Country= U.S.A. Station= ASHTON SD River= JAMES R Area= 25230.28 Lat= 45 Lon= -98.48 Source= USGS PointID= 6473000 Area Units= km2 Discharge Units= m3/sec Starting Year= 1900 Ending Year= 1993 Total Years= 94 Total Usable Years= 93 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1900 517.37 801.86 657.92 742.75 179.71 97.6 66.08 46.1 34.16 31.71 307.27 398.36 323.41 1901 156.66 110.23 929.69 1111.54 607.49 443.84 86.8 209.63 120.55 101.08 149.73 733.59 396.74 1902 326.56 205.7 1860.79 619.14 137.26 140.67 821.38 285.13 139.23 423.94 237.7 649.39 487.24 1903 377.07 990.18 1514.78 669.76 95.95 290.57 223.06 370.13 309.49 775.15 355.81 199.25 514.27 1904 399 445.26 1487.1 885.94 445.86 316.4 102.97 147.03 116.65 318.5 169.11 216.85 420.89 1905 557.21 149.76 1162.89 695.21 166.31 304.27 155.4 154.78 358.32 228.84 156.51 567.04 388.05 1906 436.06 302.82 528.18 1058.77 342.52 394.19 183.87 103.69 52.92 145.2 285.19 313.39 345.57 1907 834.07 151.42 681.59 507.54 388.64 136.15 123.65 42.06 145.53 314.25 525.29 862.07 392.69 1908 398.43 610.87 1279.65 708.11 731.64 126.61 76.97 41.9 24.62 30 41.79 38.43 342.42 1909 410.38 955.9 604.84 770.13 798.85 300.45 58.78 41.08 31.84 33.64 34.15 60.68 341.73 1910 360.43 181.42 1460.61 482.86 442.26 310.68 55.1 28.21 29.16 31.64 87.04 73.94 295.28 1911 587.9 214.75 612.27 864.71 169.34 200.64 49.95 36.19 102.99 260.99 254.17 405.12 313.25 1912 192.44 229.27 930.82 1325.52 465.78 103.11 35.37 51.45 364.3 263.36 370.32 441.45 397.77 1913 1021.42 206.53 1135.55 565.16 262.52 125.29 38.48 26.07 28.54 84.71 302.23 169.56 330.51 1914 216.95 420.77 842.57 1522.7 748.45 118.44 135.17 144.43 107.61 41 47.84 60.32 367.19 1915 732.03 998.5 343.23 380.47 237.27 70.21 752.54 527.63 188.37 291.45 197.7 339.55 421.58 1916 718.84 325.41 520.24 1679.2 471.36 650.45 166.68 49.77 66.84 137.93 146.3 194.62 427.3 1917 231.59 122.31 753.74 566.2 368.04 771.07 478.63 397.1 153.01 431.48 392.18 70.76 394.68 1918 41.06 528.19 1173.05 792.22 477.1 274.71 103.98 41.9 145.65 260.24 401.6 325.44 380.43 1919 343.52 183.49 587.85 585.97 741.54 133.12 129.57 104.61 56.06 72.98 429.3 260.08 302.34 1920 80.38 76.75 1387.31 653.84 278.78 110.32 203.64 217.64 212.3 285.43 373.89 684.36 380.39 1921 253.42 273.8 1004.07 477.33 295.96 68.76 88.97 72.42 52.32 81.53 565.25 505.65 311.62 1922 178.48 439.86 931.99 914.92 272.19 701.03 336.8 156.99 128.99 58.23 58.59 69.61 353.97 1923 265.07 186.28 998.12 540.11 431.93 129.7 45.65 40.78 53.42 95.16 118.23 448.97 279.45 1924 551.62 152.02 424.6 1143.91 674.77 172.63 112.79 72.31 109.45 474.71 103.57 155.76 345.68 1925 82.47 979.63 631.74 464.12 321.52 103.87 175.3 129.53 148.42 184.6 551.78 455.9 352.41 1926 293.57 418.08 816.21 999.02 229.61 115.75 58.11 168.4 169.63 410.3 877.07 259.39 401.26 1927 325.05 590.61 1249.6 471.01 741.72 222.1 80.57 90.89 113.36 695.41 909.92 998.4 540.72 1928 427.35 499.49 617.02 915.39 671.66 652.82 485.99 218.44 71.36 59.19 100.64 215.42 411.23 1929 144.24 169.49 1124.46 1477.96 841.38 148.85 77.52 43.23 36.36 