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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 05469000 HENDERSON CREEK NEAR OQUAWKA, IL


Henderson County, Illinois
Hydrologic Unit Code 07080104
Latitude  41°00'05.13", Longitude  90°51'15.51" NAD83
Drainage area 432  square miles
Gage datum 540.64 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 1934-10-01 -> 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
1 242 238 372 486 655 603 402 147 147 127 215 191
2 243 232 377 453 615 614 359 127 156 111 276 217
3 235 237 375 458 545 639 360 138 105 152 275 238
4 259 286 458 436 550 537 365 136 92 206 245 213
5 281 325 525 422 532 516 351 132 92 207 196 195
6 289 306 474 513 459 505 327 149 80 181 168 175
7 247 280 408 483 459 450 387 136 100 193 179 186
8 213 272 420 429 548 431 591 201 136 188 154 198
9 231 309 484 469 583 419 488 255 130 173 143 180
10 209 333 604 464 615 414 397 243 140 174 171 187
11 180 295 682 551 598 405 333 170 132 163 205 200
12 188 320 661 587 585 434 334 132 106 134 171 178
13 212 354 609 527 614 530 268 124 146 136 155 170
14 208 391 530 481 686 630 263 122 230 158 153 183
15 217 392 527 461 688 626 257 126 266 150 142 216
16 214 334 547 482 726 564 254 133 198 121 151 220
17 238 321 561 496 708 457 277 198 146 118 157 218
18 227 463 565 522 736 476 349 184 116 157 167 182
19 222 564 565 589 652 624 419 140 125 180 166 168
20 230 630 581 517 535 666 320 124 118 136 161 154
21 248 700 460 522 493 634 270 118 147 118 166 156
22 268 600 411 566 479 586 277 103 146 105 171 150
23 347 532 454 595 429 613 253 115 143 127 162 147
24 436 541 434 599 431 516 432 99 170 131 151 167
25 401 530 458 710 464 550 470 86 203 160 150 220
26 296 472 438 638 583 582 300 94 200 167 158 248
27 271 474 408 551 695 484 224 90 145 159 161 253
28 276 451 409 525 704 380 176 85 164 144 190 301
29 239 495 474 526 796 375 152 110 144 139 179 332
30 256   544 579 815 404 139 130 147 165 194 302
31 280   508   622   144 151   179   289