Precipitation annual maximum series (inches) Station ID: 36-8469 Station name: STEVENSON DAM State: PA Latitude (decimal degrees): 41.4000 Longitude (decimal degrees): 78.0167 Elevation (feet): 932 Duration: 01d 1.22 1969 1.63 1970 1.53 1971 3.82 1972 2.72 1973 1.73 1974 3.18 1975 2.57 1976 1.85 1977 2.42 1978 1.93 1979 2.09 1980 1.98 1981 1.40 1982 1.28 1983 3.51 1984 1.82 1985 1.61 1986 1.58 1987 1.86 1988 2.15 1989 1.97 1990 1.65 1991 2.63 1992 3.50 1993 3.20 1994 3.67 1995 2.52 1996 1.75 1997 2.12 1998 3.03 1999 1.95 2000 Duration: 01h 08/17/1969 0.78 08/30/1970 0.95 06/28/1971 0.70 07/09/1972 1.00 08/18/1973 0.76 08/28/1974 0.80 07/24/1975 0.60 06/19/1976 0.98 07/16/1977 0.99 07/14/1978 1.50 07/26/1979 0.80 07/05/1980 0.70 -9/-9/-999 -9.99 06/29/1982 0.50 08/28/1983 0.70 08/09/1984 0.60 07/08/1985 0.40 07/20/1986 0.70 06/13/1987 0.50 08/23/1988 0.50 -9/-9/-999 -9.99 05/10/1990 0.50 05/06/1991 0.60 -9/-9/-999 -9.99 -9/-9/-999 -9.99 -9/-9/-999 -9.99 -9/-9/-999 -9.99 -9/-9/-999 -9.99 08/13/1997 0.50 08/10/1998 0.80 01/03/1999 1.00 06/15/2000 1.20 Duration: 02d 1.86 1969 2.30 1970 2.02 1971 5.87 1972 3.07 1973 2.90 1974 4.23 1975 3.09 1976 2.17 1977 2.80 1978 2.21 1979 2.45 1980 2.78 1981 2.16 1982 2.50 1983 4.02 1984 2.52 1985 1.91 1986 2.10 1987 2.11 1988 3.28 1989 3.00 1990 2.05 1991 3.53 1992 3.52 1993 3.52 1994 3.72 1995 3.52 1996 2.31 1997 2.55 1998 3.23 1999 1.95 2000 Duration: 02h 08/16/1969 0.80 08/30/1970 0.95 06/14/1971 0.85 07/09/1972 1.80 08/18/1973 1.26 06/30/1974 1.09 07/24/1975 0.99 06/19/1976 1.38 09/24/1977 1.10 07/14/1978 1.60 08/07/1979 1.20 06/03/1980 1.00 -9/-9/-999 -9.99 06/29/1982 0.70 08/28/1983 0.90 08/11/1984 1.00 07/08/1985 0.60 07/20/1986 1.00 08/27/1987 0.80 08/23/1988 0.70 -9/-9/-999 -9.99 05/10/1990 0.70 07/05/1991 1.00 -9/-9/-999 -9.99 -9/-9/-999 -9.99 -9/-9/-999 -9.99 -9/-9/-999 -9.99 -9/-9/-999 -9.99 08/13/1997 0.70 08/10/1998 1.00 09/29/1999 1.40 06/15/2000 1.40 Duration: 03h 08/16/1969 0.84 08/30/1970 0.95 06/28/1971 0.88 07/09/1972 2.00 08/18/1973 1.40 06/30/1974 1.29 09/25/1975 1.02 06/19/1976 1.46 09/24/1977 1.20 07/14/1978 1.60 08/07/1979 1.20 10/25/1980 1.10 -9/-9/-999 -9.99 06/29/1982 0.80 06/28/1983 1.00 08/11/1984 1.40 07/08/1985 0.60 07/20/1986 1.00 08/27/1987 1.00 08/23/1988 0.80 -9/-9/-999 -9.99 10/11/1990 0.90 08/20/1991 1.20 -9/-9/-999 -9.99 -9/-9/-999 -9.99 -9/-9/-999 -9.99 -9/-9/-999 -9.99 -9/-9/-999 -9.99 09/29/1997 0.90 04/09/1998 1.10 09/29/1999 1.70 06/15/2000 1.40 Duration: 04d 2.44 1969 2.98 1970 2.21 1971 6.62 1972 3.07 1973 3.21 1974 5.32 1975 3.57 1976 2.63 1977 3.53 1978 2.87 1979 2.45 1980 3.18 1981 2.48 1982 2.50 1983 4.02 1984 2.52 1985 2.88 1986 2.25 1987 2.51 1988 3.30 1989 3.46 1990 2.52 1991 3.85 1992 3.54 1993 4.20 1994 3.72 1995 4.14 1996 2.92 1997 2.55 1998 3.23 1999 3.46 2000 Duration: 06h 10/02/1969 1.08 10/11/1970 1.15 12/30/1971 1.02 07/09/1972 2.00 08/18/1973 2.12 06/30/1974 1.30 09/25/1975 1.78 06/19/1976 1.68 09/24/1977 1.24 08/31/1978 2.09 09/05/1979 1.60 10/25/1980 1.50 -9/-9/-999 -9.99 06/05/1982 0.90 06/28/1983 1.50 08/11/1984 1.60 11/16/1985 0.80 07/20/1986 1.00 08/26/1987 1.40 08/23/1988 1.20 -9/-9/-999 -9.99 10/11/1990 1.50 08/20/1991 1.30 -9/-9/-999 -9.99 -9/-9/-999 -9.99 -9/-9/-999 -9.99 -9/-9/-999 -9.99 -9/-9/-999 -9.99 08/13/1997 1.30 04/09/1998 1.50 09/29/1999 2.00 06/15/2000 1.50 Duration: 07d 2.44 1969 3.58 1970 3.12 1971 7.25 1972 3.63 1973 4.82 1974 5.34 1975 4.46 1976 4.02 1977 3.63 1978 3.19 1979 2.91 1980 4.00 1981 3.01 1982 2.71 1983 4.76 1984 3.67 1985 3.13 1986 2.95 1987 3.69 1988 5.71 1989 4.03 1990 2.78 1991 5.61 1992 4.20 1993 6.75 1994 5.05 1995 4.94 1996 4.94 1997 3.26 1998 3.33 1999 4.23 2000 Duration: 10d 2.62 1969 3.99 1970 4.57 1971 8.12 1972 3.98 1973 5.06 1974 6.17 1975 4.78 1976 5.47 1977 4.12 1978 3.82 1979 2.92 1980 4.49 1981 3.69 1982 4.51 1983 5.37 1984 3.96 1985 3.75 1986 3.18 1987 3.87 1988 6.11 1989 4.54 1990 3.03 1991 7.44 1992 4.62 1993 8.56 1994 5.26 1995 6.39 1996 5.64 1997 3.81 1998 3.60 1999 5.16 2000 Duration: 12h 10/02/1969 1.20 04/24/1970 1.39 02/12/1971 1.35 06/22/1972 2.65 10/29/1973 2.27 09/03/1974 1.70 09/25/1975 2.48 06/19/1976 2.18 04/02/1977 1.71 08/30/1978 2.51 09/05/1979 2.00 10/25/1980 2.10 -9/-9/-999 -9.99 06/05/1982 1.40 06/28/1983 2.00 05/28/1984 1.90 11/16/1985 1.30 07/20/1986 1.50 08/26/1987 1.70 08/23/1988 1.70 -9/-9/-999 -9.99 10/11/1990 2.40 08/20/1991 1.60 -9/-9/-999 -9.99 -9/-9/-999 -9.99 -9/-9/-999 -9.99 -9/-9/-999 -9.99 -9/-9/-999 -9.99 08/13/1997 2.10 04/09/1998 2.10 09/29/1999 2.50 06/15/2000 1.70 Duration: 20d 3.74 1969 5.50 1970 5.03 1971 11.31 1972 4.43 1973 5.60 1974 7.65 1975 6.37 1976 7.98 1977 6.28 1978 5.85 