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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 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 -> 2025-09-30)

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 48 43 69 79 122 68 51 31 32 30 49 56
2 41 42 64 74 98 71 45 34 29 37 46 55
3 45 44 62 68 84 61 50 47 33 62 41 46
4 54 47 58 63 72 58 44 51 34 55 42 40
5 53 44 69 63 67 65 42 51 32 48 55 41
6 44 42 60 67 58 51 40 44 32 43 51 38
7 39 50 57 60 67 46 38 43 42 35 42 41
8 41 47 74 64 65 52 36 38 36 38 37 37
9 40 54 92 77 88 65 39 34 38 35 40 40
10 41 52 96 69 96 67 43 31 36 33 47 42
11 54 51 85 70 94 64 43 37 45 39 50 42
12 50 47 70 70 98 60 43 36 44 37 42 47
13 55 40 66 62 88 55 41 38 58 41 37 41
14 56 40 65 59 78 63 44 36 72 75 35 49
15 50 40 60 77 86 63 46 35 58 77 36 56
16 45 44 56 81 69 68 48 38 43 50 32 47
17 49 62 56 72 71 56 44 47 37 43 33 40
18 45 65 62 90 77 52 63 42 34 46 41 37
19 42 60 60 84 65 64 62 37 44 36 39 35
20 41 86 57 91 54 58 52 49 38 33 34 37
21 41 104 53 79 63 57 44 53 41 29 38 40
22 53 88 51 66 73 64 42 53 37 37 36 43
23 59 76 62 71 62 72 53 56 40 46 35 46
24 58 69 59 63 57 71 79 59 38 48 37 41
25 54 61 62 65 69 72 66 49 31 56 38 41
26 52 57 60 68 82 74 49 48 36 50 40 43
27 47 80 57 74 73 65 36 46 38 56 59 58
28 46 70 62 77 72 48 35 42 40 44 64 62
29 46 45 62 83 75 44 48 41 37 38 54 60
30 50   67 104 70 45 39 34 31 46 56 52
31 49   76   78   33 34   55   53