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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 05458500 Cedar River at Janesville, IA


Bremer County, Iowa
Hydrologic Unit Code 07080201
Latitude  42°38'53.94", Longitude  92°27'54.67" NAD83
Drainage area 1,661  square miles
Gage datum 860.96 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 1904-10-01 -> 2024-09-30)

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
1 508 389 1,170 2,790 1,590 1,800 1,810 870 860 944 714 554
2 486 385 1,120 2,880 1,550 1,820 1,690 829 933 928 721 555
3 485 383 1,180 2,630 1,590 1,750 1,440 849 894 853 707 547
4 472 394 1,230 2,330 1,670 1,640 1,310 829 763 842 711 541
5 442 390 1,330 2,250 1,680 1,550 1,220 878 713 827 710 530
6 464 401 1,430 2,330 1,620 1,460 1,150 898 739 817 690 535
7 453 399 1,540 2,350 1,610 1,400 1,160 798 713 834 663 522
8 444 421 1,590 2,300 1,630 1,400 1,240 717 769 815 656 530
9 440 459 1,590 2,260 1,610 1,550 1,300 706 778 820 640 518
10 425 480 1,490 2,210 1,510 2,030 1,210 770 715 874 631 503
11 384 520 1,490 1,970 1,520 2,030 1,180 835 724 864 638 481
12 385 509 1,540 1,930 1,480 1,860 1,190 878 690 858 655 482
13 386 502 1,670 2,010 1,460 1,890 1,220 762 628 846 677 497
14 380 551 1,900 2,010 1,490 1,860 1,190 690 615 871 669 517
15 367 554 1,940 2,000 1,500 1,860 1,110 665 679 828 658 532
16 359 572 1,960 2,010 1,520 1,780 1,160 649 763 742 639 536
17 361 629 2,060 1,960 1,680 1,660 1,220 769 821 688 641 551
18 372 646 2,160 1,910 1,560 1,630 1,110 974 913 673 638 539
19 374 671 2,200 1,830 1,530 1,660 1,160 888 889 661 629 516
20 385 760 2,220 1,790 1,660 1,750 1,200 838 856 651 637 495
21 409 854 2,240 1,790 1,680 1,840 1,260 896 911 654 658 474
22 433 873 2,200 1,860 1,790 1,900 1,360 869 986 665 652 469
23 441 872 2,290 1,810 1,710 1,860 1,360 826 1,210 694 676 464
24 460 907 2,390 1,700 1,710 1,810 1,180 872 1,220 715 678 462
25 458 871 2,330 1,680 1,570 1,850 1,070 917 1,130 709 642 496
26 432 869 2,400 1,650 1,470 1,910 981 922 1,070 711 596 478
27 411 881 2,570 1,560 1,460 1,800 972 944 1,020 694 587 471
28 397 978 2,770 1,480 1,660 1,760 944 861 922 716 585 489
29 384 1,540 2,630 1,580 1,850 1,760 920 947 854 736 576 522
30 383   2,490 1,630 1,840 1,810 975 1,060 864 710 566 532
31 388   2,510   1,810   943 941   707   521