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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 04213152 Walnut Creek Upstream Pool, near Erie, PA


Erie County, Pennsylvania
Hydrologic Unit Code 04120101
Latitude  42°04'26", Longitude  80°14'05" NAD83
Drainage area 37.3  square miles
Gage datum 572.1 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 2007-10-01 -> 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
1 125 94 109 146 116 47 60 18 15 39 153 157
2 107 121 100 86 91 81 58 17 14 46 103 134
3 82 117 95 98 103 31 60 16 12 77 89 128
4 110 88 85 136 88 27 64 15 13 35 46 105
5 73 72 120 101 71 34 28 15 16 36 77 95
6 59 61 112 89 91 101 21 16 13 49 72 121
7 64 92 88 112 59 53 26 20 11 36 59 73
8 71 124 116 103 65 35 41 21 31 27 39 57
9 87 159 112 78 46 33 77 32 22 28 36 98
10 86 123 186 72 43 32 32 56 32 25 40 145
11 220 151 227 82 47 45 43 35 31 23 82 82
12 237 213 177 88 100 36 29 25 41 20 75 70
13 108 115 121 68 50 59 23 29 31 51 77 66
14 80 86 96 69 51 52 32 23 31 32 90 102
15 56 96 99 93 124 41 27 18 21 77 103 148
16 58 95 83 97 90 32 25 13 25 64 84 83
17 147 399 99 73 42 25 38 13 35 56 81 74
18 120 442 69 55 59 54 34 29 17 60 99 92
19 110 115 74 60 58 44 24 23 25 63 83 76
20 97 151 75 112 46 63 26 15 16 92 62 78
21 89 143 66 82 47 42 19 29 40 143 51 183
22 84 168 57 60 50 39 18 39 26 74 82 132
23 122 155 67 111 43 57 54 20 22 37 129 118
24 129 120 63 68 84 43 59 14 15 53 76 125
25 139 104 71 82 35 30 40 21 17 53 97 107
26 80 72 77 106 89 34 29 13 54 46 117 103
27 112 136 72 53 56 56 39 19 103 106 81 175
28 100 200 115 52 62 70 31 16 54 105 83 115
29 143 113 120 58 96 116 33 15 51 165 78 94
30 96   115 74 41 336 43 19 29 198 115 88
31 71   145   40   22 22   117   108