Country= U.S.A. Station= HEISE ID River= SNAKE RIVER Area= 14896.80 Lat= 43.61 Lon= -111.66 Source= USGS PointID= 13037500 Area Units= km2 Discharge Units= m3/sec Starting Year= 1902 Ending Year= 1993 Total Years= 92 Total Usable Years= 82 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1902 296.51 365.81 507.15 291.01 155.95 142.09 105.73 121.59 125.76 79.02 61.57 242.55 207.9 1903 178.47 500.98 368.13 382.56 333.1 250.97 200.22 241.36 246.48 112.5 165.12 163.83 261.98 1904 242.12 383.72 228.37 146.5 90.99 75.94 73.24 225.13 81.28 46.07 69.56 105.39 147.36 1905 145.98 496.45 279.14 215.89 179.72 102.95 100 117.2 66.3 79.11 80.81 261.47 177.09 1906 412.45 276.48 328.1 195.37 151.99 193.74 218.52 192.3 192.41 188.5 116.33 122.06 215.69 1907 157.59 225.29 171.81 207.66 228.4 88.91 146.01 212.69 94.36 118.37 132.14 397.37 181.72 1908 442.28 585.71 368.89 369.9 399.09 137.77 146.53 129.03 137.87 76.53 101.82 125.23 251.72 1909 123.28 302.64 526.14 208.85 229.22 132.73 128.09 131.74 64.66 57.1 52.35 92.44 170.77 1910 101.03 214.59 210.91 166.35 85.81 111.71 159.32 86.23 66.1 54.48 56.13 73.56 115.52 1911 135.11 112.34 86.46 128.76 74.77 46.31 70.42 93.97 52.72 67.29 91.26 270.56 102.5 1912 477.07 396.63 696.78 625.2 300.22 242.32 223.71 187.03 129.74 184.03 176.32 195 319.5 1913 209.71 291.12 769.58 314.94 126.12 128.56 121.7 144.93 120.62 83.4 78.92 95.17 207.06 1914 126.83 192.35 229.94 133.57 57.12 56.97 83.08 121.77 71.59 120.34 100.82 259.99 129.53 1915 369.33 326.23 228.68 128.39 192.42 133.82 125.86 65.58 50.55 117.73 72.03 145.17 162.98 1916 206.09 177.53 168.6 98.05 62.68 63.18 636.93 198.02 88.77 64.33 63.55 99.5 160.6 1917 171.35 310.1 427.99 363.81 111.83 72.02 122.15 168.82 78.17 107.81 67.35 79.21 173.38 1918 158.76 251.57 95.53 120.55 143.41 66.94 73.98 116.7 72.19 63.27 92.65 398.13 137.81 1919 409.73 372.91 594.57 187.41 148.24 176.09 336.91 536.62 144.33 118.97 105.16 312.78 286.98 1920 187.18 416.86 423.62 543.38 436.35 159.9 174.65 216.08 124.88 84.93 112.55 177.91 254.86 1921 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1922 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1923 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1924 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1925 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1926 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1927 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1928 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1929 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1930 211.45 282.26 336.05 276.2 115.21 101.62 85.42 106 118.66 70.55 297.93 205.7 183.92 1931 230.35 178.06 180.58 171.39 176.01 52.41 68.51 86.19 46.44 45.33 40.43 100.14 114.65 1932 249.88 208.54 195.34 131.59 94.09 116.03 128.67 152.1 70.25 86.86 89.4 169.56 141.03 