Salt Lake County Public Works Department Engineering Division #360 BIG COTTONWOOD CREEK below CREEKSIDE PARK USGS #: 10169000 DAILY DISCHARGE IN CUBIC FEET PER SECOND WATER YEAR OCT 2000 TO SEP 2001 Day OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP ------------------------------------------------------------------------------------------------------------------------------------ 1 13 4.0 3.0> 3.0> 3.0> 3.0> 3.3 101 74 7.8 10 13 2 13 4.5 3.0> 3.0> 3.0> 3.0> 4.5 99 75 6.8 8.1 14 3 9.8 4.9 3.0> 3.0> 3.0> 3.8 3.4 86 71 11 8.4 11 4 8.2 3.4 3.0> 3.0> 3.0> 3.0> 3.6 59 55 13 7.0 12 5 4.9 3.0> 3.0> 3.0> 3.0> 3.0> 7.9 34 38 12 7.4 13 6 4.7 4.9 3.0> 3.0> 3.0> 3.0> 4.4 24 23 16 10 9.5 7 5.0 3.0> 3.0> 3.0> 3.6 3.0> 3.7 22 19 27 14 16 8 7.0 3.0> 3.0> 3.0> 3.0> 3.0> 8.6 35 28 20 15 19 9 11 5.6 3.0> 3.0> 3.0> 3.3 3.4 69 26 40 13 19 10 14 4.1 4.9 3.0> 3.0> 3.0> 3.0> 105 25 23 9.3 17 11 35 3.0> 3.0> 3.0> 3.0> 8.6 3.0> 117 23 21 9.4 16 12 18 3.0> 3.0> 3.5 3.0> 3.0> 9.7 130 62 23 8.2 20 13 11 3.0> 3.0> 3.0> 3.0> 1.0> 3.4 159 69 17 7.9 18 14 6.4 3.0> 3.0> 3.0> 3.0> 3.0> 3.0> 166 59 15 9.1 17 15 7.6 3.9 4.8 3.0> 3.0> 1.0> 3.0> 176 41 15 8.6 19 16 4.7 3.0> 3.0> 3.0> 3.0> 7.6 3.0> 296 21 13 5.5 19 17 3.0> 3.0> 3.0> 1.0> 3.0> 3.0> 3.0> 262 15 9.7 6.3 22 18 3.0> 3.0> 3.0> 3.0> 3.0> 3.0> 11 209 13 7.0 6.0 17 19 3.0> 3.0> 3.0> 3.0> 3.0> 3.0> 24 177 12 9.2 8.5 13 20 3.0> 3.0> 3.0> 3.0> 3.0> 3.0> 25 156 12 6.4 14 12 21 4.5 3.0> 3.0> 3.0> 3.0> 3.0> 21 113 9.0 6.8 33 12 22 3.0> 3.0> 3.0> 3.0> 3.0> 3.0> 18 113 7.7 6.9 27 8.6 23 3.0> 3.0> 3.0> 3.0> 4.5 3.0> 9.4 119 9.7 10 26 4.4 24 3.0> 3.0> 3.0> 3.0> 3.0> 3.0> 7.4 113 15 6.1 23 4.2 25 3.0> 3.0> 3.1 3.0> 3.0> 3.0> 7.0 120 12 7.3 19 3.9 26 3.0> 3.0> 3.0> 3.0> 3.0> 3.0> 7.0 135 4.4 10 16 9.1 27 3.0> 3.0> 3.0> 3.0> 3.0> 3.0> 15 138 5.1 10 13 15 28 3.0> 3.0> 3.0> 3.0> 3.0> 3.8 45 125 6.1 8.1 6.5 11 29 3.0> 3.0> 3.0> 3.0> ------ 13 82 104 4.3 10 4.5 7.3 30 8.9 3.0> 3.0> 3.0> ------ 3.5 85 96 7.1 9.5 6.0 8.3 31 8.1 ------ 3.0> 3.0> ------ 3.7 ------ 79 ------ 10 10 ------ TOTAL 230.8 101.3 96.8 91.5 86.1 112.3 430.7 3,737 841.4 407.6 369.7 400.3 MEAN 7.45 3.38 3.12 2.95 3.08 3.62 14.4 121 28.0 13.1 11.9 13.3 MAX 35 5.6 4.9 3.5 4.5 13 85 296 75 40 33 22 MIN 3.0 3.0 3.0 1.0 3.0 1.0 3.0 22 4.3 6.1 4.5 3.9 AC-FT 458 201 192 181 171 223 854 7,410 1,670 808 733 794 CAL YEAR 2000 TOTAL 7,696.60 MEAN 21.0 MAX 250 MIN 1.0 AC-FT 15,270 WTR YEAR 2001 TOTAL 6,905.50 MEAN 18.9 MAX 296 MIN 1.0 AC-FT 13,700 > Actual value is known to be less than the value shown