Precipitation annual maximum series (inches) Station ID: 42-0086 Station name: ALTON State: UT Latitude (decimal degrees): 37.4333 Longitude (decimal degrees): 112.4833 Elevation (feet): 7040 Duration: 01d 1.20 1915 2.00 1916 1.16 1917 2.00 1918 1.14 1919 1.98 1920 1.60 1921 0.97 1922 0.68 1923 0.85 1924 1.38 1925 1.00 1926 1.66 1927 0.95 1928 1.05 1929 0.83 1930 1.17 1931 1.85 1932 1.12 1933 1.85 1934 1.01 1935 1.51 1936 1.60 1937 3.55 1938 1.70 1939 1.61 1940 1.40 1941 0.85 1942 1.94 1943 1.10 1944 1.00 1945 1.34 1946 1.45 1947 1.18 1948 2.25 1949 0.85 1950 2.05 1951 1.72 1952 0.85 1953 1.05 1954 1.32 1955 1.24 1956 1.23 1957 1.20 1958 0.90 1959 1.32 1960 0.90 1961 1.14 1962 1.56 1963 1.80 1964 1.52 1965 3.21 1966 1.19 1967 1.06 1968 2.28 1969 1.50 1970 1.39 1971 2.40 1972 0.75 1973 1.10 1974 1.22 1975 1.96 1976 1.04 1977 2.03 1978 1.70 1979 1.58 1980 1.17 1981 1.67 1982 1.77 1983 1.30 1984 0.90 1985 1.70 1986 3.32 1987 1.01 1988 1.75 1989 0.90 1990 1.20 1991 1.20 1992 1.46 1993 1.02 1994 1.75 1995 1.31 1996 1.32 1997 1.37 1998 1.05 1999 1.02 2000 Duration: 01h -9/-9/-999 -9.99 06/22/1972 0.30 03/12/1973 0.30 09/14/1974 0.40 07/11/1975 0.80 07/26/1976 0.50 09/11/1977 0.50 09/16/1978 0.30 02/21/1979 0.20 09/10/1980 0.80 07/13/1981 0.50 07/22/1982 0.40 11/08/1983 0.50 07/15/1984 0.30 07/19/1985 0.50 09/08/1986 0.60 07/20/1987 0.30 06/29/1988 0.50 07/31/1989 0.80 09/06/1990 0.50 09/07/1991 0.40 08/23/1992 0.50 08/27/1993 0.40 08/15/1994 0.30 08/10/1995 0.30 02/21/1996 1.20 01/15/1997 1.00 09/11/1998 0.40 07/12/1999 0.70 08/17/2000 0.50 Duration: 02d 1.82 1915 3.00 1916 1.61 1917 2.68 1918 1.25 1919 2.44 1920 2.80 1921 1.62 1922 0.90 1923 1.30 1924 2.40 1925 1.34 1926 2.90 1927 1.37 1928 1.68 1929 1.15 1930 1.20 1931 2.72 1932 1.85 1933 1.85 1934 1.25 1935 1.63 1936 1.61 1937 3.97 1938 2.69 1939 1.83 1940 1.40 1941 1.00 1942 2.91 1943 1.10 1944 1.43 1945 1.49 1946 1.78 1947 1.38 1948 2.65 1949 1.33 1950 2.23 1951 2.00 1952 1.15 1953 1.94 1954 1.67 1955 1.72 1956 1.75 1957 1.65 1958 1.10 1959 2.35 1960 1.04 1961 1.90 1962 1.56 1963 2.45 1964 1.91 1965 3.88 1966 2.08 1967 1.69 1968 3.09 1969 1.54 1970 2.06 1971 2.65 1972 0.89 1973 1.42 1974 1.48 1975 2.13 1976 1.44 1977 2.74 1978 2.05 1979 1.82 1980 1.37 1981 1.80 1982 2.09 1983 1.71 1984 1.59 1985 2.77 1986 3.72 1987 1.31 