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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 05453100 Iowa River at Marengo, IA


Iowa County, Iowa
Hydrologic Unit Code 07080208
Latitude  41°48'45.8", Longitude  92°03'52.6" NAD27
Drainage area 2,794  square miles
Gage datum 720.52 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 1956-10-01 -> 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 1,110 915 2,030 3,730 3,470 4,110 3,900 1,850 1,410 1,330 1,300 1,180
2 1,090 954 2,020 3,700 3,320 4,030 3,750 1,770 1,380 1,430 1,440 1,170
3 1,080 934 2,070 3,740 3,190 3,910 3,620 1,630 1,380 1,450 1,410 1,140
4 1,050 941 2,300 3,720 3,160 3,710 3,600 1,570 1,450 1,390 1,390 1,110
5 1,010 984 2,450 3,510 3,190 3,560 3,770 1,590 1,420 1,360 1,440 1,110
6 984 992 2,420 3,420 3,190 3,410 3,570 1,630 1,400 1,350 1,370 1,110
7 946 998 2,360 3,370 3,290 3,390 3,320 1,470 1,310 1,320 1,300 1,080
8 923 1,040 2,500 3,240 3,250 3,520 3,210 1,360 1,280 1,320 1,260 1,060
9 894 1,100 2,600 3,150 3,220 3,570 3,260 1,410 1,230 1,410 1,230 1,050
10 864 1,080 2,820 3,090 3,290 3,940 3,250 1,480 1,180 1,440 1,220 1,020
11 855 1,080 2,940 3,070 3,290 3,840 3,240 1,450 1,120 1,410 1,210 985
12 920 1,050 3,020 3,020 3,370 4,080 3,330 1,580 1,060 1,380 1,270 970
13 1,000 1,030 3,360 3,050 3,450 4,260 3,190 1,530 1,150 1,350 1,230 953
14 970 1,100 3,520 3,090 3,560 4,160 3,110 1,610 1,140 1,360 1,190 1,060
15 901 1,160 3,580 3,110 3,410 4,240 2,980 1,580 1,120 1,380 1,160 1,130
16 865 1,160 3,630 3,170 3,370 4,210 2,730 1,600 1,060 1,340 1,180 1,130
17 947 1,180 3,620 3,230 3,460 4,420 2,500 1,580 1,030 1,290 1,170 1,140
18 932 1,340 3,840 3,410 3,460 4,500 2,680 1,520 1,150 1,300 1,180 1,210
19 922 1,600 4,100 3,490 3,400 4,470 2,820 1,480 1,140 1,280 1,180 1,210
20 953 1,810 4,300 3,570 3,270 4,420 2,790 1,520 1,140 1,260 1,180 1,170
21 950 1,970 4,150 3,570 3,240 4,330 2,640 1,410 1,200 1,230 1,190 1,140
22 937 2,110 4,120 3,460 3,200 4,260 2,380 1,420 1,160 1,210 1,180 1,140
23 1,010 2,230 4,200 3,340 3,170 4,350 2,220 1,340 1,220 1,300 1,180 1,100
24 958 2,220 4,050 3,300 3,270 4,260 2,120 1,270 1,190 1,350 1,140 1,090
25 922 2,180 3,700 3,280 3,320 4,190 2,060 1,200 1,320 1,330 1,140 1,090
26 862 2,140 3,490 3,190 3,430 4,070 2,030 1,230 1,400 1,310 1,130 1,130
27 868 2,190 3,410 3,170 3,790 3,970 1,980 1,410 1,360 1,270 1,160 1,160
28 868 2,100 3,400 3,180 4,050 3,870 1,950 1,520 1,310 1,230 1,170 1,240
29 849 2,140 3,370 3,320 4,320 3,790 1,930 1,610 1,310 1,200 1,170 1,230
30 878   3,500 3,500 4,280 3,920 1,890 1,710 1,310 1,250 1,180 1,200
31 916   3,790   4,200   1,840 1,500   1,240   1,160