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USGS 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 -> 2025-09-30)

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
1 152 138 154 216 197 160 123 105 130 145 120 153
2 145 140 200 230 164 177 125 120 175 118 114 153
3 149 145 174 262 168 141 120 110 111 108 159 151
4 138 162 170 224 162 145 112 286 100 104 109 136
5 133 154 170 189 171 140 126 178 96 117 102 155
6 137 144 162 199 177 142 116 114 123 104 106 143
7 132 149 168 194 171 145 115 123 140 96 103 142
8 133 138 170 206 166 131 119 115 180 206 113 140
9 141 130 184 181 168 136 132 112 246 184 122 137
10 181 130 200 187 164 133 131 115 121 110 118 142
11 143 133 206 177 162 140 125 116 115 113 111 173
12 151 133 189 182 170 145 133 106 105 117 117 170
13 149 156 186 201 172 167 142 149 108 103 114 141
14 145 150 190 175 173 155 143 147 99 101 107 158
15 136 139 185 194 157 132 142 116 121 110 107 142
16 136 153 172 236 168 127 126 100 157 115 113 148
17 131 149 171 211 169 123 114 121 135 107 121 166
18 149 147 168 174 159 133 118 113 224 98 112 188
19 166 141 170 173 169 136 105 115 135 152 109 143
20 192 143 176 181 168 149 112 101 108 126 118 130
21 141 146 187 172 147 186 107 112 96 113 120 160
22 127 147 215 169 147 145 165 155 98 106 124 142
23 139 151 207 175 147 149 183 132 119 103 152 154
24 170 163 209 165 150 132 160 104 130 97 122 167
25 192 196 191 161 142 117 128 94 122 100 129 200
26 166 155 178 172 141 125 134 94 114 100 130 156
27 158 148 185 173 142 138 128 89 114 124 134 143
28 170 152 198 163 143 160 155 240 137 140 168 168
29 146 173 212 158 152 139 116 124 155 132 141 148
30 143   202 174 161 121 105 106 141 143 155 140
31 155   208   158   106 96   120   135