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USGS Daily Statistics for the Nation

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 -> 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 5,150 5,520 5,120 7,730 16,400 27,400 18,300 7,030 4,920 5,420 5,340 5,910
2 5,360 5,700 5,190 7,750 16,700 27,500 17,700 7,020 4,750 5,370 5,360 5,900
3 5,940 5,530 5,220 7,570 17,000 28,200 17,100 6,920 4,710 5,420 5,430 6,020
4 5,820 5,430 5,180 7,850 17,400 28,900 16,400 6,740 4,870 5,060 5,210 6,120
5 5,860 5,470 5,160 7,930 17,900 28,900 16,000 6,500 4,990 5,080 5,410 6,100
6 5,940 5,490 5,050 8,470 18,700 28,800 15,500 6,320 5,040 5,150 5,410 6,000
7 6,040 5,640 5,050 8,700 19,600 28,400 15,100 6,390 5,090 5,110 5,530 5,930
8 6,090 5,840 5,190 9,090 19,900 28,100 14,500 6,220 5,220 5,380 5,810 6,020
9 6,150 6,030 5,680 9,350 20,000 28,600 13,800 6,130 5,320 5,200 5,570 5,990
10 6,010 5,930 5,770 9,590 20,400 27,100 13,300 5,910 5,370 5,390 5,480 6,190
11 6,040 5,850 5,850 9,850 20,600 26,100 12,900 6,100 5,330 5,350 5,450 6,180
12 6,130 5,650 5,700 10,200 20,800 25,600 12,400 5,890 5,150 5,650 5,830 6,040
13 6,060 5,570 5,990 10,700 21,700 25,400 12,200 5,750 5,310 5,680 5,640 6,070
14 5,590 5,630 5,680 10,900 22,400 25,700 11,900 5,720 5,100 5,540 5,520 6,050
15 5,640 5,700 5,740 11,200 22,700 25,100 11,600 5,680 5,070 5,030 5,450 5,880
16 5,780 5,620 6,120 11,400 23,400 24,700 11,300 5,750 5,180 5,090 5,750 5,890
17 5,880 5,450 6,100 11,600 24,700 25,000 10,800 5,640 5,220 5,180 5,820 6,060
18 5,790 5,340 5,970 11,800 25,500 24,700 10,500 5,790 5,170 5,170 5,630 6,260
19 5,730 5,350 6,060 12,300 25,800 24,400 10,100 5,610 5,200 5,030 5,360 6,040
20 5,830 5,450 6,110 12,600 26,100 24,200 9,680 5,490 5,260 5,190 5,400 6,030
21 5,720 5,400 6,180 12,900 26,500 23,600 9,440 5,710 5,420 5,170 5,650 6,050
22 5,810 5,590 6,330 13,500 26,800 23,000 9,000 5,610 5,560 5,270 5,570 6,060
23 5,740 5,580 6,540 13,900 27,000 22,700 8,720 5,590 5,510 5,310 5,570 5,830
24 6,040 5,310 6,700 14,600 27,000 22,000 8,470 5,570 5,360 5,170 5,530 5,350
25 5,970 5,230 6,580 15,300 27,000 21,300 8,310 5,510 5,270 5,190 5,370 4,940
26 5,860 5,240 6,820 15,400 27,500 20,800 8,050 5,390 5,060 5,430 5,390 5,060
27 5,700 5,370 6,920 15,600 27,600 20,100 7,820 5,380 5,160 5,460 5,330 5,220
28 5,580 5,150 6,830 15,700 27,300 19,600 7,770 5,350 5,130 5,320 5,140 5,410
29 5,480 5,700 7,110 15,900 27,200 18,900 7,340 5,360 5,250 5,280 5,210 5,470
30 5,450   7,180 16,000 27,500 18,700 7,080 5,320 5,380 5,260 5,660 5,480
31 5,350   7,450   27,600   6,900 5,140   5,260   5,370