1988 1.75 1989 1.25 1990 1.54 1991 1.33 1992 2.70 1993 1.43 1994 1.75 1995 2.07 1996 1.61 1997 2.12 1998 1.22 1999 1.48 2000 Duration: 02h -9/-9/-999 -9.99 06/22/1972 0.50 03/12/1973 0.40 09/14/1974 0.60 07/11/1975 0.80 07/26/1976 0.50 09/11/1977 0.50 09/16/1978 0.40 03/27/1979 0.40 07/25/1980 0.90 07/13/1981 0.60 09/26/1982 0.60 08/11/1983 0.60 10/12/1984 0.50 07/19/1985 0.60 09/08/1986 0.60 07/20/1987 0.40 06/29/1988 0.60 07/31/1989 0.90 09/06/1990 0.70 09/07/1991 0.70 08/23/1992 0.60 06/06/1993 0.50 10/14/1994 0.40 02/14/1995 0.40 02/21/1996 1.20 01/15/1997 1.10 09/11/1998 0.60 07/12/1999 0.80 08/17/2000 0.50 Duration: 03h -9/-9/-999 -9.99 06/22/1972 0.70 03/12/1973 0.50 09/14/1974 0.70 07/11/1975 0.80 02/08/1976 0.50 09/11/1977 0.50 11/01/1978 0.50 03/27/1979 0.50 07/25/1980 0.90 03/13/1981 0.60 09/26/1982 0.90 09/30/1983 1.00 10/12/1984 0.70 07/19/1985 0.60 09/23/1986 0.70 07/20/1987 0.50 06/29/1988 0.60 07/31/1989 0.90 09/06/1990 0.70 09/07/1991 1.00 08/23/1992 0.60 10/06/1993 0.60 10/14/1994 0.60 02/14/1995 0.50 02/21/1996 1.20 01/15/1997 1.10 09/11/1998 0.60 07/12/1999 0.80 08/17/2000 0.70 Duration: 04d 1.88 1915 3.95 1916 1.61 1917 3.22 1918 1.36 1919 3.00 1920 3.76 1921 1.83 1922 1.29 1923 1.30 1924 2.66 1925 2.33 1926 2.93 1927 1.37 1928 2.69 1929 1.66 1930 1.49 1931 4.19 1932 2.37 1933 1.90 1934 1.43 1935 1.91 1936 1.70 1937 4.84 1938 3.61 1939 1.92 1940 1.79 1941 1.22 1942 3.41 1943 1.36 1944 1.50 1945 2.32 1946 2.38 1947 1.52 1948 3.17 1949 1.46 1950 3.35 1951 2.17 1952 1.15 1953 2.46 1954 2.51 1955 2.34 1956 3.27 1957 1.85 1958 1.24 1959 2.47 1960 1.19 1961 2.06 1962 1.90 1963 2.68 1964 2.94 1965 5.07 1966 2.89 1967 2.22 1968 3.91 1969 2.07 1970 3.40 1971 2.65 1972 1.42 1973 1.87 1974 1.52 1975 2.92 1976 1.44 1977 3.07 1978 2.10 1979 2.85 1980 1.53 1981 2.44 1982 2.31 1983 1.71 1984 2.34 1985 3.76 1986 4.22 1987 1.96 1988 1.75 1989 1.55 1990 1.86 1991 2.03 1992 2.82 1993 1.44 1994 1.75 1995 2.52 1996 2.07 1997 2.67 1998 1.41 1999 1.77 2000 Duration: 06h -9/-9/-999 -9.99 06/22/1972 0.70 03/12/1973 0.60 09/14/1974 0.80 07/11/1975 0.90 02/08/1976 0.90 07/23/1977 0.70 11/01/1978 0.90 03/27/1979 0.80 07/25/1980 0.90 03/13/1981 0.70 09/26/1982 1.30 09/30/1983 1.20 10/12/1984 0.70 07/19/1985 0.70 09/23/1986 1.10 07/20/1987 0.60 04/21/1988 0.70 07/31/1989 0.90 