Precipitation annual maximum series (inches) Station ID: 36-2190 Station name: DONORA State: PA Latitude (decimal degrees): 40.1636 Longitude (decimal degrees): 79.8694 Elevation (feet): 762 Duration: 01d 1.33 1927 1.74 1928 1.90 1929 1.83 1930 1.66 1931 1.61 1932 2.54 1933 2.03 1934 1.73 1935 2.25 1936 1.98 1937 1.36 1938 1.92 1939 1.80 1940 2.84 1941 2.38 1942 1.54 1943 1.61 1944 2.59 1945 1.65 1946 1.87 1947 2.35 1948 2.05 1949 2.40 1950 1.77 1951 2.44 1952 2.11 1953 3.12 1954 2.75 1955 3.50 1956 1.22 1957 1.74 1958 1.24 1959 2.77 1960 1.43 1961 2.96 1962 1.80 1963 1.66 1964 1.83 1965 -9.99 1966 2.18 1967 2.75 1968 3.56 1969 1.80 1970 3.00 1971 3.56 1972 1.52 1973 2.55 1974 2.95 1975 1.71 1976 2.20 1977 1.25 1978 1.94 1979 2.94 1980 1.94 1981 1.66 1982 1.25 1983 1.43 1984 1.95 1985 2.98 1986 1.65 1987 2.84 1988 1.20 1989 2.34 1990 2.00 1991 3.07 1992 1.80 1993 2.01 1994 1.50 1995 1.93 1996 2.10 1997 1.30 1998 3.45 1999 3.72 2000 Duration: 02d 2.45 1927 1.76 1928 3.73 1929 2.43 1930 2.03 1931 1.65 1932 3.38 1933 2.10 1934 2.67 1935 2.91 1936 2.46 1937 1.64 1938 2.89 1939 1.94 1940 3.72 1941 3.00 1942 1.54 1943 2.25 1944 2.85 1945 1.98 1946 3.47 1947 2.66 1948 2.82 1949 2.60 1950 2.01 1951 3.06 1952 2.16 1953 3.89 1954 2.92 1955 4.67 1956 1.32 1957 1.79 1958 1.92 1959 2.78 1960 2.08 1961 2.96 1962 2.85 1963 2.46 1964 2.08 1965 -9.99 1966 3.26 1967 2.75 1968 3.56 1969 2.40 1970 3.00 1971 4.33 1972 1.71 1973 2.87 1974 3.48 1975 2.29 1976 2.38 1977 1.93 1978 2.10 1979 3.71 1980 2.49 1981 1.66 1982 1.62 1983 2.00 1984 2.55 1985 2.98 1986 1.93 1987 4.20 1988 2.25 1989 2.34 1990 2.42 1991 3.54 1992 2.35 1993 2.09 1994 2.01 1995 2.28 1996 3.50 1997 1.94 1998 3.45 1999 4.25 2000 Duration: 04d 3.56 1927 2.15 1928 4.22 1929 2.43 1930 2.48 1931 2.37 1932 3.91 1933 3.60 1934 3.26 1935 4.02 1936 3.74 1937 2.56 1938 3.28 1939 2.47 1940 4.30 1941 3.74 1942 2.44 1943 2.27 1944 2.85 1945 1.99 1946 4.09 1947 3.91 1948 2.82 1949 3.19 1950 3.01 1951 3.07 1952 2.50 1953 4.05 1954 3.65 1955 4.69 1956 2.04 1957 2.11 1958 2.26 1959 2.78 1960 2.72 1961 3.49 1962 2.94 1963 2.72 1964 2.08 1965 -9.99 1966 4.67 1967 2.93 1968 3.56 1969 2.50 1970 3.42 1971 5.55 1972 2.02 1973 3.93 1974 4.21 1975 2.45 1976 2.59 1977 2.09 1978 3.46 1979 3.76 1980 3.31 1981 1.87 1982 2.48 1983 2.05 1984 3.40 1985 3.93 1986 1.93 1987 4.85 1988 2.85 1989 