Precipitation annual maximum series (inches) Station ID: 20-0098 Station name: ALCONA DAM State: MI Latitude (decimal degrees): 44.5667 Longitude (decimal degrees): -83.8000 Elevation (feet): 730 Duration: 1 hour 07/26/1949 0.77 06/23/1950 1.26 07/04/1951 1.06 07/14/1952 0.61 08/07/1953 0.65 09/17/1954 1.29 08/03/1955 1.33 08/30/1956 0.73 04/24/1957 1.14 09/06/1958 0.74 05/19/1959 0.93 08/07/1960 0.63 09/11/1961 0.38 06/23/1962 0.78 06/06/1963 1.31 08/02/1964 0.88 07/16/1965 0.56 08/08/1966 0.75 06/10/1967 0.36 09/09/1968 0.44 09/04/1970 0.80 08/26/1972 0.76 07/30/1973 1.15 06/07/1974 0.50 07/07/1975 1.20 08/31/1977 0.90 08/09/1979 1.10 08/11/1980 0.70 06/15/1981 0.90 08/02/1982 0.90 07/11/1984 1.40 06/22/1988 0.90 08/10/1989 1.10 08/08/1992 0.50 08/13/1993 0.60 07/06/1994 1.90 07/27/1995 0.90 07/18/1996 1.10 05/06/1998 0.90 06/28/1999 0.70 02/20/2002 1.10 06/08/2003 0.80 Duration: 2 hours 07/26/1949 0.81 06/23/1950 1.59 07/04/1951 1.51 07/14/1952 0.69 08/07/1953 0.95 09/17/1954 1.35 08/03/1955 1.39 08/30/1956 0.82 06/17/1957 1.40 09/06/1958 0.81 05/19/1959 1.77 11/15/1960 0.83 09/14/1961 0.65 06/23/1962 0.94 06/06/1963 1.50 08/02/1964 1.26 07/09/1965 0.74 10/15/1966 0.82 04/16/1967 0.66 09/09/1968 0.49 09/04/1970 1.26 08/26/1972 1.11 07/30/1973 2.11 06/09/1974 0.90 07/07/1975 1.40 07/29/1977 0.94 08/09/1979 1.80 08/11/1980 1.00 06/03/1981 1.10 08/02/1982 0.94 07/10/1984 2.40 06/22/1988 1.00 08/10/1989 1.40 08/08/1992 0.90 07/18/1993 0.70 07/06/1994 2.40 07/27/1995 1.40 07/18/1996 1.20 05/06/1998 1.50 06/13/1999 1.00 02/20/2002 1.20 06/08/2003 0.84 Duration: 3 hours 07/26/1949 0.83 06/23/1950 1.77 07/04/1951 1.71 07/23/1952 0.85 08/07/1953 1.05 09/17/1954 1.38 08/03/1955 1.42 07/01/1956 1.03 06/17/1957 1.50 09/06/1958 0.85 05/19/1959 1.83 11/15/1960 0.94 09/14/1961 0.77 06/23/1962 0.97 06/06/1963 1.53 08/02/1964 1.38 07/09/1965 0.80 10/15/1966 1.08 04/16/1967 0.71 10/09/1968 0.62 09/03/1970 1.46 08/26/1972 1.52 07/30/1973 2.30 06/09/1974 1.20 07/07/1975 1.43 07/29/1977 0.96 08/09/1979 2.00 08/11/1980 1.02 06/03/1981 1.12 08/02/1982 0.96 07/10/1984 3.30 06/22/1988 1.10 08/10/1989 1.43 08/08/1992 1.10 07/18/1993 0.80 07/06/1994 2.60 08/17/1995 1.60 07/18/1996 1.40 05/06/1998 1.53 06/13/1999 1.40 02/20/2002 1.22 07/10/2003 0.90 Duration: 6 hours 07/06/1949 0.89 06/23/1950 1.82 07/03/1951 2.45 08/02/1952 1.12 08/07/1953 1.10 05/28/1954 1.54 06/07/1955 1.49 07/01/1956 1.20 04/24/1957 2.30 09/06/1958 0.92 05/19/1959 1.87 11/15/1960 1.05 09/14/1961 0.87 