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USGS Daily Statistics for the Nation

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°00'39.05", Longitude  92°24'40.65" NAD83
Drainage area 13,374  square miles
Gage datum 621.59 feet above NAVD88
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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 -> 2025-09-30)

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 4,470 3,110 7,260 11,900 13,900 15,000 16,600 10,900 6,200 4,780 5,120 5,170
2 4,390 3,350 7,470 12,000 13,000 15,400 16,200 10,700 6,090 4,620 5,320 5,200
3 4,200 3,400 7,720 12,000 13,000 15,300 16,100 10,600 5,830 4,710 5,290 5,000
4 4,040 3,710 8,120 11,900 13,100 15,200 16,600 10,700 5,550 4,700 5,400 4,740
5 3,870 3,800 8,260 11,900 13,300 14,900 17,100 10,400 5,430 4,850 5,260 4,820
6 3,750 3,700 8,300 11,900 13,200 14,900 17,300 9,840 5,280 4,410 5,250 4,730
7 3,700 3,650 8,440 11,800 13,600 14,800 16,600 9,800 4,990 4,420 5,220 4,620
8 3,740 3,410 8,800 12,100 14,100 15,200 15,900 9,690 4,490 4,630 5,200 4,400
9 3,670 3,270 9,240 12,300 13,600 15,500 16,100 10,100 4,340 4,810 4,980 4,380
10 3,490 3,150 9,650 12,400 13,600 15,600 15,800 10,100 4,500 4,940 5,020 4,400
11 3,310 3,070 9,880 12,300 14,000 15,500 15,800 9,820 4,470 4,740 4,850 4,550
12 3,150 3,200 9,680 12,300 13,900 15,700 16,200 9,340 4,220 4,780 4,850 4,480
13 3,050 3,370 10,200 12,500 14,200 16,300 16,100 8,990 4,640 4,970 4,880 4,670
14 2,910 3,430 10,500 12,700 13,800 16,800 15,800 8,620 4,980 5,180 4,750 4,970
15 2,840 3,560 10,600 12,700 14,200 17,600 15,900 8,310 5,090 4,980 4,830 4,870
16 2,760 3,730 10,700 13,000 14,600 16,900 16,000 8,050 4,980 4,700 4,780 4,550
17 2,780 3,880 10,900 13,200 15,100 16,700 15,800 7,920 5,160 4,870 4,820 4,450
18 2,880 4,220 11,200 13,600 15,000 16,900 15,000 7,750 5,150 5,120 4,820 4,560
19 2,900 4,930 11,600 13,700 15,000 16,900 14,800 7,400 5,270 4,810 4,700 4,440
20 2,860 5,630 11,600 13,500 14,700 16,700 14,700 7,190 5,280 4,620 4,730 4,300
21 2,870 6,290 11,100 12,700 14,800 16,300 14,700 6,960 5,290 4,570 4,680 4,100
22 2,850 6,930 10,700 12,600 14,900 16,200 14,500 6,920 5,360 4,630 4,540 3,860
23 2,910 7,000 10,400 12,900 14,800 16,500 13,800 6,980 5,580 5,050 4,620 3,960
24 3,080 7,250 10,500 13,200 14,800 17,100 13,700 7,240 5,590 5,370 4,860 4,050
25 3,200 7,590 10,800 13,800 15,100 17,200 13,800 6,850 5,360 5,660 4,900 4,180
26 3,230 7,540 11,000 13,900 14,900 17,500 13,600 6,680 5,310 5,690 4,910 4,190
27 3,240 7,510 11,300 13,700 15,400 17,200 13,300 6,770 5,190 5,470 5,090 4,290
28 3,100 7,400 11,600 13,800 15,500 17,300 13,100 6,970 5,190 5,120 4,980 4,190
29 2,940 8,040 11,500 14,100 15,700 17,200 12,800 6,890 5,380 5,170 4,850 4,290
30 2,920   11,600 14,600 15,600 16,800 12,100 6,750 5,180 5,140 5,010 4,470
31 3,100   12,000   14,900   11,500 6,470   4,890   4,580