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USGS Daily Statistics for Pennsylvania

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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 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 -> 2020-09-30)

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
1 124 107 116 156 132 89 80 55 52 80 71 110
2 109 111 137 160 120 86 76 56 51 57 65 100
3 121 131 114 156 119 80 71 49 49 61 82 103
4 116 124 119 132 117 90 61 61 47 52 70 93
5 106 121 126 141 110 83 67 48 42 57 78 120
6 108 109 118 123 120 84 60 46 83 56 70 112
7 102 103 120 114 108 88 82 44 71 48 69 118
8 113 97 126 110 110 76 72 43 64 74 84 118
9 112 95 129 121 110 84 59 51 67 70 89 126
10 97 96 149 151 106 90 55 60 55 78 86 116
11 102 100 141 120 107 88 68 48 50 73 80 142
12 115 110 123 121 108 77 68 51 44 65 86 135
13 100 115 142 127 110 106 88 102 48 60 90 123
14 115 100 164 117 113 85 95 61 46 60 75 143
15 99 125 147 146 98 78 74 54 73 65 78 120
16 101 125 126 188 128 77 68 48 90 66 86 148
17 90 106 124 147 119 88 60 53 69 64 84 146
18 109 111 120 129 102 95 60 47 82 60 71 130
19 135 106 140 118 116 93 58 46 64 103 71 105
20 139 108 147 124 95 102 61 46 59 83 84 96
21 133 114 184 112 89 88 66 49 56 81 80 155
22 95 112 200 114 90 79 72 60 84 68 76 105
23 102 118 152 111 101 70 78 42 79 65 89 116
24 148 161 155 106 106 76 73 42 76 64 80 113
25 170 166 131 120 84 67 59 39 72 62 87 123
26 170 139 128 119 97 78 56 37 75 57 98 131
27 142 108 143 124 90 76 65 42 88 86 95 114
28 125 112 144 121 82 106 79 98 89 86 124 109
29 116 131 138 111 102 71 55 61 79 90 118 107
30 110   144 136 96 64 54 53 68 82 113 98
31 112   151   85   54 53   69   97