05/28/1990 0.70 09/07/1991 1.10 02/13/1992 0.70 10/06/1993 0.90 10/14/1994 0.80 02/14/1995 0.80 02/21/1996 1.20 01/15/1997 1.10 09/11/1998 0.70 07/12/1999 0.80 10/10/2000 0.80 Duration: 07d 2.10 1915 5.13 1916 1.61 1917 5.84 1918 0.89 1919 3.15 1920 4.39 1921 1.92 1922 1.45 1923 1.70 1924 2.31 1925 3.56 1926 3.75 1927 1.37 1928 2.93 1929 1.72 1930 1.49 1931 5.25 1932 2.37 1933 1.90 1934 1.56 1935 2.97 1936 2.14 1937 5.14 1938 4.17 1939 2.73 1940 1.87 1941 1.31 1942 3.63 1943 2.00 1944 1.75 1945 2.32 1946 3.23 1947 1.55 1948 3.17 1949 1.86 1950 3.37 1951 2.32 1952 1.15 1953 2.97 1954 2.51 1955 2.44 1956 3.39 1957 1.85 1958 2.01 1959 2.50 1960 1.62 1961 2.39 1962 2.25 1963 2.78 1964 3.10 1965 5.58 1966 2.93 1967 3.41 1968 6.67 1969 2.85 1970 4.22 1971 2.68 1972 1.82 1973 2.69 1974 1.73 1975 3.87 1976 1.56 1977 3.71 1978 2.30 1979 3.65 1980 2.07 1981 2.44 1982 2.56 1983 1.71 1984 2.34 1985 4.02 1986 4.99 1987 2.62 1988 2.09 1989 1.55 1990 2.23 1991 2.43 1992 3.71 1993 1.53 1994 2.60 1995 2.99 1996 2.58 1997 3.11 1998 1.85 1999 2.67 2000 Duration: 10d 2.10 1915 5.13 1916 1.62 1917 6.30 1918 -9.99 1919 3.15 1920 5.59 1921 2.33 1922 1.83 1923 1.96 1924 3.28 1925 4.42 1926 3.80 1927 1.37 1928 3.86 1929 1.72 1930 1.69 1931 6.45 1932 2.37 1933 2.13 1934 1.60 1935 2.97 1936 2.39 1937 5.14 1938 6.96 1939 2.76 1940 2.27 1941 1.58 1942 4.15 1943 2.00 1944 1.97 1945 2.53 1946 3.63 1947 1.55 1948 3.55 1949 1.86 1950 5.00 1951 2.82 1952 1.29 1953 3.13 1954 2.51 1955 2.52 1956 3.55 1957 2.11 1958 2.36 1959 2.73 1960 1.71 1961 3.21 1962 2.25 1963 2.95 1964 4.66 1965 5.58 1966 2.95 1967 4.05 1968 7.70 1969 2.85 1970 4.22 1971 2.74 1972 2.50 1973 2.98 1974 1.84 1975 3.87 1976 1.59 1977 3.83 1978 2.91 1979 4.48 1980 2.14 1981 2.44 1982 3.33 1983 2.85 1984 2.34 1985 4.50 1986 5.73 1987 3.71 1988 2.09 1989 1.55 1990 2.23 1991 2.56 1992 5.14 1993 1.66 1994 2.86 1995 3.01 1996 2.78 1997 3.77 1998 2.03 1999 3.48 2000 Duration: 12h -9/-9/-999 -9.99 06/22/1972 1.00 03/11/1973 0.70 10/28/1974 1.10 07/11/1975 0.90 02/08/1976 1.40 07/23/1977 1.00 11/02/1978 1.40 03/27/1979 1.20 02/14/1980 1.20 03/13/1981 0.80 09/26/1982 1.50 09/29/1983 1.60 12/26/1984 1.30 11/11/1985 1.00 09/23/1986 1.40 07/20/1987 0.70 04/21/1988 1.10 03/02/1989 1.30 02/17/1990 0.90 09/07/1991 1.20 12/27/1992 1.20 01/10/1993 1.00 