Precipitation annual maximum series (inches) Station ID: 18-2060 Station name: CONOWINGO DAM State: MD Latitude (decimal degrees): 39.6558 Longitude (decimal degrees): 76.1756 Elevation (feet): 40 Duration: 01d 2.85 1936 2.41 1937 3.35 1938 2.96 1939 2.56 1940 -9.99 1941 -9.99 1942 -9.99 1943 -9.99 1944 -9.99 1945 -9.99 1946 -9.99 1947 2.38 1948 3.27 1949 3.33 1950 3.85 1951 5.55 1952 2.48 1953 1.37 1954 2.75 1955 2.42 1956 2.65 1957 3.66 1958 2.76 1959 3.63 1960 1.56 1961 1.75 1962 2.30 1963 1.76 1964 1.86 1965 2.74 1966 2.99 1967 3.21 1968 2.39 1969 2.80 1970 5.03 1971 4.32 1972 2.82 1973 2.29 1974 3.66 1975 2.23 1976 2.81 1977 3.40 1978 3.96 1979 2.37 1980 1.53 1981 2.20 1982 3.07 1983 3.19 1984 5.29 1985 2.01 1986 5.67 1987 1.98 1988 3.03 1989 2.11 1990 1.58 1991 -9.99 1992 3.28 1993 1.73 1994 2.29 1995 3.16 1996 1.80 1997 3.25 1998 8.25 1999 3.35 2000 Duration: 02d 2.93 1936 2.51 1937 3.91 1938 2.96 1939 2.56 1940 -9.99 1941 -9.99 1942 -9.99 1943 -9.99 1944 -9.99 1945 -9.99 1946 -9.99 1947 2.43 1948 3.62 1949 3.33 1950 4.09 1951 7.73 1952 3.37 1953 1.75 1954 5.35 1955 2.45 1956 2.92 1957 5.68 1958 3.37 1959 5.50 1960 1.86 1961 2.33 1962 2.80 1963 2.16 1964 1.89 1965 2.79 1966 3.83 1967 3.35 1968 3.26 1969 3.00 1970 5.74 1971 5.60 1972 2.94 1973 2.91 1974 5.51 1975 2.81 1976 2.84 1977 3.79 1978 4.18 1979 3.63 1980 1.79 1981 2.38 1982 4.80 1983 3.24 1984 6.42 1985 2.65 1986 6.23 1987 2.86 1988 4.42 1989 3.86 1990 2.33 1991 -9.99 1992 4.12 1993 2.60 1994 2.45 1995 3.25 1996 2.28 1997 3.92 1998 8.32 1999 3.95 2000 Duration: 04d 2.93 1936 3.98 1937 5.92 1938 4.31 1939 2.95 1940 -9.99 1941 -9.99 1942 -9.99 1943 -9.99 1944 -9.99 1945 -9.99 1946 -9.99 1947 2.58 1948 3.72 1949 3.42 1950 4.09 1951 7.80 1952 3.48 1953 1.84 1954 6.83 1955 2.60 1956 4.16 1957 5.70 1958 4.34 1959 6.88 1960 2.97 1961 3.03 1962 3.03 1963 2.85 1964 2.01 1965 2.84 1966 4.82 1967 3.37 1968 3.52 1969 4.01 1970 5.82 1971 6.12 1972 3.10 1973 2.96 1974 7.69 1975 3.88 1976 3.30 1977 3.91 1978 4.36 1979 4.17 1980 2.08 1981 2.73 1982 4.91 1983 3.34 1984 6.42 1985 3.21 1986 6.93 1987 3.83 1988 4.64 1989 3.98 1990 2.90 1991 -9.99 1992 4.12 1993 2.91 1994 2.78 1995 3.79 1996 2.59 1997 4.09 1998 8.35 1999 3.98 2000 Duration: 07d 3.71 1936 4.75 1937 7.46 1938 4.66 1939 4.58 1940 -9.99 1941 -9.99 1942 -9.99 1943 -9.99 1944 -9.99 1945 -9.99 1946 -9.99 1947 2.63 1948 5.26 1949 3.83 1950 5.90 1951 7.95 1952 4.49 1953 2.28 1954 9.22 1955 3.11 1956 5.02 1957 6.07 1958 5.35 1959 6.89 1960 3.38 1961 3.49 1962 3.91 1963 2.88 1964 2.82 1965 3.30 1966 6.03 1967 5.09 1968 3.83 1969 4.17 1970 7.74 1971 7.67 1972 3.62 1973 4.10 1974 8.43 1975 4.16 1976 3.34 1977 4.00 1978 5.23 1979 4.40 1980 2.30 1981 3.49 1982 4.91 1983 4.58 1984 7.29 1985 3.93 1986 8.94 1987 4.28 1988 4.64 1989 5.63 1990 2.90 1991 -9.99 1992 4.27 1993 3.08 1994 3.19 1995 3.85 1996 2.93 1997 4.51 1998 9.35 1999 4.87 2000 Duration: 10d 4.51 1936 5.95 1937 7.96 1938 5.19 1939 4.91 1940 -9.99 1941 -9.99 1942 -9.99 1943 -9.99 1944 -9.99 1945 -9.99 1946 -9.99 1947 3.33 1948 6.16 1949 5.42 1950 5.97 1951 8.35 1952 4.53 1953 2.50 1954 9.77 1955 3.89 1956 5.58 1957 6.40 1958 5.35 1959 7.07 1960 3.76 1961 4.44 1962 