SALT LAKE COUNTY PUBLIC WORKS DEPARTMENT ENGINEERING DIVISION #320 BIG COTTONWOOD CREEK @ CANYON MOUTH--Mean Daily USGS #: 10168499 DAILY DISCHARGE IN CUBIC FEET PER SECOND WATER YEAR OCT 1991 TO SEP 1992 Day OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP ------------------------------------------------------------------------------------------------------------------------------------ 1 11 24 6.8 6.0 6.8 12 20 67 38 13 8.8 20 2 11 22 6.8 6.3 6.8 13 20 61 39 12 9.3 18 3 11 21 6.8 6.3 6.8 13 21 62 36 11 9.4 18 4 11 22 6.8 6.7 6.8 14 23 67 35 11 10 24 5 11 17 6.8 6.4 6.8 15 26 101 29 11 10 24 6 11 32 6.8 6.4 6.8 15 27 101 26 11 10 20 7 11 22 6.9 6.7 6.8 15 26 80 24 11 10 20 8 11 11 6.9 6.3 6.8 15 24 83 21 12 10 19 9 11 11 6.8 6.4 7.0 16 25 125 20 12 9.6 29 10 11 13 6.8 6.3 7.3 16 28 87 21 12 11 33 11 11 11 6.8 6.3 7.3 16 33 65 23 12 13 33 12 8.8 9.7 6.8 6.3 7.5 16 39 58 20 20 31 34 13 8.3 8.9 7.0 6.4 7.8 16 39 68 18 17 38 33 14 8.3 9.2 10 6.8 7.9 13 36 86 17 13 37 35 15 19 9.0 10 6.8 7.9 14 36 81 17 12 35 34 16 23 13 9.2 6.8 8.3 15 33 81 15 12 24 34 17 22 15 9.1 6.8 8.2 15 35 79 14 12 21 31 18 22 18 8.9 6.8 8.0 15 53 81 13 12 20 32 19 22 16 9.1 6.7 8.3 14 33 80 13 12 19 31 20 22 15 8.6 6.8 8.7 14 24 77 12 10 21 28 21 21 17 8.6 6.8 9.7 14 18 76 12 9.2 19 30 22 22 12 8.8 6.8 11 14 22 65 11 9.2 19 30 23 24 8.9 6.9 6.8 11 15 21 55 11 9.4 20 34 24 23 8.7 5.8 6.8 11 15 25 60 11 9.7 20 31 25 23 8.4 5.8 6.8 11 16 18 66 11 9.8 19 31 26 22 8.6 5.8 6.8 11 16 22 77 12 9.9 19 30 27 28 9.1 5.8 6.8 11 16 42 77 12 11 19 32 28 26 9.8 5.8 6.9 11 17 76 65 12 13 18 29 29 25 9.1 5.8 7.0 12 18 66 53 11 11 18 30 30 24 7.5 5.8 6.9 ------ 18 71 47 12 10 18 27 31 26 ------ 8.3 6.8 ------ 19 ------ 42 ------ 8.8 20 ------ TOTAL 540.4 418.9 226.9 205.5 247.3 470 982 2,273 566 359.0 566.1 854 MEAN 17.4 14.0 7.32 6.63 8.53 15.2 32.7 73.3 18.9 11.6 18.3 28.5 MAX 28 32 10 7.0 12 19 76 125 39 20 38 35 MIN 8.3 7.5 5.8 6.0 6.8 12 18 42 11 8.8 8.8 18 AC-FT 1,070 831 450 408 491 932 1,950 4,510 1,120 712 1,120 1,690 CAL YEAR 1991 TOTAL 13,953.7 MEAN 38.2 MAX 326 MIN 5.8 AC-FT 27,680 WTR YEAR 1992 TOTAL 7,709.1 MEAN 21.1 MAX 125 MIN 5.8 AC-FT 15,290