Otsego Lake,10.33333333
1979,Shell Lake,-30.125
1979,Lake Superior at Bayfield,3.222222222
1979,Geneva Lake,-3.333333333
1980,Detroit Lake,-36.88888889
1980,Lake George,15.22222222
1980,Lake Mendota,-10.44444444
1980,Lake Monona,-13.66666667
1980,Mirror Lake,-28.11111111
1980,Otsego Lake,12.44444444
1980,Shell Lake,-29.75
1980,Lake Superior at Bayfield,3.444444444
1980,Geneva Lake,-3.555555556
1981,Detroit Lake,-36.66666667
1981,Lake George,17.33333333
1981,Lake Mendota,-9.222222222
1981,Lake Monona,-13.11111111
1981,Mirror Lake,-27.55555556
1981,Otsego Lake,13.66666667
1981,Shell Lake,-29.875
1981,Lake Superior at Bayfield,4.555555556
1981,Geneva Lake,-2.444444444
1982,Detroit Lake,-37.55555556
1982,Lake George,18.11111111
1982,Lake Mendota,-8.555555556
1982,Lake Monona,-12.44444444
1982,Mirror Lake,-28.66666667
1982,Otsego Lake,14.55555556
1982,Shell Lake,-29.25
1982,Lake Superior at Bayfield,6.555555556
1982,Geneva Lake,0.222222222
1983,Detroit Lake,-37.11111111
1983,Lake George,17.66666667
1983,Lake Mendota,-6
1983,Lake Monona,-10.66666667
1983,Mirror Lake,-28.88888889
1983,Otsego Lake,14.44444444
1983,Shell Lake,-26.125
1983,Lake Superior at Bayfield,7.444444444
1983,Geneva Lake,1.333333333
1984,Detroit Lake,-38
1984,Lake George,16
1984,Lake Mendota,-6
1984,Lake Monona,-9.333333333
1984,Mirror Lake,-29.66666667
1984,Otsego Lake,12.33333333
1984,Shell Lake,-25.88888889
1984,Lake Superior at Bayfield,5.555555556
1984,Geneva Lake,-0.333333333
1985,Detroit Lake,-38.22222222
1985,Lake George,15.75
1985,Lake Mendota,-6.888888889
1985,Lake Monona,-10.77777778
1985,Mirror Lake,-28.44444444
1985,Otsego Lake,12
1985,Shell Lake,-27
1985,Lake Superior at Bayfield,4.222222222
1985,Geneva Lake,-1.111111111
1986,Detroit Lake,-39.22222222
1986,Lake George,17.125
1986,Lake Mendota,-7.111111111
1986,Lake Monona,-10.44444444
1986,Mirror Lake,-27.66666667
1986,Otsego Lake,13.22222222
1986,Shell Lake,-27
1986,Lake Superior at Bayfield,3.555555556
1986,Geneva Lake,-1.333333333
1987,Detroit Lake,-41.44444444
1987,Lake George,14.625
1987,Lake Mendota,-10
1987,Lake Monona,-13.11111111
1987,Mirror Lake,-28.11111111
1987,Otsego Lake,13.77777778
1987,Shell Lake,-28.33333333
1987,Lake Superior at Bayfield,2.888888889
1987,Geneva Lake,-1.333333333
1988,Detroit Lake,-41.44444444
1988,Lake George,16.625
1988,Lake Mendota,-9.444444444
1988,Lake Monona,-12.44444444
1988,Mirror Lake,-29.55555556
1988,Otsego Lake,14.66666667
1988,Shell Lake,-27.88888889
1988,Lake Superior at Bayfield,4.777777778
1988,Geneva Lake,-0.444444444
1989,Detroit Lake,-43
1989,Lake George,14.625
1989,Lake Mendota,-9.222222222
1989,Lake Monona,-12.22222222
1989,Mirror Lake,-29.66666667
1989,Otsego Lake,12
1989,Shell Lake,-28.55555556
1989,Lake Superior at Bayfield,4.111111111
1989,Geneva Lake,-1.222222222
1990,Detroit Lake,-41.55555556
1990,Lake George,18.125
1990,Lake Mendota,-6.666666667
1990,Lake Monona,-8.888888889
1990,Mirror Lake,-29.33333333
1990,Otsego Lake,15.44444444
1990,Shell Lake,-27.33333333
1990,Lake Superior at Bayfield,8.333333333
1990,Geneva Lake,0.888888889
1991,Detroit Lake,-41.88888889
1991,Lake George,15.75
1991,Lake Mendota,-7
1991,Lake Monona,-10.44444444
1991,Mirror Lake,-29.33333333
1991,Otsego Lake,13.44444444
1991,Shell Lake,-28.11111111
1991,Lake Superior at Bayfield,6.444444444
