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USGS Daily Statistics for Illinois

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USGS 05536890 CHICAGO SANITARY AND SHIP CANAL NR LEMONT, IL


Dupage County, Illinois
Hydrologic Unit Code 07120004
Latitude  41°41'28.2", Longitude  87°57'49.6" NAD83
Drainage area 738  square miles
Gage datum 551.76 feet above NAVD88
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00060, Discharge, cubic feet per second,(CHANNELMASTER)
Day of
month		 Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 2004-10-01 -> 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 2,440 1,880 3,290 3,410 4,360 3,410 3,910 2,860 2,650 2,370 2,370 2,340
2 2,490 2,010 3,080 3,170 4,080 3,280 3,500 2,850 2,460 2,200 2,210 2,290
3 2,390 2,010 2,770 2,960 3,570 2,910 3,260 2,950 2,680 2,910 2,000 1,990
4 2,280 1,990 2,710 2,890 3,290 2,940 3,030 3,230 2,710 2,230 2,010 1,970
5 2,340 2,310 2,810 3,000 3,050 3,130 3,180 3,550 3,030 2,240 2,180 1,600
6 2,280 2,070 2,690 3,320 3,140 2,840 3,290 2,800 2,660 2,390 2,050 1,660
7 2,000 2,350 2,760 2,980 3,180 2,730 3,230 3,180 2,700 2,340 1,900 1,530
8 2,500 2,440 3,360 2,940 3,110 2,840 2,960 2,880 2,710 2,130 1,880 1,890
9 2,550 2,290 3,280 3,020 3,700 3,440 2,910 2,760 2,550 2,070 1,710 1,970
10 2,470 2,220 3,700 3,030 3,370 3,360 3,080 2,870 2,830 2,140 1,740 1,860
11 2,860 2,380 3,640 2,930 3,770 3,280 3,040 2,680 2,840 2,430 1,910 2,040
12 2,950 2,220 3,140 2,930 3,660 3,140 3,650 2,890 2,850 2,170 1,850 2,180
13 3,090 2,270 3,070 2,720 3,780 2,940 3,360 2,790 3,190 2,320 1,650 2,050
14 2,610 1,990 3,360 2,550 3,330 3,450 3,450 2,610 3,190 2,860 1,710 2,370
15 2,430 2,080 3,110 2,900 3,990 3,560 3,280 2,910 3,200 3,020 1,530 2,350
16 2,360 1,970 2,790 2,910 3,280 3,450 3,070 2,760 2,860 2,320 1,450 2,240
17 2,350 2,510 2,610 2,610 3,460 3,520 3,260 2,950 2,710 2,150 1,700 2,030
18 2,260 2,720 2,610 3,250 3,520 3,110 3,130 2,970 3,340 2,010 1,960 1,920
19 2,200 2,410 2,620 3,170 3,120 3,350 3,510 3,180 3,240 1,870 1,840 1,820
20 2,070 2,920 2,640 3,260 2,890 3,430 3,540 3,360 2,440 1,920 1,720 1,840
21 2,020 3,360 2,500 2,760 3,260 3,500 3,280 3,260 2,600 1,920 1,790 1,880
22 2,030 3,100 2,570 2,560 3,180 3,660 3,500 3,450 2,610 2,140 1,960 2,280
23 2,110 2,910 2,690 2,550 2,870 3,620 4,110 3,520 2,380 2,700 1,890 2,350
24 2,250 2,670 2,820 2,580 2,950 3,730 4,620 3,250 2,440 2,500 1,830 2,220
25 2,530 2,760 2,770 2,990 3,140 3,590 3,870 3,210 2,290 2,980 1,770 2,290
26 2,470 2,800 2,700 3,070 3,810 4,070 3,300 3,020 2,510 2,620 1,870 2,140
27 2,070 3,130 2,670 3,160 3,220 3,650 2,940 3,420 2,400 2,890 2,400 3,090
28 2,230 3,230 2,660 3,390 3,600 3,540 3,400 3,190 2,790 2,620 1,960 2,910
29 2,210 2,050 2,560 3,580 3,560 3,530 3,330 2,880 2,770 2,460 2,050 2,920
30 2,270   3,360 4,540 3,170 3,540 2,930 2,840 2,320 2,960 2,180 2,660
31 1,990   3,340   3,420   2,870 2,730   3,220   2,760