1933 270.48 376.93 315.1 218.41 122.64 82.61 94.51 66.44 80.11 58.32 41.03 71.35 149.83 1934 76.83 96.82 275.94 142.35 136.61 203.58 104.64 81.07 62.64 83.47 50.59 84.35 116.57 1935 100.85 119.01 228.16 156.8 78.13 48.08 76.16 75.24 99.07 41.71 54.73 67.58 95.46 1936 515.52 542.47 244.52 654.65 105.01 79.85 97.19 240.48 72.73 163.1 87.7 251.91 254.59 1937 327.49 378.9 327.52 333.49 230.48 97.07 126.29 111.48 91.94 106.45 110.73 123.54 197.11 1938 125.23 104.12 119.05 448.48 109.47 120.76 140.53 93.46 55.59 57.53 61.94 73.03 125.77 1939 96.12 276.07 444.45 245.24 128.07 133.12 104.01 151.08 92.02 73.39 53.39 72.41 155.78 1940 170.16 362.85 224.18 207.36 107.4 85.71 257.98 90.51 55.65 45.9 91.14 112.84 150.97 1941 157.41 128.05 166.98 134.82 71.26 52.44 124.01 75.3 49.76 79.3 57.43 254.03 112.57 1942 340.89 300.11 543.35 216.79 105.84 136.3 108.55 125.45 78.63 82.66 87.96 136.1 188.55 1943 476.65 268.28 591.54 257.46 180.65 114.69 107.81 90.67 61.95 57.87 75.46 103.06 198.84 1944 187.49 193.28 572.82 722.2 302.01 121.36 125.92 101.48 108.61 65.21 78.02 113.68 224.34 1945 124.54 241.71 230.14 162.97 248.54 91.8 135.21 126.57 91.93 88 112.68 264 159.84 1946 518.6 300.44 294.5 299.9 259.16 187.75 154.03 144.43 98.57 92.8 104.24 90.27 212.06 1947 271.7 162.18 409.64 366.26 198.58 167.37 127.41 168.61 79.5 84.43 284.71 396.44 226.4 1948 289.22 474.27 572.76 487.76 119.07 114.94 227.94 156.56 78.87 124.28 165.11 628.97 286.65 1949 353.62 441.36 281.4 254.55 294.43 158.31 215.97 173.82 116.29 86.05 86.03 118.96 215.07 1950 113.47 141.02 238.81 158.12 104.12 114.36 80.74 76.18 104.17 55.54 58.59 94.28 111.62 1951 124.12 98.54 137.95 204.02 80.81 53.24 75.89 62.49 56.03 53.76 109.41 178.96 102.94 1952 155.31 280.96 557.23 216.83 138.92 114.78 47.51 63.44 68.56 48.67 54.43 93.04 153.31 1953 214.47 261.95 306.13 245.45 403.07 109.59 234.76 100.87 163.17 176.01 98.34 445.12 229.91 1954 276.05 164.59 184.5 153.84 96.25 61.76 58.2 51.87 35.15 33.27 43.99 76.42 102.99 1955 121.52 144.62 102.83 193.16 83.74 55.44 93.93 78.25 55.09 37.97 50.24 67.03 90.32 1956 65.3 167.64 237.1 196.32 74.12 51.7 81.59 66.02 62.95 106.63 68.62 152.27 110.85 1957 157.88 147.59 227.65 316.86 233.39 102.38 78 60.53 69.18 109.5 180.75 231.63 159.61 1958 195.04 284.89 448.14 368.93 146.32 110.29 174.9 121 61.63 46.13 54.92 92.15 175.36 1959 140.1 370.55 410.73 252.4 163.01 251.07 110.77 91.83 82.71 125.57 127.63 126.32 187.72 1960 227.07 466.84 317.5 541.15 142.13 88.09 86.75 87.67 66.04 80.02 56.87 68.18 185.69 1961 96.7 237.79 403.72 515.85 229.78 135.28 112.81 109.35 85.36 41.21 55.83 213.04 186.39 1962 261.86 248.44 384.51 450.67 105.39 91.61 80.97 58.91 56.14 57.73 81.44 79.27 163.08 1963 273.23 276.39 246.44 120.73 148.02 153.64 162.12 74.61 48.92 67.56 51.42 140.68 146.98 1964 526.48 442.93 529.85 539.8 