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USGS Daily Statistics for the Nation

The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 05454300 Clear Creek near Coralville, IA


Johnson County, Iowa
Hydrologic Unit Code 07080209
Latitude  41°40'36.05", Longitude  91°35'55.6" NAD83
Drainage area 98.1  square miles
Gage datum 647.29 feet above NAVD88
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00060, Discharge, cubic feet per second,
Day of
month		 Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 1952-10-01 -> 2024-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 42 37 80 110 115 104 152 60 38 35 59 44
2 48 35 95 104 108 100 98 48 30 39 64 46
3 41 35 138 89 107 100 63 42 31 38 53 39
4 42 43 141 94 117 100 69 38 40 32 49 38
5 35 46 121 91 126 108 101 44 49 44 46 45
6 34 47 86 97 100 93 150 71 52 73 40 43
7 38 58 83 76 109 87 95 61 40 56 36 38
8 36 67 120 74 119 110 109 75 37 56 34 38
9 32 84 153 82 108 133 136 55 39 53 37 36
10 30 67 193 96 146 126 121 84 52 54 42 35
11 33 62 143 100 131 87 110 55 35 38 38 36
12 45 54 117 90 103 124 90 66 32 33 41 36
13 58 57 168 95 128 137 116 56 48 32 39 34
14 33 51 149 101 131 138 121 58 52 38 36 48
15 35 48 113 98 108 201 92 43 46 36 36 52
16 42 52 102 107 113 138 69 94 30 31 50 46
17 51 63 101 115 189 181 78 59 49 43 56 39
18 36 68 116 166 143 100 108 41 60 64 42 37
19 46 84 183 129 136 107 118 36 44 45 39 33
20 50 109 182 132 89 129 83 97 58 34 46 33
21 41 134 121 141 86 101 80 63 79 33 49 36
22 52 122 122 122 88 137 90 41 59 34 44 35
23 57 102 125 102 101 143 76 47 52 51 43 36
24 53 99 102 127 122 119 77 37 50 44 39 38
25 41 108 90 142 118 97 64 52 60 42 39 47
26 37 91 91 119 117 96 62 59 73 43 41 44
27 41 106 88 107 137 107 84 74 40 38 51 50
28 31 85 88 107 147 112 56 96 33 38 45 61
29 34 104 94 109 224 102 51 74 41 42 41 54
30 40   106 115 136 179 55 48 39 61 44 67
31 40   124   109   78 38   45   53