SALT LAKE COUNTY PUBLIC WORKS DEPARTMENT ENGINEERING DIVISION #340 BIG COTTONWOOD CREEK @ COTTONWOOD LANE USGS #: 10168800 DAILY DISCHARGE IN CUBIC FEET PER SECOND WATER YEAR OCT 2005 TO SEP 2006 Day OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP ------------------------------------------------------------------------------------------------------------------------------------ 1 8.4 1.0> 1.0> 3.0> 1.0> 28 17 141 146 101 25 3.0> 2 5.3 1.0> 1.0> 1.0> 3.0> 18 19 141 174 82 33 3.0> 3 5.0> 1.0> 1.0> 1.0> 1.0> 14 19 134 211 71 20 5.0> 4 14 1.0> 1.0> 1.0> 1.0> 19 33 153 256 67 9.9 5.0> 5 13 1.0> 1.0> 1.0> 3.0> 13 66 188 311 54 6.2 5.0> 6 8.2 1.0> 1.0> 1.0> 3.0> 11 78 158 343 74 5.8 3.0> 7 5.1 1.0> 1.0> 1.0> 3.0> 15 57 175 365 53 7.4 3.0> 8 5.6 1.0> 0 > 1.0> 3.0> 11 53 176 362 41 5.6 1.0> 9 5.0> 1.0> 0 > 1.0> 3.0> 13 61 167 449 30 5.0> 3.0> 10 5.0> 1.0> 0 > 1.0> 1.0> 9.6 68 153 418 18 1.0> 3.0> 11 5.0> 1.0> 0 > 1.0> 1.0> 9.3 62 142 356 12 1.0> 3.0> 12 3.0> 1.0> 0 > 1.0> 1.0> 9.2 58 145 297 18 3.0> 1.0> 13 5.0> 1.0> 0 > 1.0> 1.0> 7.5 64 178 255 15 6.3 1.0> 14 5.0> 1.0> 0 > 1.0> 1.0> 6.3 83 219 241 9.3 5.9 3.0> 15 5.0> 1.0> 10 e 1.0> 1.0> 5.0 125 289 195 6.9 5.9 24 16 3.0> 1.0> 18 e 3.0> 1.0> 3.0> 124 335 145 6.8 5.8 41 17 1.0> 1.0> 15 e 1.0> 1.0> 5.0> 129 369 132 5.6 5.0> 33 18 1.0> 1.0> 10 e 1.0> 1.0> 5.0> 99 420 143 5.0> 5.0> 21 19 1.0> 1.0> 10 e 3.0> 1.0> 9.6 77 471 156 7.2 3.0> 17 20 1.0> 1.0> 8.0e 1.0> 1.0> 10 68 492 156 8.2 5.0> 28 21 1.0> 1.0> 3.0e 1.0> 1.0> 8.0 64 498 147 5.0 5.0> 20 22 1.0> 1.0> 0 1.0> 1.0> 6.2 69 474 132 3.0 3.0> 32 23 1.0> 1.0> 1.0> 1.0> 1.0> 5.6 87 418 123 1.0> 5.0> 32 24 1.0> 1.0> 1.0> 1.0> 1.0> 6.2 92 356 113 3.0> 3.0> 27 25 1.0> 1.0> 1.0> 1.0> 1.0> 5.3 81 360 109 3.0> 1.0> 32 26 1.0> 1.0> 1.0> 1.0> 1.0> 5.0> 78 394 103 3.0> 3.0> 29 27 1.0> 1.0> 1.0> 1.0> 1.0> 5.0> 99 411 97 1.0> 5.0> 17 28 1.0> 1.0> 1.0> 3.0> 5.0> 3.0> 115 311 87 1.0> 5.0> 10 29 1.0> 1.0> 1.0> 1.0> ------ 22 132 237 78 1.0> 5.0> 9.1 30 1.0> 1.0> 1.0> 1.0> ------ 20 140 169 74 1.0> 3.0> 13 31 1.0> ------ 1.0> 1.0> ------ 5.6 ------ 150 ------ 3.0> 3.0> ------ TOTAL 115.6 30.0 90.0 39.0 44.0 313.4 2,317 8,424 6,174 710.0 205.8 427.1 MEAN 3.73 1.00 2.90 1.26 1.57 10.1 77.2 272 206 22.9 6.64 14.2 MAX 14 1.0 18 3.0 5.0 28 140 498 449 101 33 41 MIN 1.0 1.0 0 1.0 1.0 3.0 17 134 74 1.0 1.0 1.0 AC-FT 229 60 179 77 87 622 4,600 16,710 12,250 1,410 408 847 CAL YEAR 2005 TOTAL 20,398.00 MEAN 55.9 MAX 537 MIN 0 AC-FT 40,460 WTR YEAR 2006 TOTAL 18,889.90 MEAN 51.8 MAX 498 MIN 0 AC-FT 37,470 > => Actual value is known to be less than the value shown e => estimated value