05/19/1962 1.03 06/06/1963 1.55 08/02/1964 1.41 09/04/1965 1.21 10/15/1966 1.48 04/16/1967 0.80 07/27/1968 0.80 09/03/1970 1.89 08/26/1972 2.32 07/30/1973 2.32 06/09/1974 1.21 08/31/1975 1.80 07/29/1977 0.97 08/09/1979 2.30 08/11/1980 1.10 06/03/1981 1.20 03/12/1982 1.10 07/10/1984 3.70 11/05/1988 1.30 08/10/1989 1.44 08/08/1992 1.90 07/18/1993 1.00 07/06/1994 2.70 08/17/1995 1.90 07/18/1996 1.50 05/06/1998 1.55 06/13/1999 2.00 02/20/2002 1.30 07/10/2003 1.50 Duration: 12 hours 01/18/1949 1.13 06/23/1950 1.84 07/03/1951 3.37 08/03/1952 1.19 05/01/1953 1.19 05/28/1954 1.56 08/29/1955 1.69 07/01/1956 1.21 04/24/1957 2.32 09/05/1958 1.07 05/19/1959 1.89 11/15/1960 1.25 04/16/1961 1.06 03/11/1962 1.10 06/06/1963 1.56 08/02/1964 1.90 11/26/1965 1.50 10/15/1966 1.59 01/06/1967 1.11 08/19/1968 1.00 09/03/1970 1.91 08/26/1972 2.49 07/30/1973 2.53 01/26/1974 1.22 08/31/1975 2.40 07/04/1977 1.30 08/09/1979 2.40 06/19/1980 1.60 04/08/1981 1.30 12/02/1982 1.11 07/10/1984 3.80 11/05/1988 1.40 08/10/1989 1.46 08/08/1992 2.10 04/20/1993 1.10 07/06/1994 2.73 07/27/1995 2.10 07/18/1996 1.52 10/05/1998 1.56 06/13/1999 2.70 02/19/2002 1.40 07/10/2003 2.40 Duration: 1 day 05/09/1927 2.39 06/25/1928 2.17 04/06/1929 1.86 07/13/1930 1.08 06/27/1931 2.36 10/10/1932 1.66 04/17/1933 1.42 03/17/1934 1.20 07/20/1935 2.25 09/23/1936 1.85 09/03/1937 1.74 09/07/1938 1.37 01/18/1949 1.13 12/07/1950 1.74 07/04/1951 4.31 04/13/1952 1.17 05/01/1953 1.56 05/28/1954 1.43 06/07/1955 1.51 07/01/1956 1.08 04/24/1957 2.12 09/06/1958 1.01 05/19/1959 1.69 11/15/1960 1.51 04/16/1961 1.05 03/12/1962 1.23 06/06/1963 1.43 08/02/1964 1.83 11/26/1965 1.43 11/27/1966 1.65 04/21/1967 1.09 08/19/1968 1.24 09/04/1970 1.92 08/26/1972 2.22 07/30/1973 2.43 07/03/1974 1.43 07/05/1977 1.52 08/09/1979 2.14 06/19/1980 1.52 04/08/1981 1.43 12/02/1982 1.16 07/11/1984 3.39 11/05/1988 1.52 08/10/1989 1.52 08/08/1992 1.88 04/20/1993 1.34 07/06/1994 3.93 08/17/1995 1.96 07/18/1996 1.70 10/06/1998 2.32 06/13/1999 2.68 02/20/2002 1.34 07/10/2003 2.23 Duration: 2 days 05/08/1927 2.57 06/25/1928 2.77 04/06/1929 2.52 09/25/1930 1.16 06/26/1931 2.68 10/09/1932 2.46 04/17/1933 1.57 03/17/1934 1.29 07/19/1935 2.46 09/23/1936 1.99 09/02/1937 2.83 08/15/1938 1.72 06/14/1949 1.45 12/07/1950 1.88 07/03/1951 5.45 04/12/1952 2.23 08/07/1953 1.68 05/28/1954 1.54 08/29/1955 1.63 04/02/1956 1.88 04/24/1957 2.69 09/05/1958 1.21 05/19/1959 2.35 11/15/1960 1.65 09/13/1961 2.01 03/11/1962 1.77 06/05/1963 1.54 08/02/1964 2.11 11/26/1965 