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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 05540160 EAST BRANCH DU PAGE RIVER NEAR DOWNERS GROVE, IL


Dupage County, Illinois
Hydrologic Unit Code 07120004
Latitude  41°49'54", Longitude  88°02'52" NAD83
Drainage area 26.6  square miles
Gage datum 659.85 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 1989-10-01 -> 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 47 39 70 80 123 69 52 31 32 30 50 57
2 41 42 65 72 99 73 46 34 29 37 47 56
3 46 44 63 66 85 62 50 47 33 64 42 47
4 55 47 58 63 73 57 45 51 34 57 42 41
5 54 44 67 63 68 66 42 51 32 49 51 41
6 44 42 60 68 58 52 39 44 32 44 48 39
7 39 50 57 60 67 47 37 43 42 35 41 42
8 41 48 75 64 65 52 36 38 36 39 37 38
9 41 54 94 78 90 66 39 34 38 35 40 40
10 41 53 98 70 98 68 43 31 36 33 47 43
11 55 52 87 71 95 66 37 37 45 40 50 43
12 51 48 71 71 100 61 40 36 44 38 42 48
13 56 40 67 62 90 57 39 38 58 42 37 42
14 57 41 66 60 79 64 44 36 72 77 34 50
15 51 41 60 78 87 65 47 35 58 79 35 57
16 46 44 56 82 70 69 45 38 43 51 31 47
17 49 63 56 73 72 57 43 47 37 44 33 40
18 46 66 63 92 79 52 64 42 34 47 41 38
19 42 61 60 85 66 61 63 37 44 37 38 36
20 42 88 55 92 55 58 52 49 38 33 34 37
21 42 106 52 79 63 58 45 53 41 30 38 41
22 54 90 51 65 74 65 42 53 37 38 35 44
23 60 77 62 71 63 73 54 56 40 47 35 47
24 60 70 60 62 58 72 77 59 38 49 37 41
25 55 62 62 63 70 71 65 49 31 55 39 42
26 53 58 60 66 84 75 49 48 36 51 40 44
27 48 82 57 75 75 66 37 46 38 58 60 59
28 47 71 63 78 73 48 36 42 41 45 65 63
29 47 45 63 84 76 45 48 41 37 38 55 60
30 51   68 106 71 45 38 34 32 47 57 53
31 44   77   79   33 34   56   52