3.09 1990 2.52 1991 3.67 1992 2.65 1993 2.63 1994 2.21 1995 2.83 1996 3.50 1997 2.26 1998 3.50 1999 5.52 2000 Duration: 07d 3.58 1927 2.93 1928 4.22 1929 2.86 1930 3.13 1931 2.48 1932 4.95 1933 4.43 1934 4.24 1935 5.18 1936 4.87 1937 3.12 1938 3.31 1939 3.79 1940 4.95 1941 3.98 1942 2.49 1943 2.46 1944 3.77 1945 2.37 1946 4.63 1947 3.97 1948 5.06 1949 3.19 1950 3.51 1951 3.13 1952 2.50 1953 4.18 1954 3.99 1955 4.87 1956 2.75 1957 3.15 1958 2.54 1959 3.06 1960 3.43 1961 3.49 1962 3.28 1963 2.99 1964 2.17 1965 -9.99 1966 4.67 1967 3.33 1968 3.56 1969 2.56 1970 3.50 1971 5.74 1972 3.29 1973 5.63 1974 5.63 1975 2.45 1976 2.90 1977 3.13 1978 3.98 1979 3.98 1980 4.92 1981 2.26 1982 3.03 1983 2.36 1984 4.35 1985 4.20 1986 2.92 1987 4.93 1988 3.07 1989 3.65 1990 2.86 1991 4.18 1992 2.97 1993 4.10 1994 2.86 1995 4.25 1996 4.32 1997 2.50 1998 4.23 1999 6.01 2000 Duration: 10d 4.86 1927 3.37 1928 4.22 1929 3.20 1930 3.21 1931 2.78 1932 5.70 1933 4.87 1934 4.69 1935 5.61 1936 4.94 1937 3.69 1938 3.58 1939 3.80 1940 5.31 1941 4.17 1942 3.62 1943 3.20 1944 4.86 1945 2.95 1946 4.69 1947 4.27 1948 5.14 1949 4.79 1950 4.45 1951 3.48 1952 2.66 1953 4.25 1954 4.38 1955 4.93 1956 3.20 1957 4.01 1958 2.74 1959 3.49 1960 3.92 1961 3.66 1962 3.63 1963 3.37 1964 2.75 1965 -9.99 1966 5.17 1967 4.05 1968 4.31 1969 2.60 1970 3.97 1971 7.04 1972 3.31 1973 6.09 1974 5.78 1975 3.23 1976 4.11 1977 3.18 1978 4.12 1979 4.05 1980 5.20 1981 2.72 1982 4.02 1983 3.22 1984 5.23 1985 4.42 1986 3.26 1987 5.16 1988 3.49 1989 4.33 1990 2.88 1991 5.18 1992 4.02 1993 4.59 1994 2.91 1995 4.25 1996 5.02 1997 2.87 1998 4.49 1999 7.20 2000 Duration: 20d 6.07 1927 4.99 1928 5.39 1929 4.96 1930 4.75 1931 3.77 1932 6.83 1933 7.24 1934 5.86 1935 6.35 1936 6.72 1937 4.06 1938 4.99 1939 5.35 1940 6.96 1941 5.89 1942 5.16 1943 5.17 1944 7.81 1945 4.66 1946 6.51 1947 6.85 1948 7.57 1949 6.85 1950 5.29 1951 4.88 1952 4.19 1953 6.25 1954 5.70 1955 7.64 1956 4.47 1957 5.98 1958 4.45 1959 4.56 1960 5.61 1961 4.51 1962 4.73 1963 4.46 1964 4.20 1965 -9.99 1966 6.35 1967 6.10 1968 4.51 1969 3.60 1970 4.27 1971 9.41 1972 5.26 1973 7.49 1974 7.68 1975 4.02 1976 5.26 1977 4.67 1978 6.32 1979 6.31 1980 5.78 1981 3.68 1982 5.32 1983 4.01 1984 7.94 1985 5.92 1986 5.30 1987 5.37 1988 5.00 1989 6.17 1990 5.26 1991 6.13 1992 4.85 1993 6.81 1994 3.66 1995 5.86 1996 6.14 1997 5.35 