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USGS Daily Statistics for Iowa

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Boating safety tips are available from the U.S. Coast Guard.

NOTE: Station Numbers for Iowa precipitation gages have changed (see list).


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 588.16 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 1958-10-01 -> 2021-09-30)

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 2,060 1,760 3,770 5,570 5,560 5,650 5,760 3,410 2,390 1,820 2,170 2,200
2 2,050 1,860 3,830 5,410 5,180 5,480 5,850 3,220 2,450 1,750 2,330 2,300
3 1,910 1,880 3,950 5,030 4,910 5,320 5,820 3,140 2,410 1,790 2,420 2,170
4 1,820 1,840 4,100 4,840 5,050 5,180 5,560 2,990 2,350 1,840 2,260 2,070
5 1,760 1,870 4,530 4,870 4,980 5,320 5,500 3,020 2,350 1,910 2,330 2,070
6 1,710 1,870 4,310 4,900 4,830 5,230 5,650 3,150 2,320 1,930 2,240 2,120
7 1,660 1,900 3,990 4,960 4,940 5,120 5,930 3,110 2,350 1,970 2,100 2,060
8 1,660 1,970 4,110 4,910 5,080 5,300 5,770 3,040 2,270 2,040 2,000 2,010
9 1,670 2,010 4,330 5,020 5,020 5,500 5,550 3,150 2,290 1,990 1,890 1,940
10 1,590 2,140 4,810 5,210 5,040 5,690 5,460 3,190 2,430 2,050 1,910 1,920
11 1,560 2,280 4,940 5,360 5,030 5,640 5,410 3,050 2,410 2,080 1,960 1,920
12 1,590 2,150 5,070 5,120 5,140 5,550 5,150 3,000 2,220 2,020 1,980 1,900
13 1,620 2,090 5,350 5,060 5,130 5,800 4,900 2,950 2,240 1,910 1,980 1,970
14 1,590 2,140 5,620 5,150 5,250 6,070 4,840 2,810 2,270 1,890 1,970 2,090
15 1,520 2,190 5,640 5,100 5,140 6,400 4,870 2,790 2,260 1,950 1,940 2,240
16 1,440 2,220 5,470 5,130 4,940 6,480 4,750 2,790 2,210 1,970 2,050 2,510
17 1,460 2,250 5,260 5,210 5,170 6,140 4,640 2,820 2,120 1,950 2,080 2,420
18 1,430 2,310 5,320 5,560 5,540 6,040 4,640 2,610 2,210 2,130 2,100 2,210
19 1,410 2,500 5,450 5,750 5,560 5,980 4,690 2,490 2,210 2,100 2,050 2,030
20 1,460 2,850 5,670 5,510 5,330 5,960 4,660 2,550 2,150 1,990 2,020 1,950
21 1,520 3,250 5,620 5,460 5,000 6,000 4,580 2,700 2,170 1,910 2,140 1,920
22 1,530 3,260 5,270 5,460 4,810 5,950 4,500 2,550 2,310 1,820 2,210 1,890
23 1,690 3,450 5,190 5,190 4,830 5,910 4,280 2,500 2,150 1,910 2,110 1,850
24 1,810 3,520 5,100 5,100 4,850 5,830 4,290 2,480 2,150 1,990 2,050 1,820
25 1,800 3,450 4,850 5,160 4,830 5,750 4,120 2,360 2,040 2,020 2,020 1,930
26 1,810 3,400 4,830 5,280 4,860 5,500 4,020 2,380 1,930 2,040 2,080 1,960
27 1,800 3,560 4,890 5,320 5,080 5,380 3,930 2,430 1,880 2,080 2,180 1,920
28 1,690 3,720 5,000 5,360 5,200 5,350 3,860 2,530 1,930 2,050 2,190 1,990
29 1,640 3,360 5,090 5,330 5,490 5,380 3,730 2,580 1,810 2,020 2,210 2,030
30 1,640   5,180 5,430 5,830 5,530 3,630 2,520 1,830 2,080 2,150 2,110
31 1,670   5,420   5,940   3,550 2,440   2,100   2,150