SALT LAKE COUNTY PUBLIC WORKS DEPARTMENT ENGINEERING DIVISION #290 Little Cottonwood Creek @ 300 West DAILY DISCHARGE IN CUBIC FEET PER SECOND WATER YEAR OCT 1998 TO SEP 1999 Day OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP ------------------------------------------------------------------------------------------------------------------------------------ 1 27 8.8 6.0 9.0 9.5 5.0> 24 51 201 165 10 12 2 27 7.8 6.0 5.6 7.7 5.3 15 77 251 230 10 15 3 56 15 6.1 5.0> 7.2 7.2 14 154 243 203 10 19 4 59 6.0 6.7 5.0> 8.0 12 13 74 204 124 10 10 5 40 8.3 6.7 5.5 12 7.0 13 68 173 102 12 13 6 36 24 6.0 32 7.8 5.2 9.5 51 142 70 11 16 7 35 6.6 5.7 7.5 6.4 5.0> 29 42 150 82 11 12 8 35 11 5.5 5.5 7.6 5.0> 17 48 188 99 11 8.6 9 34 7.5 5.0> 5.0> 6.1 5.0 12 65 194 69 9.4 8.3 10 34 8.0 5.0> 5.0> 13 9.9 8.6 53 186 52 8.6 7.4 11 32 6.5 5.0> 5.0> 9.0 12 8.6 44 181 78 23 6.5 12 33 6.5 5.0> 5.0> 7.4 11 7.6 38 222 35 15 6.5 13 31 6.0 5.0> 5.0> 6.7 6.3 5.7 94 254 19 12 6.5 14 32 6.0 5.0> 5.0> 7.5 5.5 5.0> 70 276 37 8.6 6.5 15 62 6.0 5.0> 5.0> 7.1 5.5 5.0> 64 314 34 7.9 7.1 16 32 7.8 5.0> 5.0> 6.2 8.8 5.0> 53 344 29 8.3 8.1 17 21 6.0 5.0> 5.5 7.8 5.9 5.0> 47 322 34 8.8 9.0 18 17 6.0 5.0> 8.9 7.2 5.5 17 42 315 27 11 8.1 19 15 5.7 5.0> 15 6.2 5.5 23 59 314 20 10 11 20 65 6.0 5.0> 7.2 6.0 5.5 56 72 318 17 42 7.3 21 16 6.1 5.0> 21 7.5 5.5 42 83 283 14 25 7.8 22 14 8.3 5.0> 8.4 7.9 7.9 32 120 244 14 13 8.2 23 14 8.4 5.0> 7.7 6.3 5.5 30 162 250 16 14 7.4 24 14 6.6 5.0> 11 5.2 5.5 34 253 242 12 9.9 7.6 25 14 5.7 5.0> 7.3 5.0> 19 39 238 227 11 7.4 7.0 26 11 5.5 5.0> 6.9 5.0> 36 28 234 203 11 6.7 7.0 27 5.0> 6.4 5.0> 8.6 5.0> 10 87 251 175 11 8.8 7.0 28 5.0> 12 5.0> 6.7 5.0> 9.0 79 274 156 11 13 7.6 29 8.5 13 5.0> 6.0 ------ 8.5 72 323 148 11 10 7.0 30 27 7.3 5.5 6.0 ------ 8.5 59 340 151 11 19 7.4 31 7.3 ------ 7.4 6.0 ------ 58 ------ 264 ------ 11 19 ------ TOTAL 858.8 244.8 166.6 247.3 203.3 311.5 795.0 3,808 6,871 1,659 395.4 271.9 MEAN 27.7 8.16 5.37 7.98 7.26 10.0 26.5 123 229 53.5 12.8 9.06 MAX 65 24 7.4 32 13 58 87 340 344 230 42 19 MIN 5.0 5.5 5.0 5.0 5.0 5.0 5.0 38 142 11 6.7 6.5 AC-FT 1,700 486 330 491 403 618 1,580 7,550 13,630 3,290 784 539 CAL YEAR 1998 TOTAL 23,461.4 MEAN 64.3 MAX 433 MIN 5.0 AC-FT 46,540 WTR YEAR 1999 TOTAL 15,832.6 MEAN 43.4 MAX 344 MIN 5.0 AC-FT 31,400 > Actual value is known to be less than the value shown