Country= U.S.A. Station= THE DALLES,OREG. River= COLUMBIA RIVER Area= 613793.62 Lat= 45.6 Lon= -121.17 Source= USGS PointID= 14105700 Area Units= km2 Discharge Units= m3/sec Starting Year= 1960 Ending Year= 1993 Total Years= 34 Total Usable Years= 12 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1960 16.9 38.72 17.3 6.13 32.78 82.47 110.24 46.89 11.09 53.79 5.43 23.72 37.12 1961 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1962 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1963 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1964 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1965 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1966 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1967 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1968 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1969 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1970 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1971 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1972 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1973 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1974 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1975 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1976 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1977 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1978 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1979 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1980 8.15 11.09 6.76 16.96 63.53 28.44 1.17 0.06 0.07 0.08 0.34 3.66 11.69 1981 0.67 0.6 3.19 1.08 2.07 11.34 11.35 3.89 1.41 21.86 7.94 4.54 5.83 1982 12.86 16.21 12.11 5.77 136.32 27.46 7.05 1.77 1.38 0.56 1.59 3 18.84 1983 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1984 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1985 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1986 7.13 7.26 8.12 8.37 43.75 24.01 2.69 4.42 26.06 200.58 75 31.89 36.61 1987 58.2 52.81 71.15 20.71 168.75 42 34.43 8.35 8.62 4.94 9.87 44.91 43.73 1988 42.64 14.73 68.18 51.66 13.7 8.76 5.29 1.87 28.11 4.97 8.17 10.98 21.59 1989 9.32 13.15 20.06 15.85 30.35 166.03 17.09 8.5 21.68 8.55 6.72 9.15 27.2 1990 12.07 21.68 74.69 62.83 68.25 15.37 7.53 5.17 13.41 3.53 6.22 7.81 24.88 1991 8.67 6.12 7.42 7.35 16.55 13.76 6.28 0.82 12.71 6.76 16.16 73.67 14.69 1992 18.01 17.36 15.53 12.06 9.74 17.7 18.02 21.45 13.48 2.8 26.07 46.12 18.2 1993 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 Avg 17.69 18.16 27.68 18.98 53.25 39.76 20.1 9.38 12.55 28.04 14.86 23.59 23.67 Std Dev 16.41 14.46 27.18 18.98 51.37 44.55 29.88 13.15 9.2 56.52 20.18 22.03 11.14