Country= U.S.A. Station= DES MOINES, IOWA River= DES MOINES RIVER Area= 16173.59 Lat= 41.61 Lon= -93.62 Source= USGS PointID= 5482000 Area Units= km2 Discharge Units= m3/sec Starting Year= 1950 Ending Year= 1993 Total Years= 44 Total Usable Years= 24 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1950 183.7 201.66 417.68 276.63 162.5 173.2 141.37 119.04 142.37 146.65 129.12 184.99 189.91 1951 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1952 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1953 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1954 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1955 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1956 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1957 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1958 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1959 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1960 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 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 462.21 578.48 1207.22 676.29 471.34 181.04 194.8 364.39 219.07 142.99 148.71 460.9 425.62 1972 864.31 967.46 460.11 330.46 205.37 191.11 181.75 125.62 92.53 73.58 103.73 289.08 323.76 1973 657.23 1177.89 688.38 1174.78 480.29 548.69 232.73 217.15 118.34 119.19 98.99 161.23 472.91 1974 391.24 904.73 467.03 599.29 186.78 171.89 122.16 213.89 186.87 82.47 98.4 194.57 301.61 1975 516.74 751.61 1338.21 1181.57 584.15 415.11 323.84 344.19 210.07 317.33 236.9 241.14 538.4 1976 413.06 458.05 593.92 370.07 473.35 410.46 238.68 117.72 112.36 204.07 192.77 635.31 351.65 1977 688.65 329.53 820.64 630.58 158.19 121 92.99 147.39 121.69 130.91 312.02 231.68 315.44 1978 514.88 970.26 504.68 290.15 471.81 164.83 106.87 163.64 81.47 62.97 66.14 127.03 293.73 1979 247.02 532.06 987.9 632.41 414.41 146.61 144.48 103.81 129.74 172.91 192.85 199.82 325.33 1980 305.87 450.34 1084.45 1117.11 315.62 290.08 171.3 86.46 69.88 85.46 87.61 115.79 348.33 1981 96.14 415.46 291.99 410.38 103.77 103.8 62.6 81.39 70.33 52.77 59.88 90.66 153.26 1982 629.09 766.78 432.25 385.39 347.81 235.64 174.22 173.07 98.09 113.03 111.34 331.03 316.48 1983 532.09 822.71 974.38 1087.09 290.98 158.62 124.44 83.04 93.69 77.33 129.43 711.94 423.81 1984 645.35 650.41 844.21 699.71 537.15 228.34 177.7 469.55 101.87 75.48 114.62 136.52 390.08 1985 162.01 572.92 258.01 161.72 147.99 83.02 93.47 154.04 111.22 118.55 246.99 416.15 210.51 1986 240.79 419.22 304.92 159.58 72.94 68.12 51.26 59.27 88.59 60.41 128.27 443.02 174.7 1987 864.86 798.84 901.39 531.43 181.82 159.53 160.77 76.22 73.54 53.88 62.1 78.25 328.55 1988 206.17 336.05 319.62 261.98 171.03 65.19 50.85 53.87 120.96 93.06 90.37 98.97 155.68 1989 143.5 136.01 313.72 452.32 217.64 206.82 365.44 187.26 118.72 454 172.34 356.65 260.37 1990 679.7 704.69 893.45 421.83 178.34 108.46 75.51 78.31 84.26 140.22 156.81 139.19 305.06 1991 412.82 819.17 925.6 578.04 509.07 244.23 340.74 372.48 181.68 77.88 85.56 116.76 388.67 1992 365.02 591.83 670.47 382.39 124.76 200.71 151.62 251.46 312.96 321.35 343.13 845.95 380.14 1993 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 Avg 444.45 624.18 682.62 557.01 295.96 203.33 164.33 175.79 127.84 138.11 146.44 287.24 320.61 Std Dev 221.96 256.98 313 306.67 158.02 115.46 86.11 111.71 57.45 98.23 75.29 207.02 97.32