362.45 103.35 234.16 200.27 116.44 277.83 128.52 333.78 316.32 1965 290.16 459.25 397.02 270.03 105.04 202.16 175.34 127.63 83.72 139.72 91.3 124.37 205.48 1966 330.96 527.16 666.01 189.65 247.83 174.18 92.51 124.25 66.36 101.5 150.23 146.61 234.77 1967 403.16 319.74 184.94 106.56 101.35 108.11 124.97 113.74 118.7 61.16 111.64 198.58 162.72 1968 212.36 116.61 222.28 120.44 96.42 69.79 69.29 53.49 31.46 42.94 78.41 107.9 101.78 1969 109.58 147.42 195.21 198.46 155.87 80.94 59.28 95.01 79.01 56.35 43.57 93.14 109.49 1970 122.71 172.98 326.6 345.01 102.96 174.26 98.96 131.92 65.09 53.64 91.84 132.6 151.55 1971 262.7 323.88 634.53 292.5 231.03 114.52 156.1 180.74 92.51 77.19 81.69 281.94 227.44 1972 392.55 386.83 260.91 156.09 106.46 131.98 141.68 79.81 52.45 46.08 79.45 301.56 177.99 1973 410.9 534.34 321.15 537.61 259.01 275.3 119.19 114.62 101.66 70.46 73.33 98.21 242.98 1974 267.16 469.86 194.81 316.57 124.26 110.63 85.04 111.52 97.52 65.65 73.34 153.62 172.5 1975 312.06 495.8 601.88 580.5 233.05 216.27 198.1 158.56 97.37 140.42 116.1 132.01 273.51 1976 232.84 216.65 287.81 180.08 271.04 155.52 119.1 89 81.69 133.21 142.45 336.41 187.15 1977 339.61 186.52 483.29 248.76 89.38 69.4 52.68 118.41 70.36 65.99 167.93 126.94 168.27 1978 410.02 327.6 302.21 201.22 278.21 107.15 63.34 115.43 44.11 49.89 52.31 83.96 169.62 1979 174.64 374.28 366.52 411.86 165.19 83.49 91.84 59.22 92.11 87.96 106.22 100.38 176.14 1980 156.7 203.87 538.68 465.79 203.39 103.83 63.67 49.76 46.09 58.35 65.42 77.51 169.42 1981 71.93 311.7 147.32 232.17 64.85 61.72 35.94 37.72 37.18 37.86 46.17 105.37 99.16 1982 286.81 391.59 186.66 252.21 170.86 99.71 139.04 135.99 65.02 70.28 83.36 245.17 177.23 1983 302.99 453.48 488.51 441.92 133.67 113.49 68.52 57.34 66.57 53.16 120.37 348.1 220.68 1984 339.6 287.57 379.75 245.21 234.73 89.5 100.11 200.58 53.69 56.33 65.37 78.74 177.6 1985 116.78 339.29 163.83 104 116.28 50.01 66.55 79.62 43.37 54.29 109.16 206.81 120.83 1986 140.21 202.6 212.64 84.49 47.67 50.31 23.06 26.46 61.81 44.57 92.93 184.85 97.63 1987 344.67 304.08 384.67 204.34 108.51 124 108.98 56.87 48.79 33.52 50.98 67.54 153.08 1988 184.49 178.74 179.11 165.33 76.03 41.96 29.85 25.68 76.44 58.78 59.25 56.42 94.34 1989 92.03 92.09 156.32 242.02 99.12 160.71 267.8 62.78 53.82 148.28 100.04 227.54 141.88 1990 396.39 381.33 468.42 157.17 102.28 52.94 41.25 35.38 37.18 41.16 45.9 56.52 151.33 1991 158.72 273.17 358.8 240.88 284.64 154.69 207.04 162.38 70.19 52.4 52.35 83.35 174.88 1992 211.09 344.31 308.62 170.46 65.68 88.98 65.5 88.88 84.98 98.81 225.99 339.2 174.38 1993 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 Avg 239.85 295.03 334.34 272.59 164.35 115.99 127.26 118.53 81.33 82.13 92.99 170.03 174.53 Std Dev 118.05 123.01 156.25 144.49 87.32 52.04 82.08 68.85 34.78 41.58 48.24 107.98 52.91