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USGS 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°42'02", Longitude 116°11'48" NAD83
Gage datum 1,700 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 7 - 8 years of record in, ft3/s   (Calculation Period 2009-10-01 -> 2018-09-30)

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 9,150 6,050 8,490 19,600 26,700 31,900 25,300 13,700 9,940 7,540 7,090 21,300
2 9,560 5,830 8,590 19,600 27,500 33,700 24,800 13,500 9,300 6,730 7,550 23,700
3 10,100 6,650 8,710 20,100 27,600 35,400 24,900 13,400 8,960 6,120 7,400 24,100
4 10,200 7,720 8,840 20,000 28,100 34,900 25,300 13,300 8,480 5,780 7,750 24,300
5 9,830 8,050 9,530 20,200 29,700 34,900 25,000 13,300 8,020 5,630 8,160 24,200
6 9,210 8,270 10,300 21,300 30,500 32,400 24,700 13,300 7,890 5,590 8,850 24,600
7 8,340 9,270 10,900 21,500 31,100 31,500 24,300 13,000 7,890 5,570 9,710 24,600
8 7,950 10,600 11,500 22,100 30,900 32,700 22,800 12,900 7,870 5,600 10,800 25,300
9 7,550 10,600 12,300 22,800 31,000 32,200 21,500 12,800 7,840 5,540 12,300 26,600
10 7,460 10,300 12,500 23,000 30,600 31,100 21,100 12,800 7,750 5,520 13,500 25,900
11 7,590 10,100 11,700 23,200 30,700 30,100 20,800 12,800 7,720 5,430 15,000 23,900
12 8,230 9,470 11,700 23,900 32,000 29,700 20,600 12,800 7,700 5,280 16,500 23,500
13 8,620 9,360 12,300 24,500 32,400 28,800 20,300 12,600 7,700 5,170 16,800 23,700
14 8,330 9,900 12,900 23,500 32,400 27,800 20,200 12,500 7,670 5,340 17,500 24,500
15 7,740 10,400 15,000 23,500 33,500 27,700 19,900 12,300 7,650 5,590 18,300 24,300
16 7,390 10,600 18,600 23,700 36,200 27,000 19,700 12,200 7,660 5,560 18,600 23,100
17 8,970 10,100 18,800 23,600 36,900 26,400 19,500 12,200 7,680 5,570 18,500 22,200
18 10,400 9,530 17,800 23,100 35,000 25,700 19,000 12,200 7,750 5,570 20,400 22,000
19 9,740 9,780 18,900 22,300 33,200 25,100 18,000 12,000 7,850 5,490 21,500 22,900
20 9,150 10,300 17,300 22,000 32,500 25,900 17,000 11,800 7,880 5,460 22,000 22,500
21 8,630 10,100 16,100 23,000 32,800 26,800 16,600 11,800 8,150 5,650 21,900 21,800
22 8,740 10,100 17,300 23,600 35,000 26,900 15,900 11,800 8,120 5,630 20,400 21,900
23 8,850 9,530 18,100 24,300 37,200 26,200 15,400 11,700 8,030 5,620 19,900 22,200
24 9,500 8,800 18,600 25,800 36,600 25,800 15,000 11,600 7,990 5,560 20,400 21,700
25 9,460 8,610 19,000 26,700 35,800 25,700 14,500 11,300 7,980 5,490 20,200 19,300
26 9,450 8,440 19,000 26,900 34,700 26,000 14,200 11,000 7,980 5,490 20,000 18,900
27 8,850 8,640 19,000 26,900 33,400 26,200 13,900 10,900 7,880 5,710 18,700 19,700
28 8,160 8,590 18,900 26,800 33,000 26,400 14,200 10,800 7,770 5,980 18,100 19,400
29 8,170 6,330 18,700 26,200 33,400 26,400 14,100 10,800 7,840 5,890 19,200 16,800
30 8,020   18,300 26,000 32,300 25,900 14,100 10,700 7,850 5,930 19,100 13,100
31 7,050   18,800   31,600   14,000 10,400   6,430   10,300