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USGS Surface-Water 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 06074000 Missouri River at Cascade MT


Cascade County, Montana
Hydrologic Unit Code 10030102
Latitude  47°16'10.15", Longitude 111°41'42.83" NAD83
Drainage area 18,173  square miles
Gage datum 3,337.8 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 1901-10-01 -> 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 3,750 3,900 4,340 5,780 7,970 13,400 10,600 4,450 3,360 3,900 4,310 4,010
2 3,760 3,890 4,390 5,790 7,880 13,600 10,300 4,350 3,230 3,920 4,350 4,030
3 3,740 3,910 4,510 5,580 8,100 13,700 9,980 4,220 3,440 3,990 4,430 3,950
4 3,710 3,940 4,560 5,680 7,940 14,400 9,780 4,160 3,570 4,100 4,440 4,010
5 3,680 3,950 4,600 5,620 7,970 15,000 9,600 4,210 3,580 4,060 4,380 4,010
6 3,660 3,960 4,630 5,750 7,980 15,400 9,580 4,270 3,500 4,070 4,300 3,990
7 3,650 3,970 4,670 5,740 8,160 15,600 9,240 4,020 3,430 4,050 4,340 3,970
8 3,650 4,000 4,720 5,800 8,200 15,900 8,930 3,940 3,480 4,080 4,390 3,940
9 3,670 4,010 4,700 5,960 8,390 16,300 8,490 3,980 3,640 4,120 4,400 3,970
10 3,710 4,020 4,680 5,950 8,520 16,000 8,010 3,940 3,680 4,100 4,350 3,960
11 3,700 3,990 4,690 5,940 8,500 15,700 7,660 3,840 3,770 4,160 4,360 3,960
12 3,710 3,980 4,630 5,950 9,030 15,600 7,300 3,800 3,670 4,200 4,370 3,930
13 3,710 3,990 4,660 6,070 9,200 15,100 6,760 3,680 3,590 4,210 4,330 3,950
14 3,700 3,970 4,620 6,140 9,320 15,000 6,670 3,730 3,740 4,240 4,380 3,990
15 3,710 3,970 4,640 7,350 9,690 15,100 6,290 3,760 3,820 4,230 4,320 3,930
16 3,700 3,950 4,770 6,530 9,620 15,100 6,120 3,730 3,810 4,240 4,300 3,910
17 3,680 3,930 4,780 6,640 9,730 15,200 6,010 3,610 3,900 4,240 4,320 3,860
18 3,670 3,940 4,890 6,880 9,860 15,100 5,660 3,540 3,820 4,300 4,310 3,870
19 3,660 3,960 4,800 6,980 9,850 15,100 5,540 3,650 3,940 4,380 4,280 3,810
20 3,640 3,960 4,800 7,250 9,950 14,900 5,480 3,550 3,930 4,340 4,350 3,800
21 3,620 3,940 4,860 7,410 10,300 14,000 5,390 3,550 3,920 4,340 4,230 3,770
22 3,620 3,940 4,900 7,410 10,700 13,400 5,190 3,590 3,930 4,420 4,190 3,820
23 3,610 3,940 4,790 7,430 11,000 13,500 5,010 3,480 3,960 4,410 4,140 3,830
24 3,610 3,940 4,850 7,500 11,400 13,200 4,930 3,510 4,020 4,350 4,230 3,850
25 3,620 3,940 4,950 7,650 11,500 12,300 4,720 3,440 3,990 4,340 4,270 3,840
26 3,660 3,940 4,980 7,730 12,000 11,800 4,640 3,420 3,860 4,240 4,320 3,820
27 3,690 3,920 4,930 7,690 12,700 11,500 4,620 3,430 3,720 4,220 4,270 3,820
28 3,710 3,920 4,870 7,820 12,900 11,400 4,680 3,430 3,710 4,280 4,250 3,810
29 3,720 3,850 4,890 8,010 13,100 11,300 4,620 3,400 3,750 4,200 4,170 3,800
30 3,730   4,880 7,840 13,100 10,900 4,650 3,350 3,820 4,150 4,180 3,790
31 3,700   4,900   13,200   4,570 3,260   4,200   3,780