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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 -> 2021-09-30)

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
1 809 783 902 3,270 3,030 1,610 1,160 668 770 1,000 1,250 1,070
2 826 774 882 3,250 2,860 1,510 1,240 729 730 954 1,400 1,010
3 817 764 865 3,300 2,750 1,400 1,300 740 772 971 1,360 979
4 811 765 865 3,310 2,550 1,320 1,230 928 762 983 1,200 1,050
5 808 773 874 3,360 2,530 1,290 1,120 876 768 1,250 1,160 1,080
6 805 763 920 3,610 2,540 1,400 1,130 762 748 1,300 1,140 1,060
7 808 779 1,020 3,840 2,460 1,380 1,050 770 698 1,280 1,120 969
8 802 780 1,090 4,050 2,390 1,330 1,000 745 714 1,140 1,160 930
9 802 775 1,060 4,010 2,620 1,290 1,020 701 787 1,090 1,140 912
10 801 776 1,010 3,970 2,570 1,400 976 708 823 1,260 1,200 958
11 803 770 1,060 4,120 2,400 1,390 947 686 815 1,210 1,210 917
12 800 771 1,160 4,230 2,420 1,370 928 668 760 1,200 1,240 923
13 795 784 1,310 4,310 2,210 1,340 941 652 785 1,160 1,290 914
14 795 784 1,550 4,350 2,140 1,250 928 640 777 1,160 1,300 910
15 800 804 1,730 4,380 1,980 1,340 862 609 724 1,240 1,250 936
16 786 788 1,870 4,500 1,840 1,320 822 711 737 1,180 1,400 956
17 775 785 1,840 4,780 1,710 1,460 837 733 838 1,080 1,370 958
18 773 796 1,900 4,770 1,710 1,480 849 710 830 1,090 1,320 909
19 776 806 1,800 4,860 1,750 1,340 892 677 823 1,050 1,270 881
20 769 827 1,610 4,690 1,810 1,320 862 632 772 1,030 1,270 874
21 773 869 1,610 4,550 1,750 1,340 909 741 889 1,030 1,330 869
22 776 886 1,720 4,550 1,830 1,320 860 1,120 907 1,040 1,210 853
23 784 873 1,800 4,570 1,770 1,370 864 942 847 1,130 1,140 851
24 778 880 1,910 4,490 1,800 1,460 827 831 952 1,300 1,130 866
25 780 867 1,990 4,160 1,750 1,390 783 749 971 1,580 1,110 854
26 770 886 2,030 3,800 1,710 1,340 758 720 979 1,380 1,070 876
27 788 931 2,260 3,530 1,610 1,360 719 669 1,010 1,280 1,060 858
28 798 896 2,590 3,410 1,520 1,280 734 707 932 1,290 1,020 855
29 800 975 2,740 3,320 1,600 1,150 719 717 897 1,210 1,070 849
30 797   2,900 3,160 1,550 1,070 689 704 934 1,230 1,100 838
31 797   2,910   1,660   686 810   1,210   836