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USGS Surface-Water Daily Statistics for Idaho

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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 12308000 KOOTENAI RIVER BEL MOYIE RIVER NR BONNERS FERRY ID


Boundary County, Idaho
Hydrologic Unit Code 17010104
Latitude  48°41'57.48", Longitude 116°11'46.46" NAD83
Gage datum 1,781 feet above NAVD88
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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 2009-10-01 -> 2024-09-30)

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 9,810 6,900 7,440 15,000 23,500 31,200 20,700 12,000 9,390 7,240 7,470 19,600
2 9,770 6,720 7,740 14,900 24,900 31,600 20,400 11,900 8,920 6,510 7,840 21,800
3 9,910 7,170 7,920 15,200 25,200 32,200 20,400 11,800 8,630 5,950 7,650 22,700
4 9,700 7,780 8,020 15,200 25,600 32,100 20,600 11,700 8,330 5,610 7,460 23,200
5 9,480 7,960 8,750 15,400 26,800 31,800 20,400 11,700 8,120 5,440 7,590 23,100
6 9,080 8,240 9,250 16,000 27,900 30,300 20,100 11,700 8,040 5,360 8,110 23,200
7 8,540 9,460 9,550 16,100 28,600 29,500 19,900 11,500 8,040 5,280 8,780 22,900
8 8,310 10,700 9,880 16,600 28,100 29,600 19,000 11,400 8,010 5,230 9,930 23,400
9 8,060 10,600 10,300 17,100 27,700 28,900 18,200 11,400 8,020 5,200 11,800 24,200
10 7,970 10,400 10,400 17,400 27,200 28,300 18,000 11,400 7,960 5,180 13,500 24,300
11 8,050 10,300 9,920 17,800 27,100 27,900 17,600 11,400 7,930 5,170 14,300 23,000
12 8,480 9,910 9,840 18,300 28,100 27,600 17,200 11,400 7,910 5,070 15,100 22,500
13 8,820 9,790 10,000 18,400 28,600 27,100 17,000 11,200 7,930 5,020 15,700 22,700
14 8,690 10,400 10,300 17,700 29,700 26,500 16,900 11,200 7,840 5,120 16,300 22,900
15 8,280 11,200 11,500 17,600 31,100 26,100 16,700 11,000 7,760 5,270 17,600 22,100
16 8,380 11,100 13,800 17,700 33,800 25,200 16,500 11,000 7,760 5,250 17,300 21,300
17 9,880 10,700 13,900 17,600 35,600 24,500 16,200 11,000 7,770 5,270 16,900 21,600
18 11,000 10,300 13,300 17,400 34,600 23,900 15,700 10,900 7,810 5,280 18,300 21,900
19 10,600 10,100 14,000 17,000 33,300 23,300 15,000 10,700 7,890 5,220 19,200 22,300
20 10,100 10,100 13,100 17,100 32,500 23,500 14,300 10,600 7,900 5,210 19,300 22,000
21 9,300 10,300 12,300 17,800 32,700 23,600 13,900 10,600 8,030 5,330 18,700 21,700
22 9,150 10,600 13,100 18,300 34,000 23,100 13,600 10,600 8,010 5,310 17,400 21,600
23 9,500 10,300 13,500 19,100 35,000 22,500 13,200 10,500 7,900 5,310 17,100 21,600
24 10,400 9,910 13,900 20,300 34,800 22,000 12,900 10,400 7,830 5,270 17,700 21,400
25 10,700 9,870 14,300 21,000 34,300 21,700 12,700 10,200 7,810 5,210 17,600 18,900
26 11,100 9,400 14,300 21,300 33,600 21,600 12,400 10,100 7,810 5,230 17,800 17,900
27 10,400 8,480 14,400 21,600 33,000 21,600 12,300 9,980 7,750 5,380 17,900 18,700
28 9,290 7,870 14,400 21,800 32,800 21,600 12,400 9,940 7,710 6,100 17,700 18,400
29 8,810 6,760 14,400 21,700 32,600 21,500 12,400 9,930 7,700 6,810 18,000 16,400
30 8,440   14,300 22,200 32,000 21,100 12,300 9,870 7,630 6,940 17,500 13,100
31 7,710   14,600   31,500   12,200 9,750   7,030   10,900