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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 01480500 West Branch Brandywine Creek at Coatesville, PA


Chester County, Pennsylvania
Hydrologic Unit Code 02040205
Latitude  39°59'08", Longitude  75°49'40" NAD27
Drainage area 45.8  square miles
Contributing drainage area 45.8  square miles
Gage datum 306.05 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 1943-10-01 -> 2021-09-30)

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 89 69 84 105 96 61 64 37 33 51 48 72
2 75 83 102 119 67 76 46 38 31 32 38 66
3 71 105 79 107 73 62 49 36 29 38 59 64
4 87 90 86 91 77 66 54 57 27 29 46 63
5 78 76 94 95 78 63 48 37 23 33 45 82
6 77 73 84 81 79 59 42 29 46 31 42 66
7 61 90 93 77 68 57 62 30 44 27 40 67
8 71 74 90 75 71 50 44 30 47 65 53 78
9 65 64 97 79 72 48 34 36 49 51 60 76
10 58 66 109 97 70 54 37 42 36 51 46 63
11 61 70 111 74 68 55 54 34 31 50 47 85
12 69 79 88 74 71 56 44 34 32 39 54 83
13 59 101 111 96 79 69 64 72 36 31 61 82
14 75 88 123 82 76 62 63 34 33 31 55 87
15 67 91 103 98 66 54 50 29 39 37 51 63
16 61 91 83 138 85 45 43 26 56 35 50 81
17 52 79 86 97 82 56 36 30 43 35 56 92
18 66 80 83 75 73 67 45 28 59 34 44 74
19 94 73 94 68 87 71 44 32 51 79 42 61
20 98 78 114 73 65 68 41 30 31 45 62 55
21 82 89 126 70 60 73 45 29 32 45 49 99
22 61 89 155 74 60 108 57 44 52 39 48 67
23 62 103 110 73 65 64 59 33 54 38 64 69
24 107 118 104 77 71 49 47 28 54 41 52 70
25 113 125 82 83 56 46 35 25 40 39 94 78
26 120 92 81 83 62 50 31 25 40 39 79 89
27 93 81 99 88 56 66 41 35 54 55 61 76
28 83 82 94 77 58 72 58 74 49 59 85 63
29 73 87 97 69 65 67 34 32 48 55 84 62
30 64   96 90 67 46 35 30 42 58 78 69
31 74   100   60   34 37   44   67