SALT LAKE COUNTY PUBLIC WORKS DEPARTMENT ENGINEERING DIVISION #220 LITTLE COTTONWOOD CREEK @ CANYON MOUTH USGS #: 10167499 DISCHARGE, CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1986 TO SEPTEMBER 1987 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 1.7 1.3 1.3 1.3 1.6 2.3 3.2 53 39 4.2 3.0 2.4 2 1.7 1.3 1.3 1.5 1.6 2.3 3.5 30 6.1 4.0 2.7 2.3 3 1.7 1.3 1.3 1.4 1.7 2.3 3.4 14 6.1 3.8 2.9 2.3 4 1.6 1.3 1.3 1.4 1.7 2.3 3.5 4.6 5.9 3.9 2.6 2.7 5 1.4 1.3 1.3 1.5 1.7 2.3 3.5 4.9 7.0 4.0 2.7 2.5 6 1.4 1.4 1.3 1.5 1.7 2.4 3.6 9.3 16 3.8 2.7 2.3 7 1.4 1.4 1.3 1.4 1.7 2.6 3.5 19 28 3.6 3.0 2.2 8 1.4 1.3 1.3 1.4 1.7 2.6 3.5 44 16 3.9 2.8 2.3 9 1.4 1.7 1.3 1.4 1.7 2.9 3.5 52 7.0 3.8 2.6 2.2 10 1.5 1.3 1.3 1.3 1.7 2.6 3.5 42 6.2 4.0 2.7 2.1 11 1.4 1.3 1.2 1.3 1.8 2.7 3.8 41 8.2 3.7 2.6 2.1 12 1.8 1.3 1.3 1.4 1.8 2.6 3.8 55 5.6 3.5 2.6 2.0 13 1.7 1.3 1.3 1.4 1.9 2.8 3.7 91 5.5 3.5 2.6 2.1 14 1.5 1.3 1.3 1.5 2.1 2.9 3.7 114 5.4 3.4 2.8 2.6 15 1.5 1.3 1.3 1.4 2.0 2.9 3.5 103 6.8 3.4 3.4 2.3 16 1.5 1.3 1.3 1.4 2.0 3.1 3.8 131 5.8 3.5 5.0 2.1 17 1.4 1.1 1.3 1.4 2.0 3.0 3.8 159 5.4 3.6 4.3 2.2 18 3.5 1.3 1.3 1.4 2.0 3.1 3.6 161 5.2 9.9 2.7 2.2 19 1.7 1.3 1.3 1.4 2.1 3.1 3.9 142 5.4 3.4 2.6 2.2 20 1.6 1.3 1.3 1.5 2.0 2.9 3.8 90 5.6 3.4 2.6 2.3 21 1.6 1.3 1.3 2.4 1.9 2.9 4.3 30 6.1 24 2.8 2.6 22 1.5 1.3 1.3 1.9 1.8 3.0 4.0 8.2 7.1 7.7 2.6 2.5 23 1.5 1.3 1.3 1.4 4.3 2.9 3.9 5.7 7.7 3.6 2.5 2.2 24 1.5 1.3 1.3 1.5 8.2 3.1 3.9 5.6 5.4 3.4 2.8 2.1 25 1.5 1.3 1.3 1.5 8.2 3.2 8.3 5.7 5.1 3.4 2.7 2.1 26 1.5 1.3 1.3 1.6 8.3 3.2 6.3 25 4.7 3.2 2.5 2.2 27 1.4 1.3 1.3 1.5 5.8 3.2 6.6 6.9 4.3 3.1 2.5 2.2 28 1.3 1.3 1.3 1.8 2.3 3.2 21 22 4.2 3.2 2.4 2.1 29 1.3 1.2 1.3 1.5 --- 3.2 47 5.9 4.2 3.0 2.3 2.1 30 1.3 1.3 1.3 1.6 --- 3.2 56 7.4 4.3 2.9 2.2 2.0 31 1.8 --- 1.3 1.5 --- 3.2 --- 5.8 --- 2.9 2.2 --- TOTAL 49.0 39.3 40.2 46.4 77.3 88.0 233.4 1488.0 249.3 140.7 86.4 67.5 MEAN 1.58 1.31 1.30 1.50 2.76 2.84 7.78 48.0 8.31 4.54 2.79 2.25 MAX 3.5 1.7 1.3 2.4 8.3 3.2 56 161 39 24 5.0 2.7 MIN 1.3 1.1 1.2 1.3 1.6 2.3 3.2 4.6 4.2 2.9 2.2 2.0 AC-FT 97 78 80 92 153 175 463 2950 494 279 171 134 CAL YR 1986 TOTAL 12923.1 MEAN 35.4 MAX 440 MIN 1.1 AC-FT 25630 WTR YR 1987 TOTAL 2605.5 MEAN 7.14 MAX 161 MIN 1.1 AC-FT 5170