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USGS Daily Statistics for Montana

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Questions or concerns about USGS data and data products in Montana and Wyoming can be directed to the Wyoming-Montana Water Science Center Data Management Section.


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 06090300 Missouri River near Great Falls MT


Cascade County, Montana
Hydrologic Unit Code 10030102
Latitude  47°35'04.00", Longitude 111°03'38.09" NAD83
Drainage area 22,881  square miles
Gage datum 2,807.21 feet above NGVD29
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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 1956-10-01 -> 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 5,640 6,110 6,190 6,620 8,360 13,300 12,000 6,100 5,450 5,480 5,890 5,900
2 5,610 6,190 6,200 6,670 8,490 13,300 11,800 6,030 5,510 5,490 5,910 5,930
3 5,750 6,290 6,240 6,770 8,580 13,200 11,400 6,050 5,470 5,470 5,890 5,930
4 5,780 6,260 6,230 6,790 8,730 13,100 11,000 5,960 5,450 5,480 5,870 5,980
5 5,880 6,150 6,270 6,690 8,760 13,100 11,000 6,030 5,410 5,500 5,840 5,950
6 5,850 6,230 6,290 6,670 9,070 13,200 10,700 5,950 5,470 5,440 5,810 5,940
7 5,850 6,130 6,350 6,700 9,440 13,200 10,500 5,990 5,370 5,480 5,870 5,920
8 5,950 6,130 6,450 6,900 9,800 13,600 10,200 5,910 5,470 5,450 5,910 5,990
9 6,070 6,230 6,610 7,020 10,000 13,800 9,770 5,940 5,500 5,440 5,920 5,870
10 5,990 6,230 6,620 7,140 10,200 14,000 9,400 5,930 5,440 5,480 5,950 5,880
11 6,000 6,250 6,780 7,170 10,300 13,900 9,210 5,830 5,480 5,450 5,940 5,960
12 6,100 6,200 6,780 7,260 10,500 13,800 8,990 5,900 5,520 5,450 5,920 6,030
13 6,120 6,310 6,690 7,300 10,700 13,600 8,820 5,810 5,550 5,470 5,940 6,160
14 6,190 6,250 6,730 7,330 10,700 13,800 8,570 5,810 5,460 5,540 6,030 6,170
15 6,030 6,300 6,660 7,240 10,700 13,900 8,280 5,840 5,490 5,650 5,930 6,040
16 6,020 6,300 6,580 7,250 10,700 13,800 7,850 5,810 5,530 5,660 5,930 5,960
17 6,120 6,350 6,600 7,300 10,900 13,700 7,550 5,680 5,450 5,660 5,930 5,890
18 6,070 6,260 6,710 7,450 11,300 13,800 7,440 5,720 5,390 5,670 5,900 5,890
19 6,160 6,220 6,840 7,420 11,600 14,000 7,310 5,730 5,410 5,620 5,940 5,840
20 6,210 6,270 6,790 7,550 11,700 14,100 7,210 5,760 5,480 5,600 5,890 5,760
21 6,210 6,240 6,680 7,610 11,800 14,300 7,020 5,630 5,390 5,540 5,820 5,720
22 6,230 6,210 6,670 7,660 12,000 13,900 6,930 5,660 5,350 5,550 5,840 5,840
23 6,210 6,230 6,630 7,780 12,300 13,500 6,710 5,710 5,350 5,670 5,830 5,880
24 6,190 6,220 6,510 7,850 12,300 13,200 6,610 5,650 5,330 5,760 5,840 5,820
25 6,120 6,130 6,620 7,970 12,400 12,900 6,430 5,670 5,380 5,750 5,910 5,750
26 6,090 6,160 6,600 8,110 12,700 12,800 6,370 5,650 5,400 5,790 5,910 5,940
27 6,160 6,180 6,640 8,260 13,000 12,600 6,300 5,660 5,440 5,770 5,930 5,950
28 6,150 6,220 6,680 8,220 13,100 12,400 6,200 5,560 5,450 5,770 5,940 5,880
29 6,220 6,190 6,590 8,150 13,000 12,200 6,210 5,520 5,540 5,770 5,980 5,800
30 6,260   6,560 8,220 13,000 12,100 6,200 5,490 5,550 5,810 5,910 5,770
31 6,200   6,570   13,200   6,160 5,510   5,830   5,760