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USGS Daily Statistics for the Nation

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 05542500 ILLINOIS RIVER AT MORRIS, IL


Grundy County, Illinois
Hydrologic Unit Code 07120005
Latitude  41°21'16.5", Longitude  88°25'42.6" NAD83
Drainage area 7,483.00  square miles
Gage datum 478.17 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 2015-10-01 -> 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 10,600 9,760 20,100 23,100 25,900 12,700 16,700 5,550 6,630 6,890 13,000 9,280
2 10,600 9,010 18,800 22,600 28,500 11,800 15,800 4,900 5,480 6,360 11,500 10,300
3 10,300 9,190 17,100 20,400 25,600 10,700 15,200 4,950 5,230 6,600 10,500 10,600
4 10,500 9,310 15,800 19,000 22,800 9,740 13,800 5,280 5,410 6,300 9,950 10,000
5 9,820 9,340 15,500 17,800 20,600 9,610 12,700 5,090 5,050 5,670 9,430 9,290
6 9,080 10,400 15,400 18,300 18,800 9,070 12,000 4,780 5,380 6,600 9,360 8,630
7 8,300 11,400 14,600 18,600 17,600 8,680 11,000 5,640 5,370 7,300 8,440 8,210
8 7,900 11,700 13,800 17,400 17,100 8,540 9,450 5,880 5,710 7,310 7,570 7,690
9 7,810 11,000 14,200 16,300 17,900 9,130 8,060 5,560 6,070 6,570 7,270 7,310
10 8,530 10,800 15,500 14,800 20,300 9,650 7,730 5,680 6,280 6,200 7,000 6,930
11 10,700 10,300 15,200 13,500 19,100 9,790 7,670 5,580 7,090 6,890 6,250 7,240
12 12,800 10,000 13,500 12,900 17,200 9,510 8,400 5,710 6,530 7,050 6,490 7,680
13 13,100 10,800 12,400 12,300 16,200 9,230 8,970 6,690 6,440 7,430 6,180 7,890
14 12,800 9,650 13,200 11,800 16,200 9,050 9,060 5,490 6,040 7,830 5,860 7,580
15 11,700 9,730 13,600 13,200 18,300 10,100 8,590 5,690 5,970 9,680 5,730 7,830
16 10,900 9,440 12,700 14,400 18,000 10,500 8,240 6,160 5,990 9,390 5,830 7,790
17 11,000 10,800 11,900 14,300 16,900 10,600 8,990 6,930 5,670 8,480 5,630 7,890
18 11,000 12,000 12,800 13,200 21,500 10,100 8,770 6,590 5,670 7,040 6,410 7,420
19 10,500 11,500 12,400 12,600 22,600 10,000 8,920 7,090 5,230 6,070 7,720 7,050
20 11,100 14,000 13,600 12,000 17,800 10,500 9,600 7,390 4,490 5,610 7,650 6,570
21 11,400 18,200 13,400 11,500 15,600 11,900 8,850 7,890 4,740 5,710 7,610 6,220
22 11,100 20,100 12,500 10,400 16,300 13,400 10,500 7,390 4,870 5,590 7,830 6,010
23 10,900 19,900 12,200 10,000 16,400 13,300 11,800 6,910 4,750 6,080 7,470 6,090
24 10,900 20,300 12,400 9,560 16,400 12,000 11,000 6,220 4,860 7,270 7,330 6,030
25 12,100 19,500 13,000 9,390 14,600 11,900 10,000 6,840 4,570 10,900 6,950 5,940
26 13,800 18,600 14,100 10,300 13,500 12,600 9,150 6,780 4,260 12,700 7,400 6,470
27 14,200 18,200 14,000 10,300 13,300 15,900 8,060 7,220 4,090 15,200 8,620 7,950
28 13,000 18,900 13,800 11,300 14,500 16,900 8,290 8,320 7,930 15,300 8,550 8,380
29 12,000 9,910 13,500 15,100 14,700 16,800 7,200 8,100 8,610 13,400 8,620 8,880
30 11,000   15,700 22,600 14,600 16,800 6,810 7,440 7,570 13,100 9,050 9,980
31 9,830   20,400   14,100   6,190 6,970   14,200   9,700