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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 01480700 East Branch Brandywine Creek near Downingtown, PA


Chester County, Pennsylvania
Hydrologic Unit Code 02040205
Latitude  40°02'05", Longitude  75°42'32" NAD27
Drainage area 60.6  square miles
Contributing drainage area 60.6  square miles
Gage datum 270 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 1973-10-01 -> 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
1 124 106 116 155 133 89 80 55 52 79 71 118
2 109 111 136 158 120 85 76 56 50 57 65 102
3 121 131 113 154 119 80 71 48 48 61 81 104
4 116 124 120 130 118 91 61 86 47 52 70 93
5 106 120 126 139 111 88 66 57 41 57 81 124
6 108 109 117 121 121 86 60 50 81 56 76 112
7 102 105 120 113 108 88 81 48 70 48 69 119
8 113 97 126 109 110 76 71 47 63 73 83 118
9 112 94 128 119 111 83 59 53 66 69 88 126
10 97 96 148 149 106 90 58 62 55 76 85 116
11 102 102 139 119 114 88 69 49 49 72 80 141
12 115 110 121 120 113 77 68 52 44 66 87 134
13 100 116 140 140 110 105 88 102 47 60 90 122
14 115 102 162 120 112 85 95 60 45 59 75 143
15 99 125 145 147 97 77 73 54 72 65 77 120
16 101 125 124 193 126 76 67 49 88 66 86 147
17 90 106 123 149 118 87 60 53 68 64 83 145
18 109 111 119 128 101 94 60 48 81 59 70 130
19 135 106 142 117 115 93 58 46 63 101 70 105
20 139 108 145 123 94 102 61 46 58 82 83 96
21 133 114 182 112 89 88 65 48 56 80 79 155
22 95 111 197 114 90 78 72 59 82 67 75 105
23 102 117 151 110 101 70 77 42 77 65 88 116
24 148 159 153 108 106 76 72 41 74 63 79 113
25 170 165 130 119 84 67 58 39 71 61 85 123
26 170 138 127 120 96 77 56 37 74 57 97 131
27 142 109 141 125 90 75 65 41 87 85 94 114
28 125 112 149 121 82 105 78 96 87 86 123 109
29 116 129 141 113 102 71 55 60 78 92 116 107
30 110   144 137 97 64 54 53 69 83 125 98
31 111   150   85   54 53   69   97