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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 12362500 S F Flathead River nr Columbia Falls MT


Flathead County, Montana
Hydrologic Unit Code 17010209
Latitude  48°21'23.68", Longitude 114°02'16.29" NAD83
Drainage area 1,668  square miles
Gage datum 3,040 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 1910-10-01 -> 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 2,890 3,090 2,850 3,650 5,720 6,210 5,080 2,450 2,080 2,590 2,410 2,880
2 3,120 3,220 2,910 3,630 5,690 6,390 4,970 2,460 1,980 2,480 2,430 2,850
3 3,530 3,080 2,880 3,470 5,780 6,380 4,800 2,440 1,980 2,560 2,470 2,990
4 3,430 3,040 2,820 3,570 5,810 6,330 4,520 2,430 2,140 2,330 2,280 3,070
5 3,490 3,100 2,810 3,520 5,830 6,310 4,580 2,300 2,220 2,410 2,330 3,060
6 3,550 3,100 2,690 3,730 6,010 6,330 4,400 2,270 2,280 2,480 2,300 3,050
7 3,610 3,270 2,690 3,780 6,000 6,330 4,340 2,380 2,320 2,460 2,300 3,040
8 3,640 3,410 2,830 4,010 5,920 6,250 4,100 2,320 2,410 2,670 2,310 3,150
9 3,650 3,450 3,180 4,140 6,050 6,320 3,920 2,260 2,490 2,540 2,260 3,170
10 3,570 3,370 3,210 4,120 6,180 6,490 3,800 2,170 2,550 2,650 2,240 3,320
11 3,640 3,380 3,220 4,240 6,220 6,350 3,640 2,360 2,500 2,490 2,080 3,260
12 3,700 3,220 3,110 4,530 6,190 6,350 3,510 2,280 2,430 2,700 2,150 3,130
13 3,620 3,170 3,260 4,830 6,380 6,410 3,450 2,250 2,500 2,750 2,180 3,190
14 3,230 3,230 2,960 4,900 6,630 6,600 3,300 2,300 2,390 2,650 2,100 3,180
15 3,260 3,330 3,010 5,050 6,630 6,420 3,250 2,260 2,400 2,170 2,130 3,120
16 3,300 3,220 3,030 5,110 6,480 6,310 3,260 2,300 2,480 2,180 2,350 3,250
17 3,240 3,120 3,030 5,270 6,470 6,370 3,220 2,350 2,500 2,230 2,460 3,410
18 3,200 3,030 2,950 5,340 6,390 6,100 3,140 2,470 2,430 2,260 2,430 3,580
19 3,170 3,050 2,980 5,620 6,150 6,130 2,980 2,350 2,400 2,210 2,310 3,390
20 3,270 3,100 3,060 5,590 5,930 6,000 2,910 2,350 2,490 2,370 2,370 3,480
21 3,170 3,040 3,120 5,490 5,980 5,880 2,870 2,480 2,580 2,340 2,530 3,490
22 3,290 3,170 3,280 5,420 6,280 5,940 2,740 2,350 2,670 2,400 2,480 3,490
23 3,250 3,150 3,420 5,350 6,520 5,940 2,720 2,360 2,630 2,380 2,520 3,320
24 3,500 2,970 3,470 5,220 6,530 5,620 2,690 2,440 2,550 2,330 2,370 2,940
25 3,440 2,910 3,320 5,330 6,620 5,430 2,680 2,380 2,500 2,360 2,240 2,690
26 3,380 2,950 3,410 5,420 6,760 5,390 2,570 2,270 2,370 2,530 2,300 2,800
27 3,280 3,020 3,440 5,640 6,850 5,250 2,540 2,310 2,450 2,540 2,360 2,820
28 3,180 2,890 3,370 5,710 6,740 5,210 2,600 2,310 2,420 2,420 2,290 2,940
29 3,080 3,560 3,460 5,860 6,530 5,200 2,370 2,290 2,540 2,440 2,410 3,040
30 3,080   3,460 5,760 6,350 5,160 2,260 2,270 2,630 2,390 2,680 3,110
31 2,980   3,550   6,260   2,270 2,200   2,390   3,030