1998 5.50 1999 7.51 2000 Duration: 30d 6.77 1927 7.20 1928 7.62 1929 5.11 1930 5.39 1931 4.41 1932 8.19 1933 9.35 1934 6.29 1935 8.41 1936 7.57 1937 5.21 1938 7.62 1939 7.32 1940 9.46 1941 6.53 1942 5.74 1943 6.11 1944 8.55 1945 5.93 1946 8.39 1947 9.12 1948 8.29 1949 7.19 1950 6.58 1951 6.09 1952 5.11 1953 7.29 1954 8.65 1955 9.47 1956 5.27 1957 7.98 1958 4.83 1959 6.27 1960 7.20 1961 5.49 1962 5.73 1963 6.03 1964 5.60 1965 -9.99 1966 8.20 1967 6.53 1968 4.69 1969 5.31 1970 5.89 1971 11.08 1972 6.32 1973 9.23 1974 10.42 1975 4.98 1976 6.57 1977 5.02 1978 7.61 1979 8.70 1980 6.55 1981 4.57 1982 6.98 1983 5.65 1984 10.61 1985 7.24 1986 6.77 1987 5.75 1988 6.46 1989 7.19 1990 6.61 1991 6.71 1992 6.03 1993 7.75 1994 5.22 1995 7.33 1996 7.29 1997 6.29 1998 6.63 1999 9.96 2000 Duration: 45d 8.71 1927 8.49 1928 9.64 1929 7.26 1930 7.36 1931 5.90 1932 10.97 1933 9.89 1934 8.08 1935 9.33 1936 9.03 1937 7.18 1938 8.67 1939 8.89 1940 12.37 1941 7.90 1942 8.11 1943 8.00 1944 9.84 1945 7.79 1946 11.21 1947 12.02 1948 10.29 1949 9.75 1950 8.82 1951 9.18 1952 6.77 1953 8.56 1954 9.80 1955 12.37 1956 6.62 1957 9.20 1958 6.17 1959 8.15 1960 8.63 1961 6.84 1962 6.43 1963 8.10 1964 7.05 1965 -9.99 1966 9.43 1967 7.82 1968 6.87 1969 7.37 1970 7.59 1971 12.51 1972 8.09 1973 10.54 1974 13.69 1975 6.59 1976 7.37 1977 7.84 1978 9.61 1979 11.16 1980 7.32 1981 6.64 1982 8.96 1983 8.00 1984 12.02 1985 9.74 1986 8.54 1987 7.92 1988 9.07 1989 9.48 1990 7.39 1991 8.03 1992 7.33 1993 9.26 1994 7.41 1995 9.27 1996 8.60 1997 7.73 1998 7.53 1999 11.39 2000 Duration: 60d 10.44 1927 9.51 1928 11.85 1929 8.11 1930 10.01 1931 7.11 1932 14.64 1933 11.93 1934 9.32 1935 10.77 1936 12.05 1937 8.84 1938 10.48 1939 10.64 1940 12.85 1941 10.31 1942 9.25 1943 10.40 1944 12.15 1945 9.53 1946 12.35 1947 15.35 1948 11.91 1949 11.91 1950 10.77 1951 10.58 1952 8.36 1953 10.42 1954 10.74 1955 14.72 1956 7.79 1957 11.20 1958 7.68 1959 10.33 1960 10.89 1961 9.04 1962 7.54 1963 9.76 1964 8.18 1965 -9.99 1966 11.88 1967 8.23 1968 9.04 1969 8.64 1970 9.32 1971 13.58 1972 11.19 1973 11.63 1974 15.39 1975 7.32 1976 10.15 1977 10.21 1978 11.40 1979 11.95 1980 10.03 1981 7.79 1982 11.73 1983 9.61 1984 13.16 1985 11.51 1986 9.41 1987 9.46 1988 10.97 1989 11.23 1990 7.62 1991 8.85 1992 9.20 1993 11.54 1994 8.86 1995 11.33 1996 9.71 1997 8.86 1998 9.29 1999 13.70 2000