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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 05485500 Des Moines River blw Raccoon Riv at Des Moines, IA


Polk County, Iowa
Hydrologic Unit Code 07100008
Latitude  41°34'42.9", Longitude  93°36'20.2" NAD83
Drainage area 9,879  square miles
Gage datum 762.32 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 1977-10-01 -> 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 3,060 1,790 4,820 10,100 12,000 13,500 15,200 6,040 4,750 3,710 3,830 3,240
2 2,930 1,800 4,910 10,200 11,800 13,200 15,100 5,740 4,770 3,960 3,910 3,260
3 2,760 1,830 5,190 10,300 11,900 12,600 14,300 5,550 4,390 3,980 3,900 3,210
4 2,590 1,830 5,360 10,100 12,400 12,000 13,400 5,470 4,050 4,010 3,840 3,190
5 2,520 1,800 5,470 10,100 12,700 11,700 12,700 5,460 3,740 3,970 3,680 3,110
6 2,450 1,790 5,490 10,100 12,700 11,900 12,500 5,410 3,550 4,020 3,600 3,150
7 2,420 1,830 5,660 10,200 12,900 12,100 12,200 5,240 3,530 4,100 3,650 3,030
8 2,410 1,830 5,800 10,100 12,700 12,000 11,700 5,070 3,740 4,050 3,580 2,890
9 2,360 1,800 5,890 10,200 12,400 12,200 11,500 5,030 3,710 4,170 3,380 2,860
10 2,270 1,880 6,070 10,300 12,800 12,400 11,800 5,060 3,790 4,420 3,400 2,810
11 2,200 2,040 6,200 10,200 12,900 12,300 12,500 5,010 3,640 4,620 3,360 2,730
12 2,100 2,120 6,580 10,200 12,700 12,900 12,400 4,960 3,510 4,760 3,360 2,650
13 1,940 2,170 7,310 10,300 12,700 13,500 12,000 4,840 3,420 4,730 3,330 2,730
14 1,870 2,260 8,200 10,400 12,500 13,500 11,700 4,860 3,310 4,660 3,370 3,100
15 1,840 2,330 8,830 10,700 12,400 14,200 11,100 4,820 3,220 4,760 3,430 3,470
16 1,810 2,530 9,150 10,800 12,300 14,900 10,400 4,490 3,350 4,600 3,380 3,600
17 1,780 2,940 9,430 10,800 12,400 15,000 9,610 4,120 3,370 4,390 3,460 3,490
18 1,730 3,180 9,580 11,200 12,500 14,900 9,580 3,920 3,480 4,200 3,530 3,250
19 1,760 3,610 9,810 11,100 12,300 15,000 9,490 3,880 3,550 4,100 3,480 3,040
20 1,760 4,100 10,300 11,000 12,400 15,100 9,390 4,000 3,620 3,880 3,600 2,920
21 1,810 4,440 10,300 11,000 12,300 15,000 9,140 4,170 3,700 3,860 3,710 2,910
22 1,860 4,610 9,920 11,000 12,600 15,000 8,780 4,290 3,870 3,870 3,600 2,970
23 1,850 4,940 9,650 11,400 12,400 15,000 8,450 4,550 4,090 3,850 3,420 2,960
24 1,800 5,080 9,500 11,400 12,900 14,900 8,180 4,540 4,000 4,030 3,360 2,880
25 1,780 4,840 9,440 11,600 13,200 15,200 7,990 4,460 3,970 4,140 3,310 2,800
26 1,690 4,780 9,620 11,900 12,900 15,400 8,030 4,540 3,980 3,980 3,260 2,730
27 1,720 4,790 9,840 12,100 13,000 15,300 7,840 4,540 3,930 3,850 3,230 2,800
28 1,650 4,780 9,910 11,900 13,500 15,400 7,390 4,340 3,890 3,690 3,310 3,210
29 1,610 6,400 9,860 11,600 13,700 15,100 7,520 4,690 3,870 3,660 3,260 3,220
30 1,660   9,940 11,800 13,500 14,700 7,000 4,910 3,810 3,710 3,230 3,280
31 1,730   10,100   13,500   6,510 4,700   3,770   3,180