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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 12353000 Clark Fork below Missoula MT


Missoula County, Montana
Hydrologic Unit Code 17010204
Latitude  46°52'07.08", Longitude 114°07'39.89" NAD83
Drainage area 9,017  square miles
Gage datum 3,083.88 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 1929-10-01 -> 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 2,220 2,300 2,610 4,170 9,670 19,800 10,600 2,820 2,090 2,460 2,800 2,670
2 2,190 2,360 2,590 4,320 9,770 19,800 10,000 2,750 2,110 2,530 2,800 2,680
3 2,160 2,340 2,580 4,420 9,980 19,700 9,590 2,700 2,110 2,510 2,800 2,740
4 2,150 2,320 2,580 4,460 10,300 19,900 9,250 2,630 2,090 2,530 2,790 2,740
5 2,150 2,340 2,590 4,510 10,800 19,900 8,940 2,580 2,090 2,540 2,800 2,660
6 2,190 2,380 2,610 4,670 11,300 19,900 8,510 2,540 2,090 2,550 2,800 2,590
7 2,310 2,350 2,670 4,920 11,700 19,900 8,100 2,480 2,100 2,560 2,820 2,520
8 2,340 2,410 2,700 5,110 12,100 19,600 7,720 2,430 2,110 2,580 2,940 2,450
9 2,330 2,490 2,730 5,260 12,500 19,200 7,300 2,380 2,130 2,580 2,940 2,420
10 2,290 2,550 2,780 5,400 12,800 18,700 6,960 2,320 2,150 2,590 2,850 2,430
11 2,250 2,530 2,880 5,530 13,200 18,300 6,690 2,280 2,150 2,600 2,810 2,450
12 2,220 2,500 2,910 5,660 13,400 17,700 6,380 2,260 2,180 2,650 2,790 2,490
13 2,200 2,500 2,960 5,810 13,700 17,300 6,090 2,240 2,190 2,680 2,790 2,490
14 2,230 2,500 3,000 6,040 14,100 17,400 5,840 2,220 2,210 2,690 2,800 2,480
15 2,270 2,470 3,010 6,320 14,600 17,100 5,580 2,210 2,220 2,700 2,740 2,480
16 2,310 2,490 3,090 6,460 15,200 16,900 5,270 2,180 2,280 2,720 2,720 2,460
17 2,360 2,550 3,210 6,530 15,900 16,900 5,000 2,170 2,300 2,730 2,720 2,400
18 2,360 2,570 3,280 6,670 16,500 16,700 4,720 2,140 2,320 2,710 2,720 2,330
19 2,320 2,550 3,360 6,920 16,900 16,100 4,520 2,110 2,340 2,710 2,700 2,310
20 2,290 2,570 3,410 7,240 17,300 15,700 4,360 2,100 2,350 2,700 2,680 2,310
21 2,260 2,620 3,420 7,670 17,800 15,400 4,150 2,100 2,380 2,690 2,690 2,340
22 2,250 2,620 3,500 8,000 18,100 14,900 3,950 2,100 2,390 2,710 2,660 2,400
23 2,260 2,600 3,570 8,360 18,300 14,400 3,770 2,110 2,410 2,740 2,630 2,480
24 2,270 2,580 3,640 8,700 18,500 13,800 3,600 2,140 2,410 2,740 2,690 2,510
25 2,290 2,620 3,650 8,980 18,800 13,400 3,450 2,150 2,410 2,760 2,780 2,430
26 2,230 2,610 3,710 9,040 19,100 12,800 3,340 2,120 2,400 2,790 2,770 2,370
27 2,220 2,620 3,760 9,060 19,400 12,200 3,210 2,110 2,400 2,810 2,740 2,350
28 2,230 2,630 3,830 9,150 19,600 11,700 3,090 2,100 2,400 2,780 2,700 2,310
29 2,190 2,800 3,920 9,290 19,700 11,300 3,020 2,090 2,410 2,790 2,670 2,260
30 2,180   3,980 9,480 19,800 11,000 2,940 2,070 2,430 2,790 2,650 2,240
31 2,220   4,030   19,900   2,870 2,080   2,760   2,250