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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 05465500 Iowa River at Wapello, IA


Louisa County, Iowa
Hydrologic Unit Code 07080209
Latitude  41°10'41", Longitude  91°10'55" NAD27
Drainage area 12,500  square miles
Gage datum 538.17 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 -> 2020-09-30)

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 5,780 4,740 10,100 16,700 16,100 17,000 16,500 9,440 7,990 7,540 6,650 6,200
2 5,730 4,710 9,920 17,200 15,900 16,700 16,800 9,030 7,540 7,240 6,920 6,270
3 5,760 4,770 9,980 17,500 15,300 16,700 16,400 8,970 7,290 6,950 7,240 6,340
4 5,520 4,870 10,300 17,400 15,300 16,300 16,000 8,820 7,110 6,930 7,210 6,120
5 5,340 4,850 10,900 17,500 15,200 16,000 15,600 8,560 6,980 6,940 7,080 6,030
6 5,170 4,950 11,300 17,400 15,000 15,900 15,400 8,550 6,850 7,140 7,120 5,980
7 5,080 5,040 10,800 17,000 14,700 15,400 16,000 8,470 6,880 7,280 6,920 5,900
8 4,970 5,200 10,700 16,700 14,900 15,300 15,700 8,450 6,910 7,340 6,640 5,800
9 4,940 5,460 11,000 16,400 15,100 15,300 14,900 8,470 6,780 7,280 6,390 5,660
10 4,880 5,530 12,100 16,200 15,500 14,900 14,400 8,380 7,090 7,170 6,200 5,500
11 4,810 5,590 12,800 16,300 16,000 15,000 14,300 8,240 6,990 7,170 6,200 5,460
12 4,790 5,590 13,400 16,200 16,300 15,300 14,100 8,170 6,750 7,090 6,150 5,400
13 4,830 5,470 14,000 15,700 16,100 16,400 13,900 8,110 6,560 6,960 6,150 5,280
14 4,850 5,380 14,600 15,800 16,000 17,300 13,900 7,930 6,710 6,890 6,160 5,430
15 4,960 5,540 15,200 15,800 15,900 17,800 13,800 7,760 6,620 7,010 6,110 5,730
16 4,990 5,810 15,400 15,500 15,400 18,300 13,300 7,590 6,500 6,970 6,150 6,190
17 4,930 5,950 15,400 15,500 15,300 18,400 12,700 7,730 6,120 6,880 6,250 6,290
18 4,840 6,180 15,600 16,000 15,400 18,500 12,500 7,730 6,170 6,990 6,350 6,120
19 4,620 6,460 16,300 16,800 16,000 18,100 12,500 7,310 6,300 7,110 6,460 5,800
20 4,650 6,880 17,200 17,100 15,500 17,300 12,700 7,070 6,330 6,970 6,290 5,590
21 4,740 7,650 17,600 16,900 14,900 16,900 12,500 7,210 6,430 6,580 6,260 5,420
22 4,800 8,850 17,600 17,300 14,400 16,800 12,200 7,170 6,680 6,270 6,350 5,270
23 4,960 9,610 17,200 17,100 14,300 16,900 11,800 7,210 6,780 6,150 6,450 5,230
24 5,050 10,000 16,900 16,500 14,600 16,800 11,600 7,330 6,860 6,270 6,320 5,190
25 5,060 10,400 16,500 16,100 14,800 17,000 11,500 7,330 6,860 6,390 6,190 5,330
26 4,950 10,200 15,900 15,800 15,000 17,000 11,100 7,250 6,890 6,560 6,160 5,490
27 4,980 9,870 15,800 15,700 15,600 16,900 10,900 7,400 7,420 6,590 6,290 5,550
28 4,980 9,950 15,600 15,700 16,300 16,700 10,900 7,690 7,660 6,530 6,370 5,590
29 4,850 9,480 15,500 15,600 16,700 16,400 10,700 8,100 7,970 6,440 6,340 5,670
30 4,760   15,800 15,700 17,100 16,300 10,500 8,240 7,880 6,430 6,230 5,800
31 4,700   16,300   17,300   9,940 8,270   6,480   5,860