Precipitation annual maximum series (inches) Station ID: 44-2044 Station name: COVINGTON FILTER PLANT State: VA Latitude (decimal degrees): 37.8106 Longitude (decimal degrees): 79.9883 Elevation (feet): 1230 Duration: 01d 2.65 1961 1.20 1962 2.25 1963 2.36 1964 1.53 1965 2.35 1966 1.57 1967 2.80 1968 3.45 1969 3.29 1970 2.68 1971 3.42 1972 1.95 1973 2.06 1974 2.32 1975 2.20 1976 1.18 1977 3.22 1978 2.04 1979 1.58 1980 3.88 1981 1.79 1982 1.58 1983 3.45 1984 8.00 1985 1.51 1986 2.50 1987 1.63 1988 2.21 1989 2.44 1990 1.56 1991 1.49 1992 1.85 1993 1.85 1994 2.65 1995 3.22 1996 2.30 1997 2.15 1998 1.89 1999 1.55 2000 Duration: 01h 03/26/1973 0.80 10/16/1974 0.60 08/31/1975 1.00 05/16/1976 0.60 06/14/1977 0.70 08/27/1978 1.30 09/21/1979 1.20 05/24/1980 0.80 05/27/1981 0.80 06/12/1982 0.70 -9/-9/-999 -9.99 -9/-9/-999 -9.99 11/04/1985 2.10 07/26/1986 1.40 05/19/1987 1.60 07/18/1988 1.30 06/19/1989 0.80 07/14/1990 0.90 07/23/1991 0.50 -9/-9/-999 -9.99 08/30/1993 0.60 06/23/1994 1.00 06/08/1995 0.80 06/09/1996 0.60 06/01/1997 1.30 01/08/1998 0.60 01/23/1999 0.70 05/27/2000 0.90 Duration: 02d 5.18 1961 2.13 1962 3.27 1963 2.46 1964 1.57 1965 2.90 1966 1.89 1967 3.48 1968 3.48 1969 3.35 1970 3.07 1971 4.21 1972 2.17 1973 2.22 1974 3.06 1975 3.45 1976 1.73 1977 3.28 1978 2.64 1979 2.72 1980 4.13 1981 2.65 1982 1.90 1983 5.08 1984 10.60 1985 1.76 1986 3.48 1987 2.79 1988 2.56 1989 3.42 1990 2.31 1991 2.27 1992 1.94 1993 2.27 1994 3.19 1995 3.22 1996 3.40 1997 2.62 1998 3.14 1999 2.10 2000 Duration: 02h 10/02/1973 1.20 05/12/1974 0.80 08/31/1975 1.30 05/16/1976 0.60 08/24/1977 0.90 08/06/1978 1.30 09/21/1979 1.50 07/10/1980 1.10 05/27/1981 1.00 07/15/1982 1.40 -9/-9/-999 -9.99 -9/-9/-999 -9.99 11/04/1985 2.60 07/26/1986 1.40 05/19/1987 1.70 07/18/1988 1.40 11/16/1989 1.20 07/14/1990 1.30 12/02/1991 0.70 -9/-9/-999 -9.99 09/27/1993 0.80 06/23/1994 1.30 06/08/1995 0.90 09/06/1996 1.00 06/01/1997 1.50 01/08/1998 1.00 07/17/1999 0.90 09/02/2000 1.20 Duration: 03h 10/02/1973 1.30 05/12/1974 1.00 08/31/1975 1.40 08/07/1976 0.90 08/24/1977 0.90 08/06/1978 1.60 09/21/1979 1.70 07/10/1980 1.10 05/27/1981 1.20 07/15/1982 1.40 -9/-9/-999 -9.99 -9/-9/-999 -9.99 11/04/1985 3.50 07/26/1986 1.50 05/19/1987 1.70 07/18/1988 1.40 11/16/1989 1.50 07/14/1990 1.50 12/02/1991 0.90 -9/-9/-999 -9.99 09/27/1993 1.00 06/23/1994 1.30 01/15/1995 0.90 09/06/1996 1.50 06/01/1997 1.50 01/08/1998 1.20 09/29/1999 