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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 -> 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 2,520 2,080 3,080 3,310 3,160 2,480 2,000 580 533 672 742 1,470
2 2,500 2,080 2,850 3,390 3,200 2,470 1,920 521 608 697 775 1,470
3 2,430 2,020 2,700 3,350 3,180 2,360 1,780 515 641 774 851 1,490
4 2,390 1,960 2,750 3,280 3,040 2,190 1,720 519 627 830 889 1,490
5 2,340 2,090 3,000 3,230 2,830 2,060 1,690 501 571 801 880 1,460
6 2,310 2,390 3,110 3,260 2,620 1,980 1,600 484 521 740 867 1,430
7 2,250 2,390 3,090 3,240 2,560 1,970 1,540 517 513 707 848 1,440
8 2,220 2,300 3,010 3,170 2,550 2,040 1,460 546 497 669 793 1,500
9 2,180 2,220 2,980 3,090 2,610 2,150 1,500 549 516 629 725 1,490
10 2,160 2,290 3,030 3,020 2,690 2,190 1,540 554 542 628 676 1,450
11 2,180 2,330 3,110 3,020 2,810 2,240 1,570 556 536 625 717 1,420
12 2,140 2,340 3,200 3,130 3,020 2,370 1,600 548 504 640 755 1,470
13 2,140 2,420 3,280 3,160 3,190 2,520 1,680 539 455 650 812 1,540
14 2,190 2,350 3,290 3,160 3,270 2,640 1,670 502 540 688 872 1,550
15 2,180 2,250 3,320 3,160 3,260 2,780 1,690 445 713 705 918 1,570
16 2,080 2,230 3,430 3,250 3,180 2,770 1,590 443 778 701 960 1,640
17 1,940 2,350 3,460 3,300 3,080 2,640 1,420 434 770 774 977 1,630
18 1,790 2,480 3,420 3,230 3,120 2,450 1,340 415 742 805 1,010 1,570
19 1,720 2,620 3,430 3,120 3,170 2,320 1,320 422 691 798 1,110 1,420
20 1,710 2,800 3,510 3,090 3,090 2,240 1,250 509 617 780 1,180 1,370
21 1,750 3,010 3,480 3,090 2,960 2,230 1,190 572 533 747 1,200 1,350
22 1,750 3,230 3,440 3,090 2,730 2,260 1,260 570 480 710 1,210 1,490
23 1,830 3,520 3,320 3,110 2,510 2,250 1,280 542 484 744 1,210 1,570
24 2,030 3,670 3,230 3,050 2,400 2,180 1,190 508 505 798 1,200 1,630
25 2,170 3,690 3,120 3,020 2,360 2,110 1,090 455 526 892 1,180 1,750
26 2,190 3,470 3,000 2,990 2,400 2,140 1,010 471 583 919 1,190 1,800
27 2,070 3,310 2,940 2,970 2,450 2,170 980 484 619 894 1,220 1,840
28 2,040 3,230 2,990 2,960 2,540 2,180 923 479 639 847 1,310 1,910
29 1,960 2,030 3,100 2,950 2,560 2,130 816 437 643 798 1,380 2,030
30 1,960   3,130 3,010 2,490 2,050 705 419 656 761 1,420 2,280
31 1,970   3,210   2,460   642 422   753   2,430