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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 12363000 Flathead River at Columbia Falls MT


Flathead County, Montana
Hydrologic Unit Code 17010208
Latitude  48°21'42.52", Longitude 114°11'05.82" NAD83
Drainage area 4,473  square miles
Gage datum 2,981.54 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 1951-10-01 -> 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 5,220 5,550 5,140 7,780 16,400 27,700 18,400 7,120 4,940 5,490 5,390 5,980
2 5,450 5,750 5,200 7,810 16,600 27,800 17,900 7,120 4,770 5,450 5,430 5,870
3 6,060 5,570 5,200 7,620 16,900 28,500 17,200 7,020 4,730 5,490 5,510 5,990
4 5,930 5,470 5,140 7,880 17,200 29,000 16,400 6,840 4,910 5,120 5,270 6,130
5 5,980 5,530 5,130 7,950 17,600 29,000 16,100 6,590 5,040 5,140 5,450 6,130
6 6,060 5,550 5,030 8,520 18,400 28,900 15,700 6,410 5,100 5,240 5,370 6,040
7 6,150 5,720 5,040 8,760 19,300 28,600 15,200 6,480 5,160 5,200 5,490 5,920
8 6,200 5,940 5,200 9,170 19,700 28,400 14,600 6,310 5,290 5,490 5,820 6,020
9 6,260 6,140 5,710 9,430 19,900 28,900 14,000 6,200 5,410 5,290 5,590 6,010
10 6,110 6,030 5,810 9,680 20,400 27,300 13,400 5,980 5,470 5,490 5,520 6,240
11 6,150 5,940 5,880 9,950 20,700 26,100 13,000 6,180 5,410 5,450 5,500 6,240
12 6,230 5,700 5,730 10,400 20,900 25,500 12,500 5,970 5,230 5,760 5,920 6,100
13 6,140 5,620 6,030 10,800 21,700 25,300 12,300 5,810 5,400 5,800 5,720 6,150
14 5,640 5,680 5,720 11,000 22,400 25,700 12,000 5,780 5,170 5,650 5,560 6,130
15 5,700 5,760 5,780 11,400 22,700 25,000 11,700 5,740 5,140 5,110 5,430 5,960
16 5,850 5,670 6,180 11,500 23,400 24,600 11,400 5,820 5,260 5,180 5,680 5,990
17 5,960 5,490 6,170 11,800 24,600 25,100 11,000 5,700 5,300 5,270 5,800 6,170
18 5,850 5,390 6,030 12,000 25,400 24,800 10,600 5,860 5,240 5,250 5,640 6,390
19 5,780 5,410 6,120 12,500 25,800 24,500 10,200 5,670 5,270 5,100 5,360 6,150
20 5,880 5,530 6,170 12,800 26,200 24,300 9,800 5,550 5,340 5,280 5,420 6,150
21 5,760 5,470 6,250 13,200 26,700 23,600 9,560 5,780 5,510 5,250 5,700 6,170
22 5,870 5,670 6,400 13,800 27,200 23,100 9,100 5,680 5,660 5,360 5,630 6,180
23 5,780 5,650 6,610 14,300 27,400 22,800 8,830 5,660 5,610 5,400 5,640 5,930
24 6,070 5,360 6,770 15,000 27,400 22,100 8,610 5,650 5,450 5,260 5,600 5,420
25 5,980 5,270 6,620 15,700 27,500 21,400 8,460 5,580 5,360 5,280 5,440 5,000
26 5,850 5,280 6,880 15,700 27,900 21,000 8,180 5,450 5,130 5,530 5,470 5,130
27 5,690 5,420 6,980 15,900 28,000 20,200 7,940 5,450 5,230 5,570 5,400 5,310
28 5,560 5,180 6,880 16,000 27,600 19,800 7,890 5,410 5,200 5,420 5,200 5,500
29 5,480 5,820 7,140 16,100 27,400 19,000 7,440 5,420 5,320 5,360 5,270 5,570
30 5,470   7,200 16,100 27,800 18,800 7,160 5,380 5,460 5,250 5,740 5,570
31 5,370   7,490   28,000   6,980 5,170   5,280   5,460