Archived Biennial Reports
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2023-2025.pdf (46.55M) 2021-2023.pdf (39.47M) 2019-2021.pdf (30.73M) 2017-2019.pdf (33.09M) 2015-2017.pdf (21.86M) 2013-2015.pdf (20.37M) 2011-2013.pdf (22.62M) 2009-2011.pdf (25.44M) 2007-2009.pdf (1.34M) 2005-2007.pdf (1.26M) 2003-2005.pdf (2.27M) 2001-2003.pdf (3.52M) 1999-2001.pdf (3.35M) 1997-1999.pdf (3.69M) 1995-1997.pdf (3.00M) 1993-1995.pdf (3.00M) 1991-1993.pdf (3.22M) 1989-1991.pdf (2.14M) 1987-1989.pdf (1.35M) 1985-1987.pdf (1.12M) 1983-1985.pdf (1.25M) 1981-1983.pdf (1.26M) 1979-1981.pdf (1.29M) 1977-1979.pdf (927.23K) 1975-1977.pdf (1.39M) 1973-1975.pdf (4.92M) 1972-1973.pdf (1.32M) 1970-1972.pdf (2.48M) 1968-1970.pdf (2.94M) 1966-1968.pdf (2.11M) 1962-1966.pdf (7.74M) 1960-1962.pdf (11.39M) 1958-1960.pdf (11.02M) 1956-1958.pdf (10.31M) 1954-1956.pdf (6.90M) 1952-1954.pdf (9.78M) 1950_revised.pdf (4.39M) 1950.pdf (12.34M) 1950-1952.pdf (13.19M) 1948-1950.pdf (1.42M) 1946-1948_streamflow_measurment_supplement.pdf (2.17M) 1946-1948.pdf (11.40M) 1944-1946_supplement.pdf (25.91K) 1944-1946.pdf (8.08M) 1942-1944_supplement_b.pdf (7.99M) 1942-1944_supplement_a.pdf (1.04M) 1942-1944.pdf (2.07M) 1940-1942.pdf (5.14M) 1938-1940.pdf (8.16M) 1937-1938_water_conservation_commission.pdf (2.70M) 1937-1938.pdf (805.95K) 1935-1936.pdf (4.19M) 1933-1934.pdf (4.38M) 1931-1932.pdf (5.08M) 1929-1930.pdf (6.07M) 1927-1928.pdf (8.77M) 1924-1926_part_2.pdf (11.70M) 1922-1924_part_2.pdf (9.18M) 1920.pdf (7.08M) 1920-1922.pdf (2.08M) 1918.pdf (13.38M) 1916_supplement.pdf (72.50K) 1916.pdf (13.59M) 1913-1914.pdf (10.45M) 1911-1912.pdf (8.09M) 1909-1910.pdf (5.78M) 1907-1908.pdf (4.54M) 1904.pdf (4.88M) 1900-1905.pdf (11.13M)