1.62 11/27/1966 2.02 01/06/1967 1.24 09/09/1968 1.34 09/03/1970 2.29 08/26/1972 2.39 07/30/1973 3.03 07/03/1974 1.83 07/04/1977 1.64 08/09/1979 2.31 06/19/1980 1.64 04/08/1981 1.54 08/02/1982 1.44 07/10/1984 3.65 08/14/1987 3.30 11/04/1988 1.83 06/08/1989 1.73 08/08/1992 2.02 06/19/1993 1.54 07/05/1994 4.33 07/27/1995 2.12 09/21/1996 1.83 10/05/1998 2.88 06/13/1999 2.89 05/29/2002 2.12 07/10/2003 2.50 Duration: 3 days 09/26/1927 2.80 08/02/1928 2.80 04/05/1929 2.72 09/25/1930 1.17 06/25/1931 3.32 10/09/1932 2.48 04/30/1933 1.76 09/20/1934 1.30 07/19/1935 2.48 09/23/1936 2.01 09/02/1937 2.86 08/15/1938 2.03 06/13/1949 1.51 09/11/1950 2.31 07/02/1951 5.81 08/02/1952 2.32 08/07/1953 1.75 05/28/1954 1.60 08/29/1955 1.69 08/28/1956 1.95 04/23/1957 2.85 11/15/1958 1.29 05/19/1959 2.44 11/14/1960 1.72 09/12/1961 2.09 04/30/1962 1.86 05/08/1963 1.90 08/01/1964 2.19 11/25/1965 1.68 11/27/1966 2.42 01/06/1967 1.29 09/09/1968 1.39 09/02/1970 2.38 08/24/1972 2.56 07/30/1973 3.59 06/07/1974 2.10 07/04/1977 1.70 08/09/1979 2.40 06/19/1980 1.70 04/08/1981 1.60 08/02/1982 1.50 07/10/1984 3.80 08/14/1987 4.20 11/04/1988 1.90 06/08/1989 1.80 08/08/1992 2.70 06/18/1993 1.80 07/05/1994 4.90 07/27/1995 2.20 09/21/1996 1.90 10/05/1998 3.00 06/13/1999 3.00 05/29/2002 2.20 11/02/2003 2.70 Duration: 4 days 09/26/1927 2.90 06/23/1928 2.97 04/04/1929 2.77 03/24/1930 1.19 06/25/1931 3.35 10/09/1932 2.51 04/30/1933 1.78 06/18/1934 1.32 07/20/1935 3.16 09/23/1936 2.03 08/31/1937 3.05 08/15/1938 2.05 06/13/1949 1.52 09/11/1950 2.87 07/01/1951 5.92 08/02/1952 2.34 08/07/1953 1.77 05/28/1954 2.16 08/03/1955 1.80 08/28/1956 1.97 04/22/1957 2.90 09/03/1958 1.73 05/19/1959 2.46 11/13/1960 1.74 09/11/1961 2.48 04/30/1962 1.95 05/07/1963 1.97 07/31/1964 2.27 11/24/1965 1.75 11/24/1966 2.59 06/07/1967 1.61 08/16/1968 1.41 09/02/1970 2.40 08/23/1972 2.62 07/27/1973 3.63 06/06/1974 2.20 07/04/1977 2.20 08/09/1979 2.42 06/19/1980 1.90 04/08/1981 1.62 12/02/1982 2.10 07/10/1984 3.84 08/14/1987 4.30 11/05/1988 2.00 06/08/1989 1.82 08/08/1992 2.73 06/17/1993 1.90 07/05/1994 5.80 07/25/1995 2.30 09/21/1996 2.20 10/05/1998 3.03 06/11/1999 3.30 05/28/2002 2.30 07/10/2003 2.90 Duration: 7 days 05/09/1927 3.13 06/20/1928 3.63 03/31/1929 3.76 09/20/1930 1.31 06/22/1931 4.06 10/04/1932 3.73 04/11/1933 1.99 09/20/1934 1.96 07/19/1935 3.37 09/23/1936 2.71 08/31/1937 3.08 09/06/1938 2.64 06/13/1949 1.54 09/12/1950 3.10 06/30/1951 6.14 07/17/1952 2.64 04/25/1953 2.48 06/19/1954 2.63 07/31/1955 2.00 04/02/1956 