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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 05550000 FOX RIVER AT ALGONQUIN, IL


Mchenry County, Illinois
Hydrologic Unit Code 07120006
Latitude  42°09'58.7", Longitude  88°17'25.2" NAD83
Drainage area 1,403  square miles
Gage datum 729.21 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 1915-10-01 -> 2009-09-30)

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
1 806 764 1,230 1,940 1,560 965 775 454 524 652 654 888
2 788 762 1,260 1,960 1,530 963 788 441 512 643 684 887
3 777 749 1,290 1,980 1,500 961 787 431 494 640 716 884
4 761 742 1,340 1,980 1,470 953 782 430 482 649 752 885
5 773 749 1,400 1,960 1,410 953 776 444 464 650 776 873
6 786 750 1,450 1,950 1,370 925 758 461 437 643 794 873
7 789 755 1,460 1,920 1,320 903 747 491 428 636 801 865
8 789 773 1,490 1,900 1,270 920 723 496 424 630 800 864
9 789 796 1,510 1,870 1,240 950 711 488 423 630 791 867
10 768 818 1,530 1,830 1,230 953 694 491 427 627 809 857
11 756 819 1,560 1,800 1,230 954 676 490 433 625 822 864
12 754 842 1,590 1,770 1,230 962 654 479 446 622 822 867
13 739 854 1,620 1,730 1,230 979 651 471 478 614 834 851
14 732 862 1,690 1,700 1,210 989 629 460 513 610 844 836
15 737 870 1,730 1,680 1,190 999 616 461 519 598 842 825
16 729 880 1,780 1,670 1,180 990 595 456 521 593 838 807
17 718 875 1,810 1,660 1,170 990 565 469 532 593 846 801
18 710 887 1,840 1,630 1,170 986 569 483 545 599 858 772
19 708 909 1,860 1,590 1,170 992 580 508 548 604 877 760
20 702 938 1,890 1,570 1,160 987 582 534 562 602 878 743
21 700 985 1,900 1,570 1,130 990 581 545 580 600 884 736
22 701 1,010 1,910 1,590 1,130 991 588 549 592 606 884 713
23 717 1,040 1,900 1,600 1,110 973 579 552 596 631 870 706
24 735 1,070 1,890 1,610 1,090 951 556 553 605 647 860 706
25 740 1,100 1,890 1,630 1,070 914 527 550 620 653 848 708
26 733 1,120 1,890 1,630 1,060 890 512 542 630 661 834 706
27 727 1,160 1,910 1,630 1,060 854 504 547 644 670 843 711
28 744 1,200 1,910 1,640 1,040 833 494 550 649 668 862 743
29 738 1,060 1,900 1,630 1,020 796 486 553 652 661 880 773
30 739   1,890 1,610 996 774 478 546 642 645 889 791
31 754   1,890   980   464 540   645   809