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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°43'12.93", Longitude  88°07'54.96" NAD83
Drainage area 123  square miles
Gage datum 629.73 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 1988-10-01 -> 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
1 153 127 236 266 406 232 150 93 105 79 138 163
2 127 131 226 229 378 235 131 81 92 89 133 162
3 134 155 209 208 329 205 132 114 96 148 118 146
4 164 155 203 200 284 175 127 154 93 167 113 123
5 167 146 216 206 248 206 108 145 90 140 139 122
6 136 135 205 217 219 187 109 124 87 123 133 115
7 127 148 185 204 230 159 109 111 110 101 130 120
8 139 157 224 205 235 174 106 109 100 97 107 114
9 130 174 290 261 299 208 121 97 112 94 117 113
10 125 179 336 255 345 215 113 85 106 84 150 130
11 158 167 314 246 349 204 101 108 114 99 167 127
12 157 159 276 238 375 208 106 105 115 103 145 136
13 165 132 246 212 338 187 112 105 154 119 118 134
14 182 131 239 199 291 197 110 113 207 201 101 148
15 167 135 219 254 314 186 126 98 204 230 104 178
16 139 137 201 296 291 204 131 107 167 179 105 158
17 146 177 194 267 261 195 125 127 119 135 98 129
18 141 219 208 307 253 183 247 111 93 154 119 114
19 126 208 202 309 229 190 214 102 121 130 114 106
20 123 268 183 330 181 177 172 124 126 104 99 104
21 123 350 170 315 202 170 148 138 121 88 102 114
22 158 323 170 250 239 182 144 141 111 97 98 131
23 186 274 198 255 232 186 161 167 121 125 95 148
24 192 234 198 239 205 189 211 178 127 147 97 140
25 180 222 204 217 231 210 208 160 98 162 105 132
26 160 198 195 229 262 209 165 150 95 150 118 136
27 149 237 183 278 249 171 121 127 105 160 171 172
28 150 239 197 299 235 147 103 118 112 137 209 185
29 143 131 220 299 234 129 127 109 114 113 171 198
30 158   222 349 234 141 138 96 96 128 167 167
31 146   232   248   108 91   151   166