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USGS Daily Statistics for Michigan

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NOTE: During winter months, stage and discharge may be affected by ice. Click here for more information.



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 04040000 ONTONAGON RIVER NEAR ROCKLAND, MI


Ontonagon County, Michigan
Hydrologic Unit Code 04020102
Latitude  46°43'15", Longitude  89°12'25" NAD27
Drainage area 1,340  square miles
Gage datum 638.66 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 1941-10-01 -> 2020-09-30)

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
1 810 784 906 3,250 2,990 1,620 1,160 663 757 988 1,240 1,070
2 826 775 886 3,220 2,830 1,510 1,250 726 718 940 1,390 1,010
3 817 765 869 3,260 2,730 1,400 1,300 738 761 961 1,350 977
4 812 765 868 3,270 2,540 1,330 1,240 929 753 975 1,190 1,050
5 809 774 878 3,340 2,530 1,300 1,130 877 762 1,250 1,150 1,080
6 805 764 924 3,580 2,540 1,410 1,140 763 744 1,300 1,140 1,060
7 809 780 1,020 3,810 2,470 1,390 1,060 771 695 1,280 1,110 968
8 802 781 1,100 4,010 2,400 1,340 1,010 738 712 1,140 1,150 930
9 803 777 1,070 3,980 2,630 1,300 1,020 690 785 1,090 1,140 911
10 801 777 1,020 3,960 2,590 1,350 970 689 822 1,270 1,190 958
11 803 772 1,050 4,110 2,410 1,330 940 675 816 1,210 1,190 916
12 801 772 1,140 4,230 2,440 1,320 925 660 761 1,190 1,220 922
13 795 786 1,300 4,320 2,220 1,310 940 646 784 1,110 1,280 914
14 795 786 1,540 4,360 2,160 1,240 929 636 774 1,130 1,290 910
15 801 806 1,730 4,390 1,990 1,340 858 605 719 1,210 1,240 938
16 787 791 1,870 4,520 1,850 1,320 813 710 733 1,160 1,380 959
17 775 787 1,840 4,800 1,720 1,460 830 732 837 1,060 1,350 962
18 773 798 1,900 4,790 1,720 1,480 843 710 831 1,080 1,310 911
19 777 808 1,790 4,860 1,760 1,340 880 676 825 1,040 1,260 884
20 770 830 1,580 4,700 1,820 1,330 851 630 774 1,020 1,260 876
21 773 872 1,550 4,560 1,770 1,350 903 741 892 1,030 1,320 871
22 776 890 1,630 4,570 1,840 1,330 857 1,130 910 1,030 1,210 856
23 784 877 1,720 4,600 1,780 1,380 863 936 849 1,110 1,130 853
24 778 884 1,830 4,520 1,820 1,470 825 825 955 1,280 1,130 867
25 781 871 1,910 4,180 1,770 1,400 781 744 974 1,570 1,110 854
26 770 889 1,970 3,810 1,700 1,350 756 715 977 1,370 1,060 877
27 789 935 2,220 3,550 1,600 1,370 715 663 997 1,270 1,050 859
28 799 900 2,540 3,410 1,510 1,290 728 694 915 1,280 1,020 856
29 801 975 2,650 3,250 1,600 1,150 713 696 881 1,200 1,070 851
30 798   2,800 3,100 1,560 1,070 682 687 918 1,220 1,100 839
31 799   2,840   1,670   679 799   1,200   837