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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 03336645 MIDDLE FORK VERMILION RIVER ABOVE OAKWOOD, IL


Vermilion County, Illinois
Hydrologic Unit Code 05120109
Latitude  40°08'13.09", Longitude  87°44'40.9" NAD83
Drainage area 432  square miles
Gage datum 544.18 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 1978-10-01 -> 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
1 699 364 551 822 822 540 546 177 262 63 228 419
2 532 383 564 672 824 603 534 179 229 52 350 400
3 402 373 605 626 745 572 407 123 188 52 289 392
4 574 412 698 657 712 662 325 130 133 76 236 331
5 600 532 790 557 606 605 268 113 118 90 190 310
6 499 581 753 594 531 505 234 125 85 114 195 280
7 410 526 688 588 484 541 241 188 104 145 162 283
8 374 496 654 535 492 720 219 159 149 96 132 288
9 418 437 686 468 513 614 275 103 161 113 113 296
10 447 369 759 437 667 531 472 103 157 169 113 288
11 469 381 908 674 723 650 463 80 124 150 173 369
12 510 413 899 913 660 650 436 65 104 122 215 426
13 568 404 826 918 620 620 347 93 77 107 224 410
14 543 380 758 897 653 533 281 105 85 179 198 375
15 484 378 656 882 683 488 274 115 216 165 183 398
16 424 400 603 827 892 480 237 154 207 158 195 403
17 389 619 592 765 867 463 193 152 172 203 256 333
18 325 656 666 737 775 402 222 132 110 192 339 284
19 335 647 718 802 704 414 286 170 139 196 479 243
20 395 774 839 658 711 373 288 202 102 185 451 284
21 360 1,040 761 552 602 362 222 210 72 162 399 310
22 400 1,040 595 519 544 368 220 183 64 162 336 332
23 510 1,010 547 519 454 396 239 243 52 178 301 355
24 516 943 543 479 437 432 188 191 47 221 318 424
25 440 901 612 545 496 330 151 178 46 323 350 435
26 438 720 604 587 664 358 196 153 60 339 386 381
27 346 638 651 578 785 469 212 103 160 278 400 511
28 363 612 700 723 759 451 194 134 100 222 474 648
29 284 254 720 741 723 407 164 140 87 176 464 820
30 276   753 763 567 450 151 218 87 172 405 868
31 360   868   469   211 147   212   725