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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 01429000 West Branch Lackawaxen River at Prompton, PA


Wayne County, Pennsylvania
Hydrologic Unit Code 02040103
Latitude  41°35'14", Longitude  75°19'38" NAD27
Drainage area 59.7  square miles
Gage datum 1,083.14 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 1960-10-01 -> 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
1 129 104 139 295 172 110 132 48 39 84 87 140
2 135 100 130 299 160 97 95 42 59 77 80 149
3 118 116 131 308 146 86 71 40 51 77 83 137
4 114 123 137 333 145 77 61 42 61 69 79 144
5 119 114 164 330 147 70 55 40 44 69 73 139
6 118 110 191 299 153 75 50 37 43 65 71 131
7 118 115 189 277 148 79 44 37 58 58 70 137
8 118 110 177 276 132 74 42 43 59 54 77 137
9 124 103 188 242 130 65 41 41 63 50 116 131
10 116 95 206 247 133 64 38 42 58 50 105 131
11 115 97 213 238 143 63 36 46 66 54 104 143
12 119 109 204 207 151 62 37 43 51 70 96 150
13 117 105 200 204 157 68 39 41 49 74 104 148
14 126 99 201 212 162 82 42 42 47 64 109 148
15 124 105 216 200 147 81 39 44 44 59 114 127
16 112 115 210 243 143 80 40 43 46 64 107 115
17 100 118 193 247 145 73 38 38 45 72 126 117
18 98 116 199 212 132 69 36 46 73 73 114 139
19 110 117 204 188 136 68 34 44 70 94 105 133
20 129 125 219 179 140 61 32 35 54 103 101 111
21 112 129 216 169 131 65 31 32 44 96 108 110
22 102 132 227 163 118 69 30 34 39 95 103 118
23 97 134 227 161 111 82 30 42 45 84 106 123
24 107 149 219 161 110 84 30 39 65 84 102 128
25 139 188 233 173 110 71 36 36 88 78 99 146
26 154 191 244 170 97 69 36 34 86 86 104 138
27 145 155 265 176 87 91 34 34 84 96 134 127
28 141 150 261 172 80 137 34 42 94 107 147 121
29 125 160 286 161 102 150 38 47 91 110 149 116
30 115   293 150 108 146 40 46 75 101 140 117
31 112   289   100   44 42   93   125