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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 05489500 Des Moines River at Ottumwa, IA


Wapello County, Iowa
Hydrologic Unit Code 07100009
Latitude  41°00'39", Longitude  92°24'40" NAD27
Drainage area 13,374  square miles
Gage datum 622.00 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 1969-10-01 -> 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 4,680 3,270 7,430 12,300 14,200 15,400 17,300 11,300 6,580 5,110 5,300 5,460
2 4,610 3,530 7,470 12,300 13,100 15,900 16,700 10,900 6,460 4,950 5,600 5,530
3 4,420 3,590 7,730 12,400 13,100 15,800 16,600 10,700 6,190 5,040 5,570 5,320
4 4,270 3,910 8,230 12,300 13,000 15,700 17,200 10,900 5,900 5,020 5,670 5,030
5 4,070 4,010 8,400 12,300 13,200 15,400 17,800 10,700 5,780 5,190 5,500 5,120
6 3,940 3,900 8,410 12,200 13,100 15,300 18,000 10,000 5,610 4,720 5,490 5,030
7 3,890 3,850 8,580 12,100 13,600 15,100 17,400 10,000 5,300 4,730 5,500 4,920
8 3,930 3,600 8,990 12,500 14,100 15,400 16,900 9,880 4,760 4,960 5,480 4,670
9 3,870 3,440 9,480 12,800 13,600 15,700 17,100 10,300 4,610 5,160 5,260 4,660
10 3,670 3,290 9,930 12,900 13,600 15,900 16,800 10,400 4,790 5,290 5,310 4,680
11 3,480 3,190 10,200 12,900 14,000 15,600 16,600 10,200 4,760 5,070 5,050 4,830
12 3,320 3,330 9,970 12,800 14,000 15,900 16,800 9,730 4,500 5,120 5,020 4,750
13 3,210 3,520 10,500 13,200 14,300 16,600 16,800 9,420 4,950 5,320 5,050 4,950
14 3,060 3,580 10,800 13,400 13,900 17,100 16,600 9,080 5,310 5,550 4,950 5,250
15 2,980 3,720 11,000 13,300 14,400 18,000 16,500 8,760 5,430 5,330 5,080 5,100
16 2,900 3,890 11,100 13,700 14,700 17,400 16,400 8,430 5,320 5,020 5,070 4,730
17 2,930 4,060 11,300 13,900 15,200 17,100 16,100 8,300 5,520 5,210 5,100 4,650
18 3,030 4,420 11,600 14,300 15,300 17,300 15,500 8,110 5,500 5,480 5,120 4,780
19 3,050 5,120 12,000 14,400 15,200 17,200 15,400 7,760 5,630 5,140 5,000 4,650
20 3,000 5,820 12,100 14,200 14,900 17,100 15,200 7,550 5,650 4,950 5,030 4,490
21 3,010 6,530 11,600 13,300 14,900 16,700 15,200 7,330 5,660 4,880 4,980 4,290
22 3,000 7,220 11,200 13,000 14,900 16,600 14,900 7,300 5,740 4,950 4,830 4,060
23 3,070 7,310 10,700 13,200 15,000 17,100 14,200 7,370 5,980 5,410 4,910 4,170
24 3,260 7,580 10,800 13,500 14,900 17,600 14,100 7,690 5,990 5,750 5,170 4,270
25 3,380 7,990 11,200 14,000 15,300 17,700 14,200 7,270 5,740 6,020 5,210 4,400
26 3,410 7,970 11,500 14,100 15,300 18,000 14,000 7,100 5,700 5,950 5,230 4,440
27 3,420 7,910 11,800 13,800 15,800 17,800 13,700 7,200 5,560 5,730 5,420 4,530
28 3,270 7,710 12,000 13,900 15,800 17,800 13,500 7,430 5,560 5,360 5,310 4,420
29 3,090 8,570 11,900 14,200 16,100 17,900 13,100 7,340 5,770 5,360 5,160 4,540
30 3,070   12,000 14,700 16,000 17,400 12,400 7,150 5,550 5,270 5,320 4,720
31 3,250   12,300   15,300   11,600 6,850   5,030   4,830