Observed and urbanization-adjusted annual maximum peak discharge and associated urban fraction and precipitation values at USGS streamgage:
04087233 ROOT RIVER CANAL NEAR FRANKLIN, WI
| Water year | Segment | Discharge code | Cumulative reservoir storage (acre-feet) | Urban fraction | Precipitation (inches) | Observed peak discharge (ft3/s) | Adjusted peak discharge (ft3/s) | Exceedance probability |
| 1964 | 1 | -- | 115 | 0.033 | 3.965 | 309 | 359 | 0.856 |
| 1965 | 1 | 18 | 115 | 0.036 | 0.556 | 500 | 564 | 0.658 |
| 1966 | 1 | -- | 115 | 0.039 | 0.823 | 774 | 857 | 0.365 |
| 1967 | 1 | -- | 115 | 0.042 | 2.019 | 574 | 640 | 0.580 |
| 1968 | 1 | -- | 115 | 0.045 | 1.248 | 470 | 526 | 0.699 |
| 1969 | 1 | -- | 115 | 0.048 | 2.273 | 461 | 515 | 0.711 |
| 1970 | 1 | -- | 115 | 0.051 | 2.011 | 696 | 764 | 0.445 |
| 1971 | 1 | -- | 115 | 0.054 | 0.030 | 760 | 829 | 0.386 |
| 1972 | 1 | -- | 115 | 0.057 | 1.586 | 704 | 768 | 0.441 |
| 1973 | 1 | -- | 115 | 0.061 | 0.360 | 740 | 803 | 0.408 |
| 1974 | 1 | D | 115 | 0.064 | 0.551 | 1440 | 1540 | 0.077 |
| 1975 | 1 | -- | 115 | 0.067 | 0.000 | 482 | 526 | 0.700 |
| 1976 | 1 | -- | 115 | 0.070 | 1.225 | 1200 | 1280 | 0.141 |
| 1977 | 1 | -- | 115 | 0.073 | 0.621 | 108 | 123 | 0.984 |
| 1978 | 1 | -- | 115 | 0.076 | 5.288 | 990 | 1050 | 0.233 |
| 1979 | 1 | -- | 115 | 0.079 | 0.251 | 1060 | 1120 | 0.196 |
| 1980 | 1 | -- | 115 | 0.082 | 2.664 | 437 | 469 | 0.758 |
| 1981 | 1 | -- | 115 | 0.082 | 2.300 | 673 | 715 | 0.493 |
| 1982 | 1 | -- | 115 | 0.083 | 2.313 | 552 | 588 | 0.634 |
| 1983 | 1 | -- | 115 | 0.083 | 1.156 | 1140 | 1200 | 0.168 |
| 1984 | 1 | -- | 115 | 0.084 | 1.056 | 583 | 620 | 0.604 |
| 1985 | 1 | -- | 115 | 0.084 | 0.451 | 942 | 991 | 0.269 |
| 1986 | 1 | -- | 115 | 0.085 | 0.159 | 1120 | 1170 | 0.175 |
| 1987 | 1 | -- | 115 | 0.085 | 1.186 | 901 | 948 | 0.298 |
| 1988 | 1 | -- | 115 | 0.086 | 1.507 | 788 | 831 | 0.384 |
| 1989 | 1 | -- | 115 | 0.087 | 4.281 | 760 | 802 | 0.409 |
| 1990 | 1 | -- | 115 | 0.087 | 1.511 | 1080 | 1130 | 0.191 |
| 1991 | 1 | -- | 115 | 0.090 | 1.263 | 1050 | 1100 | 0.206 |
| 1992 | 1 | -- | 115 | 0.093 | 0.939 | 635 | 667 | 0.547 |
| 1993 | 1 | -- | 115 | 0.096 | 2.030 | 1260 | 1310 | 0.131 |
| 1994 | 1 | 18 | 115 | 0.099 | 1.465 | 1000 | 1040 | 0.241 |
| 1995 | 1 | -- | 115 | 0.102 | 1.981 | 750 | 779 | 0.431 |
| 1996 | 1 | -- | 115 | 0.105 | 2.369 | 721 | 746 | 0.462 |
| 1997 | 1 | -- | 115 | 0.108 | 1.234 | 704 | 727 | 0.481 |
| 1998 | 1 | -- | 115 | 0.111 | 1.185 | 659 | 678 | 0.534 |
| 1999 | 1 | -- | 115 | 0.114 | 1.587 | 830 | 850 | 0.370 |
| 2000 | 1 | -- | 115 | 0.117 | 1.476 | 1300 | 1320 | 0.126 |
| 2001 | 1 | 9 | 115 | 0.119 | 1.830 | 1100 | 1120 | 0.196 |
| 2002 | 1 | -- | 115 | 0.121 | 1.970 | 768 | 781 | 0.429 |
| 2003 | 1 | -- | 115 | 0.123 | 0.723 | 356 | 363 | 0.852 |
| 2004 | 1 | -- | 115 | 0.125 | 2.824 | 1430 | 1440 | 0.093 |
| 2005 | 1 | -- | 115 | 0.127 | 0.551 | 599 | 606 | 0.617 |
| 2006 | 1 | -- | 115 | 0.129 | 2.016 | 792 | 799 | 0.412 |
| 2007 | 1 | -- | 115 | 0.130 | 3.894 | 1280 | 1290 | 0.138 |
| 2008 | 1 | -- | 115 | 0.132 | 2.534 | 1560 | 1570 | 0.073 |
| 2009 | 1 | -- | 115 | 0.134 | 2.198 | 988 | 990 | 0.270 |