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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 05526000 IROQUOIS RIVER NEAR CHEBANSE, IL


Kankakee County, Illinois
Hydrologic Unit Code 07120002
Latitude  41°00'33.2", Longitude  87°49'26.6" NAD83
Drainage area 2,091  square miles
Contributing drainage area 2,091.0  square miles
Gage datum 595.79 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 1922-10-01 -> 2026-09-30)

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 2,520 2,080 3,080 3,300 3,140 2,460 1,980 597 529 666 736 1,470
2 2,500 2,080 2,850 3,380 3,180 2,450 1,910 534 603 691 768 1,470
3 2,430 2,020 2,700 3,360 3,160 2,340 1,770 524 636 767 843 1,490
4 2,390 1,960 2,750 3,310 3,020 2,180 1,710 523 622 823 881 1,490
5 2,340 2,090 3,000 3,280 2,810 2,080 1,680 503 567 794 872 1,460
6 2,310 2,390 3,110 3,310 2,610 2,020 1,580 484 517 734 859 1,430
7 2,250 2,390 3,090 3,290 2,550 2,000 1,530 516 509 700 841 1,440
8 2,220 2,300 3,010 3,220 2,540 2,070 1,450 543 493 663 786 1,500
9 2,180 2,220 2,980 3,130 2,600 2,170 1,490 546 512 623 719 1,490
10 2,160 2,290 3,030 3,040 2,670 2,200 1,530 551 537 622 671 1,450
11 2,180 2,330 3,110 3,030 2,790 2,240 1,560 552 532 620 711 1,420
12 2,140 2,340 3,200 3,130 3,000 2,360 1,590 545 500 635 749 1,470
13 2,140 2,420 3,280 3,150 3,170 2,510 1,660 535 451 644 806 1,540
14 2,190 2,350 3,290 3,160 3,250 2,620 1,660 499 536 682 865 1,550
15 2,180 2,250 3,320 3,150 3,240 2,770 1,670 443 707 699 911 1,570
16 2,080 2,230 3,430 3,240 3,160 2,750 1,580 440 771 695 952 1,640
17 1,940 2,350 3,460 3,290 3,060 2,630 1,410 431 763 767 969 1,630
18 1,790 2,480 3,420 3,210 3,100 2,440 1,320 412 736 798 999 1,570
19 1,720 2,620 3,430 3,100 3,150 2,320 1,310 420 685 791 1,100 1,420
20 1,710 2,800 3,510 3,070 3,070 2,250 1,240 507 611 773 1,170 1,370
21 1,750 3,010 3,480 3,070 2,940 2,230 1,190 570 529 740 1,190 1,350
22 1,750 3,230 3,440 3,070 2,730 2,260 1,260 568 476 703 1,200 1,490
23 1,830 3,520 3,320 3,090 2,510 2,240 1,270 539 480 737 1,200 1,570
24 2,030 3,670 3,230 3,040 2,410 2,160 1,180 505 500 792 1,190 1,630
25 2,170 3,690 3,120 3,000 2,370 2,100 1,080 453 522 884 1,180 1,750
26 2,190 3,470 3,000 2,980 2,390 2,130 1,000 468 578 911 1,190 1,800
27 2,070 3,310 2,940 2,960 2,440 2,160 986 481 614 886 1,220 1,840
28 2,040 3,230 2,990 2,950 2,530 2,170 938 476 633 839 1,310 1,910
29 1,960 2,030 3,100 2,940 2,550 2,120 826 434 638 791 1,380 2,030
30 1,960   3,130 3,000 2,480 2,030 712 416 650 754 1,420 2,280
31 1,970   3,190   2,450   654 419   746   2,430