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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 -> 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 2,040 1,770 3,790 5,540 5,590 5,370 5,630 3,460 2,450 1,810 2,140 2,190
2 2,030 1,870 3,860 5,400 5,210 5,290 5,690 3,270 2,510 1,740 2,320 2,280
3 1,890 1,880 3,960 5,030 4,940 5,160 5,670 3,190 2,470 1,750 2,420 2,150
4 1,800 1,820 4,090 4,840 5,080 5,010 5,410 3,030 2,400 1,770 2,270 2,040
5 1,740 1,860 4,510 4,880 5,020 5,150 5,360 3,080 2,410 1,840 2,330 2,040
6 1,690 1,870 4,280 4,910 4,870 5,060 5,520 3,220 2,380 1,850 2,240 2,100
7 1,640 1,900 3,940 4,970 4,980 4,960 5,820 3,190 2,410 1,900 2,100 2,040
8 1,650 1,980 4,020 4,930 5,130 5,160 5,660 3,110 2,320 1,980 1,990 1,990
9 1,660 2,020 4,230 5,050 5,070 5,350 5,450 3,210 2,340 1,940 1,890 1,920
10 1,580 2,160 4,710 5,230 5,090 5,430 5,370 3,240 2,490 2,010 1,910 1,900
11 1,530 2,310 4,860 5,330 5,080 5,450 5,360 3,100 2,460 2,020 1,950 1,910
12 1,570 2,170 5,020 5,110 5,190 5,420 5,090 3,050 2,240 1,960 1,970 1,870
13 1,620 2,110 5,340 5,070 5,170 5,690 4,840 3,000 2,250 1,850 1,970 1,930
14 1,590 2,160 5,620 5,170 5,300 5,970 4,800 2,870 2,290 1,830 1,970 2,060
15 1,520 2,210 5,660 5,110 5,180 6,300 4,860 2,850 2,280 1,900 1,950 2,220
16 1,440 2,250 5,460 5,130 4,980 6,380 4,740 2,850 2,210 1,910 2,060 2,490
17 1,460 2,270 5,260 5,210 5,210 6,020 4,630 2,880 2,150 1,890 2,090 2,410
18 1,440 2,330 5,330 5,570 5,580 5,940 4,650 2,660 2,250 2,080 2,110 2,200
19 1,410 2,520 5,460 5,770 5,590 5,880 4,710 2,540 2,260 2,050 2,050 2,030
20 1,460 2,880 5,600 5,530 5,350 5,850 4,680 2,590 2,190 1,940 2,020 1,960
21 1,520 3,300 5,510 5,480 5,010 5,900 4,610 2,710 2,220 1,850 2,150 1,930
22 1,530 3,310 5,210 5,480 4,810 5,830 4,540 2,560 2,360 1,760 2,210 1,890
23 1,700 3,510 5,150 5,210 4,820 5,720 4,310 2,520 2,180 1,860 2,110 1,850
24 1,820 3,550 5,040 5,120 4,840 5,650 4,330 2,520 2,180 1,940 2,040 1,810
25 1,800 3,470 4,770 5,180 4,820 5,620 4,180 2,400 2,060 1,970 2,010 1,930
26 1,810 3,420 4,750 5,300 4,850 5,370 4,080 2,430 1,940 1,980 2,050 1,970
27 1,800 3,570 4,790 5,350 5,080 5,250 3,980 2,470 1,890 2,030 2,160 1,920
28 1,700 3,720 4,850 5,380 5,190 5,220 3,920 2,580 1,940 2,010 2,160 1,990
29 1,640 3,280 4,910 5,360 5,450 5,230 3,790 2,640 1,800 1,980 2,180 2,010
30 1,640   5,070 5,460 5,430 5,390 3,690 2,580 1,810 2,050 2,130 2,080
31 1,670   5,370   5,560   3,610 2,500   2,070   2,130