3.93 1963 3.12 1964 2.97 1965 4.35 1966 6.87 1967 5.17 1968 5.00 1969 4.77 1970 8.42 1971 8.29 1972 4.62 1973 5.12 1974 9.22 1975 4.57 1976 4.64 1977 4.68 1978 5.50 1979 4.70 1980 2.79 1981 4.46 1982 6.51 1983 4.58 1984 7.57 1985 5.16 1986 9.64 1987 5.31 1988 5.74 1989 6.05 1990 3.11 1991 -9.99 1992 6.55 1993 3.81 1994 4.57 1995 4.76 1996 3.77 1997 5.35 1998 12.52 1999 4.96 2000 Duration: 20d 6.76 1936 6.22 1937 9.24 1938 6.42 1939 7.70 1940 -9.99 1941 -9.99 1942 -9.99 1943 -9.99 1944 -9.99 1945 -9.99 1946 -9.99 1947 4.50 1948 7.08 1949 7.24 1950 8.02 1951 9.34 1952 6.73 1953 4.69 1954 11.34 1955 4.77 1956 6.49 1957 8.95 1958 7.06 1959 7.74 1960 5.38 1961 6.86 1962 4.34 1963 5.12 1964 3.52 1965 5.91 1966 9.31 1967 6.12 1968 6.59 1969 7.18 1970 10.15 1971 9.89 1972 6.43 1973 6.81 1974 10.23 1975 5.53 1976 5.69 1977 7.76 1978 9.70 1979 6.19 1980 4.28 1981 7.37 1982 8.84 1983 7.43 1984 7.77 1985 7.49 1986 11.52 1987 7.93 1988 8.88 1989 8.13 1990 4.46 1991 -9.99 1992 6.87 1993 5.37 1994 5.75 1995 7.78 1996 5.29 1997 6.37 1998 16.11 1999 8.11 2000 Duration: 30d 7.17 1936 8.60 1937 11.50 1938 10.08 1939 10.30 1940 -9.99 1941 -9.99 1942 -9.99 1943 -9.99 1944 -9.99 1945 -9.99 1946 -9.99 1947 6.11 1948 8.24 1949 7.97 1950 9.90 1951 11.80 1952 8.38 1953 5.10 1954 12.26 1955 5.57 1956 8.09 1957 10.12 1958 8.54 1959 8.57 1960 6.28 1961 6.99 1962 6.29 1963 6.89 1964 4.20 1965 6.06 1966 13.10 1967 7.60 1968 7.97 1969 8.55 1970 13.80 1971 11.91 1972 8.39 1973 7.41 1974 12.81 1975 7.24 1976 8.12 1977 8.93 1978 11.85 1979 8.90 1980 5.44 1981 8.90 1982 11.59 1983 8.88 1984 8.18 1985 9.80 1986 12.51 1987 10.13 1988 11.07 1989 9.24 1990 5.10 1991 -9.99 1992 7.74 1993 6.72 1994 7.87 1995 8.88 1996 7.10 1997 8.31 1998 18.49 1999 9.62 2000 Duration: 45d 10.05 1936 9.55 1937 14.66 1938 11.48 1939 11.42 1940 -9.99 1941 -9.99 1942 -9.99 1943 -9.99 1944 -9.99 1945 -9.99 1946 -9.99 1947 6.95 1948 10.68 1949 9.22 1950 13.22 1951 13.74 1952 10.04 1953 6.12 1954 12.45 1955 8.35 1956 9.50 1957 11.88 1958 9.83 1959 12.38 1960 8.20 1961 8.79 1962 7.47 1963 8.73 1964 5.75 1965 8.77 1966 14.72 1967 9.24 1968 10.29 1969 12.11 1970 18.08 1971 13.37 1972 11.09 1973 9.15 1974 16.81 1975 10.08 1976 9.82 1977 9.68 1978 16.97 1979 10.15 1980 7.46 1981 9.25 1982 13.92 1983 12.12 1984 9.58 1985 12.28 1986 14.41 1987 11.34 1988 13.91 1989 12.26 1990 6.31 1991 -9.99 1992 10.79 1993 8.89 1994 11.03 1995 12.20 1996 7.99 1997 10.26 1998 21.18 1999 12.00 2000 Duration: 60d 13.08 1936 11.64 1937 17.63 1938 14.27 1939 13.73 1940 -9.99 1941 -9.99 1942 -9.99 1943 -9.99 1944 -9.99 1945 -9.99 1946 -9.99 1947 8.40 1948 12.42 1949 10.70 1950 15.15 1951 17.24 1952 12.01 1953 7.85 1954 13.43 1955 10.20 1956 11.06 1957 15.87 1958 13.95 1959 14.08 1960 10.31 1961 11.12 1962 8.54 1963 9.53 1964 6.89 1965 9.69 1966 20.04 1967 10.59 1968 11.97 1969 14.66 1970 19.21 1971 15.17 1972 13.15 1973 10.98 1974 21.33 1975 11.84 1976 11.59 1977 10.99 1978 22.09 1979 12.92 1980 9.34 1981 11.11 1982 17.28 1983 14.32 1984 13.04 1985 15.53 1986 15.10 1987 13.40 1988 16.50 1989 13.67 1990 8.04 1991 -9.99 1992 12.90 1993 11.17 1994 14.81 1995 16.21 1996 8.94 1997 13.75 1998 23.57 1999 12.57 2000