194.28 279.09 395.49 411.03 1930 609.07 361.77 839.37 519.95 278.19 260.66 100.29 31.29 55.72 31.28 30.83 54.74 264.43 1931 39.25 99.55 575.53 854.32 637.15 214 204.76 75.85 52.06 35.33 69.5 285.37 261.89 1932 613.76 592.02 390.48 1180.16 470.76 107.7 121.53 63.44 31.61 319.79 662.38 172.61 393.85 1933 247.55 174.09 709.49 949.28 318.74 135.75 71.82 344.22 407.52 173.29 235.47 334.44 341.8 1934 496.73 109.93 588.81 917.66 183.95 124.95 58.04 46.91 199.25 134.05 255.62 391.95 292.32 1935 587.18 225.13 877.28 806.09 507.54 117.28 575.69 136.98 66.48 62.09 638.08 375.92 414.65 1936 252.31 148.18 2281.25 742.66 240.95 92.35 41.89 60.36 45.35 96.76 357.7 334.24 391.17 1937 842.66 387.69 367.51 991.19 441.65 245.86 132.62 188.32 151.64 337.2 417.74 384.65 407.39 1938 314.45 601.33 658.12 503.85 220.84 122.49 103.85 131.62 352.99 135.09 201.25 651.52 333.12 1939 231.63 879.46 920.21 769.18 173.09 69.46 36.35 34.68 21.8 54.66 126.67 174.43 290.97 1940 99.77 107.59 478.17 2432.43 436.89 249.13 162.44 59.55 133.34 89.45 257.38 451.68 413.15 1941 351.01 180.91 397.27 1118.54 147.71 110.55 57.95 72.05 30 25.63 68.1 192.62 229.36 1942 175.57 185.6 1045.85 575 426.15 255.32 117.99 158.08 142.72 348.47 513.07 609 379.4 1943 792.85 591.58 1028.55 771.64 1120.99 345.05 82.39 77.5 49.19 188.02 513.56 157.5 476.57 1944 88.46 177.21 745.74 794.29 575.19 264.09 94.66 43.73 53.28 98.56 142.2 285.92 280.28 1945 300.07 398.56 1668.69 482.72 821.01 402.7 232.53 162.28 283.47 508.07 715.95 463.3 536.61 1946 502.63 186.63 949.08 195.89 900.54 619.39 214.4 194.72 85.5 226.65 151.26 115.39 361.84 1947 495.03 337.13 650.89 1174.68 1046.08 513.3 396.97 199.11 121.61 50.28 194.68 168.06 445.65 1948 99.2 370.89 1424.17 925.49 628.73 282.11 166.67 121.39 42.87 45.46 211.65 292.9 384.29 1949 827.4 522.35 450.7 523.86 358.12 108.01 47.33 54.28 92.84 103.39 173.79 393.96 304.67 1950 591.28 334.9 940.96 1166.19 398.26 300.76 122.64 131.35 314.79 173.97 528.61 848.83 487.71 1951 650.51 828.27 787.4 906.8 200.4 152.61 225.61 86.06 55.46 51.15 277.56 474.43 391.36 1952 837 466.13 919.41 852.25 563.6 189.78 163.76 77.96 81.22 47.6 148.72 572 409.95 1953 584.02 533.04 761 676.68 610.83 196.06 63.4 38.17 32.36 34.48 92.65 283.79 325.54 1954 198.52 623.39 586.16 659.88 626.45 247.76 59.62 32.07 61.54 39.87 303.89 483.87 326.92 1955 400.54 342.31 1213.98 467.32 184.9 106.84 39.9 176.4 64.29 785.81 724.35 264.35 397.58 1956 202.14 416.18 1256.73 1563.29 497.39 221.22 162.04 73.07 179.69 142.56 203.07 621.12 461.54 1957 395.57 308.59 608.54 1025.45 419.71 134.69 90.5 61.9 46.5 54.73 110.72 456.85 309.48 1958 308.2 181.24 765.47 2063.37 725.02 323.37 181.78 85.74 119.53 183.79 354.44 231.24 460.27 1959 478.62 403.11 675.95 957.87 282.17 86.12 47.08 37.67 49.14 235.96 702.73 929.07 407.12 1960 512.69 625.59 374.2 1629.17 639.94 630.92 146.18 97 266.3 106.86 138.12 81.04 437.33 1961 57.87 688.91 926.33 1277.47 603.82 335.48 131.59 131.79 73.42 41.04 88.36 145.32 375.12 1962 362.37 165.81 754.97 1209.89 273.53 71.34 30.77 31.67 24.4 