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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 05490500 Des Moines River at Keosauqua, IA


Van Buren County, Iowa
Hydrologic Unit Code 07100009
Latitude  40°43'40.1", Longitude  91°57'34.61" NAD83
Drainage area 14,038  square miles
Gage datum 543.55 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 -> 2024-09-30)

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 4,760 3,380 7,990 12,800 15,300 15,500 16,900 11,100 6,840 5,400 5,380 5,440
2 4,590 3,620 8,020 12,500 14,100 16,100 16,400 10,700 6,460 5,080 5,780 5,720
3 4,520 3,830 8,270 12,400 13,700 16,100 16,600 10,700 6,270 5,220 5,650 5,530
4 4,480 3,940 8,850 12,500 13,600 15,800 17,500 10,600 6,070 5,100 5,670 5,130
5 4,310 4,010 9,600 12,300 13,600 15,700 17,600 10,800 5,800 5,150 5,630 5,070
6 4,150 3,970 9,130 12,400 13,500 15,400 17,600 10,300 5,760 5,050 5,490 5,130
7 4,010 4,030 9,200 12,000 14,000 15,200 17,500 9,790 5,550 4,620 5,450 4,940
8 4,010 3,960 9,580 12,300 14,900 15,900 16,900 9,790 5,080 4,860 5,380 4,810
9 4,020 3,830 10,200 13,100 14,300 16,000 16,600 9,990 4,720 5,140 5,300 4,670
10 3,750 3,660 10,800 13,300 14,000 16,000 16,400 10,600 4,970 5,500 5,300 4,720
11 3,640 3,580 11,000 13,500 14,800 15,700 16,400 10,200 4,880 5,370 5,170 4,790
12 3,480 3,620 10,800 13,200 14,700 15,800 16,400 10,000 4,610 4,980 5,110 4,900
13 3,340 3,730 11,100 13,400 14,900 16,700 16,400 9,540 5,010 5,100 5,030 4,820
14 3,140 3,910 11,500 13,700 14,800 17,300 16,500 9,280 5,570 5,590 5,050 5,470
15 3,100 4,140 11,700 13,700 14,400 18,400 16,700 8,720 5,580 5,500 4,950 5,770
16 3,040 4,220 11,900 14,100 15,000 17,900 16,700 8,360 5,510 5,000 4,950 5,210
17 3,040 4,370 11,700 14,300 15,900 17,300 16,700 8,300 5,540 4,940 5,090 4,780
18 3,120 4,530 12,100 15,200 16,000 17,100 15,600 8,040 5,880 5,550 5,100 4,810
19 3,280 5,070 12,500 15,200 15,600 17,300 15,200 7,800 5,790 5,280 4,870 4,810
20 3,100 5,950 12,700 15,000 15,200 17,400 15,500 7,490 5,870 4,920 4,910 4,670
21 3,080 6,650 12,000 14,700 15,000 17,100 15,500 7,350 5,890 4,780 5,060 4,560
22 3,190 7,180 11,700 13,700 15,000 16,700 15,100 7,210 6,170 4,760 4,760 4,450
23 3,190 7,690 11,500 13,500 15,200 16,900 14,400 7,100 6,150 5,220 4,800 4,330
24 3,250 7,850 11,100 14,200 15,600 17,600 13,700 8,020 6,420 5,440 4,900 4,400
25 3,430 8,180 11,400 14,800 15,800 18,400 13,900 7,490 6,140 5,670 5,100 4,600
26 3,600 8,280 11,700 14,700 16,300 18,200 13,800 7,240 5,950 6,010 5,170 4,590
27 3,760 8,420 11,900 14,300 16,700 18,000 13,500 7,320 5,570 5,770 5,500 4,660
28 3,560 8,180 12,300 14,300 16,900 17,400 13,600 7,330 5,510 5,480 5,570 4,760
29 3,390 8,510 12,200 14,400 17,500 17,700 13,000 7,260 5,920 5,460 5,170 4,660
30 3,230   12,200 15,300 16,700 17,200 12,500 7,060 5,870 5,700 5,170 4,760
31 3,310   12,900   16,000   11,700 7,080   5,250   4,810