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USGS Surface-Water 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 01472199 West Branch Perkiomen Creek at Hillegass, PA


Montgomery County, Pennsylvania
Hydrologic Unit Code 02040203
Latitude  40°22'26", Longitude  75°31'22" NAD27
Drainage area 23.0  square miles
Contributing drainage area 23.0  square miles
Gage datum 290.00 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 1981-10-01 -> 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 51 37 54 69 56 34 29 21 38 32 33 53
2 42 44 71 79 42 51 24 27 34 25 30 51
3 43 65 48 75 51 36 20 20 21 23 40 50
4 48 63 55 64 50 38 18 56 20 21 24 47
5 38 49 55 63 49 38 19 21 18 26 25 61
6 38 57 51 62 58 35 25 18 34 19 27 47
7 35 46 54 58 50 40 42 25 36 17 22 48
8 41 37 66 60 46 31 23 18 29 59 33 41
9 34 33 58 54 45 32 25 16 28 28 30 43
10 35 36 72 70 48 31 22 19 21 25 31 42
11 38 41 73 52 46 30 39 23 20 26 27 57
12 45 44 65 51 49 30 33 19 19 26 31 61
13 37 52 65 64 57 47 32 46 19 24 32 60
14 42 42 71 45 50 33 28 24 19 23 26 62
15 35 53 62 63 39 27 32 21 46 24 29 45
16 39 59 53 107 46 31 22 16 44 24 40 54
17 36 47 56 66 46 29 20 20 25 21 41 65
18 46 52 53 51 39 29 24 19 41 19 30 45
19 79 46 59 50 48 29 19 17 21 42 30 37
20 64 49 61 56 46 50 17 15 21 28 36 35
21 37 56 76 49 36 40 17 23 16 28 34 55
22 33 51 92 48 38 31 32 39 16 23 34 43
23 43 52 69 50 35 28 38 25 33 25 55 53
24 61 67 71 47 36 27 34 16 29 28 35 56
25 70 68 59 48 35 31 23 14 24 23 40 68
26 55 49 53 57 36 30 27 14 24 22 43 46
27 51 47 63 50 38 26 34 13 50 38 40 42
28 45 51 74 49 31 41 34 43 47 46 65 52
29 46 52 70 45 65 29 21 18 38 41 46 61
30 41   67 64 53 23 17 16 30 41 58 41
31 45   67   41   21 14   33   42