SALT LAKE COUNTY PUBLIC WORKS DEPT ENGINEERING DIVISION #360 BIG COTTONWOOD CREEK below CREEKSIDE PARK USGS #: 10169000 DAILY DISCHARGE IN CUBIC FEET PER SECOND WATER YEAR OCT 2003 TO SEP 2004 Day OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP ------------------------------------------------------------------------------------------------------------------------------------ 1 9.5 4.5 3.3 3.7 2.6 7.1 43 44 81 23 4.5 9.8 2 2.6 3.0 2.8 5.0 2.6 6.2 52 43 87 20 5.4 4.9 3 1.3 5.5 2.7 3.4 3.2 5.9 61 52 94 18 6.5 4.8 4 2.2 6.5 3.0 2.9 3.6 5.7 62 76 132 17 7.8 1.9 5 3.1 3.7 2.7 2.9 3.7 7.4 51 124 143 15 6.0 4.3 6 3.1 3.3 2.9 2.9 3.1 9.2 51 158 148 11 5.5 9.1 7 3.9 3.4 9.9 2.9 3.4 5.2 65 164 146 9.7 3.5 7.9 8 3.3 3.6 5.0 2.9 4.1 5.4 89 141 146 6.4 5.0 5.3 9 3.3 4.5 2.9 3.1 3.2 5.4 80 147 134 6.3 4.3 4.6 10 3.0 5.8 2.6 2.6 3.1 4.3 65 153 128 3.9 4.6 5.8 11 3.0 3.3 2.6 2.6 3.1 4.6 55 185 106 2.3 3.3 3.4 12 3.2 3.4 2.4 2.6 3.1 8.9 48 149 80 2.5 2.0 5.4 13 2.9 4.9 2.4 2.6 3.1 8.7 42 129 56 5.3 1.5 4.6 14 3.2 4.7 3.6 2.6 3.3 8.6 38 97 55 4.8 3.0 3.0 15 3.1 4.2 3.7 2.8 3.2 8.8 40 67 66 4.8 3.5 2.1 16 2.9 7.3 2.6 2.6 3.5 8.9 35 56 73 7.7 4.9 3.6 17 3.3 8.7 2.5 2.6 3.3 7.4 35 71 72 8.2 5.1 3.9 18 3.1 5.6 2.5 2.6 4.4 10 61 101 68 8.4 6.1 1.4 19 3.2 4.6 2.2 2.6 10 11 38 115 72 8.2 6.1 5.5 20 3.2 4.1 2.3 2.6 5.3 26 36 122 61 7.4 8.4 12 21 3.1 4.6 7.1 2.6 4.7 37 62 119 60 7.3 11 6.0 22 2.9 4.0 4.4 2.6 4.7 44 43 127 54 6.6 13 4.6 23 2.9 3.5 2.6 2.6 5.5 56 33 111 46 4.7 12 2.1 24 2.9 3.3 2.6 2.6 5.5 69 23 75 41 3.2 11 1.3 25 3.0 3.3 12 2.6 5.8 65 23 80 39 3.8 11 1.3 26 3.5 3.8 6.3 2.8 11 93 20 68 40 4.5 13 1.6 27 3.3 3.6 5.3 2.7 11 60 21 72 34 4.9 5.3 1.3 28 2.9 3.0 4.2 3.0 12 46 33 110 27 5.1 6.8 1.8 29 2.9 3.2 3.4 3.2 8.9 39 57 157 25 3.1 13 3.0 30 5.4 3.3 3.7 3.6 ------ 37 53 116 27 3.7 12 2.9 31 4.5 ------ 3.3 3.0 ------ 35 ------ 94 ------ 3.0 12 ------ TOTAL 103.7 130.2 119.5 89.8 144.0 745.7 1,415 3,323 2,341 239.8 217.1 129.2 MEAN 3.35 4.34 3.85 2.90 4.97 24.1 47.2 107 78.0 7.74 7.00 4.31 MAX 9.5 8.7 12 5.0 12 93 89 185 148 23 13 12 MIN 1.3 3.0 2.2 2.6 2.6 4.3 20 43 25 2.3 1.5 1.3 AC-FT 206 258 237 178 286 1,480 2,810 6,590 4,640 476 431 256 CAL YEAR 2003 TOTAL 7,417.70 MEAN 20.3 MAX 283 MIN 1.3 AC-FT 14,710 WTR YEAR 2004 TOTAL 8,998.00 MEAN 24.6 MAX 185 MIN 1.3 AC-FT 17,850