2.29 04/22/1957 2.93 08/31/1958 1.80 08/15/1959 3.21 11/12/1960 1.78 09/11/1961 2.50 04/30/1962 2.03 05/04/1963 2.14 07/28/1964 2.45 09/04/1965 2.08 11/24/1966 3.16 06/05/1967 2.17 08/16/1968 1.42 08/30/1970 3.18 08/22/1972 3.83 07/26/1973 5.38 06/06/1974 2.40 08/28/1977 2.36 08/04/1979 2.70 06/14/1980 2.30 04/08/1981 2.20 07/30/1982 2.50 07/06/1984 4.10 08/14/1987 4.34 11/04/1988 3.00 08/04/1989 2.60 08/08/1992 2.76 06/19/1993 2.30 07/05/1994 5.90 08/12/1995 2.60 09/21/1996 3.20 09/30/1998 3.10 06/11/1999 3.70 05/29/2002 2.80 07/10/2003 2.93 Duration: 10 days 05/08/1927 3.51 06/18/1928 4.40 03/31/1929 4.42 06/18/1930 2.02 06/19/1931 4.52 10/03/1932 3.82 04/09/1933 2.74 09/20/1934 2.07 07/14/1935 3.72 09/14/1936 2.83 09/02/1937 4.12 08/08/1938 3.62 01/18/1949 1.86 09/10/1950 4.09 06/30/1951 6.49 07/14/1952 3.78 04/25/1953 2.56 05/28/1954 2.69 07/31/1955 2.02 08/21/1956 2.72 06/13/1957 3.07 08/28/1958 2.79 08/14/1959 4.66 11/08/1960 1.91 09/11/1961 2.53 04/30/1962 2.11 05/28/1963 2.99 08/02/1964 3.07 09/13/1965 2.39 11/24/1966 3.19 06/07/1967 2.98 09/09/1968 1.60 08/30/1970 3.21 08/17/1972 3.98 07/24/1973 6.16 06/06/1974 3.00 07/29/1977 2.90 04/25/1979 3.00 06/19/1980 2.60 04/08/1981 2.30 07/27/1982 3.00 07/06/1984 4.14 08/07/1987 5.50 11/04/1988 3.30 05/31/1989 2.70 08/02/1992 2.90 06/17/1993 2.60 06/29/1994 6.10 08/12/1995 2.90 09/21/1996 3.23 09/27/1998 3.30 06/09/1999 3.90 05/27/2002 3.10 11/02/2003 3.20 Duration: 20 days 05/04/1927 4.86 07/20/1928 5.44 03/25/1929 5.10 06/16/1930 2.90 06/19/1931 4.77 09/26/1932 3.98 04/14/1933 3.81 09/08/1934 3.20 07/19/1935 5.25 09/23/1936 4.81 08/31/1937 5.12 08/04/1938 4.45 01/18/1949 2.82 08/26/1950 4.37 06/18/1951 7.46 07/17/1952 4.96 05/17/1953 3.52 09/17/1954 4.51 05/19/1955 2.87 06/26/1956 3.43 06/11/1957 5.32 08/20/1958 3.69 08/14/1959 6.77 05/06/1960 2.95 09/11/1961 4.43 04/30/1962 3.45 05/28/1963 4.11 08/02/1964 3.87 09/04/1965 4.49 11/24/1966 4.99 06/05/1967 4.05 11/15/1968 2.46 08/30/1970 3.71 08/07/1972 5.39 07/24/1973 6.16 05/31/1974 3.20 07/29/1977 4.60 08/09/1979 4.80 06/03/1980 3.60 03/26/1981 3.20 07/18/1982 3.60 06/24/1984 4.40 08/01/1987 6.90 10/17/1988 4.00 07/26/1989 3.80 10/15/1992 3.70 06/06/1993 3.50 07/05/1994 8.40 07/13/1995 4.30 09/09/1996 4.70 09/24/1998 4.60 06/13/1999 5.30 02/19/2002 3.90 11/02/2003 5.10 Duration: 30 days 05/08/1927 6.21 07/19/1928 6.06 03/31/1929 6.40 06/15/1930 4.15 06/19/1931 5.70 10/03/1932 6.05 04/05/1933 5.03 08/24/1934 4.03 07/14/1935 5.90 09/11/1936 6.21 