SALT LAKE COUNTY PUBLIC WORKS DEPARTMENT ENGINEERING DIVISION #320 BIG COTTONWOOD CREEK @ CANYON MOUTH USGS #: 10168499 DAILY DISCHARGE IN CUBIC FEET PER SECOND WATER YEAR OCT 1989 TO SEP 1990 DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 6.5 5.5 6.0 7.5 7.5 12 10 13 65 26 9.5 16 2 6.5 5.5 6.0 8.0 7.0 13 13 10 50 23 9.0 16 3 7.0 5.5 6.0 7.5 7.0 13 16 11 47 23 8.5 16 4 14 5.5 6.0 7.5 7.0 13 35 12 71 18 9.0 16 5 18 5.5 6.5 8.0 7.5 14 13 17 104 14 9.5 16 6 13 5.5 7.0 8.0 7.5 14 14 32 123 12 9.5 16 7 7.0 5.5 7.0 8.5 8.0 13 18 57 124 12 9.5 16 8 7.0 5.5 7.0 9.0 7.5 14 15 63 127 12 9.5 16 9 7.0 5.5 7.0 9.5 8.0 14 19 43 133 12 12 16 10 6.5 5.5 7.0 9.5 8.0 14 16 35 162 12 13 16 11 7.5 5.5 7.0 9.5 8.5 18 16 36 209 12 13 23 12 6.5 5.5 6.5 9.5 9.0 20 16 40 142 11 13 21 13 6.5 5.5 7.0 9.5 9.5 16 16 40 92 11 13 22 14 6.5 5.5 7.5 10 9.0 12 19 40 83 12 13 16 15 6.5 5.5 7.5 10 8.5 12 33 41 78 14 13 17 16 6.5 5.5 7.5 10 8.5 12 48 36 69 13 14 16 17 6.5 5.5 7.5 9.5 9.0 12 53 35 59 12 15 16 18 6.5 5.5 7.5 9.0 9.5 12 36 39 56 10 15 18 19 6.5 5.5 7.5 8.0 10 13 32 42 66 12 15 30 20 6.5 5.5 7.5 7.0 10 12 32 49 62 11 15 27 21 7.5 5.5 7.5 6.5 10 12 38 47 62 11 15 13 22 9.5 5.5 7.5 6.5 10 18 46 68 59 10 15 14 23 10 5.5 7.5 6.5 10 14 44 95 56 10 15 14 24 7.5 5.5 7.5 6.0 11 9.5 39 105 55 13 15 15 25 6.5 6.0 7.5 6.0 11 9.0 32 75 58 16 15 20 26 9.0 7.0 7.5 6.5 12 11 32 62 55 13 15 13 27 7.0 7.0 7.5 6.5 12 13 24 58 51 11 15 19 28 9.5 6.0 7.5 6.5 12 18 22 69 36 9.0 15 12 29 14 6.0 7.5 7.0 --- 14 20 70 33 8.0 15 11 30 12 6.0 7.5 7.0 --- 11 17 79 28 8.0 16 11 31 5.5 --- 7.5 7.5 --- 9.5 --- 75 --- 8.5 16 --- TOTAL 256.5 170.0 221.0 247.5 254.5 412.0 784 1494 2415 399.5 405.0 508 MEAN 8.27 5.67 7.13 7.98 9.09 13.3 26.1 48.2 80.5 12.9 13.1 16.9 MAX 18 7.0 7.5 10 12 20 53 105 209 26 16 30 MIN 5.5 5.5 6.0 6.0 7.0 9.0 10 10 28 8.0 8.5 11 AC-FT 509 337 438 491 505 817 1560 2960 4790 792 803 1010