Country= U.S.A. Station= SUBLETTE, CO. River= SOUTH PLATTE RIVER Area= 31518.43 Lat= 40.3 Lon= -104.17 Source= USGS PointID= 6757000 Area Units= km2 Discharge Units= m3/sec Starting Year= 1939 Ending Year= 1993 Total Years= 55 Total Usable Years= 54 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1939 223.75 244.88 345.38 185.16 89.26 47.55 26.05 23.18 63.96 93.9 98.16 203.53 137.06 1940 516.05 590.26 563.05 548.5 261.27 129.14 53.68 40.03 76.3 111.61 168.33 330 282.35 1941 608.54 608.82 582.78 592.77 516.01 272.46 116.84 69.62 83.76 127.34 169.93 484.07 352.75 1942 540.4 607.1 434.8 555.86 466.23 286.6 105.39 59.06 84.55 128.48 187 300.31 312.98 1943 443.06 563.31 579.22 510.27 296.62 165.08 71.19 47.47 69.9 125.31 153.31 160.59 265.44 1944 185.92 285.38 230.33 97.97 120.63 77.13 50.88 58.12 82.48 80.12 178.76 249.61 141.44 1945 233.58 443.25 311.4 201.52 143.59 135.91 138.95 146.19 154.35 170 247.56 445.24 230.96 1946 570.09 336.67 292.05 248.97 171.12 154.06 151.66 153.83 154.2 160.35 200.54 272.04 238.8 1947 204.17 265.76 288.87 202.4 108.38 134.31 117.47 115.72 128.12 166.68 196.37 156.25 173.71 1948 306.88 170.29 247.71 512.35 468.51 354.82 172.75 202.61 209.1 191.72 198.38 223.8 271.58 1949 205.02 200.75 509.39 225.93 158.56 144.77 157.83 167.87 166.99 147.07 161.35 147.81 199.44 1950 274.97 362.65 261.87 188.91 140.46 145.54 151.6 152.46 160.19 163.49 320.43 549.19 239.31 1951 488.15 586.77 414.52 170.56 191.51 137.88 195.23 219.34 172.91 155.12 185.67 363.54 273.43 1952 606.08 620.73 584.88 562.09 481.21 275.35 208.73 198.04 191.45 158.12 162.68 484.3 377.81 1953 661.25 436.76 286.95 213.01 277.66 260 164.56 187.77 211.59 184.02 230.3 245.12 279.92 1954 396.15 656.15 534.1 481.29 241.01 182.6 195.21 210.58 195.76 175.78 254.56 375.5 324.89 1955 331.56 235.58 174.99 175.25 183.59 146.77 189.19 166.15 167.52 145.9 184.63 440.23 211.78 1956 687.37 567.51 488.42 265.16 382.35 204.25 169.05 156.23 207.9 210.77 227.54 206.6 314.43 1957 190.74 223.15 522.24 197.98 311.88 198.34 157.35 147.31 183.11 334.27 343.95 400.76 267.59 1958 591.37 767.49 635.4 658.09 442.93 290.31 193.8 232.51 254.12 235.07 226.56 211.19 394.9 1959 467.32 531.15 317.56 155.39 155.92 142.82 172.22 203.04 187.13 147.58 129.79 123.97 227.82 1960 199.45 470.91 348.52 161.07 187.67 154.87 174.3 169.35 159.47 149.88 194.71 297.67 222.32 1961 198.87 634 547.61 245.79 169.91 177.53 182.86 192.77 171.75 151.02 167.33 282.95 260.2 1962 181.44 475.71 423.7 186.41 159.72 158.67 170.14 180.04 180.91 285.94 212.06 415.02 252.48 1963 299.73 635.51 322.81 627.5 368.63 192 182.92 186.59 265.65 237.94 334.25 313.13 330.56 1964 356.83 333.33 193.14 140.25 162.65 177.81 217.89 224.21 227.55 152.64 243.78 387.7 234.82 1965 717.61 531.96 234.46 441.22 244.51 186.61 213 249.09 244.12 233.88 