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USGS Daily Statistics for Montana

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Questions or concerns about USGS streamflow data in Montana and Wyoming can be directed to Kirk Miller (kmiller@usgs.gov; 307-775-9168).

Updated September 21, 2018 - USGS water-resources monitoring will continue with partner funds and USGS Cooperative Matching Funds at the following site: USGS water-resources monitoring will be discontinued at the following sites effective October 1, 2018:
  • 06024540 Big Hole R bel Mudd Cr nr Wisdom, MT (seasonal water temperature)
  • 06308400 Pumpkin Cr nr Miles City, MT (annual streamflow, water temperature, and sampling)
USGS monitoring activities at these sites were funded by partner agencies. Lack of partner funding for these sites resulted in discontinuation of all streamgaging activities.

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 12354500 Clark Fork at St. Regis MT


Mineral County, Montana
Hydrologic Unit Code 17010204
Latitude  47°18'05.90", Longitude 115°05'12.73" NAD83
Drainage area 10,728  square miles
Gage datum 2,600.37 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 89 - 90 years of record in, ft3/s   (Calculation Period 1929-10-01 -> 2019-09-30)

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 3,090 3,150 3,680 5,960 13,500 25,700 13,400 3,830 2,790 3,070 3,570 3,580
2 3,040 3,200 3,630 6,140 13,700 25,400 12,800 3,770 2,810 3,100 3,570 3,590
3 2,990 3,220 3,620 6,310 13,900 25,300 12,300 3,670 2,820 3,140 3,600 3,660
4 2,940 3,230 3,630 6,410 14,300 25,400 11,800 3,590 2,800 3,150 3,590 3,700
5 2,920 3,210 3,600 6,460 14,900 25,500 11,400 3,520 2,780 3,160 3,590 3,670
6 2,940 3,260 3,630 6,630 15,500 25,500 11,000 3,450 2,780 3,180 3,580 3,550
7 3,010 3,310 3,670 6,940 16,200 25,300 10,500 3,390 2,780 3,180 3,600 3,440
8 3,130 3,330 3,720 7,260 16,700 25,000 9,990 3,330 2,780 3,200 3,650 3,340
9 3,150 3,460 3,750 7,440 17,200 24,600 9,500 3,260 2,790 3,220 3,750 3,290
10 3,140 3,590 3,830 7,620 17,700 24,100 9,040 3,210 2,800 3,210 3,690 3,260
11 3,090 3,630 3,920 7,790 18,100 23,500 8,650 3,140 2,820 3,230 3,640 3,300
12 3,070 3,600 4,020 8,000 18,500 22,900 8,290 3,090 2,820 3,270 3,610 3,350
13 3,060 3,510 4,070 8,270 18,800 22,300 7,930 3,060 2,840 3,320 3,600 3,400
14 3,080 3,470 4,130 8,670 19,200 22,100 7,620 3,050 2,860 3,330 3,610 3,400
15 3,140 3,470 4,220 9,030 19,800 21,900 7,310 3,010 2,880 3,330 3,570 3,420
16 3,270 3,460 4,360 9,300 20,500 21,600 6,970 2,990 2,910 3,340 3,510 3,390
17 3,360 3,510 4,480 9,500 21,300 21,400 6,640 2,950 2,950 3,370 3,500 3,320
18 3,320 3,560 4,590 9,820 22,000 21,200 6,310 2,920 2,970 3,380 3,490 3,240
19 3,250 3,570 4,750 10,100 22,500 20,600 6,030 2,890 3,010 3,390 3,500 3,180
20 3,180 3,620 4,810 10,400 22,900 20,000 5,810 2,860 3,020 3,400 3,490 3,150
21 3,130 3,680 4,830 10,900 23,400 19,500 5,590 2,840 3,030 3,390 3,480 3,150
22 3,110 3,700 4,850 11,300 23,900 19,000 5,340 2,840 3,050 3,400 3,480 3,280
23 3,090 3,640 4,970 11,700 24,200 18,400 5,110 2,850 3,070 3,420 3,450 3,640
24 3,120 3,610 5,060 12,200 24,400 17,700 4,890 2,860 3,080 3,460 3,490 3,730
25 3,160 3,630 5,140 12,600 24,800 17,000 4,690 2,890 3,080 3,480 3,620 3,550
26 3,160 3,660 5,210 12,700 25,200 16,400 4,530 2,880 3,080 3,520 3,660 3,410
27 3,080 3,670 5,280 12,700 25,400 15,700 4,390 2,860 3,060 3,540 3,640 3,350
28 3,060 3,670 5,360 12,900 25,600 15,000 4,240 2,840 3,060 3,540 3,590 3,280
29 3,050 3,890 5,520 13,000 25,700 14,400 4,110 2,820 3,050 3,550 3,560 3,190
30 3,020   5,710 13,200 25,800 13,900 4,010 2,800 3,060 3,590 3,590 3,130
31 3,050   5,820   25,900   3,910 2,780   3,590   3,120