SALT LAKE COUNTY PUBLIC WORKS DEPARTMENT ENGINEERING DIVISION #290 Little Cottonwood Creek @ 300 West DAILY DISCHARGE IN CUBIC FEET PER SECOND WATER YEAR OCT 1999 TO SEP 2000 Day OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP ------------------------------------------------------------------------------------------------------------------------------------ 1 7.5 6.5 13 5.0> 6.6 6.5 5.9 42 174 8.2 5.6 27 2 7.6 5.3 6.5 5.0> 6.5 6.0 5.6 39 142 6.9 6.6 25 3 7.9 5.0> 6.4 5.0> 6.5 6.0 5.9 68 136 6.6 9.5 10 4 8.4 5.0> 5.8 5.0> 6.5 6.0 5.4 95 128 6.1 8.8 10 5 9.1 5.0> 5.3 5.0> 6.5 5.2 5.0> 125 131 8.2 7.2 7.3 6 8.4 5.0> 5.0 5.0> 6.5 5.0> 5.8 116 124 6.7 6.3 5.0> 7 12 5.0> 5.4 5.0> 6.2 5.0> 5.8 132 113 6.5 5.9 5.0> 8 12 5.0> 5.3 5.0> 6.0 5.0> 5.6 109 105 6.3 5.6 5.0> 9 8.7 5.0> 5.0 5.0> 6.0 8.1 5.7 93 104 6.4 6.0 5.0> 10 9.9 5.0> 5.1 5.4 6.0 10 10 62 63 17 6.0 5.0> 11 8.3 5.0> 5.0 6.6 19 5.7 6.5 58 41 48 6.5 5.0> 12 10 5.0> 5.0 6.5 11 5.3 6.1 45 30 23 5.5 5.0> 13 8.4 5.0> 5.0> 5.5 9.0 5.0> 6.1 31 24 8.5 5.6 5.0> 14 9.1 5.0> 5.0> 5.2 7.7 5.0 41 24 22 6.5 6.3 5.0> 15 16 5.0> 5.0> 5.0 6.5 5.0> 28 21 25 8.3 7.2 5.0> 16 9.5 5.0> 5.0> 5.0 5.0> 5.0> 13 22 26 6.5 7.3 5.0> 17 7.6 8.1 5.0> 5.0 9.4 7.0 15 20 19 6.3 6.6 5.0> 18 7.5 8.3 5.0> 5.7 8.3 5.0> 30 20 18 7.9 12 5.0> 19 7.5 5.0 5.0> 5.3 5.0> 7.3 34 20 18 7.3 17 5.0 20 7.5 5.0 5.0> 5.0 5.0> 12 24 23 17 7.1 7.9 5.0> 21 7.5 7.2 5.0> 16 22 6.4 19 49 14 6.6 6.3 12 22 7.5 5.7 5.0> 6.9 12 5.1 25 102 8.8 6.6 6.0 23 23 7.5 5.0> 5.0> 6.5 6.7 5.0> 33 188 7.7 5.6 7.4 78 24 7.5 5.0> 5.0> 6.5 8.4 5.0> 48 247 7.5 5.9 6.2 14 25 7.4 5.0> 5.0> 11 6.7 5.0> 20 300 7.6 6.0 7.0 8.9 26 7.0 5.0> 5.0> 13 6.1 5.0> 27 322 7.4 7.3 10 7.9 27 6.5 5.0> 5.0> 6.8 6.0 5.0> 29 238 7.1 6.6 10 7.5 28 6.0 5.0> 5.0> 6.5 12 7.8 39 274 7.3 5.8 9.7 7.0 29 10 5.0> 5.0> 6.5 6.6 6.2 74 304 7.2 5.8 8.0 6.5 30 6.5 5.0> 5.0> 6.5 ------ 12 40 271 8.0 5.8 37 6.5 31 6.5 ------ 5.0> 7.2 ------ 6.8 ------ 222 ------ 5.5 63 ------ TOTAL 262.8 161.1 167.8 198.6 235.7 194.4 618.4 3,682 1,542.6 275.8 320.0 325.6 MEAN 8.48 5.37 5.41 6.41 8.13 6.27 20.6 119 51.4 8.90 10.3 10.9 MAX 16 8.3 13 16 22 12 74 322 174 48 63 78 MIN 6.0 5.0 5.0 5.0 5.0 5.0 5.0 20 7.1 5.5 5.5 5.0 AC-FT 521 320 333 394 468 386 1,230 7,300 3,060 547 635 646 CAL YEAR 1999 TOTAL 15,154.0 MEAN 41.5 MAX 344 MIN 4.5 AC-FT 30,060 WTR YEAR 2000 TOTAL 7,984.8 MEAN 21.8 MAX 322 MIN 5.0 AC-FT 15,840 > Actual value is known to be less than the value shown