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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 01451650 Little Lehigh Creek at Tenth St. Br. at Allentown


Lehigh County, Pennsylvania
Hydrologic Unit Code 02040106
Latitude  40°35'47", Longitude  75°28'28" NAD27
Drainage area 98.2  square miles
Gage datum 244.93 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 -> 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
1 152 141 155 213 201 158 123 106 131 147 122 155
2 146 143 200 228 166 179 126 122 177 120 116 156
3 151 148 171 243 170 142 121 111 112 109 162 153
4 139 165 170 203 162 147 112 291 100 105 110 139
5 135 157 170 182 172 141 123 180 97 119 104 157
6 139 146 159 185 177 141 116 115 124 104 107 145
7 134 151 166 189 173 144 116 120 141 97 104 144
8 135 140 171 205 168 131 119 112 183 210 115 143
9 143 131 182 180 161 137 133 105 251 188 124 140
10 184 130 185 187 161 132 132 111 122 112 120 144
11 146 134 204 176 162 142 123 115 116 115 112 174
12 154 135 189 175 171 147 134 106 106 118 118 170
13 152 158 187 199 173 171 139 151 109 104 116 143
14 148 151 192 174 169 157 143 148 100 103 109 160
15 138 140 187 195 153 132 143 116 122 111 109 144
16 139 152 174 240 160 126 126 100 160 116 115 150
17 133 148 170 213 166 122 114 121 137 108 123 168
18 152 148 170 174 159 134 117 112 228 99 113 191
19 169 142 172 175 171 138 105 111 137 154 111 145
20 196 145 178 183 169 150 112 100 110 128 120 131
21 144 148 190 173 148 188 108 112 97 114 121 163
22 129 149 220 171 145 146 167 156 99 107 125 144
23 142 151 202 177 144 151 185 133 120 104 154 157
24 174 165 205 167 150 133 162 104 132 98 124 170
25 196 200 192 163 143 118 129 94 123 102 131 203
26 169 157 179 174 143 125 135 95 115 101 132 158
27 161 149 188 175 142 139 129 90 115 126 136 146
28 174 150 200 164 142 162 157 244 139 142 171 171
29 149 163 216 161 153 140 116 125 157 134 143 150
30 145   206 177 163 120 105 106 143 145 157 141
31 157   209   138   106 97   121   136