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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 05455700 Iowa River near Lone Tree, IA


Louisa County, Iowa
Hydrologic Unit Code 07080209
Latitude  41°25'25.6", Longitude  91°28'42.7" NAD83
Drainage area 4,293  square miles
Gage datum 587.93 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 1958-10-01 -> 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 2,010 1,730 3,770 5,480 5,430 5,500 5,580 3,270 2,300 1,750 2,100 2,130
2 2,000 1,820 3,840 5,330 5,070 5,320 5,660 3,100 2,350 1,680 2,250 2,220
3 1,870 1,840 3,950 4,960 4,800 5,190 5,630 3,020 2,310 1,720 2,340 2,100
4 1,790 1,800 4,090 4,780 4,980 5,050 5,380 2,870 2,260 1,770 2,190 2,000
5 1,720 1,830 4,500 4,810 4,920 5,170 5,320 2,900 2,260 1,830 2,250 2,010
6 1,670 1,840 4,290 4,840 4,770 5,090 5,460 3,030 2,230 1,850 2,160 2,050
7 1,620 1,860 3,980 4,890 4,870 5,000 5,730 3,000 2,260 1,890 2,030 2,000
8 1,620 1,930 4,080 4,840 5,010 5,160 5,570 2,930 2,180 1,960 1,930 1,960
9 1,640 1,970 4,310 4,950 4,960 5,360 5,370 3,020 2,200 1,910 1,830 1,890
10 1,560 2,100 4,760 5,120 5,010 5,540 5,280 3,060 2,340 1,960 1,840 1,860
11 1,530 2,250 4,890 5,250 5,000 5,480 5,240 2,930 2,320 1,990 1,890 1,870
12 1,560 2,130 5,000 5,030 5,080 5,400 5,000 2,880 2,130 1,940 1,920 1,850
13 1,590 2,070 5,270 4,970 5,060 5,630 4,750 2,830 2,150 1,840 1,920 1,940
14 1,560 2,120 5,520 5,040 5,170 5,890 4,690 2,700 2,180 1,830 1,920 2,060
15 1,500 2,160 5,540 4,990 5,060 6,190 4,740 2,680 2,170 1,880 1,890 2,220
16 1,420 2,190 5,370 5,010 4,860 6,270 4,650 2,680 2,120 1,890 1,990 2,470
17 1,430 2,210 5,170 5,080 5,090 5,940 4,510 2,710 2,040 1,880 2,010 2,380
18 1,410 2,270 5,220 5,400 5,440 5,840 4,500 2,500 2,120 2,050 2,030 2,180
19 1,390 2,460 5,350 5,570 5,460 5,790 4,530 2,390 2,130 2,020 1,980 2,000
20 1,440 2,810 5,590 5,350 5,230 5,790 4,500 2,450 2,060 1,910 1,950 1,920
21 1,500 3,210 5,530 5,320 4,900 5,830 4,420 2,590 2,080 1,830 2,080 1,890
22 1,510 3,230 5,190 5,330 4,720 5,770 4,340 2,440 2,220 1,740 2,130 1,860
23 1,670 3,420 5,130 5,120 4,730 5,730 4,120 2,400 2,060 1,830 2,040 1,820
24 1,780 3,470 5,080 5,050 4,750 5,650 4,130 2,390 2,070 1,920 1,980 1,780
25 1,770 3,390 4,810 5,100 4,730 5,600 3,970 2,270 1,950 1,980 1,950 1,890
26 1,780 3,330 4,790 5,210 4,750 5,370 3,870 2,300 1,850 2,000 2,010 1,920
27 1,760 3,540 4,840 5,250 4,970 5,260 3,780 2,340 1,800 2,020 2,110 1,880
28 1,660 3,760 4,940 5,270 5,070 5,230 3,710 2,430 1,850 1,990 2,120 1,950
29 1,610 3,360 5,020 5,230 5,350 5,230 3,580 2,490 1,740 1,960 2,130 1,990
30 1,610   5,100 5,320 5,680 5,370 3,490 2,420 1,760 2,030 2,080 2,070
31 1,640   5,330   5,780   3,410 2,350   2,040   2,110