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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 01476480 Ridley Creek at Media, PA


Delaware County, Pennsylvania
Hydrologic Unit Code 02040202
Latitude  39°54'58", Longitude  75°24'13" NAD27
Drainage area 30.5  square miles
Contributing drainage area 30.5  square miles
Gage datum 100.0 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 1986-10-01 -> 2025-09-30)

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 57 41 63 67 68 36 29 42 37 75 31 52
2 51 47 85 90 45 38 29 28 57 32 27 38
3 55 50 59 90 48 48 28 20 31 28 34 51
4 44 54 68 71 48 52 25 76 23 23 26 38
5 45 60 63 51 51 44 43 23 22 28 29 60
6 47 60 60 60 58 40 35 24 40 20 32 37
7 50 52 58 62 59 58 39 44 41 18 26 44
8 45 43 64 61 56 45 35 23 26 31 37 42
9 55 38 76 55 49 46 34 35 25 24 28 53
10 72 41 100 57 52 50 43 35 24 23 30 45
11 47 48 79 53 52 54 32 29 28 29 30 88
12 61 47 58 55 50 45 46 35 21 26 34 57
13 48 60 75 71 56 43 57 63 22 20 40 41
14 51 49 71 53 45 39 44 37 19 21 28 53
15 47 48 59 86 45 43 43 27 35 27 27 45
16 50 66 54 100 63 36 28 22 98 25 41 68
17 52 52 61 67 51 38 24 22 37 25 43 75
18 65 50 55 51 46 43 39 29 45 23 30 81
19 54 48 64 57 55 42 26 37 30 24 31 39
20 67 53 64 55 44 78 25 31 32 32 40 37
21 44 54 84 50 40 49 25 30 26 25 34 69
22 37 61 110 53 42 32 28 42 23 25 43 39
23 51 68 88 59 42 30 30 23 30 22 48 61
24 65 67 79 54 40 34 37 19 29 24 36 64
25 82 65 60 49 39 27 30 19 32 31 42 92
26 56 49 55 54 50 36 34 18 43 25 41 67
27 39 48 60 56 42 47 35 27 36 56 56 53
28 69 55 77 51 39 52 39 94 54 53 75 62
29 47 51 78 49 45 29 23 28 64 71 39 48
30 47   77 78 37 25 19 35 36 60 59 44
31 47   72   36   23 20   34   42