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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 06329500 Yellowstone River near Sidney MT


Richland County, Montana
Hydrologic Unit Code 10100004
Latitude  47°40'38.69", Longitude 104°09'19.48" NAD83
Drainage area 69,099  square miles
Contributing drainage area 68,407  square miles
Gage datum 1,881.30 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 94 - 96 years of record in, ft3/s   (Calculation Period 1910-10-01 -> 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 5,470 5,690 8,100 12,400 11,400 32,400 36,600 11,900 6,300 8,380 7,790 6,710
2 5,450 5,720 8,010 12,100 11,500 33,500 35,000 11,600 6,330 8,790 7,790 6,690
3 5,450 5,760 7,920 12,800 11,500 33,700 33,900 11,300 6,420 9,070 7,780 6,600
4 5,470 5,750 7,830 11,900 11,700 33,900 33,200 11,000 6,380 8,570 7,770 6,520
5 5,530 5,800 7,910 11,700 11,900 34,300 32,300 10,800 6,380 8,380 7,760 6,400
6 5,510 5,870 8,160 11,700 12,000 34,800 31,500 10,500 6,420 8,370 7,700 6,300
7 5,540 5,910 8,350 11,400 12,500 35,600 30,100 10,100 6,510 8,440 7,640 6,300
8 5,560 6,000 8,680 11,000 13,000 35,800 29,200 9,790 6,800 8,510 7,620 6,180
9 5,510 6,150 8,980 10,600 13,300 36,900 28,200 9,580 6,750 8,380 7,570 6,040
10 5,460 6,300 9,350 10,400 14,000 38,300 27,400 9,130 6,840 8,300 7,550 5,820
11 5,490 6,330 10,100 10,000 14,800 39,100 26,500 8,780 6,760 8,240 7,520 5,650
12 5,620 6,370 10,200 9,670 16,000 39,900 25,300 8,370 6,680 8,280 7,460 5,510
13 5,670 6,420 10,300 9,490 16,400 40,900 24,400 8,120 6,730 8,190 7,410 5,550
14 5,650 6,590 10,500 9,510 16,700 40,900 23,300 7,940 6,750 8,130 7,340 5,650
15 5,630 6,710 10,600 9,460 16,800 40,500 22,700 7,920 6,860 8,140 7,220 5,730
16 5,640 6,770 10,800 9,370 16,500 40,900 22,300 7,990 6,910 8,090 7,180 5,620
17 5,730 6,920 10,900 9,310 16,700 41,000 21,300 8,030 6,910 8,040 7,150 5,640
18 5,720 6,990 11,000 9,350 17,400 41,300 20,300 7,990 6,890 8,000 7,110 5,630
19 5,810 7,010 11,600 9,330 18,200 42,900 19,200 7,750 6,940 8,010 7,050 5,670
20 5,820 7,140 12,400 9,390 19,300 43,800 18,200 7,520 7,020 8,050 7,040 5,630
21 5,860 7,450 13,500 9,500 20,800 43,600 17,300 7,230 7,140 8,000 7,030 5,640
22 5,830 7,720 14,200 9,450 22,400 42,500 16,500 6,990 7,220 8,040 7,020 5,680
23 5,830 7,340 14,400 9,520 23,800 41,200 15,900 6,810 7,290 8,010 6,960 5,620
24 5,790 7,170 14,100 9,610 25,200 40,500 15,000 6,990 7,360 8,020 6,900 5,630
25 5,750 7,230 13,200 9,820 25,900 40,000 14,400 6,940 7,440 8,010 6,900 5,620
26 5,750 7,360 12,100 10,000 26,400 39,400 14,000 6,900 7,600 8,040 6,940 5,690
27 5,800 7,480 11,400 10,400 26,900 39,400 13,700 6,730 7,800 7,940 6,930 5,640
28 5,720 7,590 12,000 10,600 27,800 39,300 13,300 6,500 7,810 7,910 6,830 5,630
29 5,670 8,440 12,500 10,900 28,900 38,500 13,000 6,380 7,810 7,930 6,830 5,620
30 5,670   11,800 11,100 30,100 37,800 12,700 6,490 8,070 7,870 6,790 5,630
31 5,720   12,400   31,200   12,400 6,360   7,810   5,580