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USGS Daily Statistics for Illinois

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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 05551580 FOX RIVER AT YORKVILLE, IL


Kendall County, Illinois
Hydrologic Unit Code 07120007
Latitude  41°38'34.22", Longitude  88°26'36.17" NAD83
Drainage area 1,804  square miles
Gage datum 562.28 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 2011-10-01 -> 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 1,750 1,720 2,580 3,380 4,120 2,530 2,870 1,250 953 1,090 1,680 1,810
2 1,730 1,730 2,470 3,150 3,780 2,380 2,700 1,100 890 1,140 1,590 2,020
3 1,740 1,840 2,350 3,100 3,850 2,150 2,570 1,020 955 1,410 1,570 1,960
4 1,700 1,850 2,250 3,140 3,690 1,990 2,360 964 1,030 1,390 1,550 1,840
5 1,600 1,820 2,260 3,290 3,470 2,090 2,220 986 974 1,300 1,580 1,770
6 1,540 1,810 2,310 3,340 3,330 2,020 2,180 908 1,020 1,370 1,580 1,700
7 1,540 1,950 2,270 3,210 3,160 1,890 2,140 896 1,020 1,370 1,590 1,650
8 1,520 1,960 2,240 3,090 2,980 1,750 1,980 936 1,060 1,410 1,610 1,580
9 1,520 1,920 2,310 3,090 3,420 1,710 1,840 910 1,140 1,360 1,620 1,530
10 1,590 1,890 2,740 3,090 3,470 1,760 1,730 931 1,160 1,340 1,610 1,510
11 1,810 1,930 3,020 3,120 3,460 1,700 1,610 1,070 1,260 1,520 1,600 1,550
12 1,720 1,860 2,950 3,120 3,390 1,660 1,780 1,060 1,320 1,600 1,600 1,600
13 1,640 1,730 2,890 3,010 3,180 1,710 2,050 1,040 1,560 1,540 1,550 1,580
14 1,560 1,690 3,000 3,120 3,110 1,740 2,020 977 1,520 1,820 1,540 1,770
15 1,500 1,700 3,050 3,130 3,700 1,900 2,200 984 1,480 2,170 1,580 1,840
16 1,500 1,750 2,990 3,120 3,480 2,270 2,280 1,020 1,390 1,890 1,600 1,760
17 1,690 1,860 2,870 3,040 3,340 1,980 2,190 1,030 1,350 1,730 1,650 1,630
18 1,560 1,830 2,880 3,860 3,440 1,860 2,170 981 1,370 1,690 1,720 1,540
19 1,480 1,810 2,920 3,600 3,060 1,930 2,150 948 1,580 1,560 1,660 1,510
20 1,490 2,270 2,910 3,250 2,800 1,950 2,170 910 1,500 1,430 1,640 1,510
21 1,510 2,490 2,840 3,120 2,900 2,080 2,120 964 1,490 1,360 1,720 1,570
22 1,560 2,320 2,750 2,990 2,960 2,460 2,270 1,040 1,530 1,370 1,700 1,510
23 1,590 2,390 2,760 3,040 2,780 2,550 2,240 977 1,530 1,350 1,620 1,520
24 1,540 2,450 2,820 2,970 2,730 2,490 2,280 891 1,410 1,360 1,610 1,570
25 1,560 2,340 2,910 2,850 2,640 2,500 1,950 840 1,330 1,560 1,610 1,510
26 1,720 2,210 2,920 2,800 2,760 2,630 1,720 867 1,250 1,500 1,690 1,540
27 1,750 2,280 2,850 2,730 2,850 3,020 1,590 891 1,200 1,660 1,790 1,640
28 1,750 2,410 2,940 2,690 2,880 2,850 1,510 837 1,280 1,580 1,770 1,710
29 1,700 1,850 3,040 3,020 2,830 2,800 1,660 1,000 1,240 1,560 1,740 1,860
30 1,780   3,180 3,840 2,630 2,780 1,610 1,070 1,180 1,580 1,730 1,810
31 1,780   3,420   2,700   1,400 1,020   1,760   1,720