02/07/1994 1.20 02/14/1995 1.50 02/21/1996 1.90 08/09/1997 1.50 09/11/1998 1.00 07/12/1999 0.80 10/10/2000 1.00 Duration: 20d 2.15 1915 7.19 1916 2.98 1917 8.01 1918 -9.99 1919 -9.99 1920 6.71 1921 2.61 1922 2.41 1923 -9.99 1924 3.52 1925 5.51 1926 5.22 1927 1.83 1928 4.50 1929 2.03 1930 2.55 1931 8.15 1932 4.00 1933 2.77 1934 2.16 1935 4.61 1936 3.12 1937 6.61 1938 7.13 1939 4.22 1940 3.25 1941 2.07 1942 4.39 1943 2.50 1944 3.31 1945 3.23 1946 4.11 1947 2.17 1948 3.85 1949 2.31 1950 3.46 1951 8.26 1952 1.35 1953 3.34 1954 3.30 1955 2.57 1956 5.19 1957 3.15 1958 3.21 1959 2.76 1960 2.74 1961 4.83 1962 3.25 1963 3.03 1964 5.35 1965 5.95 1966 3.07 1967 5.57 1968 9.15 1969 3.10 1970 4.50 1971 4.00 1972 2.89 1973 3.26 1974 3.00 1975 4.14 1976 2.34 1977 5.15 1978 3.49 1979 6.01 1980 2.41 1981 3.53 1982 3.42 1983 3.94 1984 2.98 1985 4.95 1986 7.09 1987 3.90 1988 2.43 1989 2.34 1990 3.09 1991 3.02 1992 7.57 1993 3.13 1994 3.59 1995 3.36 1996 4.41 1997 4.34 1998 2.72 1999 4.08 2000 Duration: 24h -9/-9/-999 -9.99 06/22/1972 1.20 02/11/1973 0.90 10/28/1974 1.20 03/05/1975 1.10 02/08/1976 2.20 05/24/1977 1.30 11/01/1978 2.20 03/27/1979 2.00 02/14/1980 1.74 03/13/1981 1.00 09/26/1982 1.70 09/29/1983 1.80 12/26/1984 1.60 11/11/1985 1.40 09/24/1986 1.80 10/23/1987 0.90 04/20/1988 1.50 03/02/1989 1.70 02/17/1990 1.30 09/06/1991 1.50 03/02/1992 1.40 01/10/1993 1.60 02/07/1994 1.80 02/13/1995 2.00 02/21/1996 1.90 01/12/1997 1.70 09/11/1998 1.50 04/23/1999 0.90 10/10/2000 1.20 Duration: 30d 2.55 1915 8.28 1916 3.42 1917 8.59 1918 -9.99 1919 -9.99 1920 -9.99 1921 3.15 1922 2.63 1923 -9.99 1924 5.27 1925 5.69 1926 6.58 1927 2.34 1928 4.80 1929 2.58 1930 3.17 1931 8.17 1932 4.20 1933 3.71 1934 2.84 1935 5.72 1936 3.53 1937 7.01 1938 8.25 1939 4.97 1940 3.73 1941 2.59 1942 4.42 1943 3.50 1944 3.83 1945 4.62 1946 4.35 1947 2.50 1948 4.97 1949 1.91 1950 4.09 1951 9.31 1952 1.58 1953 4.19 1954 3.30 1955 2.62 1956 6.71 1957 4.74 1958 3.69 1959 4.06 1960 3.75 1961 5.68 1962 4.76 1963 3.28 1964 6.76 1965 6.82 1966 3.92 1967 6.06 1968 10.73 1969 4.71 1970 4.85 1971 5.21 1972 4.18 1973 3.37 1974 3.24 1975 5.18 1976 2.90 1977 5.92 1978 3.98 1979 6.38 1980 3.22 1981 4.62 1982 5.31 1983 4.96 1984 3.70 1985 5.15 1986 7.82 1987 3.90 1988 3.54 1989 2.38 1990 4.16 1991 3.61 1992 8.84 1993 3.55 1994 3.96 1995 