1979 4.89 1980 4.98 1981 6.19 1982 4.97 1983 7.51 1984 6.17 1985 5.27 1986 4.43 1987 5.14 1988 8.04 1989 6.42 1990 3.66 1991 10.43 1992 7.00 1993 9.59 1994 7.83 1995 8.66 1996 6.17 1997 6.95 1998 5.47 1999 7.22 2000 Duration: 24h 10/02/1969 1.22 10/10/1970 1.60 02/12/1971 1.87 06/21/1972 4.37 10/29/1973 2.85 09/03/1974 1.75 09/25/1975 3.39 06/19/1976 2.61 04/02/1977 2.00 08/30/1978 2.87 09/05/1979 2.10 10/25/1980 2.50 -9/-9/-999 -9.99 06/05/1982 1.70 06/27/1983 2.40 08/11/1984 2.60 11/16/1985 1.60 11/26/1986 1.70 07/02/1987 2.30 05/18/1988 1.90 -9/-9/-999 -9.99 10/11/1990 2.70 03/03/1991 1.70 -9/-9/-999 -9.99 -9/-9/-999 -9.99 -9/-9/-999 -9.99 -9/-9/-999 -9.99 -9/-9/-999 -9.99 08/13/1997 2.10 04/08/1998 2.20 09/29/1999 2.70 06/15/2000 1.70 Duration: 30d 4.23 1969 6.40 1970 5.69 1971 12.77 1972 6.15 1973 7.38 1974 10.99 1975 7.86 1976 9.20 1977 7.23 1978 6.37 1979 6.59 1980 6.36 1981 7.39 1982 5.81 1983 9.14 1984 8.71 1985 6.82 1986 7.34 1987 6.80 1988 9.26 1989 8.21 1990 4.42 1991 13.58 1992 7.75 1993 10.36 1994 9.24 1995 10.08 1996 6.73 1997 9.53 1998 6.80 1999 8.55 2000 Duration: 45d 6.23 1969 10.03 1970 7.00 1971 15.62 1972 8.32 1973 8.93 1974 12.56 1975 10.65 1976 11.87 1977 10.24 1978 9.98 1979 8.52 1980 8.82 1981 9.19 1982 8.48 1983 11.75 1984 10.12 1985 8.38 1986 8.79 1987 7.42 1988 12.92 1989 10.58 1990 5.41 1991 15.80 1992 10.29 1993 12.86 1994 13.19 1995 13.29 1996 8.26 1997 11.64 1998 7.98 1999 11.55 2000 Duration: 48h 08/16/1969 1.94 11/11/1970 2.25 02/12/1971 1.95 06/21/1972 5.77 10/28/1973 3.04 08/28/1974 2.41 09/24/1975 4.21 06/19/1976 3.05 04/02/1977 2.00 08/30/1978 2.90 09/05/1979 2.10 10/25/1980 2.50 -9/-9/-999 -9.99 05/22/1982 2.20 06/27/1983 2.50 08/11/1984 2.90 11/03/1985 1.70 07/19/1986 1.90 07/01/1987 2.40 05/17/1988 2.30 -9/-9/-999 -9.99 07/11/1990 3.20 03/02/1991 2.00 -9/-9/-999 -9.99 -9/-9/-999 -9.99 -9/-9/-999 -9.99 -9/-9/-999 -9.99 -9/-9/-999 -9.99 08/11/1997 2.30 04/08/1998 2.40 09/29/1999 2.80 06/11/2000 1.90 Duration: 60d 7.73 1969 11.89 1970 7.79 1971 17.88 1972 10.55 1973 10.54 1974 14.67 1975 14.43 1976 15.32 1977 11.78 1978 11.68 1979 9.56 1980 11.49 1981 11.78 1982 9.56 1983 15.12 1984 11.17 1985 9.62 1986 9.90 1987 9.30 1988 16.30 1989 12.81 1990 7.44 1991 19.39 1992 13.03 1993 16.88 1994 13.82 1995 14.98 1996 10.65 1997 12.83 1998 9.24 1999 12.30 2000