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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 01475510 Darby Creek near Darby, PA


Delaware County, Pennsylvania
Hydrologic Unit Code 02040202
Latitude  39°55'44", Longitude  75°16'22" NAD27
Drainage area 37.40  square miles
Gage datum 18.1 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 2018-10-01 -> 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
1 117 56 93 101 95 37 57 31 188 53 78 74
2 115 57 137 128 57 51 54 27 118 90 40 77
3 65 66 80 159 54 79 40 28 34 52 33 74
4 66 106 123 107 66 67 59 450 41 52 31 52
5 80 66 75 70 96 77 38 45 27 85 30 81
6 75 70 91 116 81 66 88 57 113 30 29 62
7 82 88 80 154 120 37 76 245 32 28 29 68
8 58 60 59 122 85 57 61 78 30 26 30 45
9 159 53 107 84 63 66 159 39 35 24 27 75
10 197 53 142 70 57 46 193 62 46 24 28 93
11 66 69 73 83 51 63 112 56 42 24 77 126
12 64 78 77 97 98 128 60 50 29 57 90 53
13 98 107 70 160 99 99 37 38 31 33 40 45
14 59 62 61 73 64 68 34 58 24 33 33 80
15 55 56 60 78 53 76 32 70 25 36 42 87
16 62 106 58 60 50 79 71 56 26 84 81 129
17 122 91 56 60 47 46 61 33 26 47 34 120
18 57 71 72 83 45 38 85 30 38 30 32 246
19 72 57 95 126 61 34 41 138 22 24 41 59
20 145 55 57 87 53 159 30 32 21 29 39 55
21 61 70 85 60 46 47 47 30 21 27 46 144
22 58 61 105 59 57 44 43 60 21 39 104 78
23 79 61 219 67 62 65 88 53 141 36 51 109
24 139 78 183 89 46 62 39 37 72 37 111 94
25 195 97 95 67 39 38 53 29 50 30 129 217
26 127 62 71 78 46 49 37 25 33 73 102 62
27 67 86 68 69 65 122 27 26 27 86 90 67
28 100 125 127 72 72 38 37 63 36 33 49 202
29 66 60 86 103 95 31 43 34 38 115 43 68
30 59   64 109 74 56 31 29 49 108 146 78
31 56   72   43   30 26   92   73