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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 01518862 Cowanesque River at Westfield, PA


Tioga County, Pennsylvania
Hydrologic Unit Code 02050104
Latitude  41°55'23", Longitude  77°31'56" NAD27
Drainage area 90.6  square miles
Contributing drainage area 90.6  square miles
Gage datum 1,337.14 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 1982-10-01 -> 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
1 130 94 154 313 152 69 42 61 21 46 87 212
2 114 102 162 301 140 63 54 38 56 68 84 150
3 118 98 162 282 128 69 39 41 37 58 76 144
4 136 90 199 294 121 65 34 36 26 53 61 139
5 128 123 175 303 116 99 53 30 23 48 62 117
6 120 146 218 271 126 122 42 24 19 52 70 110
7 105 120 200 272 111 73 36 26 19 46 57 104
8 154 131 181 290 102 52 37 36 21 38 114 89
9 139 101 175 267 129 54 33 31 125 30 107 83
10 140 107 186 266 168 42 27 42 97 26 109 110
11 113 97 232 237 218 38 23 29 42 66 97 140
12 181 132 221 244 188 57 32 33 34 47 103 127
13 190 115 210 246 147 85 27 76 42 46 88 132
14 178 121 241 207 129 97 28 74 29 43 71 131
15 135 123 334 193 123 90 26 44 28 44 73 113
16 116 127 210 250 185 69 23 35 26 37 102 106
17 103 115 209 238 121 57 37 32 109 37 105 117
18 126 180 201 185 115 57 51 193 142 47 89 142
19 238 134 198 195 130 52 25 96 52 74 114 104
20 163 169 238 190 117 96 25 44 35 119 94 106
21 134 162 219 192 115 108 33 63 43 164 83 151
22 111 150 211 164 101 66 81 44 60 78 78 139
23 120 165 188 163 91 63 63 37 81 82 85 182
24 165 182 191 153 91 53 71 27 41 72 76 176
25 189 164 189 156 74 64 54 26 39 70 78 172
26 147 134 211 168 70 65 36 22 35 73 127 131
27 150 147 205 156 61 64 48 22 43 104 126 134
28 122 182 229 168 70 60 39 34 92 83 185 131
29 104 174 232 142 81 44 28 35 60 95 161 126
30 106   282 178 81 53 29 25 90 120 136 159
31 128   287   62   42 25   109   149