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USGS Daily Statistics for Illinois

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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 05439000 SOUTH BRANCH KISHWAUKEE RIVER AT DEKALB, IL


Dekalb County, Illinois
Hydrologic Unit Code 07090006
Latitude  41°55'52", Longitude  88°45'35" NAD83
Drainage area 77.7  square miles
Gage datum 831.88 feet above NGVD29
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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 1925-10-01 -> 2022-09-30)

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 57 47 101 124 117 126 77 22 25 27 40 64
2 48 46 102 111 114 121 118 18 22 26 50 75
3 42 45 120 115 100 99 114 19 19 35 41 75
4 50 51 118 99 87 100 88 32 18 32 34 67
5 48 73 114 93 87 96 66 30 15 28 34 56
6 45 54 104 104 84 84 53 44 16 25 40 50
7 47 48 96 96 85 80 56 45 18 29 34 51
8 45 49 102 96 93 85 52 34 36 26 30 53
9 42 53 123 110 105 94 61 25 40 24 34 55
10 38 56 156 102 106 96 58 25 35 20 45 51
11 40 57 163 106 127 100 52 22 26 20 45 48
12 35 60 159 98 154 136 53 18 20 21 43 51
13 37 56 155 88 150 142 49 19 51 19 41 51
14 42 60 136 87 146 149 37 35 69 18 46 67
15 40 55 118 96 153 128 31 39 68 24 47 65
16 38 46 115 121 123 117 30 31 52 21 44 59
17 44 53 106 114 111 103 28 41 44 26 51 55
18 39 71 105 124 117 96 73 38 32 32 60 47
19 44 79 104 119 108 95 88 31 28 27 59 42
20 46 105 100 126 95 87 79 36 22 23 55 42
21 45 120 91 116 105 78 59 33 21 20 51 42
22 49 104 87 108 116 85 59 28 24 20 45 42
23 54 100 97 109 114 91 51 39 29 27 51 50
24 56 100 106 93 113 98 46 76 28 29 48 56
25 48 116 98 90 114 93 37 62 26 30 45 67
26 40 98 88 87 128 84 30 60 33 30 51 60
27 35 101 94 87 117 79 29 61 28 37 58 62
28 35 87 107 86 118 72 26 48 31 31 71 69
29 33 58 109 99 132 73 28 38 34 26 68 73
30 39   103 116 147 80 33 30 31 30 63 66
31 47   112   137   30 24   34   63