SALT LAKE COUNTY PUBLIC WORKS DEPARTMENT ENGINEERING DIVISION #220 LITTLE COTTONWOOD CREEK @ CANYON MOUTH USGS #: 10167499 DISCHARGE, CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1980 TO SEPTEMBER 1981 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 1.4 1.1 1.1 1.1 1.1 1.1 2.2 143 330 69 2.6 1.1 2 1.4 1.1 1.0 1.1 1.1 1.2 2.4 187 337 73 2.6 1.1 3 1.4 1.1 .98 1.1 1.1 1.3 2.7 192 353 55 2.5 1.1 4 1.4 1.1 .98 1.1 1.1 1.4 2.5 130 283 42 2.5 1.1 5 1.3 1.1 1.1 1.1 1.1 1.3 2.5 110 295 33 2.2 1.6 6 1.3 1.1 1.3 1.1 1.5 1.5 2.2 97 344 40 2.2 1.8 7 1.3 1.1 1.1 1.1 1.2 1.4 2.2 78 379 37 2.1 1.2 8 1.3 1.3 1.1 1.1 1.1 1.4 2.2 69 423 33 2.0 1.1 9 1.3 1.1 1.1 1.1 1.1 1.4 2.2 60 437 30 2.0 2.9 10 1.3 1.1 .98 1.1 1.1 1.4 2.8 61 372 37 1.9 1.2 11 1.3 1.1 .98 1.1 1.1 1.4 6.3 72 318 31 1.8 1.1 12 1.3 3.1 .98 1.1 1.1 1.4 8.4 62 311 29 1.8 1.1 13 2.5 2.1 .98 1.1 1.1 1.4 7.1 54 267 27 1.7 1.1 14 1.4 1.1 .98 1.1 1.1 1.4 4.4 60 178 24 1.6 1.1 15 1.8 1.3 .98 1.1 1.1 1.4 8.4 72 124 20 1.5 2.5 16 1.3 1.1 .98 1.1 1.1 1.4 10 69 114 18 1.5 1.9 17 1.3 1.1 .97 1.1 1.1 1.4 17 61 121 17 1.5 .98 18 1.3 1.0 .98 1.1 1.1 1.4 27 59 125 16 1.5 .98 19 1.1 1.0 .98 1.1 1.1 1.4 40 70 143 14 1.6 .98 20 1.1 .98 .98 1.1 1.1 1.4 31 82 181 10 1.5 .98 21 1.1 1.2 .98 1.1 1.1 1.7 25 81 194 8.5 2.5 .98 22 1.1 1.7 .98 1.1 1.1 1.7 22 77 177 7.7 1.5 .98 23 1.1 1.5 .98 1.1 1.1 1.7 26 77 167 5.8 1.4 .98 24 1.1 1.8 .98 1.1 1.1 1.7 43 87 148 5.2 1.4 .98 25 1.1 1.1 .98 1.1 1.1 1.7 84 123 134 4.5 1.3 .98 26 1.1 1.1 .98 1.1 1.1 1.9 100 208 131 5.3 1.4 .98 27 1.3 1.2 .98 1.1 1.1 1.9 89 246 124 3.3 1.3 .94 28 1.2 1.1 .98 1.1 1.1 1.9 75 246 114 3.0 1.2 .82 29 1.1 .99 .98 1.1 --- 2.1 83 242 97 2.8 1.1 .88 30 1.1 1.0 .98 1.1 --- 2.4 110 267 78 2.8 1.1 .98 31 1.1 --- 1.0 1.1 --- 2.2 --- 339 --- 2.7 1.1 --- TOTAL 40.2 37.77 31.33 34.1 31.3 48.3 840.5 3781 6799 706.6 53.9 36.42 MEAN 1.30 1.26 1.01 1.10 1.12 1.56 28.0 122 227 22.8 1.74 1.21 MAX 2.5 3.1 1.3 1.1 1.5 2.4 110 339 437 73 2.6 2.9 MIN 1.1 .98 .97 1.1 1.1 1.1 2.2 54 78 2.7 1.1 .82 AC-FT 80 75 62 68 62 96 1670 7500 13490 1400 107 72 WTR YR 1981 TOTAL 12440.42 MEAN 34.1 MAX 437 MIN .82 AC-FT 24680