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USGS Daily Statistics for Iowa

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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 05465700 Iowa River at Oakville, IA


Louisa County, Iowa
Hydrologic Unit Code 07080209
Latitude  41°06'11.5", Longitude  91°03'48.7" NAD83
Drainage area 12,630  square miles
Gage datum 535.64 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 2008-10-01 -> 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 10,300 7,450 11,400 18,800 21,000 26,600 30,200 11,100 10,400 16,000 12,400 8,930
2 10,100 7,550 11,100 18,100 21,200 26,900 30,600 9,990 9,940 15,100 12,200 9,830
3 10,200 7,640 10,500 17,600 20,900 26,900 30,900 9,720 10,200 14,100 11,700 10,200
4 9,620 7,790 10,300 17,200 21,700 26,500 29,800 9,620 9,920 13,800 11,300 9,580
5 9,050 7,760 10,300 17,200 21,700 25,700 28,100 9,450 9,990 13,800 11,100 9,170
6 8,480 8,110 10,300 17,100 21,000 24,100 26,500 9,330 9,990 14,000 11,000 9,050
7 8,230 8,370 10,100 16,500 20,600 22,100 26,000 8,870 10,600 14,400 10,800 8,820
8 8,460 8,560 10,100 15,900 20,000 21,000 24,600 8,330 11,700 15,400 10,300 8,520
9 8,850 8,540 10,800 15,600 19,500 20,400 22,300 8,120 12,100 15,700 9,680 8,250
10 8,680 7,930 13,500 15,500 19,300 20,700 20,600 8,390 12,500 15,700 9,250 7,920
11 8,380 7,530 18,100 15,700 19,900 21,400 20,500 8,860 12,900 15,400 9,040 7,570
12 8,120 7,400 20,600 15,500 19,900 20,800 19,100 9,620 12,900 15,400 8,960 7,200
13 7,640 6,780 22,000 14,800 20,000 21,500 18,200 11,000 12,400 15,400 8,900 6,970
14 7,180 6,310 22,700 14,400 20,100 22,600 17,700 11,100 12,300 15,300 8,590 7,400
15 7,070 6,020 23,400 15,200 20,200 23,600 16,700 10,300 11,500 15,300 8,360 8,190
16 7,020 5,950 24,100 16,200 20,400 24,400 15,500 9,560 10,600 14,800 8,020 8,690
17 7,020 6,060 24,000 16,800 19,900 24,700 14,900 8,890 9,550 14,100 7,930 8,950
18 7,110 6,930 23,200 18,300 19,500 24,500 14,100 8,210 8,900 13,400 8,080 8,920
19 7,130 8,220 23,400 20,800 19,800 24,200 13,300 7,810 9,220 12,600 8,260 8,460
20 6,990 9,070 23,900 22,700 19,600 23,500 12,900 7,690 9,520 11,600 8,250 8,380
21 7,180 11,200 24,200 21,300 19,000 24,500 12,600 7,750 9,560 10,800 8,030 8,540
22 7,480 12,100 23,800 19,100 18,600 26,400 13,200 7,870 9,850 10,300 7,800 8,670
23 7,540 11,400 22,700 17,500 18,300 27,500 14,000 7,290 9,920 10,500 7,740 8,750
24 8,040 12,000 21,900 16,500 18,300 27,500 13,800 7,030 10,400 11,000 7,560 8,860
25 8,410 13,500 21,400 16,900 18,600 28,100 13,900 7,340 11,200 11,500 7,820 8,980
26 8,660 14,100 21,000 17,000 19,300 28,500 13,800 7,270 11,900 11,700 8,340 9,720
27 8,880 13,400 20,600 17,500 21,400 29,500 13,700 7,610 12,600 11,500 9,310 9,970
28 8,750 12,400 20,100 17,900 22,700 30,300 13,200 8,690 13,600 11,400 9,820 10,200
29 8,200 13,200 19,700 19,000 24,100 29,900 12,600 9,910 15,400 11,200 9,700 10,400
30 7,880   19,600 20,200 25,900 29,700 12,300 10,700 16,400 11,700 9,260 10,400
31 7,650   19,300   26,700   11,700 11,000   12,100   10,400