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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 05446500 ROCK RIVER NEAR JOSLIN, IL


Rock Island County, Illinois
Hydrologic Unit Code 07090005
Latitude  41°33'22", Longitude  90°11'07" NAD83
Drainage area 9,549  square miles
Gage datum 564.06 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 1939-10-01 -> 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 6,340 5,830 9,950 12,200 10,600 8,670 8,310 5,490 4,960 5,160 5,530 5,890
2 6,240 5,810 9,710 12,300 10,500 8,640 8,190 5,340 4,830 5,090 5,590 5,890
3 6,090 5,820 9,760 12,300 10,500 8,620 8,010 5,220 4,740 5,070 5,740 5,970
4 5,990 5,820 9,910 12,200 10,300 8,710 8,060 5,170 4,680 5,080 5,780 6,030
5 5,970 5,870 10,200 12,200 10,100 8,730 7,960 5,060 4,650 5,130 5,760 6,000
6 6,080 5,740 10,400 12,000 9,850 8,730 7,770 5,100 4,560 5,150 5,700 5,930
7 6,070 5,670 10,400 11,900 9,600 8,550 7,570 5,210 4,430 5,160 5,710 5,860
8 6,060 5,740 10,400 11,800 9,500 8,300 7,350 5,240 4,380 5,220 5,680 5,810
9 6,010 5,900 10,300 11,600 9,480 8,320 7,360 5,260 4,460 5,170 5,600 5,720
10 5,970 6,080 10,400 11,500 9,530 8,450 7,320 5,080 4,540 5,180 5,560 5,710
11 5,900 6,210 10,800 11,400 9,590 8,450 7,160 4,980 4,540 5,220 5,640 5,600
12 5,870 6,290 11,100 11,300 9,590 8,450 6,890 4,870 4,480 5,300 5,660 5,470
13 5,840 6,400 11,400 11,300 9,660 8,430 6,690 4,840 4,520 5,300 5,650 5,400
14 5,750 6,500 11,600 11,100 9,820 8,790 6,580 4,810 4,780 5,250 5,680 5,400
15 5,670 6,620 11,800 11,000 9,890 9,030 6,400 4,860 5,000 5,170 5,690 5,460
16 5,650 6,630 12,100 11,000 9,790 9,240 6,300 4,900 5,040 5,120 5,680 5,550
17 5,730 6,490 12,300 11,100 9,750 9,230 6,120 4,780 4,980 5,070 5,600 5,620
18 5,720 6,450 12,200 11,100 9,760 9,090 6,030 4,810 4,930 5,040 5,690 5,570
19 5,610 6,610 12,200 11,100 9,650 8,900 6,230 4,890 4,930 5,100 5,650 5,510
20 5,610 7,130 12,400 11,100 9,550 8,960 6,420 4,830 4,950 5,050 5,710 5,470
21 5,710 7,730 12,800 11,100 9,410 8,830 6,660 4,910 4,960 5,030 5,710 5,500
22 5,780 8,550 12,900 11,200 9,230 8,750 6,640 4,830 5,100 5,000 5,700 5,470
23 6,010 9,030 12,700 11,200 9,100 8,800 6,590 4,820 5,170 5,030 5,690 5,440
24 6,300 9,090 12,500 11,100 9,100 8,810 6,590 4,840 5,240 5,200 5,630 5,410
25 6,500 9,270 12,500 11,100 9,020 8,660 6,490 4,740 5,230 5,290 5,580 5,470
26 6,450 9,580 12,400 10,900 8,930 8,530 6,310 4,820 5,220 5,350 5,510 5,570
27 6,310 9,730 12,200 10,800 8,810 8,350 6,140 5,030 5,240 5,380 5,600 5,680
28 6,280 9,810 12,100 10,800 8,610 8,250 6,020 5,250 5,240 5,380 5,690 5,810
29 6,160 9,210 12,000 10,700 8,650 8,240 5,900 5,300 5,200 5,410 5,730 6,050
30 5,990   12,000 10,600 8,770 8,340 5,770 5,280 5,210 5,400 5,780 6,210
31 5,920   12,200   8,770   5,610 5,110   5,440   6,300