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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).


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 06214500 Yellowstone River at Billings MT


Yellowstone County, Montana
Hydrologic Unit Code 10070004
Latitude  45°48'00.43", Longitude 108°28'04.91" NAD83
Drainage area 11,807  square miles
Contributing drainage area 11,414  square miles
Gage datum 3,081.36 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 1928-10-01 -> 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 2,450 2,500 2,800 3,170 6,230 22,400 21,300 7,130 3,920 3,940 3,930 3,180
2 2,410 2,570 2,780 3,260 6,420 22,500 20,900 6,900 3,950 3,970 3,920 3,170
3 2,390 2,600 2,730 3,260 6,600 22,900 20,400 6,790 3,920 3,990 3,860 3,170
4 2,420 2,590 2,720 3,260 6,870 23,500 20,100 6,520 3,890 4,010 3,830 3,160
5 2,440 2,630 2,700 3,230 7,300 24,300 19,600 6,300 3,850 4,040 3,840 3,090
6 2,440 2,600 2,730 3,260 7,740 25,400 18,900 6,100 3,800 4,040 3,820 2,990
7 2,490 2,550 2,850 3,310 8,350 26,800 18,300 5,890 3,800 4,020 3,800 2,940
8 2,490 2,530 2,950 3,390 9,000 27,100 17,600 5,670 3,860 4,020 3,780 2,900
9 2,520 2,550 3,070 3,460 9,290 27,200 16,900 5,500 3,800 4,030 3,780 2,870
10 2,520 2,560 3,160 3,520 9,670 27,000 16,200 5,350 3,780 4,020 3,790 2,840
11 2,510 2,570 3,130 3,580 10,200 26,700 15,700 5,220 3,830 4,020 3,730 2,850
12 2,510 2,560 3,090 3,640 10,500 26,200 15,200 5,110 3,870 4,020 3,670 2,900
13 2,490 2,590 3,050 3,690 10,800 25,900 14,600 4,990 3,910 4,020 3,630 2,910
14 2,530 2,610 3,070 3,780 11,200 26,300 13,900 4,900 3,920 4,030 3,590 2,860
15 2,590 2,600 3,010 3,890 11,600 26,500 13,300 4,840 3,920 4,070 3,580 2,820
16 2,620 2,600 3,000 4,020 12,200 26,800 12,800 4,720 3,950 4,120 3,540 2,740
17 2,590 2,660 3,080 4,090 13,000 27,400 12,200 4,590 3,940 4,130 3,530 2,710
18 2,590 2,700 3,150 4,130 13,900 27,300 11,600 4,490 3,960 4,130 3,520 2,690
19 2,550 2,730 3,200 4,270 14,700 26,600 11,100 4,390 4,050 4,080 3,510 2,690
20 2,560 2,760 3,160 4,420 15,200 26,300 10,700 4,350 4,050 4,060 3,500 2,650
21 2,570 2,730 3,160 4,590 16,100 26,000 10,300 4,400 4,090 4,030 3,460 2,660
22 2,570 2,730 3,160 4,770 17,000 25,900 9,940 4,360 4,100 4,020 3,400 2,710
23 2,570 2,730 3,190 5,030 17,600 25,700 9,490 4,340 4,070 4,000 3,350 2,700
24 2,560 2,680 3,190 5,340 18,000 25,500 9,110 4,270 4,040 3,980 3,310 2,660
25 2,510 2,690 3,250 5,510 18,700 25,200 8,820 4,200 4,010 3,950 3,360 2,640
26 2,490 2,770 3,240 5,730 19,300 24,700 8,550 4,130 3,980 3,930 3,370 2,630
27 2,470 2,750 3,170 5,780 19,800 24,300 8,330 4,070 3,970 3,920 3,320 2,620
28 2,470 2,760 3,120 5,790 20,400 23,700 8,030 4,050 3,960 3,910 3,260 2,590
29 2,440 2,930 3,190 5,850 21,300 22,700 7,750 3,980 3,960 3,900 3,220 2,560
30 2,450   3,220 6,020 22,300 21,800 7,540 3,940 3,940 3,890 3,210 2,540
31 2,450   3,170   22,400   7,340 3,930   3,910   2,480