3.62 1996 5.61 1997 5.07 1998 3.35 1999 4.94 2000 Duration: 45d 4.26 1915 9.18 1916 4.32 1917 8.79 1918 -9.99 1919 -9.99 1920 -9.99 1921 -9.99 1922 2.86 1923 -9.99 1924 -9.99 1925 -9.99 1926 7.01 1927 2.89 1928 8.54 1929 3.23 1930 3.54 1931 9.07 1932 4.54 1933 4.02 1934 3.70 1935 5.67 1936 7.16 1937 8.37 1938 8.53 1939 5.23 1940 5.47 1941 3.08 1942 6.20 1943 4.48 1944 5.11 1945 6.30 1946 5.32 1947 2.89 1948 5.82 1949 2.55 1950 5.88 1951 10.11 1952 2.68 1953 4.59 1954 5.16 1955 2.72 1956 7.26 1957 6.02 1958 3.46 1959 4.53 1960 4.36 1961 7.07 1962 6.50 1963 4.01 1964 7.58 1965 6.97 1966 4.25 1967 6.18 1968 15.98 1969 5.11 1970 4.98 1971 6.98 1972 5.06 1973 4.11 1974 4.01 1975 5.33 1976 3.72 1977 6.88 1978 5.35 1979 10.86 1980 3.92 1981 5.95 1982 5.79 1983 5.98 1984 3.74 1985 6.15 1986 8.34 1987 3.90 1988 3.84 1989 3.36 1990 4.30 1991 4.03 1992 11.70 1993 3.60 1994 5.71 1995 4.13 1996 6.55 1997 5.15 1998 4.69 1999 5.78 2000 Duration: 48h -9/-9/-999 -9.99 06/22/1972 1.30 02/10/1973 1.20 10/28/1974 1.70 03/05/1975 1.50 02/08/1976 2.40 05/24/1977 1.50 12/17/1978 3.00 03/27/1979 2.90 02/19/1980 2.50 04/18/1981 1.10 09/25/1982 1.80 09/29/1983 2.20 12/26/1984 1.90 03/26/1985 1.70 09/23/1986 3.20 10/23/1987 1.40 04/20/1988 1.70 03/02/1989 1.70 02/17/1990 1.90 09/06/1991 1.60 10/29/1992 1.70 02/18/1993 2.70 02/07/1994 2.10 03/10/1995 2.10 02/21/1996 1.90 09/13/1997 1.90 09/10/1998 2.40 04/23/1999 1.20 08/28/2000 1.30 Duration: 60d 11.27 1916 4.77 1917 -9.99 1918 -9.99 1919 -9.99 1920 -9.99 1921 -9.99 1922 -9.99 1923 -9.99 1924 -9.99 1925 -9.99 1926 7.83 1927 3.20 1928 9.04 1929 4.69 1930 3.50 1931 10.73 1932 4.55 1933 4.78 1934 4.29 1935 6.26 1936 8.84 1937 9.41 1938 8.95 1939 5.71 1940 6.03 1941 4.09 1942 7.27 1943 5.48 1944 5.33 1945 6.30 1946 5.68 1947 3.14 1948 7.07 1949 2.55 1950 10.83 1951 6.28 1952 2.90 1953 5.86 1954 5.16 1955 2.72 1956 7.84 1957 6.79 1958 3.78 1959 5.51 1960 5.47 1961 8.16 1962 7.12 1963 4.68 1964 8.53 1965 8.63 1966 5.69 1967 6.50 1968 16.99 1969 5.66 1970 5.73 1971 8.72 1972 7.38 1973 5.50 1974 4.75 1975 5.33 1976 4.19 1977 9.58 1978 6.73 1979 11.99 1980 4.97 1981 7.35 1982 6.62 1983 6.06 1984 5.46 1985 7.43 1986 8.72 1987 4.72 1988 5.00 1989 3.83 1990 4.30 1991 5.20 1992 14.94 1993 4.40 1994 6.38 1995 6.81 1996 8.22 1997 6.73 1998 5.78 1999 5.91 2000