1.10 08/18/2000 1.20 Duration: 04d 5.18 1961 2.13 1962 3.27 1963 3.00 1964 1.89 1965 2.90 1966 2.10 1967 3.55 1968 4.62 1969 3.39 1970 3.42 1971 4.74 1972 3.08 1973 2.42 1974 3.06 1975 3.68 1976 1.73 1977 3.31 1978 2.73 1979 3.20 1980 4.46 1981 3.23 1982 3.21 1983 5.93 1984 11.92 1985 2.51 1986 4.51 1987 3.25 1988 3.27 1989 3.47 1990 3.34 1991 2.32 1992 2.32 1993 2.33 1994 3.28 1995 3.49 1996 3.69 1997 2.94 1998 3.27 1999 2.46 2000 Duration: 06h 10/01/1973 1.50 05/12/1974 1.20 10/17/1975 1.90 08/07/1976 1.20 08/24/1977 1.00 08/06/1978 2.00 09/21/1979 2.10 07/09/1980 1.20 05/27/1981 1.90 06/12/1982 1.60 -9/-9/-999 -9.99 -9/-9/-999 -9.99 11/04/1985 5.00 07/26/1986 1.70 09/07/1987 2.00 07/18/1988 1.60 07/05/1989 1.90 07/14/1990 2.40 12/02/1991 1.20 -9/-9/-999 -9.99 09/27/1993 1.00 08/17/1994 1.50 01/14/1995 1.40 09/06/1996 2.50 06/01/1997 2.10 10/08/1998 1.50 09/27/1999 1.40 08/27/2000 1.30 Duration: 07d 5.19 1961 2.41 1962 4.41 1963 3.57 1964 2.57 1965 3.32 1966 2.81 1967 3.73 1968 5.16 1969 4.52 1970 3.47 1971 5.88 1972 4.02 1973 2.49 1974 3.18 1975 3.76 1976 2.03 1977 3.45 1978 2.92 1979 3.98 1980 5.71 1981 3.48 1982 3.42 1983 5.97 1984 12.26 1985 2.72 1986 5.30 1987 4.04 1988 4.46 1989 3.51 1990 3.34 1991 2.95 1992 2.63 1993 2.79 1994 3.88 1995 3.49 1996 3.84 1997 3.31 1998 3.43 1999 3.87 2000 Duration: 10d 5.44 1961 2.76 1962 4.94 1963 3.57 1964 2.68 1965 4.02 1966 3.27 1967 3.73 1968 5.22 1969 4.69 1970 3.69 1971 6.95 1972 4.05 1973 2.90 1974 3.94 1975 5.67 1976 3.02 1977 3.94 1978 4.19 1979 4.17 1980 6.21 1981 3.81 1982 3.44 1983 6.74 1984 12.27 1985 2.86 1986 6.04 1987 4.99 1988 4.97 1989 4.43 1990 3.42 1991 3.07 1992 4.17 1993 3.21 1994 4.42 1995 3.79 1996 4.72 1997 4.45 1998 3.58 1999 4.30 2000 Duration: 12h 10/01/1973 1.70 10/15/1974 1.90 10/17/1975 2.30 08/07/1976 1.20 03/12/1977 1.20 08/06/1978 2.00 09/21/1979 2.20 07/09/1980 1.60 05/27/1981 3.20 06/12/1982 2.20 -9/-9/-999 -9.99 -9/-9/-999 -9.99 11/04/1985 6.90 03/14/1986 1.70 09/07/1987 2.80 07/18/1988 1.70 07/04/1989 2.00 07/14/1990 2.70 12/02/1991 1.40 -9/-9/-999 -9.99 12/04/1993 1.50 08/17/1994 1.70 01/14/1995 1.90 09/06/1996 3.10 06/01/1997 2.10 10/07/1998 2.00 09/04/1999 1.90 07/22/2000 1.60 Duration: 20d 7.06 1961 3.95 1962 5.65 1963 3.99 1964 3.77 1965 6.14 1966 4.02 1967 4.89 1968 8.70 1969 5.31 1970 5.21 1971 8.01 1972 5.10 1973 4.39 1974 4.98 1975 6.89 1976 4.26 1977 5.70 1978 7.02 1979 5.58 1980 