Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

* We've detected you're using a mobile device. Find our Next Generation Station Page here.
Click to hideNews Bulletins

USGS Daily Statistics for Iowa

Click to hide state-specific text

Boating safety tips are available from the U.S. Coast Guard.

NOTE: Station Numbers for Iowa precipitation gages have changed (see list).


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 05451770 Iowa River at County Highway E49 near Tama, IA


Tama County, Iowa
Hydrologic Unit Code 07080208
Latitude  41°57'51.32", Longitude  92°38'11.58" NAD83
Drainage area 1,882  square miles
Gage datum 810.47 feet above NAVD88
Output formats
HTML table of all data
Tab-separated data
Reselect output format

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 2010-10-01 -> 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
1 989 677 1,620 1,860 1,900 4,500 3,730 814 1,810 1,900 930 910
2 919 671 1,470 1,780 2,100 3,880 4,030 724 1,860 1,850 902 1,000
3 879 629 1,410 1,720 2,240 3,420 3,910 658 1,570 1,970 872 1,020
4 834 619 1,410 1,690 2,530 3,110 3,390 602 1,440 2,000 864 965
5 771 667 1,440 1,680 2,910 3,100 2,940 584 1,450 1,840 937 916
6 738 698 1,490 1,650 2,970 3,090 2,840 570 1,380 1,750 970 867
7 730 668 1,480 1,550 2,930 2,940 3,000 594 1,320 1,640 953 824
8 732 640 1,470 1,460 2,740 2,510 2,720 603 1,380 1,570 897 782
9 677 588 1,590 1,390 2,740 2,250 2,320 632 1,330 1,650 852 773
10 641 604 1,940 1,380 2,960 2,510 2,000 815 1,340 1,730 821 736
11 766 643 2,300 1,420 2,930 2,610 1,870 772 1,300 1,870 808 701
12 697 617 2,300 1,460 2,620 2,380 1,800 785 1,120 1,920 797 682
13 651 613 2,640 1,530 2,440 2,170 1,690 740 998 1,890 785 735
14 649 614 3,110 1,650 2,390 2,010 1,530 650 919 1,890 759 1,240
15 632 638 3,150 1,730 2,270 2,030 1,390 595 867 1,820 737 1,710
16 603 669 2,830 1,960 2,130 2,470 1,320 543 967 1,660 718 1,930
17 726 686 2,630 2,010 2,090 2,600 1,290 510 1,100 1,520 708 1,690
18 812 689 2,420 2,180 2,160 2,590 1,210 524 1,100 1,360 687 1,500
19 734 828 2,270 2,260 2,260 2,610 1,140 501 1,070 1,210 678 1,360
20 762 1,170 2,320 2,150 2,510 2,900 1,100 591 1,090 1,100 661 1,260
21 771 1,360 2,270 2,160 3,010 3,050 1,070 847 1,150 1,030 653 1,160
22 776 1,400 2,160 2,100 3,340 3,450 1,030 850 1,190 1,140 669 1,050
23 901 1,320 2,040 2,110 3,400 3,710 994 806 1,360 1,170 673 963
24 766 1,380 1,990 2,080 3,370 3,760 953 788 1,540 1,120 686 997
25 699 1,370 1,960 1,990 3,400 4,130 926 709 1,650 1,090 699 997
26 671 1,330 1,900 1,880 3,950 4,220 896 630 1,720 1,030 717 989
27 647 1,360 1,830 1,790 4,970 3,850 911 594 1,800 1,030 828 1,040
28 629 1,630 1,780 1,770 5,410 3,420 921 575 1,890 1,020 923 1,200
29 608 1,580 1,760 1,780 5,260 3,390 1,290 897 1,890 1,010 901 1,240
30 644   1,790 1,820 5,100 3,430 1,220 1,220 2,000 979 856 1,160
31 649   1,900   5,000   950 1,400   960   1,050