Country= U.S.A. Station= ROYALTON, MN River= MISSISSIPPI RIVER Area= 30042.22 Lat= 45.86 Lon= -94.35 Source= USGS PointID= 5267000 Area Units= km2 Discharge Units= m3/sec Starting Year= 1958 Ending Year= 1993 Total Years= 36 Total Usable Years= 12 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1958 984.24 570.18 1032.02 864.33 2654.86 555.11 521.49 348.48 244.09 149.19 329.81 172.95 702.23 1959 218.57 492.77 578.12 516.31 265.7 225.92 426.53 358.64 183.43 716.97 291.76 814.11 424.07 1960 1302.49 890.33 693.95 257.97 863.58 377.98 399.82 249.19 134.36 385.93 350.99 1057.32 580.33 1961 810.96 734.22 782.1 1199.13 654.59 211.06 461.39 197.73 206.78 295.55 499.04 933.73 582.19 1962 736.7 843.95 828.23 699.24 466.77 779.57 278.15 168.03 322.44 518.66 410.97 693.13 562.15 1963 383.68 150 559.52 253.36 429.47 156.12 192.47 124.39 73.42 47.6 43.22 71.24 207.04 1964 51.9 111.78 365.69 665.98 701.26 204.94 93.52 106.3 268.72 333.95 290.84 294.77 290.8 1965 346.05 983.92 687.28 439.2 451.21 419.27 169.05 132.45 161.11 172.22 127.3 103.24 349.36 1966 166.15 495.78 221.37 572.33 1727.25 468.36 423.2 245.53 180.53 234.84 132.13 161.73 419.1 1967 223.87 134.53 177.06 845.3 1256.54 784.38 356.36 116.51 405.07 125.08 369.24 469.75 438.64 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 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1972 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1973 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1974 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1975 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1976 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1977 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1978 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1979 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1980 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1981 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1982 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1983 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1984 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1985 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1986 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1987 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1988 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1989 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1990 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1991 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1992 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1993 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 Avg 522.46 540.75 592.53 631.31 947.12 418.27 332.2 204.73 217.99 298 284.53 477.2 455.59 Std Dev 391.29 309.01 258.27 276.44 705.88 219.45 134.49 88.62 91.11 191.78 134.88 351.45 143.74