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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 05438170 KISHWAUKEE RIVER AT MARENGO, IL


Mchenry County, Illinois
Hydrologic Unit Code 07090006
Latitude  42°15'55.26", Longitude  88°36'30.56" NAD83
Drainage area 170  square miles
Gage datum 786.12 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 2010-10-01 -> 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
1 162 140 244 326 365 235 321 112 76 98 129 144
2 152 138 232 306 361 197 269 104 125 110 122 176
3 141 154 203 311 336 172 232 100 232 167 131 194
4 135 167 188 305 320 155 197 95 252 150 130 186
5 122 179 201 300 283 163 182 94 184 123 125 169
6 116 165 213 316 257 181 226 90 147 140 121 148
7 116 158 211 317 249 167 263 89 124 160 126 133
8 130 168 203 287 234 149 228 91 114 135 115 121
9 132 158 213 275 239 160 191 96 109 123 121 116
10 127 163 296 276 259 186 170 102 95 110 133 115
11 134 157 386 294 257 189 148 99 95 119 132 118
12 141 145 345 282 251 182 140 93 129 124 119 119
13 128 132 368 253 246 162 178 83 158 113 107 119
14 122 124 369 251 254 149 193 78 190 120 99 133
15 112 122 335 264 272 179 207 75 163 143 95 179
16 111 117 316 299 281 205 225 72 121 144 94 174
17 139 118 297 312 264 194 236 70 99 133 94 152
18 163 134 281 380 337 186 237 68 95 121 114 132
19 140 172 260 364 286 216 205 65 97 102 127 118
20 125 244 255 321 248 233 186 66 92 93 115 113
21 127 285 270 307 242 200 220 75 90 87 109 117
22 131 246 259 274 248 203 220 68 99 89 113 121
23 147 238 240 277 241 251 246 65 108 94 107 122
24 140 280 242 270 276 259 306 67 97 103 104 135
25 125 247 252 242 278 226 269 65 84 114 106 133
26 130 216 265 227 278 246 202 65 83 114 121 132
27 140 196 273 222 282 352 171 65 93 137 146 145
28 142 215 264 224 268 316 162 62 100 154 175 144
29 144 178 290 248 242 344 165 86 101 129 162 146
30 147   275 330 254 388 157 104 110 118 150 161
31 145   310   273   131 92   124   163