349.22 391.93 336.47 1966 585.16 472.69 347.18 238.98 208.62 210.24 266.22 250.98 213.3 195.72 332.06 619.05 328.35 1967 401.85 591.32 392.99 603.91 577.67 393.89 273.66 269.29 300.81 274.92 236.87 286.59 383.65 1968 383.59 602.47 521.12 215.64 193.87 184.07 246.28 269.85 262.05 232.25 239.76 436.14 315.59 1969 595.21 739.38 546.61 414.66 435.35 374.63 260.53 251.5 262.86 240.44 247 501.91 405.84 1970 710.21 699.63 523.41 227.71 199.25 189.38 202.29 165.15 202.53 211.05 367.15 706.37 367.01 1971 645.44 492.31 392.57 474.31 422.2 356.23 273.44 279.24 288.76 238.21 216.85 288.42 364 1972 296 308.32 457.86 256.04 232.58 221.9 235.13 190.17 195.14 214.14 393.43 439.38 286.67 1973 655.68 730.88 615.76 310.91 252.19 212.07 225.01 221.26 234.73 232.17 580.85 749.67 418.43 1974 772.6 649.17 686.37 656.39 358.41 298.82 258.17 266.05 288.66 242.88 299.75 341.52 426.57 1975 277.54 618.06 673.49 458.55 423.75 314.28 246.28 249.5 257.34 270.37 326.96 351.86 372.33 1976 239.11 223.01 260.18 225.21 238.55 246.09 244.29 259.7 181.84 121.49 125.88 116.18 206.79 1977 191.59 162.8 145.9 125.13 162.42 141.04 180.15 147.94 115.1 94.29 143.1 254 155.29 1978 584.79 577.06 615.12 538.97 283.4 169.49 187.53 201.92 204.51 180.59 191.63 209.46 328.71 1979 310.1 400.19 376.04 246.07 189.82 150.25 236.6 164.8 140.84 154.02 220.33 292.29 240.11 1980 615.76 558.14 607.54 248.93 158.67 202.65 193.44 158.7 173.28 155.04 172.92 275.4 293.37 1981 319.25 385.3 431.67 293.84 196.52 164.72 218.71 237.42 158.49 141.96 401.01 680.34 302.44 1982 672.67 618.22 656.32 705.57 396.47 224.9 179.8 199.38 256.67 243.22 396.69 628 431.49 1983 510.44 805.32 834.99 627.6 654.31 501.59 339.35 306.01 283.53 312.93 552.25 776.71 542.09 1984 635.85 378.96 398.73 234.14 189.48 163.89 239.41 227.26 210.92 203.04 477.46 509.34 322.37 1985 268.48 262.2 220.63 183.98 153.89 141.2 217.79 162.16 136.39 128.96 150.67 235.15 188.46 1986 299.59 728.35 730.94 260.3 178.72 147.83 156.99 156.86 193.56 193.3 191.53 209.79 287.31 1987 229.44 308.57 380.83 224.23 194.43 193.41 254.92 220.79 158.8 125.51 116.93 296.8 225.39 1988 427.18 207.39 186.45 285.12 212.1 184.56 232.98 223.36 165.74 148.07 201.86 226.72 225.13 1989 231.74 193.45 523.66 246.72 192.65 190.44 200.95 212.86 188.85 186.56 217.3 169.81 229.58 1990 258.39 179.6 190.03 166.97 188.87 169.5 153.05 177.08 158.28 122.35 125.89 140 169.17 1991 149.55 141.94 388.97 186 144.48 129.41 134.06 129.71 122.49 119.98 112.03 126.87 157.12 1992 178.11 452.85 384.56 183.14 96.19 97.73 107.15 122.65 156.46 108.82 108.71 221.54 184.83 1993 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 Avg 409.85 460.62 429 325.75 259.94 201.99 186.39 182.98 184.57 179.93 238.41 343.54 283.58 Std Dev 183.73 185.15 161.36 172.1 130.99 83.09 60.44 63.43 58.51 56.81 106.35 164.9 84.04