7.85 1981 5.40 1982 5.11 1983 8.39 1984 13.54 1985 4.31 1986 7.82 1987 7.38 1988 7.79 1989 6.44 1990 5.18 1991 3.97 1992 5.15 1993 4.39 1994 5.90 1995 5.40 1996 5.26 1997 5.99 1998 6.28 1999 6.41 2000 Duration: 24h 10/01/1973 2.00 10/15/1974 2.30 08/04/1975 2.50 05/15/1976 1.50 10/08/1977 1.70 08/06/1978 2.30 09/21/1979 2.70 07/09/1980 2.80 05/27/1981 4.10 06/12/1982 2.80 -9/-9/-999 -9.99 -9/-9/-999 -9.99 11/04/1985 8.40 03/14/1986 1.70 09/07/1987 3.40 07/18/1988 1.70 07/04/1989 2.50 07/14/1990 3.00 12/02/1991 1.90 -9/-9/-999 -9.99 12/04/1993 2.00 08/16/1994 2.00 01/14/1995 2.40 09/06/1996 3.10 06/01/1997 2.30 01/27/1998 2.50 09/04/1999 2.70 02/18/2000 1.70 Duration: 30d 7.43 1961 4.89 1962 6.44 1963 4.41 1964 5.11 1965 6.18 1966 5.07 1967 5.38 1968 10.36 1969 5.35 1970 5.98 1971 9.36 1972 6.65 1973 5.99 1974 6.26 1975 9.62 1976 4.92 1977 6.90 1978 8.28 1979 6.39 1980 9.27 1981 6.83 1982 5.88 1983 10.24 1984 15.29 1985 5.92 1986 7.94 1987 7.67 1988 8.70 1989 6.85 1990 6.86 1991 5.75 1992 7.52 1993 5.82 1994 8.13 1995 6.93 1996 5.98 1997 8.42 1998 7.18 1999 7.28 2000 Duration: 45d 8.75 1961 6.97 1962 7.14 1963 5.82 1964 6.46 1965 8.71 1966 5.85 1967 7.41 1968 14.00 1969 8.87 1970 7.56 1971 12.42 1972 9.39 1973 7.89 1974 8.83 1975 10.38 1976 6.49 1977 8.19 1978 11.20 1979 7.67 1980 10.01 1981 7.31 1982 7.33 1983 12.47 1984 16.63 1985 6.50 1986 10.45 1987 9.98 1988 12.02 1989 8.17 1990 8.03 1991 7.37 1992 9.84 1993 7.34 1994 9.89 1995 8.73 1996 7.48 1997 10.54 1998 10.10 1999 11.27 2000 Duration: 48h 09/30/1973 2.70 10/15/1974 2.30 08/04/1975 3.10 06/19/1976 1.70 10/08/1977 1.90 08/06/1978 2.30 09/21/1979 2.90 07/08/1980 3.30 05/27/1981 4.50 06/12/1982 2.80 -9/-9/-999 -9.99 -9/-9/-999 -9.99 11/03/1985 9.20 03/13/1986 1.90 04/15/1987 3.90 07/18/1988 3.00 10/17/1989 3.00 07/13/1990 3.20 11/30/1991 2.60 -9/-9/-999 -9.99 12/04/1993 2.20 08/16/1994 2.20 01/14/1995 2.70 09/06/1996 3.10 06/01/1997 3.10 01/27/1998 2.60 09/04/1999 3.00 08/31/2000 2.00 Duration: 60d 11.13 1961 8.35 1962 7.80 1963 7.65 1964 7.93 1965 9.84 1966 7.31 1967 7.98 1968 15.73 1969 10.49 1970 8.73 1971 14.04 1972 10.78 1973 10.09 1974 10.17 1975 11.74 1976 9.45 1977 9.29 1978 14.85 1979 9.74 1980 11.70 1981 10.48 1982 9.22 1983 13.64 1984 17.83 1985 8.92 1986 12.06 1987 11.07 1988 13.46 1989 9.25 1990 9.61 1991 10.13 1992 11.48 1993 9.34 1994 12.38 1995 9.90 1996 8.24 1997 12.15 1998 11.24 1999 12.02 2000