08/27/1937 6.31 08/15/1938 5.58 01/18/1949 3.58 08/26/1950 5.42 06/09/1951 8.21 07/08/1952 6.70 05/17/1953 4.00 05/28/1954 5.77 08/03/1955 4.17 08/03/1956 4.58 06/13/1957 6.03 08/20/1958 3.97 08/14/1959 6.94 04/13/1960 4.05 09/01/1961 4.68 02/11/1962 4.04 05/08/1963 5.45 07/07/1964 4.72 08/31/1965 5.59 11/09/1966 5.78 04/02/1967 4.40 08/30/1970 4.76 07/31/1972 5.88 07/24/1973 6.59 06/06/1974 5.30 08/02/1977 5.70 08/04/1979 5.10 06/03/1980 4.60 03/30/1981 4.70 07/09/1982 5.30 09/16/1983 7.10 06/17/1984 5.30 07/19/1987 7.90 10/16/1988 5.80 05/12/1989 4.20 10/15/1992 5.10 05/30/1993 4.70 06/24/1994 10.30 07/22/1995 5.30 09/09/1996 5.00 06/08/1998 4.90 06/10/1999 6.50 05/28/2002 4.40 11/02/2003 5.80 Duration: 45 days 04/21/1927 7.33 06/21/1928 9.00 03/31/1929 8.20 06/06/1930 4.94 09/13/1931 6.82 09/17/1932 6.85 03/19/1933 6.39 08/19/1934 4.94 06/14/1935 7.13 09/07/1936 8.17 08/12/1937 8.30 08/04/1938 7.94 12/15/1948 4.85 06/19/1950 6.91 05/26/1951 9.42 06/29/1952 7.67 04/25/1953 6.55 05/28/1954 6.18 07/31/1955 4.52 08/03/1956 5.74 06/11/1957 7.45 08/30/1958 5.05 08/14/1959 8.38 04/16/1960 5.73 08/23/1961 6.43 04/30/1962 4.56 04/30/1963 7.42 06/28/1964 6.15 08/25/1965 7.17 11/24/1966 7.50 03/20/1967 5.72 11/15/1968 4.15 10/28/1970 5.90 07/13/1972 8.32 06/27/1973 7.58 05/03/1974 6.00 07/24/1977 7.90 03/24/1979 5.90 06/06/1980 6.30 03/29/1981 6.20 06/20/1982 6.70 05/29/1984 6.50 10/16/1988 7.00 05/12/1989 4.90 10/09/1992 7.20 05/18/1993 5.60 06/24/1994 11.80 07/13/1995 7.20 09/09/1996 6.80 08/23/1998 5.60 06/09/1999 8.00 04/22/2002 6.50 11/02/2003 7.20 04/17/2004 9.00 Duration: 60 days 04/16/1927 8.74 06/18/1928 10.48 03/31/1929 9.32 05/16/1930 5.72 06/14/1931 8.55 05/25/1932 7.58 04/14/1933 7.87 07/29/1934 6.37 06/14/1935 9.09 08/21/1936 9.88 08/12/1937 8.77 07/23/1938 9.04 11/26/1949 5.34 07/17/1950 8.56 05/16/1951 10.25 07/08/1952 8.39 04/10/1953 7.26 04/06/1954 7.71 04/20/1955 5.00 07/01/1956 6.94 04/24/1957 8.90 08/28/1958 6.35 08/14/1959 10.95 04/13/1960 6.30 08/03/1961 7.39 04/27/1962 6.59 04/22/1963 8.44 07/29/1964 7.51 08/01/1965 8.95 10/13/1966 9.05 04/16/1967 6.93 11/18/1968 5.42 10/08/1970 6.99 06/29/1972 8.87 06/03/1973 8.39 05/05/1974 7.50 07/07/1975 10.90 07/04/1977 10.07 06/30/1979 7.20 05/13/1980 7.80 04/08/1981 7.20 06/10/1982 8.70 05/13/1984 9.00 07/24/1987 10.60 10/16/1988 7.30 07/26/1989 5.20 09/27/1992 8.50 07/18/1993 6.70 06/24/1994 14.00 06/27/1995 9.10 09/09/1996 8.40 05/01/1998 6.90 05/23/1999 9.50 04/07/2002 8.00 05/22/2003 10.30