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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 6,260 22,400 21,400 7,140 3,920 3,940 3,930 3,180
2 2,410 2,570 2,780 3,260 6,440 22,600 21,000 6,920 3,950 3,970 3,920 3,170
3 2,390 2,600 2,730 3,260 6,620 23,000 20,500 6,800 3,910 3,990 3,860 3,170
4 2,420 2,590 2,720 3,260 6,880 23,600 20,200 6,540 3,890 4,010 3,830 3,160
5 2,440 2,630 2,700 3,250 7,310 24,400 19,700 6,310 3,840 4,040 3,840 3,090
6 2,440 2,600 2,730 3,290 7,740 25,600 19,000 6,110 3,800 4,040 3,820 2,990
7 2,490 2,550 2,850 3,340 8,350 27,000 18,300 5,900 3,800 4,020 3,800 2,940
8 2,490 2,530 2,950 3,410 9,000 27,400 17,700 5,680 3,860 4,020 3,780 2,900
9 2,520 2,550 3,070 3,490 9,300 27,400 16,900 5,500 3,800 4,030 3,780 2,870
10 2,520 2,560 3,160 3,570 9,670 27,000 16,300 5,360 3,780 4,020 3,790 2,840
11 2,510 2,570 3,130 3,640 10,100 26,700 15,800 5,230 3,840 4,020 3,730 2,850
12 2,510 2,560 3,090 3,680 10,500 26,200 15,300 5,120 3,900 4,020 3,670 2,900
13 2,490 2,590 3,050 3,720 10,800 25,900 14,600 5,000 3,930 4,020 3,630 2,910
14 2,530 2,610 3,070 3,800 11,200 26,300 14,000 4,910 3,940 4,030 3,590 2,860
15 2,590 2,600 3,010 3,910 11,700 26,700 13,400 4,850 3,930 4,070 3,580 2,820
16 2,620 2,600 3,000 4,040 12,300 26,900 12,800 4,730 3,960 4,120 3,540 2,740
17 2,590 2,660 3,080 4,110 13,200 27,500 12,300 4,600 3,950 4,130 3,530 2,710
18 2,590 2,700 3,150 4,150 14,100 27,400 11,700 4,490 3,970 4,130 3,520 2,690
19 2,550 2,730 3,200 4,290 14,800 26,700 11,200 4,390 4,050 4,080 3,510 2,690
20 2,560 2,760 3,160 4,440 15,300 26,400 10,800 4,350 4,060 4,060 3,500 2,650
21 2,570 2,730 3,160 4,620 16,100 26,100 10,400 4,400 4,120 4,030 3,460 2,660
22 2,570 2,730 3,160 4,840 17,100 25,900 9,980 4,360 4,140 4,020 3,400 2,710
23 2,570 2,730 3,190 5,100 17,500 25,700 9,530 4,340 4,100 4,000 3,350 2,700
24 2,560 2,680 3,190 5,400 17,900 25,500 9,150 4,270 4,070 3,980 3,310 2,660
25 2,510 2,690 3,250 5,560 18,600 25,100 8,850 4,200 4,030 3,950 3,360 2,640
26 2,490 2,770 3,240 5,790 19,300 24,600 8,580 4,130 4,000 3,930 3,370 2,630
27 2,470 2,750 3,170 5,840 19,700 24,300 8,350 4,070 3,990 3,920 3,320 2,620
28 2,470 2,760 3,120 5,850 20,400 23,700 8,060 4,050 3,990 3,910 3,260 2,590
29 2,440 2,930 3,190 5,910 21,300 22,700 7,770 3,980 3,990 3,900 3,220 2,560
30 2,450   3,220 6,060 22,300 21,900 7,560 3,940 3,940 3,890 3,210 2,540
31 2,450   3,170   22,400   7,350 3,930   3,910   2,480