1991,Geneva Lake,-3.444444444
1992,Detroit Lake,-43.33333333
1992,Lake George,17.125
1992,Lake Mendota,-8.444444444
1992,Lake Monona,-11
1992,Mirror Lake,-29.77777778
1992,Otsego Lake,14.44444444
1992,Shell Lake,-30.66666667
1992,Lake Superior at Bayfield,6.222222222
1992,Geneva Lake,-3
1993,Detroit Lake,-43
1993,Lake George,20.22222222
1993,Lake Mendota,-7
1993,Lake Monona,-9.555555556
1993,Mirror Lake,-31.22222222
1993,Otsego Lake,19
1993,Shell Lake,-32.11111111
1993,Lake Superior at Bayfield,6.375
1993,Geneva Lake,-3
1994,Detroit Lake,-41.33333333
1994,Lake George,24.44444444
1994,Lake Mendota,-5
1994,Lake Monona,-7
1994,Mirror Lake,-29
1994,Otsego Lake,23.55555556
1994,Shell Lake,-28.88888889
1994,Lake Superior at Bayfield,9.125
1994,Geneva Lake,0.125
1995,Detroit Lake,-39.11111111
1995,Lake George,25.11111111
1995,Lake Mendota,-2.888888889
1995,Lake Monona,-4.555555556
1995,Mirror Lake,-27.77777778
1995,Otsego Lake,21.22222222
1995,Shell Lake,-28.22222222
1995,Lake Superior at Bayfield,11.375
1995,Geneva Lake,3.25
1996,Detroit Lake,-37.22222222
1996,Lake George,25.22222222
1996,Lake Mendota,-3.444444444
1996,Lake Monona,-4.888888889
1996,Mirror Lake,-28.11111111
1996,Otsego Lake,18.22222222
1996,Shell Lake,-27.55555556
1996,Lake Superior at Bayfield,14.375
1996,Geneva Lake,0.75
1997,Detroit Lake,-36
1997,Lake George,24.625
1997,Lake Mendota,-2.444444444
1997,Lake Monona,-4
1997,Mirror Lake,-24.44444444
1997,Otsego Lake,18.125
1997,Shell Lake,-25.44444444
1997,Lake Superior at Bayfield,22
1997,Geneva Lake,1.571428571
1998,Detroit Lake,-34.11111111
1998,Lake George,26.5
1998,Lake Mendota,-1.555555556
1998,Lake Monona,-5.888888889
1998,Mirror Lake,-24.66666667
1998,Otsego Lake,19.125
1998,Shell Lake,-24.88888889
1998,Lake Superior at Bayfield,23.875
1998,Geneva Lake,5.428571429
1999,Detroit Lake,-34.55555556
1999,Lake George,23.125
1999,Lake Mendota,-1.444444444
1999,Lake Monona,-7.111111111
1999,Mirror Lake,-25.22222222
1999,Otsego Lake,15.625
1999,Shell Lake,-25.44444444
1999,Lake Superior at Bayfield,23
1999,Geneva Lake,9
2000,Detroit Lake,-31
2000,Lake George,25
2000,Lake Mendota,0.222222222
2000,Lake Monona,-4.333333333
2000,Mirror Lake,-23
2000,Otsego Lake,17.625
2000,Shell Lake,-23
2000,Lake Superior at Bayfield,23.75
2000,Geneva Lake,14.42857143
2001,Detroit Lake,-29.11111111
2001,Lake George,29.5
2001,Lake Mendota,0.111111111
2001,Lake Monona,-5.666666667
2001,Mirror Lake,-21.71111111
2001,Otsego Lake,20.75
2001,Shell Lake,-21.88888889
2001,Lake Superior at Bayfield,30.25
2001,Geneva Lake,21.42857143
2002,Detroit Lake,-28.55555556
2002,Lake George,26.25
2002,Lake Mendota,1.111111111
2002,Lake Monona,-4.888888889
2002,Mirror Lake,-20.2
2002,Otsego Lake,20.25
2002,Shell Lake,-20.66666667
2002,Lake Superior at Bayfield,30.11111111
2002,Geneva Lake,23.125
2003,Detroit Lake,-29.66666667
2003,Lake George,23.75
2003,Lake Mendota,0.666666667
2003,Lake Monona,-7.444444444
2003,Mirror Lake,-21.24444444
2003,Otsego Lake,19.625
2003,Shell Lake,-23.11111111
2003,Lake Superior at Bayfield,31.66666667
2003,Geneva Lake,24.875
2004,Detroit Lake,-32.44444444
2004,Lake George,20
2004,Lake Mendota,-2.555555556
2004,Lake Monona,-10.66666667
2004,Mirror Lake,-22.4
2004,Otsego Lake,20.875
2004,Shell Lake,-24.22222222