207.72 318.1 225.99 306.38 1963 181.67 134.56 1045 695.47 371.44 163.56 70.6 47.39 29.86 23.12 69.19 231.85 255.31 1964 460.47 252.81 1581.75 685.27 378.09 78.83 41.12 24.16 18.03 19.96 20.49 69.39 302.53 1965 133.2 438.03 290.18 651.67 287.87 104.42 33.62 36.3 46.28 106.28 182.34 242.58 212.73 1966 212.97 516.48 1043.98 468.82 554.5 214.33 52.73 35.67 38.1 46.9 100.58 286.16 297.6 1967 270.5 311.38 703.98 779.57 650.83 184.15 145.7 201.01 110.78 254.52 625.71 528.51 397.22 1968 184.2 389.11 767.52 388.35 532.45 579.6 207.95 62.02 153.29 81.66 636 455.08 369.77 1969 290.11 314.02 391.04 841.01 346.87 264.84 135.68 141.25 46.01 38.14 391.53 407.14 300.64 1970 166.34 645.73 495.73 1460.69 390.52 117.02 113.87 56.46 63.46 167.77 417 313.11 367.31 1971 219.94 558.86 1087.37 975.9 529.13 104.75 53.21 92.11 65.34 57.77 85.1 577.71 367.27 1972 459.23 173.17 1224.43 1095.58 838.65 1538.35 412.71 103.3 52.37 66.74 829.16 1037.22 652.58 1973 551.45 485.33 742.97 863.29 592.46 306.01 217.49 96.25 93.85 66.72 136.43 921.33 422.8 1974 646.99 520.64 656.59 1033.57 402.1 153.55 172.65 69.85 166.09 114.77 338.25 578.81 404.49 1975 590.01 830.28 720.17 530.47 554.44 324.55 111 78.21 812.04 708.37 397.24 439.53 508.03 1976 457.73 1218.41 872.35 527.59 500.85 366.58 282.54 255.65 137.71 835.76 368.56 265.48 507.43 1977 129.25 256.18 1443.07 850.1 369.34 106.55 94.3 113 706.1 1128.84 790.89 953.55 578.43 1978 960.04 360.73 1116.71 1125.41 500.94 201.43 78.68 142.81 78.97 127.31 135.89 270.86 424.98 1979 973.01 342.43 1512.13 704.24 415.08 196.46 69.19 56.03 103.85 240.16 452.18 410.96 456.31 1980 220.28 94.18 880.51 1062.83 325.51 104.79 127.34 55.94 32.62 49.88 131.54 208.5 274.49 1981 64.86 1155.13 355.34 339 425.39 245.42 104.6 71.8 106.74 396.34 480.6 325.84 339.26 1982 290.02 477.65 911.22 866.5 224.71 588.37 214.86 69.6 37.91 35.87 98.75 228.04 336.96 1983 198.08 514.22 540.06 1456.25 878.47 243.91 103 53.16 33.15 37.89 154.21 984.7 433.09 1984 157.11 1042.15 443.48 1418.87 883.4 419.03 305.8 211.84 92.14 56.5 127.23 546.79 475.36 1985 267.09 251.72 602.33 403.84 156.3 104.56 80.09 51.15 134.56 181.59 488.75 487.42 267.45 1986 344.44 527.37 1212.67 601.08 305.08 337.96 172.25 244.29 73.1 182.75 621.92 578.49 433.45 1987 235.4 132.58 701.62 1002.99 182.66 132.8 162.1 56.65 239.54 169.08 236.88 402.1 304.53 1988 179.35 454.85 558.8 374.32 542.21 117.66 66.75 56.22 93.24 81.78 342.34 168.62 253.01 1989 144.62 204.06 378.21 733.14 1080.01 691.61 197.87 76.3 89.68 254.54 401.73 148.34 366.68 1990 411.88 1056.73 499.75 639.94 603.79 192.97 164.88 109.71 83.72 684.7 627.5 808.04 490.3 1991 588.97 553.32 781.28 606.55 311.1 76.79 37.11 38.11 34.24 54.34 148.55 316.86 295.6 1992 352.88 236.94 688.94 758.23 403.96 301.8 175.65 284.4 217.55 270.17 639.36 447.94 398.15 1993 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 Avg 380.09 418.55 861.5 862.54 468.13 257.36 152.69 111.48 123.11 199.21 314.34 388.36 378.11 Std Dev 230.29 269.7 373.31 379.07 227.76 213.28 139.4 90.37 127.56 210.78 219.77 240.29 79.36