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USGS Daily Statistics for Illinois

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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 05540130 WEST BRANCH DU PAGE RIVER NEAR NAPERVILLE, IL


Will County, Illinois
Hydrologic Unit Code 07120004
Latitude  41°43'14", Longitude  88°07'55" NAD83
Drainage area 123  square miles
Gage datum 630.00 feet above NGVD29
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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 1988-10-01 -> 2022-09-30)

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
1 156 123 226 236 411 239 159 90 108 80 143 168
2 129 129 222 201 388 233 135 79 94 91 138 164
3 127 155 208 181 316 207 131 116 99 153 122 147
4 157 157 204 173 263 180 128 161 94 174 118 124
5 166 148 210 176 239 206 104 152 92 144 142 124
6 136 136 195 184 212 189 96 130 88 127 136 117
7 127 150 180 176 223 162 102 116 113 104 133 122
8 141 159 219 186 231 179 101 111 103 101 110 117
9 130 169 281 255 302 215 120 98 117 97 120 115
10 123 170 334 253 354 226 111 87 109 87 156 132
11 158 163 316 246 363 215 98 112 101 102 174 130
12 157 157 277 241 395 221 98 110 106 100 151 140
13 164 131 245 213 355 199 106 111 152 118 123 138
14 185 132 237 195 305 209 100 113 212 202 104 150
15 170 134 217 258 331 197 85 97 212 231 107 167
16 141 136 200 306 307 217 89 108 172 182 109 149
17 148 178 195 275 275 209 102 128 117 138 101 124
18 143 224 210 320 268 196 248 113 90 158 123 112
19 125 213 202 322 241 204 219 104 120 133 118 105
20 122 276 184 346 190 190 177 124 125 106 103 104
21 124 363 171 326 207 182 153 138 119 90 103 115
22 161 331 171 255 246 195 148 144 109 100 100 133
23 189 265 194 249 243 185 156 172 122 130 98 150
24 193 227 192 236 215 194 205 185 130 153 100 141
25 174 222 187 214 244 215 209 165 100 167 108 133
26 141 199 173 229 269 215 167 154 95 152 123 132
27 127 229 171 283 250 178 122 130 106 163 178 172
28 134 221 192 305 240 154 101 122 115 140 218 187
29 132 133 221 302 243 135 111 112 117 116 179 203
30 152   215 353 246 148 120 97 99 132 174 170
31 142   218   263   99 93   156   170