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USGS Daily Statistics for Pennsylvania

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[!] Over the next year, the USGS Pennsylvania Water Science Center will be updating the geodetic vertical elevation (gage datum) for many locations. Click HERE for additional information including a current list of streamgages with upcoming datum changes. This update in gage datum does not affect the location of the streamgage, nor the observed local gage height or discharge recorded at the streamgage.



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 -> 2022-09-30)

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
1 169 58 142 85 92 45 79 29 303 26 139 107
2 135 61 122 71 58 44 81 32 186 28 58 117
3 82 56 92 67 62 124 52 30 47 25 42 66
4 91 57 125 65 79 106 92 862 59 24 38 61
5 121 61 80 64 133 120 52 65 36 106 37 130
6 76 86 78 64 92 77 153 54 31 28 35 61
7 68 124 78 61 60 47 106 322 31 25 34 55
8 72 69 66 95 76 86 45 92 30 26 39 53
9 77 57 65 62 75 53 53 45 34 23 32 117
10 63 59 143 70 54 65 318 43 36 24 32 92
11 61 92 77 100 52 99 187 42 47 23 89 66
12 65 111 67 105 150 52 90 65 30 106 144 55
13 61 119 77 262 144 140 49 46 30 35 55 55
14 59 69 64 85 75 91 40 81 26 28 44 127
15 58 65 63 99 58 118 38 100 30 26 47 72
16 67 160 67 70 55 68 40 48 31 169 48 139
17 57 81 58 64 52 56 87 39 24 65 38 180
18 57 76 95 64 51 48 133 34 24 29 36 71
19 68 64 141 61 49 42 47 216 23 27 53 59
20 193 63 66 112 48 292 35 40 23 40 51 63
21 66 92 123 69 47 69 34 38 23 35 49 248
22 59 73 163 59 75 62 59 76 22 65 48 100
23 57 69 120 59 83 46 141 75 176 57 66 75
24 217 111 245 129 57 42 51 48 39 28 193 141
25 282 91 110 88 45 38 37 33 26 27 226 394
26 93 73 84 109 60 42 33 30 30 28 154 83
27 72 124 72 80 56 36 31 31 29 168 81 69
28 65 180 188 60 82 34 29 94 45 42 62 204
29 64 39 122 70 152 34 29 43 45 207 56 88
30 63   80 93 109 35 28 32 67 116 247 108
31 56   91   55   38 29   109   102