Country= U.S.A. Station= WARLAND BRIDGE, NR LIBBY, MT. River= KOOTENAI RIVER Area= 44053550.37 Lat= 48.5 Lon= -115.28 Source= USGS PointID= 12301850 Area Units= km2 Discharge Units= m3/sec Starting Year= 1946 Ending Year= 1996 Total Years= 51 Total Usable Years= 50 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1946 116.57 110.99 126.95 184.38 211.5 218.54 109.87 77.3 111.22 125.85 135.26 137.11 138.79 1947 105.17 111.02 156.15 237.76 382.19 459.72 171.09 85.71 119.04 157.89 135.46 143.6 188.73 1948 136.94 130.29 141.65 267.36 444.9 661.77 201.87 117.8 110.19 112.43 134.7 127.43 215.61 1949 118.41 110.52 139.16 224.81 284.66 260.53 94.05 71.82 82.3 114.05 125.53 113.43 144.94 1950 102.96 117.28 139.41 125.5 153.7 348.4 171.95 109.08 109.06 143.91 141.37 133.75 149.7 1951 128.4 108.46 132.87 180.76 338.09 271.55 117.27 96.15 119.71 128.98 137.41 121.62 156.77 1952 100.74 127.4 142.38 242.59 442.57 337.86 160.06 97.48 92.73 110.24 131.53 119.99 175.46 1953 126.28 124.47 118.32 101.69 84.92 199.46 120.1 72.34 69.56 76.75 104.13 123.45 110.12 1954 132.53 119.89 114.44 91.08 60.51 44.67 69.48 55.75 70.79 89.89 111.69 123.38 90.34 1955 122.96 119.25 111.77 88.42 58.42 43.42 104.79 112.35 118.03 137.09 143.32 143.71 108.63 1956 149.68 149.83 135.93 161.72 228.91 252.49 115.48 114.62 119.7 126.74 118.95 128.35 150.2 1957 140.85 148.09 141.27 140.63 59.58 273.93 138.98 117.98 117.69 120.62 126.78 146.36 139.4 1958 152.92 148.13 133.11 142.57 159.62 116.52 139.68 115.93 129.06 135.54 125.72 108.17 133.91 1959 108.02 104.94 78.07 70.48 174.02 247.69 136.74 81.15 58.81 137.85 223.69 273.1 141.21 1960 110.23 100.85 97.85 194.83 220.87 189.71 103.72 99.19 106.91 130.12 123.75 119.1 133.09 1961 134.55 124.11 91.87 81.01 70.52 65.1 103.8 116.13 93.75 94.23 124.08 134.41 102.8 1962 130.86 120.27 132.51 97.16 62.99 208.52 114.24 114.69 121.01 131.44 124.42 112.61 122.56 1963 132.07 131.9 115.63 100.71 203.54 409.75 141.02 102.69 121.35 132.97 135.96 139.42 155.58 1964 126.39 117.34 113.55 94.95 194.78 473.75 199.92 115.71 118.94 123.44 141.89 156.72 164.78 1965 155.12 174.73 188.31 210.17 298.76 334.06 283.11 122.69 174.82 287.04 240.69 161.47 219.25 1966 149.71 135.07 155.08 161.45 112.24 95.41 91.73 96.52 82.34 81.83 92.04 148.88 116.86 1967 182.11 183.08 170.38 133.97 121.82 318.22 251.19 149.37 123.2 113.16 117.44 143.69 167.3 1968 161.67 162.73 260.13 195.8 192.91 247.67 183.17 138.31 133.65 173.14 172.17 169.11 182.54 1969 174.95 191.74 191.25 242.83 309.24 274.53 283.92 146.04 126.56 111.29 136.54 161.58 195.87 1970 166.55 155.78 158.67 212.2 306.94 383.77 228.26 181.1 144.04 144.33 161.17 156.43 199.94 1971 172 169.72 175.62 242.83 364.56 259.09 256.47 148.99 151.12 158.16 150.82 158.71 200.67 1972 175.75 180.55 160.21 212.47 258.74 260.88 159.31 148.07 164.22 171.54 164.13 162.07 184.83 1973 147.81 139.51 108.76 90.68 104.74 139.84 135.66 103.71 84.26 121.15 146.91 158.58 123.47 1974 166.73 169.09 178.91 198.67 201.24 343.73 202.55 154.23 144.22 121.84 109.72 150.15 178.42 1975 173.78 160.61 181.74 182.93 221.05 372.35 469.49 193.42 170.53 176.84 217.64 206.51 227.24 1976 176.73 175.72 220.95 315.16 405.57 363.42 199.69 179.96 179.97 154.35 157.13 160.08 224.06 1977 162.16 138.74 117.3 120.79 97.66 67.39 72.72 93.34 81.72 111.4 136.2 164.09 113.63 1978 169.39 182.51 190.49 191.1 205.96 239.31 213.62 166.77 159.35 135.89 163.12 173.6 182.59 1979 175.98 157.18 158.26 178.01 159.42 143.78 105.16 110.55 106.83 100.03 99.48 132.3 135.58 1980 156.39 122.43 130 145.77 125.87 401.64 204.91 112.79 86.87 139.46 159.43 164.94 162.54 1981 167.39 174.76 169.65 118.11 226.8 585.03 186.57 128.97 96.59 93.92 125.87 153.28 185.58 1982 171.1 175.12 186.69 195.22 249.22 408.71 332.21 176.82 153.2 170.26 166.54 167.54 212.72 1983 170.13 173.4 182.15 176.34 172.9 229.6 304.68 182.75 141.74 162.95 217.83 178.84 191.11 1984 174.77 182.68 190.13 198.01 283.86 495.45 308.08 214.92 283.38 199.36 176.58 181.14 240.7 1985 161.74 159.48 138.35 154.63 135.92 98.48 82.76 82.8 87.08 126.01 156.3 133.79 126.45 1986 139.8 146.34 142.9 148.65 185.53 260.88 150.43 140.11 127.06 120.95 164.56 152.15 156.61 1987 154.21 114.22 110.87 115.69 84.35 82.74 94.93 95.36 99.6 98.48 112.59 112.53 106.3 1988 119.31 109.12 103.92 106.02 109.61 91.53 88.2 93.26 91.75 80.88 84.04 90.39 97.34 1989 104.14 128.98 128.85 134.82 136.44 101.9 81.93 85.74 83.08 84.02 90.22 117.31 106.45 1990 125.38 132.04 127.14 110.21 88.32 90.18 90.02 109.97 108.61 89.25 85.31 127.09 106.96 1991 138.49 114.85 93.96 95.53 116.78 219.1 163.72 121.03 125.06 104.09 105.1 123.91 126.8 1992 129.68 122.79 108.88 88.96 87.58 83.06 81.92 84.37 88.74 85.75 87.95 99.23 95.74 1993 116.13 114.84 96.88 109.16 198.87 324.05 270.87 204.85 174.28 167.68 168.84 165.12 175.96 1994 168.94 152.21 132.23 122.96 115.28 90.64 85.83 83 89.94 93.82 90.29 97.63 110.23 1995 99.72 119.35 131.68 149.23 291.62 337.17 284.6 157.58 161.24 152.46 151.63 159.79 183.01 1996 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 Avg 143.69 140.89 143.06 157.74 196.12 256.54 169.24 121.63 120.3 129.23 139.08 144.75 155.19 Std Dev 24.59 25.81 35.5 55.75 102.64 142.21 83.11 36.97 37.89 36.44 35.19 30.03 39.61