2004,Lake Superior at Bayfield,29.66666667
2004,Geneva Lake,23.75
2005,Detroit Lake,-30.88888889
2005,Lake George,20.75
2005,Lake Mendota,-0.777777778
2005,Lake Monona,-9.111111111
2005,Mirror Lake,-21.7
2005,Otsego Lake,25
2005,Shell Lake,-23.11111111
2005,Lake Superior at Bayfield,28.77777778
2005,Geneva Lake,27.875
2006,Detroit Lake,-32.33333333
2006,Lake George,21
2006,Lake Mendota,-2.777777778
2006,Lake Monona,-11.66666667
2006,Mirror Lake,-23.65714286
2006,Otsego Lake,23.77777778
2006,Shell Lake,-25.55555556
2006,Lake Superior at Bayfield,22.66666667
2006,Geneva Lake,27.22222222
2007,Detroit Lake,-32.88888889
2007,Lake George,21.5
2007,Lake Mendota,-1.666666667
2007,Lake Monona,-8.888888889
2007,Mirror Lake,-22.1
2007,Otsego Lake,25
2007,Shell Lake,-24.11111111
2007,Lake Superior at Bayfield,23.25
2007,Geneva Lake,27.875
2008,Detroit Lake,-32.44444444
2008,Lake George,22.14285714
2008,Lake Mendota,-0.888888889
2008,Lake Monona,-8.222222222
2008,Mirror Lake,-21.12
2008,Otsego Lake,26.75
2008,Shell Lake,-23
2008,Lake Superior at Bayfield,23.1875
2008,Geneva Lake,28.375
2009,Detroit Lake,-34.25
2009,Lake George,22.28571429
2009,Lake Mendota,-1.888888889
2009,Lake Monona,-9.777777778
2009,Mirror Lake,-22.4
2009,Otsego Lake,26.875
2009,Shell Lake,-24.77777778
2009,Lake Superior at Bayfield,23.875
2009,Geneva Lake,26.25
2010,Detroit Lake,-34.57142857
2010,Lake George,16.71428571
2010,Lake Mendota,-0.333333333
2010,Lake Monona,-10.44444444
2010,Mirror Lake,-22.4
2010,Otsego Lake,23.25
2010,Shell Lake,-25.88888889
2010,Lake Superior at Bayfield,18.9375
2010,Geneva Lake,20.75
2011,Detroit Lake,-35
2011,Lake George,16.33333333
2011,Lake Mendota,-1.333333333
2011,Lake Monona,-11.22222222
2011,Mirror Lake,-13.6
2011,Otsego Lake,20.42857143
2011,Shell Lake,-24.22222222
2011,Lake Superior at Bayfield,17.5
2011,Geneva Lake,18.875
2012,Detroit Lake,-35.16666667
2012,Lake George,22
2012,Lake Mendota,-0.666666667
2012,Lake Monona,-10.22222222
2012,Mirror Lake,-12.8
2012,Otsego Lake,19.33333333
2012,Shell Lake,-23.35555556
2012,Geneva Lake,18.57142857
2013,Detroit Lake,-34.2
2013,Lake George,26.6
2013,Lake Mendota,0.555555556
2013,Lake Monona,-9.111111111
2013,Mirror Lake,-12.66666667
2013,Otsego Lake,17.66666667
2013,Shell Lake,-23.26666667
2013,Geneva Lake,19.83333333
2014,Detroit Lake,-38.4
2014,Lake George,25.4
2014,Lake Mendota,1.888888889
2014,Lake Monona,-7.555555556
2014,Mirror Lake,-19
2014,Otsego Lake,15.16666667
2014,Shell Lake,-23.73333333
2014,Geneva Lake,18.5
2015,Detroit Lake,-39.2
2015,Lake George,26.2
2015,Lake Mendota,5
2015,Lake Monona,-3.777777778
2015,Mirror Lake,-21.2
2015,Otsego Lake,14.55555556
2015,Shell Lake,-23.2
2015,Geneva Lake,17.83333333
2016,Detroit Lake,-39.2
2016,Lake George,26.33333333
2016,Lake Mendota,4.111111111
2016,Lake Monona,-3.822222222
2016,Mirror Lake,-21.2
2016,Otsego Lake,13.95238095
2016,Geneva Lake,17.85714286
2017,Detroit Lake,-41
2017,Lake George,26.42857143
2017,Lake Mendota,3.222222222
2017,Lake Monona,-3.533333333
2017,Mirror Lake,-21.2
2017,Otsego Lake,12
2017,Geneva Lake,15.57142857
2018,Detroit Lake,-41
2018,Lake George,27
2018,Lake Mendota,5.555555556
2018,Lake Monona,-0.911111111
2018,Mirror Lake,-21.2
2018,Otsego Lake,10.33333333
2018,Geneva Lake,18
2019,Lake Mendota,6
2019,Lake Monona,2.6
2019,Mirror Lake,-21.2